Mercurial
diff third_party/sqlite3/autosetup/jimsh0.c @ 167:589bab390fb4
[ThirdParty] Added sqlite3 to the third_party.
| author | MrJuneJune <me@mrjunejune.com> |
|---|---|
| date | Mon, 19 Jan 2026 16:28:45 -0800 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/third_party/sqlite3/autosetup/jimsh0.c Mon Jan 19 16:28:45 2026 -0800 @@ -0,0 +1,24506 @@ +/* This is single source file, bootstrap version of Jim Tcl. See http://jim.tcl.tk/ */ +#define JIM_COMPAT +#define JIM_ANSIC +#define JIM_REGEXP +#define HAVE_NO_AUTOCONF +#define JIM_TINY +#define _JIMAUTOCONF_H +#define TCL_LIBRARY "." +#define jim_ext_bootstrap +#define jim_ext_aio +#define jim_ext_readdir +#define jim_ext_regexp +#define jim_ext_file +#define jim_ext_glob +#define jim_ext_exec +#define jim_ext_clock +#define jim_ext_array +#define jim_ext_stdlib +#define jim_ext_tclcompat +#if defined(_MSC_VER) +#define TCL_PLATFORM_OS "windows" +#define TCL_PLATFORM_PLATFORM "windows" +#define TCL_PLATFORM_PATH_SEPARATOR ";" +#define HAVE_MKDIR_ONE_ARG +#define HAVE_SYSTEM +#elif defined(__MINGW32__) +#define TCL_PLATFORM_OS "mingw" +#define TCL_PLATFORM_PLATFORM "windows" +#define TCL_PLATFORM_PATH_SEPARATOR ";" +#define HAVE_MKDIR_ONE_ARG +#define HAVE_SYSTEM +#define HAVE_SYS_TIME_H +#define HAVE_DIRENT_H +#define HAVE_UNISTD_H +#define HAVE_UMASK +#include <sys/stat.h> +#ifndef S_IRWXG +#define S_IRWXG 0 +#endif +#ifndef S_IRWXO +#define S_IRWXO 0 +#endif +#else +#define TCL_PLATFORM_OS "unknown" +#define TCL_PLATFORM_PLATFORM "unix" +#define TCL_PLATFORM_PATH_SEPARATOR ":" +#ifdef _MINIX +#define vfork fork +#define _POSIX_SOURCE +#else +#define _GNU_SOURCE +#endif +#define HAVE_FORK +#define HAVE_WAITPID +#define HAVE_ISATTY +#define HAVE_MKSTEMP +#define HAVE_LINK +#define HAVE_SYS_TIME_H +#define HAVE_DIRENT_H +#define HAVE_UNISTD_H +#define HAVE_UMASK +#define HAVE_PIPE +#define _FILE_OFFSET_BITS 64 +#endif +#define JIM_VERSION 84 +#ifndef JIM_WIN32COMPAT_H +#define JIM_WIN32COMPAT_H + + + +#ifdef __cplusplus +extern "C" { +#endif + + +#if defined(_WIN32) || defined(WIN32) + +#define HAVE_DLOPEN +void *dlopen(const char *path, int mode); +int dlclose(void *handle); +void *dlsym(void *handle, const char *symbol); +char *dlerror(void); + + +#if defined(__MINGW32__) + #define JIM_SPRINTF_DOUBLE_NEEDS_FIX +#endif + +#ifdef _MSC_VER + + +#if _MSC_VER >= 1000 + #pragma warning(disable:4146) +#endif + +#include <limits.h> +#define jim_wide _int64 +#ifndef HAVE_LONG_LONG +#define HAVE_LONG_LONG +#endif +#ifndef LLONG_MAX + #define LLONG_MAX 9223372036854775807I64 +#endif +#ifndef LLONG_MIN + #define LLONG_MIN (-LLONG_MAX - 1I64) +#endif +#define JIM_WIDE_MIN LLONG_MIN +#define JIM_WIDE_MAX LLONG_MAX +#define JIM_WIDE_MODIFIER "I64d" +#define strcasecmp _stricmp +#define strtoull _strtoui64 + +#include <io.h> + +#include <winsock.h> +int gettimeofday(struct timeval *tv, void *unused); + +#define HAVE_OPENDIR +struct dirent { + char *d_name; +}; + +typedef struct DIR { + long handle; + struct _finddata_t info; + struct dirent result; + char *name; +} DIR; + +DIR *opendir(const char *name); +int closedir(DIR *dir); +struct dirent *readdir(DIR *dir); + +#endif + +#endif + +#ifdef __cplusplus +} +#endif + +#endif +#ifndef UTF8_UTIL_H +#define UTF8_UTIL_H + +#ifdef __cplusplus +extern "C" { +#endif + + + +#define MAX_UTF8_LEN 4 + +int utf8_fromunicode(char *p, unsigned uc); + +#ifndef JIM_UTF8 +#include <ctype.h> + + +#define utf8_strlen(S, B) ((B) < 0 ? (int)strlen(S) : (B)) +#define utf8_strwidth(S, B) utf8_strlen((S), (B)) +#define utf8_tounicode(S, CP) (*(CP) = (unsigned char)*(S), 1) +#define utf8_getchars(CP, C) (*(CP) = (C), 1) +#define utf8_upper(C) toupper(C) +#define utf8_title(C) toupper(C) +#define utf8_lower(C) tolower(C) +#define utf8_index(C, I) (I) +#define utf8_charlen(C) 1 +#define utf8_prev_len(S, L) 1 +#define utf8_width(C) 1 + +#else + +#endif + +#ifdef __cplusplus +} +#endif + +#endif + +#ifndef __JIM__H +#define __JIM__H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <time.h> +#include <limits.h> +#include <stdlib.h> +#include <stdarg.h> + + +#ifndef HAVE_NO_AUTOCONF +#endif + + + +#ifndef jim_wide +# ifdef HAVE_LONG_LONG +# define jim_wide long long +# ifndef LLONG_MAX +# define LLONG_MAX 9223372036854775807LL +# endif +# ifndef LLONG_MIN +# define LLONG_MIN (-LLONG_MAX - 1LL) +# endif +# define JIM_WIDE_MIN LLONG_MIN +# define JIM_WIDE_MAX LLONG_MAX +# else +# define jim_wide long +# define JIM_WIDE_MIN LONG_MIN +# define JIM_WIDE_MAX LONG_MAX +# endif + + +# ifdef HAVE_LONG_LONG +# define JIM_WIDE_MODIFIER "lld" +# else +# define JIM_WIDE_MODIFIER "ld" +# define strtoull strtoul +# endif +#endif + +#define UCHAR(c) ((unsigned char)(c)) + + + +#define JIM_ABI_VERSION 101 + +#define JIM_OK 0 +#define JIM_ERR 1 +#define JIM_RETURN 2 +#define JIM_BREAK 3 +#define JIM_CONTINUE 4 +#define JIM_SIGNAL 5 +#define JIM_EXIT 6 + +#define JIM_EVAL 7 + +#define JIM_MAX_CALLFRAME_DEPTH 1000 +#define JIM_MAX_EVAL_DEPTH 2000 + + +#define JIM_PRIV_FLAG_SHIFT 20 + +#define JIM_NONE 0 +#define JIM_ERRMSG 1 +#define JIM_ENUM_ABBREV 2 +#define JIM_UNSHARED 4 +#define JIM_MUSTEXIST 8 +#define JIM_NORESULT 16 + + +#define JIM_SUBST_NOVAR 1 +#define JIM_SUBST_NOCMD 2 +#define JIM_SUBST_NOESC 4 +#define JIM_SUBST_FLAG 128 + + +#define JIM_CASESENS 0 +#define JIM_NOCASE 1 +#define JIM_OPT_END 2 + + +#define JIM_PATH_LEN 1024 + + +#define JIM_NOTUSED(V) ((void) V) + +#define JIM_LIBPATH "auto_path" +#define JIM_INTERACTIVE "tcl_interactive" + + +typedef struct Jim_Stack { + int len; + int maxlen; + void **vector; +} Jim_Stack; + + +typedef struct Jim_HashEntry { + void *key; + union { + void *val; + int intval; + } u; + struct Jim_HashEntry *next; +} Jim_HashEntry; + +typedef struct Jim_HashTableType { + unsigned int (*hashFunction)(const void *key); + void *(*keyDup)(void *privdata, const void *key); + void *(*valDup)(void *privdata, const void *obj); + int (*keyCompare)(void *privdata, const void *key1, const void *key2); + void (*keyDestructor)(void *privdata, void *key); + void (*valDestructor)(void *privdata, void *obj); +} Jim_HashTableType; + +typedef struct Jim_HashTable { + Jim_HashEntry **table; + const Jim_HashTableType *type; + void *privdata; + unsigned int size; + unsigned int sizemask; + unsigned int used; + unsigned int collisions; + unsigned int uniq; +} Jim_HashTable; + +typedef struct Jim_HashTableIterator { + Jim_HashTable *ht; + Jim_HashEntry *entry, *nextEntry; + int index; +} Jim_HashTableIterator; + + +#define JIM_HT_INITIAL_SIZE 16 + + +#define Jim_FreeEntryVal(ht, entry) \ + if ((ht)->type->valDestructor) \ + (ht)->type->valDestructor((ht)->privdata, (entry)->u.val) + +#define Jim_SetHashVal(ht, entry, _val_) do { \ + if ((ht)->type->valDup) \ + (entry)->u.val = (ht)->type->valDup((ht)->privdata, (_val_)); \ + else \ + (entry)->u.val = (_val_); \ +} while(0) + +#define Jim_SetHashIntVal(ht, entry, _val_) (entry)->u.intval = (_val_) + +#define Jim_FreeEntryKey(ht, entry) \ + if ((ht)->type->keyDestructor) \ + (ht)->type->keyDestructor((ht)->privdata, (entry)->key) + +#define Jim_SetHashKey(ht, entry, _key_) do { \ + if ((ht)->type->keyDup) \ + (entry)->key = (ht)->type->keyDup((ht)->privdata, (_key_)); \ + else \ + (entry)->key = (void *)(_key_); \ +} while(0) + +#define Jim_CompareHashKeys(ht, key1, key2) \ + (((ht)->type->keyCompare) ? \ + (ht)->type->keyCompare((ht)->privdata, (key1), (key2)) : \ + (key1) == (key2)) + +#define Jim_HashKey(ht, key) ((ht)->type->hashFunction(key) + (ht)->uniq) + +#define Jim_GetHashEntryKey(he) ((he)->key) +#define Jim_GetHashEntryVal(he) ((he)->u.val) +#define Jim_GetHashEntryIntVal(he) ((he)->u.intval) +#define Jim_GetHashTableCollisions(ht) ((ht)->collisions) +#define Jim_GetHashTableSize(ht) ((ht)->size) +#define Jim_GetHashTableUsed(ht) ((ht)->used) + + +typedef struct Jim_Obj { + char *bytes; + const struct Jim_ObjType *typePtr; + int refCount; + int length; + + union { + + jim_wide wideValue; + + int intValue; + + double doubleValue; + + void *ptr; + + struct { + void *ptr1; + void *ptr2; + } twoPtrValue; + + struct { + void *ptr; + int int1; + int int2; + } ptrIntValue; + + struct { + struct Jim_VarVal *vv; + unsigned long callFrameId; + int global; + } varValue; + + struct { + struct Jim_Obj *nsObj; + struct Jim_Cmd *cmdPtr; + unsigned long procEpoch; + } cmdValue; + + struct { + struct Jim_Obj **ele; + int len; + int maxLen; + } listValue; + + struct Jim_Dict *dictValue; + + struct { + int maxLength; + int charLength; + } strValue; + + struct { + unsigned long id; + struct Jim_Reference *refPtr; + } refValue; + + struct { + struct Jim_Obj *fileNameObj; + int lineNumber; + } sourceValue; + + struct { + struct Jim_Obj *varNameObjPtr; + struct Jim_Obj *indexObjPtr; + } dictSubstValue; + struct { + int line; + int argc; + } scriptLineValue; + } internalRep; + struct Jim_Obj *prevObjPtr; + struct Jim_Obj *nextObjPtr; +} Jim_Obj; + + +#define Jim_IncrRefCount(objPtr) \ + ++(objPtr)->refCount +#define Jim_DecrRefCount(interp, objPtr) \ + if (--(objPtr)->refCount <= 0) Jim_FreeObj(interp, objPtr) +#define Jim_IsShared(objPtr) \ + ((objPtr)->refCount > 1) + +#define Jim_FreeNewObj Jim_FreeObj + + +#define Jim_FreeIntRep(i,o) \ + if ((o)->typePtr && (o)->typePtr->freeIntRepProc) \ + (o)->typePtr->freeIntRepProc(i, o) + + +#define Jim_GetIntRepPtr(o) (o)->internalRep.ptr + + +#define Jim_SetIntRepPtr(o, p) \ + (o)->internalRep.ptr = (p) + + +struct Jim_Interp; + +typedef void (Jim_FreeInternalRepProc)(struct Jim_Interp *interp, + struct Jim_Obj *objPtr); +typedef void (Jim_DupInternalRepProc)(struct Jim_Interp *interp, + struct Jim_Obj *srcPtr, Jim_Obj *dupPtr); +typedef void (Jim_UpdateStringProc)(struct Jim_Obj *objPtr); + +typedef struct Jim_ObjType { + const char *name; + Jim_FreeInternalRepProc *freeIntRepProc; + Jim_DupInternalRepProc *dupIntRepProc; + Jim_UpdateStringProc *updateStringProc; + int flags; +} Jim_ObjType; + + +#define JIM_TYPE_NONE 0 +#define JIM_TYPE_REFERENCES 1 + + + +typedef struct Jim_CallFrame { + unsigned long id; + int level; + struct Jim_HashTable vars; + struct Jim_HashTable *staticVars; + struct Jim_CallFrame *parent; + Jim_Obj *const *argv; + int argc; + Jim_Obj *procArgsObjPtr; + Jim_Obj *procBodyObjPtr; + struct Jim_CallFrame *next; + Jim_Obj *nsObj; + Jim_Obj *unused_fileNameObj; + int unused_line; + Jim_Stack *localCommands; + struct Jim_Obj *tailcallObj; + struct Jim_Cmd *tailcallCmd; +} Jim_CallFrame; + + +typedef struct Jim_EvalFrame { + Jim_CallFrame *framePtr; + int level; + int procLevel; + struct Jim_Cmd *cmd; + struct Jim_EvalFrame *parent; + Jim_Obj *const *argv; + int argc; + Jim_Obj *scriptObj; +} Jim_EvalFrame; + +typedef struct Jim_VarVal { + Jim_Obj *objPtr; + struct Jim_CallFrame *linkFramePtr; + int refCount; +} Jim_VarVal; + + +typedef int Jim_CmdProc(struct Jim_Interp *interp, int argc, + Jim_Obj *const *argv); +typedef void Jim_DelCmdProc(struct Jim_Interp *interp, void *privData); + +typedef struct Jim_Dict { + struct JimDictHashEntry { + int offset; + unsigned hash; + } *ht; + unsigned int size; + unsigned int sizemask; + unsigned int uniq; + Jim_Obj **table; + int len; + int maxLen; + unsigned int dummy; +} Jim_Dict; + +typedef struct Jim_Cmd { + int inUse; + int isproc; + struct Jim_Cmd *prevCmd; + Jim_Obj *cmdNameObj; + union { + struct { + + Jim_CmdProc *cmdProc; + Jim_DelCmdProc *delProc; + void *privData; + } native; + struct { + + Jim_Obj *argListObjPtr; + Jim_Obj *bodyObjPtr; + Jim_HashTable *staticVars; + int argListLen; + int reqArity; + int optArity; + int argsPos; + int upcall; + struct Jim_ProcArg { + Jim_Obj *nameObjPtr; + Jim_Obj *defaultObjPtr; + } *arglist; + Jim_Obj *nsObj; + } proc; + } u; +} Jim_Cmd; + + +typedef struct Jim_PrngState { + unsigned char sbox[256]; + unsigned int i, j; +} Jim_PrngState; + +typedef struct Jim_Interp { + Jim_Obj *result; + int unused_errorLine; + Jim_Obj *currentFilenameObj; + int break_level; + int maxCallFrameDepth; + int maxEvalDepth; + int evalDepth; + int returnCode; + int returnLevel; + int exitCode; + long id; + int signal_level; + jim_wide sigmask; + int (*signal_set_result)(struct Jim_Interp *interp, jim_wide sigmask); + Jim_CallFrame *framePtr; + Jim_CallFrame *topFramePtr; + struct Jim_HashTable commands; + unsigned long procEpoch; /* Incremented every time the result + of procedures names lookup caching + may no longer be valid. */ + unsigned long callFrameEpoch; /* Incremented every time a new + callframe is created. This id is used for the + 'ID' field contained in the Jim_CallFrame + structure. */ + int local; + int quitting; + int safeexpr; + Jim_Obj *liveList; + Jim_Obj *freeList; + Jim_Obj *unused_currentScriptObj; + Jim_EvalFrame topEvalFrame; + Jim_EvalFrame *evalFrame; + int procLevel; + Jim_Obj * const *unused_argv; + Jim_Obj *nullScriptObj; + Jim_Obj *emptyObj; + Jim_Obj *trueObj; + Jim_Obj *falseObj; + unsigned long referenceNextId; + struct Jim_HashTable references; + unsigned long lastCollectId; /* reference max Id of the last GC + execution. It's set to ~0 while the collection + is running as sentinel to avoid to recursive + calls via the [collect] command inside + finalizers. */ + jim_wide lastCollectTime; + Jim_Obj *stackTrace; + Jim_Obj *errorProc; + Jim_Obj *unknown; + Jim_Obj *defer; + Jim_Obj *traceCmdObj; + int unknown_called; + int errorFlag; + void *cmdPrivData; /* Used to pass the private data pointer to + a command. It is set to what the user specified + via Jim_CreateCommand(). */ + + Jim_Cmd *oldCmdCache; + int oldCmdCacheSize; + struct Jim_CallFrame *freeFramesList; + struct Jim_HashTable assocData; + Jim_PrngState *prngState; + struct Jim_HashTable packages; + Jim_Stack *loadHandles; +} Jim_Interp; + +#define Jim_SetResultString(i,s,l) Jim_SetResult(i, Jim_NewStringObj(i,s,l)) +#define Jim_SetResultInt(i,intval) Jim_SetResult(i, Jim_NewIntObj(i,intval)) + +#define Jim_SetResultBool(i,b) Jim_SetResultInt(i, b) +#define Jim_SetEmptyResult(i) Jim_SetResult(i, (i)->emptyObj) +#define Jim_GetResult(i) ((i)->result) +#define Jim_CmdPrivData(i) ((i)->cmdPrivData) + +#define Jim_SetResult(i,o) do { \ + Jim_Obj *_resultObjPtr_ = (o); \ + Jim_IncrRefCount(_resultObjPtr_); \ + Jim_DecrRefCount(i,(i)->result); \ + (i)->result = _resultObjPtr_; \ +} while(0) + + +#define Jim_GetId(i) (++(i)->id) + + +#define JIM_REFERENCE_TAGLEN 7 /* The tag is fixed-length, because the reference + string representation must be fixed length. */ +typedef struct Jim_Reference { + Jim_Obj *objPtr; + Jim_Obj *finalizerCmdNamePtr; + char tag[JIM_REFERENCE_TAGLEN+1]; +} Jim_Reference; + + +#define Jim_NewEmptyStringObj(i) Jim_NewStringObj(i, "", 0) +#define Jim_FreeHashTableIterator(iter) Jim_Free(iter) + +#define JIM_EXPORT extern + + + +JIM_EXPORT void *(*Jim_Allocator)(void *ptr, size_t size); + +#define Jim_Free(P) Jim_Allocator((P), 0) +#define Jim_Realloc(P, S) Jim_Allocator((P), (S)) +#define Jim_Alloc(S) Jim_Allocator(NULL, (S)) +JIM_EXPORT char * Jim_StrDup (const char *s); +JIM_EXPORT char *Jim_StrDupLen(const char *s, int l); + + +JIM_EXPORT char **Jim_GetEnviron(void); +JIM_EXPORT void Jim_SetEnviron(char **env); +JIM_EXPORT int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file); +#ifndef CLOCK_REALTIME +# define CLOCK_REALTIME 0 +#endif +#ifndef CLOCK_MONOTONIC +# define CLOCK_MONOTONIC 1 +#endif +#ifndef CLOCK_MONOTONIC_RAW +# define CLOCK_MONOTONIC_RAW CLOCK_MONOTONIC +#endif +JIM_EXPORT jim_wide Jim_GetTimeUsec(unsigned type); + + +JIM_EXPORT int Jim_Eval(Jim_Interp *interp, const char *script); + + +JIM_EXPORT int Jim_EvalSource(Jim_Interp *interp, const char *filename, int lineno, const char *script); + +#define Jim_Eval_Named(I, S, F, L) Jim_EvalSource((I), (F), (L), (S)) + +JIM_EXPORT int Jim_EvalGlobal(Jim_Interp *interp, const char *script); +JIM_EXPORT int Jim_EvalFile(Jim_Interp *interp, const char *filename); +JIM_EXPORT int Jim_EvalFileGlobal(Jim_Interp *interp, const char *filename); +JIM_EXPORT int Jim_EvalObj (Jim_Interp *interp, Jim_Obj *scriptObjPtr); +JIM_EXPORT int Jim_EvalObjVector (Jim_Interp *interp, int objc, + Jim_Obj *const *objv); +JIM_EXPORT int Jim_EvalObjList(Jim_Interp *interp, Jim_Obj *listObj); +JIM_EXPORT int Jim_EvalObjPrefix(Jim_Interp *interp, Jim_Obj *prefix, + int objc, Jim_Obj *const *objv); +#define Jim_EvalPrefix(i, p, oc, ov) Jim_EvalObjPrefix((i), Jim_NewStringObj((i), (p), -1), (oc), (ov)) +JIM_EXPORT int Jim_EvalNamespace(Jim_Interp *interp, Jim_Obj *scriptObj, Jim_Obj *nsObj); +JIM_EXPORT int Jim_SubstObj (Jim_Interp *interp, Jim_Obj *substObjPtr, + Jim_Obj **resObjPtrPtr, int flags); + + +JIM_EXPORT Jim_Obj *Jim_GetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr, + int *lineptr); + +JIM_EXPORT void Jim_SetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *fileNameObj, int lineNumber); + + + +JIM_EXPORT void Jim_InitStack(Jim_Stack *stack); +JIM_EXPORT void Jim_FreeStack(Jim_Stack *stack); +JIM_EXPORT int Jim_StackLen(Jim_Stack *stack); +JIM_EXPORT void Jim_StackPush(Jim_Stack *stack, void *element); +JIM_EXPORT void * Jim_StackPop(Jim_Stack *stack); +JIM_EXPORT void * Jim_StackPeek(Jim_Stack *stack); +JIM_EXPORT void Jim_FreeStackElements(Jim_Stack *stack, void (*freeFunc)(void *ptr)); + + +JIM_EXPORT int Jim_InitHashTable (Jim_HashTable *ht, + const Jim_HashTableType *type, void *privdata); +JIM_EXPORT void Jim_ExpandHashTable (Jim_HashTable *ht, + unsigned int size); +JIM_EXPORT int Jim_AddHashEntry (Jim_HashTable *ht, const void *key, + void *val); +JIM_EXPORT int Jim_ReplaceHashEntry (Jim_HashTable *ht, + const void *key, void *val); +JIM_EXPORT int Jim_DeleteHashEntry (Jim_HashTable *ht, + const void *key); +JIM_EXPORT int Jim_FreeHashTable (Jim_HashTable *ht); +JIM_EXPORT Jim_HashEntry * Jim_FindHashEntry (Jim_HashTable *ht, + const void *key); +JIM_EXPORT Jim_HashTableIterator *Jim_GetHashTableIterator + (Jim_HashTable *ht); +JIM_EXPORT Jim_HashEntry * Jim_NextHashEntry + (Jim_HashTableIterator *iter); + + +JIM_EXPORT Jim_Obj * Jim_NewObj (Jim_Interp *interp); +JIM_EXPORT void Jim_FreeObj (Jim_Interp *interp, Jim_Obj *objPtr); +JIM_EXPORT void Jim_InvalidateStringRep (Jim_Obj *objPtr); +JIM_EXPORT Jim_Obj * Jim_DuplicateObj (Jim_Interp *interp, + Jim_Obj *objPtr); +JIM_EXPORT const char * Jim_GetString(Jim_Obj *objPtr, + int *lenPtr); +JIM_EXPORT const char *Jim_String(Jim_Obj *objPtr); +JIM_EXPORT int Jim_Length(Jim_Obj *objPtr); + + +JIM_EXPORT Jim_Obj * Jim_NewStringObj (Jim_Interp *interp, + const char *s, int len); +JIM_EXPORT Jim_Obj *Jim_NewStringObjUtf8(Jim_Interp *interp, + const char *s, int charlen); +JIM_EXPORT Jim_Obj * Jim_NewStringObjNoAlloc (Jim_Interp *interp, + char *s, int len); +JIM_EXPORT void Jim_AppendString (Jim_Interp *interp, Jim_Obj *objPtr, + const char *str, int len); +JIM_EXPORT void Jim_AppendObj (Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *appendObjPtr); +JIM_EXPORT void Jim_AppendStrings (Jim_Interp *interp, + Jim_Obj *objPtr, ...); +JIM_EXPORT int Jim_StringEqObj(Jim_Obj *aObjPtr, Jim_Obj *bObjPtr); +JIM_EXPORT int Jim_StringMatchObj (Jim_Interp *interp, Jim_Obj *patternObjPtr, + Jim_Obj *objPtr, int nocase); +JIM_EXPORT Jim_Obj * Jim_StringRangeObj (Jim_Interp *interp, + Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, + Jim_Obj *lastObjPtr); +JIM_EXPORT Jim_Obj * Jim_FormatString (Jim_Interp *interp, + Jim_Obj *fmtObjPtr, int objc, Jim_Obj *const *objv); +JIM_EXPORT Jim_Obj * Jim_ScanString (Jim_Interp *interp, Jim_Obj *strObjPtr, + Jim_Obj *fmtObjPtr, int flags); +JIM_EXPORT int Jim_CompareStringImmediate (Jim_Interp *interp, + Jim_Obj *objPtr, const char *str); +JIM_EXPORT int Jim_StringCompareObj(Jim_Interp *interp, Jim_Obj *firstObjPtr, + Jim_Obj *secondObjPtr, int nocase); +JIM_EXPORT int Jim_Utf8Length(Jim_Interp *interp, Jim_Obj *objPtr); + + +JIM_EXPORT Jim_Obj * Jim_NewReference (Jim_Interp *interp, + Jim_Obj *objPtr, Jim_Obj *tagPtr, Jim_Obj *cmdNamePtr); +JIM_EXPORT Jim_Reference * Jim_GetReference (Jim_Interp *interp, + Jim_Obj *objPtr); +JIM_EXPORT int Jim_SetFinalizer (Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *cmdNamePtr); +JIM_EXPORT int Jim_GetFinalizer (Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj **cmdNamePtrPtr); + + +JIM_EXPORT Jim_Interp * Jim_CreateInterp (void); +JIM_EXPORT void Jim_FreeInterp (Jim_Interp *i); +JIM_EXPORT int Jim_GetExitCode (Jim_Interp *interp); +JIM_EXPORT const char *Jim_ReturnCode(int code); +JIM_EXPORT void Jim_SetResultFormatted(Jim_Interp *interp, const char *format, ...); + + +JIM_EXPORT void Jim_RegisterCoreCommands (Jim_Interp *interp); +JIM_EXPORT int Jim_CreateCommand (Jim_Interp *interp, + const char *cmdName, Jim_CmdProc *cmdProc, void *privData, + Jim_DelCmdProc *delProc); +JIM_EXPORT int Jim_DeleteCommand (Jim_Interp *interp, + Jim_Obj *cmdNameObj); +JIM_EXPORT int Jim_RenameCommand (Jim_Interp *interp, + Jim_Obj *oldNameObj, Jim_Obj *newNameObj); +JIM_EXPORT Jim_Cmd * Jim_GetCommand (Jim_Interp *interp, + Jim_Obj *objPtr, int flags); +JIM_EXPORT int Jim_SetVariable (Jim_Interp *interp, + Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr); +JIM_EXPORT int Jim_SetVariableStr (Jim_Interp *interp, + const char *name, Jim_Obj *objPtr); +JIM_EXPORT int Jim_SetGlobalVariableStr (Jim_Interp *interp, + const char *name, Jim_Obj *objPtr); +JIM_EXPORT int Jim_SetVariableStrWithStr (Jim_Interp *interp, + const char *name, const char *val); +JIM_EXPORT int Jim_SetVariableLink (Jim_Interp *interp, + Jim_Obj *nameObjPtr, Jim_Obj *targetNameObjPtr, + Jim_CallFrame *targetCallFrame); +JIM_EXPORT Jim_Obj * Jim_MakeGlobalNamespaceName(Jim_Interp *interp, + Jim_Obj *nameObjPtr); +JIM_EXPORT Jim_Obj * Jim_GetVariable (Jim_Interp *interp, + Jim_Obj *nameObjPtr, int flags); +JIM_EXPORT Jim_Obj * Jim_GetGlobalVariable (Jim_Interp *interp, + Jim_Obj *nameObjPtr, int flags); +JIM_EXPORT Jim_Obj * Jim_GetVariableStr (Jim_Interp *interp, + const char *name, int flags); +JIM_EXPORT Jim_Obj * Jim_GetGlobalVariableStr (Jim_Interp *interp, + const char *name, int flags); +JIM_EXPORT int Jim_UnsetVariable (Jim_Interp *interp, + Jim_Obj *nameObjPtr, int flags); + + +JIM_EXPORT Jim_CallFrame *Jim_GetCallFrameByLevel(Jim_Interp *interp, + Jim_Obj *levelObjPtr); + + +JIM_EXPORT int Jim_Collect (Jim_Interp *interp); +JIM_EXPORT void Jim_CollectIfNeeded (Jim_Interp *interp); + + +JIM_EXPORT int Jim_GetIndex (Jim_Interp *interp, Jim_Obj *objPtr, + int *indexPtr); + + +JIM_EXPORT Jim_Obj * Jim_NewListObj (Jim_Interp *interp, + Jim_Obj *const *elements, int len); +JIM_EXPORT void Jim_ListInsertElements (Jim_Interp *interp, + Jim_Obj *listPtr, int listindex, int objc, Jim_Obj *const *objVec); +JIM_EXPORT void Jim_ListAppendElement (Jim_Interp *interp, + Jim_Obj *listPtr, Jim_Obj *objPtr); +JIM_EXPORT void Jim_ListAppendList (Jim_Interp *interp, + Jim_Obj *listPtr, Jim_Obj *appendListPtr); +JIM_EXPORT int Jim_ListLength (Jim_Interp *interp, Jim_Obj *objPtr); +JIM_EXPORT int Jim_ListIndex (Jim_Interp *interp, Jim_Obj *listPrt, + int listindex, Jim_Obj **objPtrPtr, int seterr); +JIM_EXPORT Jim_Obj *Jim_ListGetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx); +JIM_EXPORT int Jim_SetListIndex (Jim_Interp *interp, + Jim_Obj *varNamePtr, Jim_Obj *const *indexv, int indexc, + Jim_Obj *newObjPtr); +JIM_EXPORT Jim_Obj * Jim_ConcatObj (Jim_Interp *interp, int objc, + Jim_Obj *const *objv); +JIM_EXPORT Jim_Obj *Jim_ListJoin(Jim_Interp *interp, + Jim_Obj *listObjPtr, const char *joinStr, int joinStrLen); + + +JIM_EXPORT Jim_Obj * Jim_NewDictObj (Jim_Interp *interp, + Jim_Obj *const *elements, int len); +JIM_EXPORT int Jim_DictKey (Jim_Interp *interp, Jim_Obj *dictPtr, + Jim_Obj *keyPtr, Jim_Obj **objPtrPtr, int flags); +JIM_EXPORT int Jim_DictKeysVector (Jim_Interp *interp, + Jim_Obj *dictPtr, Jim_Obj *const *keyv, int keyc, + Jim_Obj **objPtrPtr, int flags); +JIM_EXPORT int Jim_SetDictKeysVector (Jim_Interp *interp, + Jim_Obj *varNamePtr, Jim_Obj *const *keyv, int keyc, + Jim_Obj *newObjPtr, int flags); +JIM_EXPORT Jim_Obj **Jim_DictPairs(Jim_Interp *interp, + Jim_Obj *dictPtr, int *len); +JIM_EXPORT int Jim_DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr); + +#define JIM_DICTMATCH_KEYS 0x0001 +#define JIM_DICTMATCH_VALUES 0x002 + +JIM_EXPORT int Jim_DictMatchTypes(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *patternObj, int match_type, int return_types); +JIM_EXPORT int Jim_DictSize(Jim_Interp *interp, Jim_Obj *objPtr); +JIM_EXPORT int Jim_DictInfo(Jim_Interp *interp, Jim_Obj *objPtr); +JIM_EXPORT Jim_Obj *Jim_DictMerge(Jim_Interp *interp, int objc, Jim_Obj *const *objv); + + +JIM_EXPORT int Jim_GetReturnCode (Jim_Interp *interp, Jim_Obj *objPtr, + int *intPtr); + + +JIM_EXPORT int Jim_EvalExpression (Jim_Interp *interp, + Jim_Obj *exprObjPtr); +JIM_EXPORT int Jim_GetBoolFromExpr (Jim_Interp *interp, + Jim_Obj *exprObjPtr, int *boolPtr); + + +JIM_EXPORT int Jim_GetBoolean(Jim_Interp *interp, Jim_Obj *objPtr, + int *booleanPtr); + + +JIM_EXPORT int Jim_GetWide (Jim_Interp *interp, Jim_Obj *objPtr, + jim_wide *widePtr); +JIM_EXPORT int Jim_GetWideExpr(Jim_Interp *interp, Jim_Obj *objPtr, + jim_wide *widePtr); +JIM_EXPORT int Jim_GetLong (Jim_Interp *interp, Jim_Obj *objPtr, + long *longPtr); +#define Jim_NewWideObj Jim_NewIntObj +JIM_EXPORT Jim_Obj * Jim_NewIntObj (Jim_Interp *interp, + jim_wide wideValue); + + +JIM_EXPORT int Jim_GetDouble(Jim_Interp *interp, Jim_Obj *objPtr, + double *doublePtr); +JIM_EXPORT void Jim_SetDouble(Jim_Interp *interp, Jim_Obj *objPtr, + double doubleValue); +JIM_EXPORT Jim_Obj * Jim_NewDoubleObj(Jim_Interp *interp, double doubleValue); + + +JIM_EXPORT void Jim_WrongNumArgs (Jim_Interp *interp, int argc, + Jim_Obj *const *argv, const char *msg); +JIM_EXPORT int Jim_GetEnum (Jim_Interp *interp, Jim_Obj *objPtr, + const char * const *tablePtr, int *indexPtr, const char *name, int flags); +JIM_EXPORT int Jim_CheckShowCommands(Jim_Interp *interp, Jim_Obj *objPtr, + const char *const *tablePtr); +JIM_EXPORT int Jim_ScriptIsComplete(Jim_Interp *interp, + Jim_Obj *scriptObj, char *stateCharPtr); + +JIM_EXPORT int Jim_FindByName(const char *name, const char * const array[], size_t len); + + +typedef void (Jim_InterpDeleteProc)(Jim_Interp *interp, void *data); +JIM_EXPORT void * Jim_GetAssocData(Jim_Interp *interp, const char *key); +JIM_EXPORT int Jim_SetAssocData(Jim_Interp *interp, const char *key, + Jim_InterpDeleteProc *delProc, void *data); +JIM_EXPORT int Jim_DeleteAssocData(Jim_Interp *interp, const char *key); +JIM_EXPORT int Jim_CheckAbiVersion(Jim_Interp *interp, int abi_version); + + + + +JIM_EXPORT int Jim_PackageProvide (Jim_Interp *interp, + const char *name, const char *ver, int flags); +JIM_EXPORT int Jim_PackageRequire (Jim_Interp *interp, + const char *name, int flags); +#define Jim_PackageProvideCheck(INTERP, NAME) \ + if (Jim_CheckAbiVersion(INTERP, JIM_ABI_VERSION) == JIM_ERR || Jim_PackageProvide(INTERP, NAME, "1.0", JIM_ERRMSG)) \ + return JIM_ERR + + +JIM_EXPORT void Jim_MakeErrorMessage (Jim_Interp *interp); + + +JIM_EXPORT int Jim_InteractivePrompt (Jim_Interp *interp); +JIM_EXPORT void Jim_HistoryLoad(const char *filename); +JIM_EXPORT void Jim_HistorySave(const char *filename); +JIM_EXPORT char *Jim_HistoryGetline(Jim_Interp *interp, const char *prompt); +JIM_EXPORT void Jim_HistorySetCompletion(Jim_Interp *interp, Jim_Obj *completionCommandObj); +JIM_EXPORT void Jim_HistorySetHints(Jim_Interp *interp, Jim_Obj *hintsCommandObj); +JIM_EXPORT void Jim_HistoryAdd(const char *line); +JIM_EXPORT void Jim_HistoryShow(void); +JIM_EXPORT void Jim_HistorySetMaxLen(int length); +JIM_EXPORT int Jim_HistoryGetMaxLen(void); + + +JIM_EXPORT int Jim_InitStaticExtensions(Jim_Interp *interp); +JIM_EXPORT int Jim_StringToWide(const char *str, jim_wide *widePtr, int base); +JIM_EXPORT int Jim_IsBigEndian(void); + +#define Jim_CheckSignal(i) ((i)->signal_level && (i)->sigmask) +JIM_EXPORT void Jim_SignalSetIgnored(jim_wide mask); + + +JIM_EXPORT int Jim_LoadLibrary(Jim_Interp *interp, const char *pathName); +JIM_EXPORT void Jim_FreeLoadHandles(Jim_Interp *interp); + + +JIM_EXPORT int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *command); + + +JIM_EXPORT int Jim_IsDict(Jim_Obj *objPtr); +JIM_EXPORT int Jim_IsList(Jim_Obj *objPtr); + +#ifdef __cplusplus +} +#endif + +#endif + +#ifndef JIM_SUBCMD_H +#define JIM_SUBCMD_H + + +#ifdef __cplusplus +extern "C" { +#endif + + +#define JIM_MODFLAG_HIDDEN 0x0001 +#define JIM_MODFLAG_FULLARGV 0x0002 + + + +typedef int jim_subcmd_function(Jim_Interp *interp, int argc, Jim_Obj *const *argv); + +typedef struct { + const char *cmd; + const char *args; + jim_subcmd_function *function; + short minargs; + short maxargs; + unsigned short flags; +} jim_subcmd_type; + +#define JIM_DEF_SUBCMD(name, args, minargs, maxargs) { name, args, NULL, minargs, maxargs } +#define JIM_DEF_SUBCMD_HIDDEN(name, args, minargs, maxargs) { name, args, NULL, minargs, maxargs, JIM_MODFLAG_HIDDEN } + +const jim_subcmd_type * +Jim_ParseSubCmd(Jim_Interp *interp, const jim_subcmd_type *command_table, int argc, Jim_Obj *const *argv); + +int Jim_SubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv); + +int Jim_CallSubCmd(Jim_Interp *interp, const jim_subcmd_type *ct, int argc, Jim_Obj *const *argv); + +void Jim_SubCmdArgError(Jim_Interp *interp, const jim_subcmd_type *ct, Jim_Obj *subcmd); + +#ifdef __cplusplus +} +#endif + +#endif +#ifndef JIMREGEXP_H +#define JIMREGEXP_H + + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdlib.h> + +typedef struct { + int rm_so; + int rm_eo; +} regmatch_t; + + +typedef struct regexp { + + int re_nsub; + + + int cflags; + int err; + int regstart; + int reganch; + int regmust; + int regmlen; + int *program; + + + const char *regparse; + int p; + int proglen; + + + int eflags; + const char *start; + const char *reginput; + const char *regbol; + + + regmatch_t *pmatch; + int nmatch; +} regexp; + +typedef regexp regex_t; + +#define REG_EXTENDED 0 +#define REG_NEWLINE 1 +#define REG_ICASE 2 + +#define REG_NOTBOL 16 + +enum { + REG_NOERROR, + REG_NOMATCH, + REG_BADPAT, + REG_ERR_NULL_ARGUMENT, + REG_ERR_UNKNOWN, + REG_ERR_TOO_BIG, + REG_ERR_NOMEM, + REG_ERR_TOO_MANY_PAREN, + REG_ERR_UNMATCHED_PAREN, + REG_ERR_UNMATCHED_BRACES, + REG_ERR_BAD_COUNT, + REG_ERR_JUNK_ON_END, + REG_ERR_OPERAND_COULD_BE_EMPTY, + REG_ERR_NESTED_COUNT, + REG_ERR_INTERNAL, + REG_ERR_COUNT_FOLLOWS_NOTHING, + REG_ERR_INVALID_ESCAPE, + REG_ERR_CORRUPTED, + REG_ERR_NULL_CHAR, + REG_ERR_UNMATCHED_BRACKET, + REG_ERR_NUM +}; + +int jim_regcomp(regex_t *preg, const char *regex, int cflags); +int jim_regexec(regex_t *preg, const char *string, size_t nmatch, regmatch_t pmatch[], int eflags); +size_t jim_regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size); +void jim_regfree(regex_t *preg); + +#ifdef __cplusplus +} +#endif + +#endif +#ifndef JIM_SIGNAL_H +#define JIM_SIGNAL_H + +#ifdef __cplusplus +extern "C" { +#endif + +const char *Jim_SignalId(int sig); + +#ifdef __cplusplus +} +#endif + +#endif +#ifndef JIMIOCOMPAT_H +#define JIMIOCOMPAT_H + + +#include <stdio.h> +#include <errno.h> +#include <sys/stat.h> + + +void Jim_SetResultErrno(Jim_Interp *interp, const char *msg); + +int Jim_OpenForWrite(const char *filename, int append); + +int Jim_OpenForRead(const char *filename); + +#if defined(__MINGW32__) || defined(_WIN32) + #ifndef STRICT + #define STRICT + #endif + #define WIN32_LEAN_AND_MEAN + #include <windows.h> + #include <fcntl.h> + #include <io.h> + #include <process.h> + + typedef HANDLE phandle_t; + #define JIM_BAD_PHANDLE INVALID_HANDLE_VALUE + + + #define WIFEXITED(STATUS) (((STATUS) & 0xff00) == 0) + #define WEXITSTATUS(STATUS) ((STATUS) & 0x00ff) + #define WIFSIGNALED(STATUS) (((STATUS) & 0xff00) != 0) + #define WTERMSIG(STATUS) (((STATUS) >> 8) & 0xff) + #define WNOHANG 1 + + int Jim_Errno(void); + + long waitpid(phandle_t phandle, int *status, int nohang); + + phandle_t JimWaitPid(long processid, int *status, int nohang); + + long JimProcessPid(phandle_t phandle); + + #define HAVE_PIPE + #define pipe(P) _pipe((P), 0, O_NOINHERIT) + + typedef struct __stat64 jim_stat_t; + #define Jim_Stat _stat64 + #define Jim_FileStat _fstat64 + #define Jim_Lseek _lseeki64 + #define O_TEXT _O_TEXT + #define O_BINARY _O_BINARY + #define Jim_SetMode _setmode + #ifndef STDIN_FILENO + #define STDIN_FILENO 0 + #endif + +#else + #if defined(HAVE_STAT64) + typedef struct stat64 jim_stat_t; + #define Jim_Stat stat64 + #if defined(HAVE_FSTAT64) + #define Jim_FileStat fstat64 + #endif + #if defined(HAVE_LSTAT64) + #define Jim_LinkStat lstat64 + #endif + #else + typedef struct stat jim_stat_t; + #define Jim_Stat stat + #if defined(HAVE_FSTAT) + #define Jim_FileStat fstat + #endif + #if defined(HAVE_LSTAT) + #define Jim_LinkStat lstat + #endif + #endif + #if defined(HAVE_LSEEK64) + #define Jim_Lseek lseek64 + #else + #define Jim_Lseek lseek + #endif + + #if defined(HAVE_UNISTD_H) + #include <unistd.h> + #include <fcntl.h> + #include <sys/wait.h> + + typedef int phandle_t; + #define Jim_Errno() errno + #define JIM_BAD_PHANDLE -1 + #define JimProcessPid(PIDTYPE) (PIDTYPE) + #define JimWaitPid waitpid + + #ifndef HAVE_EXECVPE + #define execvpe(ARG0, ARGV, ENV) execvp(ARG0, ARGV) + #endif + #endif + + #ifndef O_TEXT + #define O_TEXT 0 + #endif + +#endif + +# ifndef MAXPATHLEN +# ifdef PATH_MAX +# define MAXPATHLEN PATH_MAX +# else +# define MAXPATHLEN JIM_PATH_LEN +# endif +# endif + + +int Jim_FileStoreStatData(Jim_Interp *interp, Jim_Obj *varName, const jim_stat_t *sb); + +#endif +int Jim_bootstrapInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "bootstrap", "1.0", JIM_ERRMSG)) + return JIM_ERR; + + return Jim_EvalSource(interp, "bootstrap.tcl", 1, +"\n" +"proc package {cmd args} {\n" +" if {$cmd eq \"require\"} {\n" +" foreach path $::auto_path {\n" +" lassign $args pkg\n" +" set pkgpath $path/$pkg.tcl\n" +" if {$path eq \".\"} {\n" +" set pkgpath $pkg.tcl\n" +" }\n" +" if {[file exists $pkgpath]} {\n" +" tailcall uplevel #0 [list source $pkgpath]\n" +" }\n" +" }\n" +" }\n" +"}\n" +"set tcl_platform(bootstrap) 1\n" +); +} +int Jim_initjimshInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "initjimsh", "1.0", JIM_ERRMSG)) + return JIM_ERR; + + return Jim_EvalSource(interp, "initjimsh.tcl", 1, +"\n" +"\n" +"\n" +"proc _jimsh_init {} {\n" +" rename _jimsh_init {}\n" +" global jim::exe jim::argv0 tcl_interactive auto_path tcl_platform\n" +"\n" +"\n" +" if {[exists jim::argv0]} {\n" +" if {[string match \"*/*\" $jim::argv0]} {\n" +" set jim::exe [file join [pwd] $jim::argv0]\n" +" } else {\n" +" set jim::argv0 [file tail $jim::argv0]\n" +" set path [split [env PATH \"\"] $tcl_platform(pathSeparator)]\n" +" if {$tcl_platform(platform) eq \"windows\"} {\n" +"\n" +" set path [lmap p [list \"\" {*}$path] { string map {\\\\ /} $p }]\n" +" }\n" +" foreach p $path {\n" +" set exec [file join [pwd] $p $jim::argv0]\n" +" if {[file executable $exec]} {\n" +" set jim::exe $exec\n" +" break\n" +" }\n" +" }\n" +" }\n" +" }\n" +"\n" +"\n" +" lappend p {*}[split [env JIMLIB {}] $tcl_platform(pathSeparator)]\n" +" if {[exists jim::exe]} {\n" +" lappend p [file dirname $jim::exe]\n" +" }\n" +" lappend p {*}$auto_path\n" +" set auto_path $p\n" +"\n" +" if {$tcl_interactive && [env HOME {}] ne \"\"} {\n" +" foreach src {.jimrc jimrc.tcl} {\n" +" if {[file exists [env HOME]/$src]} {\n" +" uplevel #0 source [env HOME]/$src\n" +" break\n" +" }\n" +" }\n" +" }\n" +" return \"\"\n" +"}\n" +"\n" +"if {$tcl_platform(platform) eq \"windows\"} {\n" +" set jim::argv0 [string map {\\\\ /} $jim::argv0]\n" +"}\n" +"\n" +"\n" +"set tcl::autocomplete_commands {array clock debug dict file history info namespace package signal socket string tcl::prefix zlib}\n" +"\n" +"\n" +"\n" +"proc tcl::autocomplete {prefix} {\n" +" if {[set space [string first \" \" $prefix]] != -1} {\n" +" set cmd [string range $prefix 0 $space-1]\n" +" if {$cmd in $::tcl::autocomplete_commands || [info channel $cmd] ne \"\"} {\n" +" set arg [string range $prefix $space+1 end]\n" +"\n" +" return [lmap p [$cmd -commands] {\n" +" if {![string match \"${arg}*\" $p]} continue\n" +" function \"$cmd $p\"\n" +" }]\n" +" }\n" +" }\n" +"\n" +" if {[string match \"source *\" $prefix]} {\n" +" set path [string range $prefix 7 end]\n" +" return [lmap p [glob -nocomplain \"${path}*\"] {\n" +" function \"source $p\"\n" +" }]\n" +" }\n" +"\n" +" return [lmap p [lsort [info commands $prefix*]] {\n" +" if {[string match \"* *\" $p]} {\n" +" continue\n" +" }\n" +" function $p\n" +" }]\n" +"}\n" +"\n" +"\n" +"set tcl::stdhint_commands {array clock debug dict file history info namespace package signal string zlib}\n" +"\n" +"set tcl::stdhint_cols {\n" +" none {0}\n" +" black {30}\n" +" red {31}\n" +" green {32}\n" +" yellow {33}\n" +" blue {34}\n" +" purple {35}\n" +" cyan {36}\n" +" normal {37}\n" +" grey {30 1}\n" +" gray {30 1}\n" +" lred {31 1}\n" +" lgreen {32 1}\n" +" lyellow {33 1}\n" +" lblue {34 1}\n" +" lpurple {35 1}\n" +" lcyan {36 1}\n" +" white {37 1}\n" +"}\n" +"\n" +"\n" +"set tcl::stdhint_col $tcl::stdhint_cols(lcyan)\n" +"\n" +"\n" +"proc tcl::stdhint {string} {\n" +" set result \"\"\n" +" if {[llength $string] >= 2} {\n" +" lassign $string cmd arg\n" +" if {$cmd in $::tcl::stdhint_commands || [info channel $cmd] ne \"\"} {\n" +" catch {\n" +" set help [$cmd -help $arg]\n" +" if {[string match \"Usage: $cmd *\" $help]} {\n" +" set n [llength $string]\n" +" set subcmd [lindex $help $n]\n" +" incr n\n" +" set hint [join [lrange $help $n end]]\n" +" set prefix \"\"\n" +" if {![string match \"* \" $string]} {\n" +" if {$n == 3 && $subcmd ne $arg} {\n" +"\n" +" set prefix \"[string range $subcmd [string length $arg] end] \"\n" +" } else {\n" +" set prefix \" \"\n" +" }\n" +" }\n" +" set result [list $prefix$hint {*}$::tcl::stdhint_col]\n" +" }\n" +" }\n" +" }\n" +" }\n" +" return $result\n" +"}\n" +"\n" +"_jimsh_init\n" +); +} +int Jim_globInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "glob", "1.0", JIM_ERRMSG)) + return JIM_ERR; + + return Jim_EvalSource(interp, "glob.tcl", 1, +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"package require readdir\n" +"\n" +"\n" +"proc glob.globdir {dir pattern} {\n" +" if {[file exists $dir/$pattern]} {\n" +"\n" +" return [list $pattern]\n" +" }\n" +"\n" +" set result {}\n" +" set files [readdir $dir]\n" +" lappend files . ..\n" +"\n" +" foreach name $files {\n" +" if {[string match $pattern $name]} {\n" +"\n" +" if {[string index $name 0] eq \".\" && [string index $pattern 0] ne \".\"} {\n" +" continue\n" +" }\n" +" lappend result $name\n" +" }\n" +" }\n" +"\n" +" return $result\n" +"}\n" +"\n" +"\n" +"\n" +"\n" +"proc glob.explode {pattern} {\n" +" set oldexp {}\n" +" set newexp {\"\"}\n" +"\n" +" while 1 {\n" +" set oldexp $newexp\n" +" set newexp {}\n" +" set ob [string first \\{ $pattern]\n" +" set cb [string first \\} $pattern]\n" +"\n" +" if {$ob < $cb && $ob != -1} {\n" +" set mid [string range $pattern 0 $ob-1]\n" +" set subexp [lassign [glob.explode [string range $pattern $ob+1 end]] pattern]\n" +" if {$pattern eq \"\"} {\n" +" error \"unmatched open brace in glob pattern\"\n" +" }\n" +" set pattern [string range $pattern 1 end]\n" +"\n" +" foreach subs $subexp {\n" +" foreach sub [split $subs ,] {\n" +" foreach old $oldexp {\n" +" lappend newexp $old$mid$sub\n" +" }\n" +" }\n" +" }\n" +" } elseif {$cb != -1} {\n" +" set suf [string range $pattern 0 $cb-1]\n" +" set rest [string range $pattern $cb end]\n" +" break\n" +" } else {\n" +" set suf $pattern\n" +" set rest \"\"\n" +" break\n" +" }\n" +" }\n" +"\n" +" foreach old $oldexp {\n" +" lappend newexp $old$suf\n" +" }\n" +" list $rest {*}$newexp\n" +"}\n" +"\n" +"\n" +"\n" +"proc glob.glob {base pattern} {\n" +" set dir [file dirname $pattern]\n" +" if {$pattern eq $dir || $pattern eq \"\"} {\n" +" return [list [file join $base $dir] $pattern]\n" +" } elseif {$pattern eq [file tail $pattern]} {\n" +" set dir \"\"\n" +" }\n" +"\n" +"\n" +" set dirlist [glob.glob $base $dir]\n" +" set pattern [file tail $pattern]\n" +"\n" +"\n" +" set result {}\n" +" foreach {realdir dir} $dirlist {\n" +" if {![file isdir $realdir]} {\n" +" continue\n" +" }\n" +" if {[string index $dir end] ne \"/\" && $dir ne \"\"} {\n" +" append dir /\n" +" }\n" +" foreach name [glob.globdir $realdir $pattern] {\n" +" lappend result [file join $realdir $name] $dir$name\n" +" }\n" +" }\n" +" return $result\n" +"}\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"proc glob {args} {\n" +" set nocomplain 0\n" +" set base \"\"\n" +" set tails 0\n" +"\n" +" set n 0\n" +" foreach arg $args {\n" +" if {[info exists param]} {\n" +" set $param $arg\n" +" unset param\n" +" incr n\n" +" continue\n" +" }\n" +" switch -glob -- $arg {\n" +" -d* {\n" +" set switch $arg\n" +" set param base\n" +" }\n" +" -n* {\n" +" set nocomplain 1\n" +" }\n" +" -ta* {\n" +" set tails 1\n" +" }\n" +" -- {\n" +" incr n\n" +" break\n" +" }\n" +" -* {\n" +" return -code error \"bad option \\\"$arg\\\": must be -directory, -nocomplain, -tails, or --\"\n" +" }\n" +" * {\n" +" break\n" +" }\n" +" }\n" +" incr n\n" +" }\n" +" if {[info exists param]} {\n" +" return -code error \"missing argument to \\\"$switch\\\"\"\n" +" }\n" +" if {[llength $args] <= $n} {\n" +" return -code error \"wrong # args: should be \\\"glob ?options? pattern ?pattern ...?\\\"\"\n" +" }\n" +"\n" +" set args [lrange $args $n end]\n" +"\n" +" set result {}\n" +" foreach pattern $args {\n" +" set escpattern [string map {\n" +" \\\\\\\\ \\x01 \\\\\\{ \\x02 \\\\\\} \\x03 \\\\, \\x04\n" +" } $pattern]\n" +" set patexps [lassign [glob.explode $escpattern] rest]\n" +" if {$rest ne \"\"} {\n" +" return -code error \"unmatched close brace in glob pattern\"\n" +" }\n" +" foreach patexp $patexps {\n" +" set patexp [string map {\n" +" \\x01 \\\\\\\\ \\x02 \\{ \\x03 \\} \\x04 ,\n" +" } $patexp]\n" +" foreach {realname name} [glob.glob $base $patexp] {\n" +" incr n\n" +" if {$tails} {\n" +" lappend result $name\n" +" } else {\n" +" lappend result [file join $base $name]\n" +" }\n" +" }\n" +" }\n" +" }\n" +"\n" +" if {!$nocomplain && [llength $result] == 0} {\n" +" set s $(([llength $args] > 1) ? \"s\" : \"\")\n" +" return -code error \"no files matched glob pattern$s \\\"[join $args]\\\"\"\n" +" }\n" +"\n" +" return $result\n" +"}\n" +); +} +int Jim_stdlibInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "stdlib", "1.0", JIM_ERRMSG)) + return JIM_ERR; + + return Jim_EvalSource(interp, "stdlib.tcl", 1, +"\n" +"\n" +"if {![exists -command ref]} {\n" +"\n" +" proc ref {args} {{count 0}} {\n" +" format %08x [incr count]\n" +" }\n" +"}\n" +"\n" +"\n" +"proc lambda {arglist args} {\n" +" tailcall proc [ref {} function lambda.finalizer] $arglist {*}$args\n" +"}\n" +"\n" +"proc lambda.finalizer {name val} {\n" +" rename $name {}\n" +"}\n" +"\n" +"\n" +"proc curry {args} {\n" +" alias [ref {} function lambda.finalizer] {*}$args\n" +"}\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"proc function {value} {\n" +" return $value\n" +"}\n" +"\n" +"\n" +"proc stackdump {stacktrace} {\n" +" set lines {}\n" +" lappend lines \"Traceback (most recent call last):\"\n" +" foreach {cmd l f p} [lreverse $stacktrace] {\n" +" set line {}\n" +" if {$f ne \"\"} {\n" +" append line \" File \\\"$f\\\", line $l\"\n" +" }\n" +" if {$p ne \"\"} {\n" +" append line \", in $p\"\n" +" }\n" +" if {$line ne \"\"} {\n" +" lappend lines $line\n" +" if {$cmd ne \"\"} {\n" +" set nl [string first \\n $cmd 1]\n" +" if {$nl >= 0} {\n" +" set cmd [string range $cmd 0 $nl-1]...\n" +" }\n" +" lappend lines \" $cmd\"\n" +" }\n" +" }\n" +" }\n" +" if {[llength $lines] > 1} {\n" +" return [join $lines \\n]\n" +" }\n" +"}\n" +"\n" +"\n" +"\n" +"proc defer {script} {\n" +" upvar jim::defer v\n" +" lappend v $script\n" +"}\n" +"\n" +"\n" +"\n" +"proc errorInfo {msg {stacktrace \"\"}} {\n" +" if {$stacktrace eq \"\"} {\n" +"\n" +" set stacktrace [info stacktrace]\n" +" }\n" +" lassign $stacktrace p f l cmd\n" +" if {$f ne \"\"} {\n" +" set result \"$f:$l: Error: \"\n" +" }\n" +" append result \"$msg\\n\"\n" +" append result [stackdump $stacktrace]\n" +"\n" +"\n" +" string trim $result\n" +"}\n" +"\n" +"\n" +"\n" +"proc {info nameofexecutable} {} {\n" +" if {[exists ::jim::exe]} {\n" +" return $::jim::exe\n" +" }\n" +"}\n" +"\n" +"\n" +"proc {dict update} {&varName args script} {\n" +" set keys {}\n" +" foreach {n v} $args {\n" +" upvar $v var_$v\n" +" if {[dict exists $varName $n]} {\n" +" set var_$v [dict get $varName $n]\n" +" }\n" +" }\n" +" catch {uplevel 1 $script} msg opts\n" +" if {[info exists varName]} {\n" +" foreach {n v} $args {\n" +" if {[info exists var_$v]} {\n" +" dict set varName $n [set var_$v]\n" +" } else {\n" +" dict unset varName $n\n" +" }\n" +" }\n" +" }\n" +" return {*}$opts $msg\n" +"}\n" +"\n" +"proc {dict replace} {dictionary {args {key value}}} {\n" +" if {[llength ${key value}] % 2} {\n" +" tailcall {dict replace}\n" +" }\n" +" tailcall dict merge $dictionary ${key value}\n" +"}\n" +"\n" +"\n" +"proc {dict lappend} {varName key {args value}} {\n" +" upvar $varName dict\n" +" if {[exists dict] && [dict exists $dict $key]} {\n" +" set list [dict get $dict $key]\n" +" }\n" +" lappend list {*}$value\n" +" dict set dict $key $list\n" +"}\n" +"\n" +"\n" +"proc {dict append} {varName key {args value}} {\n" +" upvar $varName dict\n" +" if {[exists dict] && [dict exists $dict $key]} {\n" +" set str [dict get $dict $key]\n" +" }\n" +" append str {*}$value\n" +" dict set dict $key $str\n" +"}\n" +"\n" +"\n" +"proc {dict incr} {varName key {increment 1}} {\n" +" upvar $varName dict\n" +" if {[exists dict] && [dict exists $dict $key]} {\n" +" set value [dict get $dict $key]\n" +" }\n" +" incr value $increment\n" +" dict set dict $key $value\n" +"}\n" +"\n" +"\n" +"proc {dict remove} {dictionary {args key}} {\n" +" foreach k $key {\n" +" dict unset dictionary $k\n" +" }\n" +" return $dictionary\n" +"}\n" +"\n" +"\n" +"proc {dict for} {vars dictionary script} {\n" +" if {[llength $vars] != 2} {\n" +" return -code error \"must have exactly two variable names\"\n" +" }\n" +" dict size $dictionary\n" +" tailcall foreach $vars $dictionary $script\n" +"}\n" +); +} +int Jim_tclcompatInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "tclcompat", "1.0", JIM_ERRMSG)) + return JIM_ERR; + + return Jim_EvalSource(interp, "tclcompat.tcl", 1, +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"\n" +"set env [env]\n" +"\n" +"\n" +"if {[exists -command stdout]} {\n" +"\n" +" foreach p {gets flush close eof seek tell} {\n" +" proc $p {chan args} {p} {\n" +" tailcall $chan $p {*}$args\n" +" }\n" +" }\n" +" unset p\n" +"\n" +"\n" +"\n" +" proc puts {{-nonewline {}} {chan stdout} msg} {\n" +" if {${-nonewline} ni {-nonewline {}}} {\n" +" tailcall ${-nonewline} puts $msg\n" +" }\n" +" tailcall $chan puts {*}${-nonewline} $msg\n" +" }\n" +"\n" +"\n" +"\n" +"\n" +"\n" +" proc read {{-nonewline {}} chan} {\n" +" if {${-nonewline} ni {-nonewline {}}} {\n" +" tailcall ${-nonewline} read {*}${chan}\n" +" }\n" +" tailcall $chan read {*}${-nonewline}\n" +" }\n" +"\n" +" proc fconfigure {f args} {\n" +" foreach {n v} $args {\n" +" switch -glob -- $n {\n" +" -bl* {\n" +" $f ndelay $(!$v)\n" +" }\n" +" -bu* {\n" +" $f buffering $v\n" +" }\n" +" -tr* {\n" +" $f translation $v\n" +" }\n" +" default {\n" +" return -code error \"fconfigure: unknown option $n\"\n" +" }\n" +" }\n" +" }\n" +" }\n" +"}\n" +"\n" +"\n" +"proc fileevent {args} {\n" +" tailcall {*}$args\n" +"}\n" +"\n" +"\n" +"\n" +"proc parray {arrayname {pattern *} {puts puts}} {\n" +" upvar $arrayname a\n" +"\n" +" set max 0\n" +" foreach name [array names a $pattern]] {\n" +" if {[string length $name] > $max} {\n" +" set max [string length $name]\n" +" }\n" +" }\n" +" incr max [string length $arrayname]\n" +" incr max 2\n" +" foreach name [lsort [array names a $pattern]] {\n" +" $puts [format \"%-${max}s = %s\" $arrayname\\($name\\) $a($name)]\n" +" }\n" +"}\n" +"\n" +"\n" +"proc {file copy} {{force {}} source target} {\n" +" try {\n" +" if {$force ni {{} -force}} {\n" +" error \"bad option \\\"$force\\\": should be -force\"\n" +" }\n" +"\n" +" set in [open $source rb]\n" +"\n" +" if {[file exists $target]} {\n" +" if {$force eq \"\"} {\n" +" error \"error copying \\\"$source\\\" to \\\"$target\\\": file already exists\"\n" +" }\n" +"\n" +" if {$source eq $target} {\n" +" return\n" +" }\n" +"\n" +"\n" +" file stat $source ss\n" +" file stat $target ts\n" +" if {$ss(dev) == $ts(dev) && $ss(ino) == $ts(ino) && $ss(ino)} {\n" +" return\n" +" }\n" +" }\n" +" set out [open $target wb]\n" +" $in copyto $out\n" +" $out close\n" +" } on error {msg opts} {\n" +" incr opts(-level)\n" +" return {*}$opts $msg\n" +" } finally {\n" +" catch {$in close}\n" +" }\n" +"}\n" +"\n" +"\n" +"\n" +"proc popen {cmd {mode r}} {\n" +" lassign [pipe] r w\n" +" try {\n" +" if {[string match \"w*\" $mode]} {\n" +" lappend cmd <@$r &\n" +" set pids [exec {*}$cmd]\n" +" $r close\n" +" set f $w\n" +" } else {\n" +" lappend cmd >@$w &\n" +" set pids [exec {*}$cmd]\n" +" $w close\n" +" set f $r\n" +" }\n" +" lambda {cmd args} {f pids} {\n" +" if {$cmd eq \"pid\"} {\n" +" return $pids\n" +" }\n" +" if {$cmd eq \"close\"} {\n" +" $f close\n" +"\n" +" set retopts {}\n" +" foreach p $pids {\n" +" lassign [wait $p] status - rc\n" +" if {$status eq \"CHILDSTATUS\"} {\n" +" if {$rc == 0} {\n" +" continue\n" +" }\n" +" set msg \"child process exited abnormally\"\n" +" } else {\n" +" set msg \"child killed: received signal\"\n" +" }\n" +" set retopts [list -code error -errorcode [list $status $p $rc] $msg]\n" +" }\n" +" return {*}$retopts\n" +" }\n" +" tailcall $f $cmd {*}$args\n" +" }\n" +" } on error {error opts} {\n" +" $r close\n" +" $w close\n" +" error $error\n" +" }\n" +"}\n" +"\n" +"\n" +"local proc pid {{channelId {}}} {\n" +" if {$channelId eq \"\"} {\n" +" tailcall upcall pid\n" +" }\n" +" if {[catch {$channelId tell}]} {\n" +" return -code error \"can not find channel named \\\"$channelId\\\"\"\n" +" }\n" +" if {[catch {$channelId pid} pids]} {\n" +" return \"\"\n" +" }\n" +" return $pids\n" +"}\n" +"\n" +"\n" +"\n" +"proc throw {code {msg \"\"}} {\n" +" return -code $code $msg\n" +"}\n" +"\n" +"\n" +"proc {file delete force} {path} {\n" +" foreach e [readdir $path] {\n" +" file delete -force $path/$e\n" +" }\n" +" file delete $path\n" +"}\n" +); +} + + +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <fcntl.h> +#include <assert.h> +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#include <sys/stat.h> +#endif +#ifdef HAVE_UTIL_H +#include <util.h> +#endif +#ifdef HAVE_PTY_H +#include <pty.h> +#endif + + +#if defined(HAVE_SYS_SOCKET_H) && defined(HAVE_SELECT) && defined(HAVE_NETINET_IN_H) && defined(HAVE_NETDB_H) && defined(HAVE_ARPA_INET_H) +#include <sys/socket.h> +#include <netinet/in.h> +#include <netinet/tcp.h> +#include <arpa/inet.h> +#include <netdb.h> +#ifdef HAVE_SYS_UN_H +#include <sys/un.h> +#endif +#define HAVE_SOCKETS +#elif defined (__MINGW32__) + +#endif + +#if defined(JIM_SSL) +#include <openssl/ssl.h> +#include <openssl/err.h> +#endif + +#ifdef HAVE_TERMIOS_H +#endif + + +#define AIO_CMD_LEN 32 +#define AIO_DEFAULT_RBUF_LEN 256 +#define AIO_DEFAULT_WBUF_LIMIT (64 * 1024) + +#define AIO_KEEPOPEN 1 +#define AIO_NODELETE 2 +#define AIO_EOF 4 +#define AIO_WBUF_NONE 8 +#define AIO_NONBLOCK 16 + +#define AIO_ONEREAD 32 + +enum wbuftype { + WBUF_OPT_NONE, + WBUF_OPT_LINE, + WBUF_OPT_FULL, +}; + +#if defined(JIM_IPV6) +#define IPV6 1 +#else +#define IPV6 0 +#ifndef PF_INET6 +#define PF_INET6 0 +#endif +#endif +#if defined(HAVE_SYS_UN_H) && defined(PF_UNIX) +#define UNIX_SOCKETS 1 +#else +#define UNIX_SOCKETS 0 +#endif + + + + +static int JimReadableTimeout(int fd, long ms) +{ +#ifdef HAVE_SELECT + int retval; + struct timeval tv; + fd_set rfds; + + FD_ZERO(&rfds); + + FD_SET(fd, &rfds); + tv.tv_sec = ms / 1000; + tv.tv_usec = (ms % 1000) * 1000; + + retval = select(fd + 1, &rfds, NULL, NULL, ms == 0 ? NULL : &tv); + + if (retval > 0) { + return JIM_OK; + } + return JIM_ERR; +#else + return JIM_OK; +#endif +} + + +struct AioFile; + +typedef struct { + int (*writer)(struct AioFile *af, const char *buf, int len); + int (*reader)(struct AioFile *af, char *buf, int len, int pending); + int (*error)(const struct AioFile *af); + const char *(*strerror)(struct AioFile *af); + int (*verify)(struct AioFile *af); +} JimAioFopsType; + +typedef struct AioFile +{ + Jim_Obj *filename; + int wbuft; + int flags; + long timeout; + int fd; + int addr_family; + void *ssl; + const JimAioFopsType *fops; + Jim_Obj *readbuf; + Jim_Obj *writebuf; + char *rbuf; + size_t rbuf_len; + size_t wbuf_limit; +} AioFile; + +static void aio_consume(Jim_Obj *objPtr, int n); + +static int stdio_writer(struct AioFile *af, const char *buf, int len) +{ + int ret = write(af->fd, buf, len); + if (ret < 0 && errno == EPIPE) { + aio_consume(af->writebuf, Jim_Length(af->writebuf)); + } + return ret; +} + +static int stdio_reader(struct AioFile *af, char *buf, int len, int nb) +{ + if (nb || af->timeout == 0 || JimReadableTimeout(af->fd, af->timeout) == JIM_OK) { + + int ret; + + errno = 0; + ret = read(af->fd, buf, len); + if (ret <= 0 && errno != EAGAIN && errno != EINTR) { + af->flags |= AIO_EOF; + } + return ret; + } + errno = ETIMEDOUT; + return -1; +} + +static int stdio_error(const AioFile *af) +{ + if (af->flags & AIO_EOF) { + return JIM_OK; + } + + switch (errno) { + case EAGAIN: + case EINTR: + case ETIMEDOUT: +#ifdef ECONNRESET + case ECONNRESET: +#endif +#ifdef ECONNABORTED + case ECONNABORTED: +#endif + return JIM_OK; + default: + return JIM_ERR; + } +} + +static const char *stdio_strerror(struct AioFile *af) +{ + return strerror(errno); +} + +static const JimAioFopsType stdio_fops = { + stdio_writer, + stdio_reader, + stdio_error, + stdio_strerror, + NULL, +}; + + +static void aio_set_nonblocking(AioFile *af, int nb) +{ +#ifdef O_NDELAY + int old = !!(af->flags & AIO_NONBLOCK); + if (old != nb) { + int fmode = fcntl(af->fd, F_GETFL); + if (nb) { + fmode |= O_NDELAY; + af->flags |= AIO_NONBLOCK; + } + else { + fmode &= ~O_NDELAY; + af->flags &= ~AIO_NONBLOCK; + } + (void)fcntl(af->fd, F_SETFL, fmode); + } +#endif +} + +static int aio_start_nonblocking(AioFile *af) +{ + int old = !!(af->flags & AIO_NONBLOCK); + if (af->timeout) { + aio_set_nonblocking(af, 1); + } + return old; +} + +static int JimAioSubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv); +static AioFile *JimMakeChannel(Jim_Interp *interp, int fd, Jim_Obj *filename, + const char *hdlfmt, int family, int flags); + + +static const char *JimAioErrorString(AioFile *af) +{ + if (af && af->fops) + return af->fops->strerror(af); + + return strerror(errno); +} + +static void JimAioSetError(Jim_Interp *interp, Jim_Obj *name) +{ + AioFile *af = Jim_CmdPrivData(interp); + + if (name) { + Jim_SetResultFormatted(interp, "%#s: %s", name, JimAioErrorString(af)); + } + else { + Jim_SetResultString(interp, JimAioErrorString(af), -1); + } +} + +static int aio_eof(AioFile *af) +{ + return af->flags & AIO_EOF; +} + +static int JimCheckStreamError(Jim_Interp *interp, AioFile *af) +{ + int ret = 0; + if (!aio_eof(af)) { + ret = af->fops->error(af); + if (ret) { + JimAioSetError(interp, af->filename); + } + } + return ret; +} + +static void aio_consume(Jim_Obj *objPtr, int n) +{ + assert(objPtr->bytes); + assert(n <= objPtr->length); + + + memmove(objPtr->bytes, objPtr->bytes + n, objPtr->length - n + 1); + objPtr->length -= n; +} + + +static int aio_flush(Jim_Interp *interp, AioFile *af); + +#ifdef jim_ext_eventloop +static int aio_autoflush(Jim_Interp *interp, void *clientData, int mask) +{ + AioFile *af = clientData; + + aio_flush(interp, af); + if (Jim_Length(af->writebuf) == 0) { + + return -1; + } + return 0; +} +#endif + + +static int aio_flush(Jim_Interp *interp, AioFile *af) +{ + int len; + const char *pt = Jim_GetString(af->writebuf, &len); + if (len) { + int ret = af->fops->writer(af, pt, len); + if (ret > 0) { + + aio_consume(af->writebuf, ret); + } + if (ret < 0) { + return JimCheckStreamError(interp, af); + } + if (Jim_Length(af->writebuf)) { +#ifdef jim_ext_eventloop + void *handler = Jim_FindFileHandler(interp, af->fd, JIM_EVENT_WRITABLE); + if (handler == NULL) { + Jim_CreateFileHandler(interp, af->fd, JIM_EVENT_WRITABLE, aio_autoflush, af, NULL); + return JIM_OK; + } + else if (handler == af) { + + return JIM_OK; + } +#endif + + Jim_SetResultString(interp, "send buffer is full", -1); + return JIM_ERR; + } + } + return JIM_OK; +} + +static int aio_read_len(Jim_Interp *interp, AioFile *af, unsigned flags, int neededLen) +{ + if (!af->readbuf) { + af->readbuf = Jim_NewStringObj(interp, NULL, 0); + } + + if (neededLen >= 0) { + neededLen -= Jim_Length(af->readbuf); + if (neededLen <= 0) { + return JIM_OK; + } + } + + while (neededLen && !aio_eof(af)) { + int retval; + int readlen; + + if (neededLen == -1) { + readlen = af->rbuf_len; + } + else { + readlen = (neededLen > af->rbuf_len ? af->rbuf_len : neededLen); + } + + if (!af->rbuf) { + af->rbuf = Jim_Alloc(af->rbuf_len); + } + retval = af->fops->reader(af, af->rbuf, readlen, flags & AIO_NONBLOCK); + if (retval > 0) { + if (retval) { + Jim_AppendString(interp, af->readbuf, af->rbuf, retval); + } + if (neededLen != -1) { + neededLen -= retval; + } + if (flags & AIO_ONEREAD) { + return JIM_OK; + } + continue; + } + if ((flags & AIO_ONEREAD) || JimCheckStreamError(interp, af)) { + return JIM_ERR; + } + break; + } + + return JIM_OK; +} + +static Jim_Obj *aio_read_consume(Jim_Interp *interp, AioFile *af, int neededLen) +{ + Jim_Obj *objPtr = NULL; + + if (neededLen < 0 || af->readbuf == NULL || Jim_Length(af->readbuf) <= neededLen) { + objPtr = af->readbuf; + af->readbuf = NULL; + } + else if (af->readbuf) { + + int len; + const char *pt = Jim_GetString(af->readbuf, &len); + + objPtr = Jim_NewStringObj(interp, pt, neededLen); + aio_consume(af->readbuf, neededLen); + } + + return objPtr; +} + +static void JimAioDelProc(Jim_Interp *interp, void *privData) +{ + AioFile *af = privData; + + JIM_NOTUSED(interp); + + + aio_flush(interp, af); + Jim_DecrRefCount(interp, af->writebuf); + +#if UNIX_SOCKETS + if (af->addr_family == PF_UNIX && (af->flags & AIO_NODELETE) == 0) { + + Jim_Obj *filenameObj = aio_sockname(interp, af->fd); + if (filenameObj) { + if (Jim_Length(filenameObj)) { + remove(Jim_String(filenameObj)); + } + Jim_FreeNewObj(interp, filenameObj); + } + } +#endif + + Jim_DecrRefCount(interp, af->filename); + +#ifdef jim_ext_eventloop + + Jim_DeleteFileHandler(interp, af->fd, JIM_EVENT_READABLE | JIM_EVENT_WRITABLE | JIM_EVENT_EXCEPTION); +#endif + +#if defined(JIM_SSL) + if (af->ssl != NULL) { + SSL_free(af->ssl); + } +#endif + if (!(af->flags & AIO_KEEPOPEN)) { + close(af->fd); + } + if (af->readbuf) { + Jim_FreeNewObj(interp, af->readbuf); + } + + Jim_Free(af->rbuf); + Jim_Free(af); +} + +static int aio_cmd_read(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + int nonewline = 0; + jim_wide neededLen = -1; + static const char * const options[] = { "-pending", "-nonewline", NULL }; + enum { OPT_PENDING, OPT_NONEWLINE }; + int option; + int nb; + Jim_Obj *objPtr; + + if (argc) { + if (*Jim_String(argv[0]) == '-') { + if (Jim_GetEnum(interp, argv[0], options, &option, NULL, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + switch (option) { + case OPT_PENDING: + + break; + case OPT_NONEWLINE: + nonewline++; + break; + } + } + else { + if (Jim_GetWide(interp, argv[0], &neededLen) != JIM_OK) + return JIM_ERR; + if (neededLen < 0) { + Jim_SetResultString(interp, "invalid parameter: negative len", -1); + return JIM_ERR; + } + } + argc--; + argv++; + } + if (argc) { + return -1; + } + + + nb = aio_start_nonblocking(af); + + if (aio_read_len(interp, af, nb ? AIO_NONBLOCK : 0, neededLen) != JIM_OK) { + aio_set_nonblocking(af, nb); + return JIM_ERR; + } + objPtr = aio_read_consume(interp, af, neededLen); + + aio_set_nonblocking(af, nb); + + if (objPtr) { + if (nonewline) { + int len; + const char *s = Jim_GetString(objPtr, &len); + + if (len > 0 && s[len - 1] == '\n') { + objPtr->length--; + objPtr->bytes[objPtr->length] = '\0'; + } + } + Jim_SetResult(interp, objPtr); + } + else { + Jim_SetEmptyResult(interp); + } + return JIM_OK; +} + +int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *command) +{ + Jim_Cmd *cmdPtr = Jim_GetCommand(interp, command, JIM_ERRMSG); + + + if (cmdPtr && !cmdPtr->isproc && cmdPtr->u.native.cmdProc == JimAioSubCmdProc) { + return ((AioFile *) cmdPtr->u.native.privData)->fd; + } + Jim_SetResultFormatted(interp, "Not a filehandle: \"%#s\"", command); + return -1; +} + +static int aio_cmd_getfd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + + aio_flush(interp, af); + + Jim_SetResultInt(interp, af->fd); + + return JIM_OK; +} + +static int aio_cmd_copy(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + jim_wide count = 0; + jim_wide maxlen = JIM_WIDE_MAX; + int ok = 1; + Jim_Obj *objv[4]; + + if (argc == 2) { + if (Jim_GetWide(interp, argv[1], &maxlen) != JIM_OK) { + return JIM_ERR; + } + } + + objv[0] = argv[0]; + objv[1] = Jim_NewStringObj(interp, "flush", -1); + if (Jim_EvalObjVector(interp, 2, objv) != JIM_OK) { + Jim_SetResultFormatted(interp, "Not a filehandle: \"%#s\"", argv[0]); + return JIM_ERR; + } + + + objv[0] = argv[0]; + objv[1] = Jim_NewStringObj(interp, "puts", -1); + objv[2] = Jim_NewStringObj(interp, "-nonewline", -1); + Jim_IncrRefCount(objv[1]); + Jim_IncrRefCount(objv[2]); + + while (count < maxlen) { + jim_wide len = maxlen - count; + if (len > af->rbuf_len) { + len = af->rbuf_len; + } + if (aio_read_len(interp, af, 0, len) != JIM_OK) { + ok = 0; + break; + } + objv[3] = aio_read_consume(interp, af, len); + count += Jim_Length(objv[3]); + if (Jim_EvalObjVector(interp, 4, objv) != JIM_OK) { + ok = 0; + break; + } + if (aio_eof(af)) { + break; + } + if (count >= 16384 && af->rbuf_len < 65536) { + + af->rbuf_len = 65536; + af->rbuf = Jim_Realloc(af->rbuf, af->rbuf_len); + } + } + + Jim_DecrRefCount(interp, objv[1]); + Jim_DecrRefCount(interp, objv[2]); + + if (!ok) { + return JIM_ERR; + } + + Jim_SetResultInt(interp, count); + + return JIM_OK; +} + +static int aio_cmd_gets(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + Jim_Obj *objPtr = NULL; + int len; + int nb; + unsigned flags = AIO_ONEREAD; + char *nl = NULL; + int offset = 0; + + errno = 0; + + + nb = aio_start_nonblocking(af); + if (nb) { + flags |= AIO_NONBLOCK; + } + + while (!aio_eof(af)) { + if (af->readbuf) { + const char *pt = Jim_GetString(af->readbuf, &len); + nl = memchr(pt + offset, '\n', len - offset); + if (nl) { + + objPtr = Jim_NewStringObj(interp, pt, nl - pt); + + aio_consume(af->readbuf, nl - pt + 1); + break; + } + offset = len; + } + + + if (aio_read_len(interp, af, flags, -1) != JIM_OK) { + break; + } + } + + aio_set_nonblocking(af, nb); + + if (!nl && aio_eof(af) && af->readbuf) { + + objPtr = af->readbuf; + af->readbuf = NULL; + } + else if (!objPtr) { + objPtr = Jim_NewStringObj(interp, NULL, 0); + } + + if (argc) { + if (Jim_SetVariable(interp, argv[0], objPtr) != JIM_OK) { + Jim_FreeNewObj(interp, objPtr); + return JIM_ERR; + } + + len = Jim_Length(objPtr); + + if (!nl && len == 0) { + + len = -1; + } + Jim_SetResultInt(interp, len); + } + else { + Jim_SetResult(interp, objPtr); + } + return JIM_OK; +} + +static int aio_cmd_puts(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + int wlen; + const char *wdata; + Jim_Obj *strObj; + int wnow = 0; + int nl = 1; + + if (argc == 2) { + if (!Jim_CompareStringImmediate(interp, argv[0], "-nonewline")) { + return -1; + } + strObj = argv[1]; + nl = 0; + } + else { + strObj = argv[0]; + } + +#ifdef JIM_MAINTAINER + if (Jim_IsShared(af->writebuf)) { + Jim_DecrRefCount(interp, af->writebuf); + af->writebuf = Jim_DuplicateObj(interp, af->writebuf); + Jim_IncrRefCount(af->writebuf); + } +#endif + Jim_AppendObj(interp, af->writebuf, strObj); + if (nl) { + Jim_AppendString(interp, af->writebuf, "\n", 1); + } + + + wdata = Jim_GetString(af->writebuf, &wlen); + switch (af->wbuft) { + case WBUF_OPT_NONE: + + wnow = 1; + break; + + case WBUF_OPT_LINE: + + if (nl || memchr(wdata, '\n', wlen) != NULL) { + wnow = 1; + } + break; + + case WBUF_OPT_FULL: + if (wlen >= af->wbuf_limit) { + wnow = 1; + } + break; + } + + if (wnow) { + return aio_flush(interp, af); + } + return JIM_OK; +} + +static int aio_cmd_isatty(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ +#ifdef HAVE_ISATTY + AioFile *af = Jim_CmdPrivData(interp); + Jim_SetResultInt(interp, isatty(af->fd)); +#else + Jim_SetResultInt(interp, 0); +#endif + + return JIM_OK; +} + + +static int aio_cmd_flush(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + return aio_flush(interp, af); +} + +static int aio_cmd_eof(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + Jim_SetResultInt(interp, !!aio_eof(af)); + return JIM_OK; +} + +static int aio_cmd_close(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + if (argc == 3) { + int option = -1; +#if defined(HAVE_SOCKETS) + static const char * const options[] = { "r", "w", "-nodelete", NULL }; + enum { OPT_R, OPT_W, OPT_NODELETE }; + + if (Jim_GetEnum(interp, argv[2], options, &option, NULL, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } +#endif + switch (option) { +#if defined(HAVE_SHUTDOWN) + case OPT_R: + case OPT_W: + if (shutdown(af->fd, option == OPT_R ? SHUT_RD : SHUT_WR) == 0) { + return JIM_OK; + } + JimAioSetError(interp, NULL); + return JIM_ERR; +#endif +#if UNIX_SOCKETS + case OPT_NODELETE: + if (af->addr_family == PF_UNIX) { + af->flags |= AIO_NODELETE; + break; + } + +#endif + default: + Jim_SetResultString(interp, "not supported", -1); + return JIM_ERR; + } + } + + + af->flags &= ~AIO_KEEPOPEN; + + return Jim_DeleteCommand(interp, argv[0]); +} + +static int aio_cmd_seek(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + int orig = SEEK_SET; + jim_wide offset; + + if (argc == 2) { + if (Jim_CompareStringImmediate(interp, argv[1], "start")) + orig = SEEK_SET; + else if (Jim_CompareStringImmediate(interp, argv[1], "current")) + orig = SEEK_CUR; + else if (Jim_CompareStringImmediate(interp, argv[1], "end")) + orig = SEEK_END; + else { + return -1; + } + } + if (Jim_GetWide(interp, argv[0], &offset) != JIM_OK) { + return JIM_ERR; + } + if (orig != SEEK_CUR || offset != 0) { + + aio_flush(interp, af); + } + if (Jim_Lseek(af->fd, offset, orig) == -1) { + JimAioSetError(interp, af->filename); + return JIM_ERR; + } + if (af->readbuf) { + Jim_FreeNewObj(interp, af->readbuf); + af->readbuf = NULL; + } + af->flags &= ~AIO_EOF; + return JIM_OK; +} + +static int aio_cmd_tell(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + Jim_SetResultInt(interp, Jim_Lseek(af->fd, 0, SEEK_CUR)); + return JIM_OK; +} + +static int aio_cmd_filename(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + Jim_SetResult(interp, af->filename); + return JIM_OK; +} + +#ifdef O_NDELAY +static int aio_cmd_ndelay(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + if (argc) { + long nb; + + if (Jim_GetLong(interp, argv[0], &nb) != JIM_OK) { + return JIM_ERR; + } + aio_set_nonblocking(af, nb); + } + Jim_SetResultInt(interp, (af->flags & AIO_NONBLOCK) ? 1 : 0); + return JIM_OK; +} +#endif + + +#ifdef HAVE_FSYNC +static int aio_cmd_sync(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + if (aio_flush(interp, af) != JIM_OK) { + return JIM_ERR; + } + fsync(af->fd); + return JIM_OK; +} +#endif + +static int aio_cmd_buffering(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + Jim_Obj *resultObj; + + static const char * const options[] = { + "none", + "line", + "full", + NULL + }; + + if (argc) { + if (Jim_GetEnum(interp, argv[0], options, &af->wbuft, NULL, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + + if (af->wbuft == WBUF_OPT_FULL && argc == 2) { + long l; + if (Jim_GetLong(interp, argv[1], &l) != JIM_OK || l <= 0) { + return JIM_ERR; + } + af->wbuf_limit = l; + } + + if (af->wbuft == WBUF_OPT_NONE) { + if (aio_flush(interp, af) != JIM_OK) { + return JIM_ERR; + } + } + + } + + resultObj = Jim_NewListObj(interp, NULL, 0); + Jim_ListAppendElement(interp, resultObj, Jim_NewStringObj(interp, options[af->wbuft], -1)); + if (af->wbuft == WBUF_OPT_FULL) { + Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, af->wbuf_limit)); + } + Jim_SetResult(interp, resultObj); + + return JIM_OK; +} + +static int aio_cmd_translation(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + enum {OPT_BINARY, OPT_TEXT}; + static const char * const options[] = { + "binary", + "text", + NULL + }; + int opt; + + if (Jim_GetEnum(interp, argv[0], options, &opt, NULL, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } +#if defined(Jim_SetMode) + else { + AioFile *af = Jim_CmdPrivData(interp); + Jim_SetMode(af->fd, opt == OPT_BINARY ? O_BINARY : O_TEXT); + } +#endif + return JIM_OK; +} + +static int aio_cmd_readsize(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + if (argc) { + long l; + if (Jim_GetLong(interp, argv[0], &l) != JIM_OK || l <= 0) { + return JIM_ERR; + } + af->rbuf_len = l; + if (af->rbuf) { + af->rbuf = Jim_Realloc(af->rbuf, af->rbuf_len); + } + } + Jim_SetResultInt(interp, af->rbuf_len); + + return JIM_OK; +} + +#ifdef jim_ext_eventloop +static int aio_cmd_timeout(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ +#ifdef HAVE_SELECT + AioFile *af = Jim_CmdPrivData(interp); + if (argc == 1) { + if (Jim_GetLong(interp, argv[0], &af->timeout) != JIM_OK) { + return JIM_ERR; + } + } + Jim_SetResultInt(interp, af->timeout); + return JIM_OK; +#else + Jim_SetResultString(interp, "timeout not supported", -1); + return JIM_ERR; +#endif +} + +static int aio_eventinfo(Jim_Interp *interp, AioFile * af, unsigned mask, + int argc, Jim_Obj * const *argv) +{ + if (argc == 0) { + + Jim_Obj *objPtr = Jim_FindFileHandler(interp, af->fd, mask); + if (objPtr) { + Jim_SetResult(interp, objPtr); + } + return JIM_OK; + } + + + Jim_DeleteFileHandler(interp, af->fd, mask); + + + if (Jim_Length(argv[0])) { + Jim_CreateScriptFileHandler(interp, af->fd, mask, argv[0]); + } + + return JIM_OK; +} + +static int aio_cmd_readable(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + return aio_eventinfo(interp, af, JIM_EVENT_READABLE, argc, argv); +} + +static int aio_cmd_writable(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + return aio_eventinfo(interp, af, JIM_EVENT_WRITABLE, argc, argv); +} + +static int aio_cmd_onexception(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + AioFile *af = Jim_CmdPrivData(interp); + + return aio_eventinfo(interp, af, JIM_EVENT_EXCEPTION, argc, argv); +} +#endif + +#if defined(jim_ext_file) && defined(Jim_FileStat) +static int aio_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + AioFile *af = Jim_CmdPrivData(interp); + + if (Jim_FileStat(af->fd, &sb) == -1) { + JimAioSetError(interp, NULL); + return JIM_ERR; + } + return Jim_FileStoreStatData(interp, argc == 0 ? NULL : argv[0], &sb); +} +#endif + + + + +static const jim_subcmd_type aio_command_table[] = { + { "read", + "?-nonewline|len?", + aio_cmd_read, + 0, + 2, + + }, + { "copyto", + "handle ?size?", + aio_cmd_copy, + 1, + 2, + + }, + { "getfd", + NULL, + aio_cmd_getfd, + 0, + 0, + + }, + { "gets", + "?var?", + aio_cmd_gets, + 0, + 1, + + }, + { "puts", + "?-nonewline? str", + aio_cmd_puts, + 1, + 2, + + }, + { "isatty", + NULL, + aio_cmd_isatty, + 0, + 0, + + }, + { "flush", + NULL, + aio_cmd_flush, + 0, + 0, + + }, + { "eof", + NULL, + aio_cmd_eof, + 0, + 0, + + }, + { "close", + "?r(ead)|w(rite)?", + aio_cmd_close, + 0, + 1, + JIM_MODFLAG_FULLARGV, + + }, + { "seek", + "offset ?start|current|end", + aio_cmd_seek, + 1, + 2, + + }, + { "tell", + NULL, + aio_cmd_tell, + 0, + 0, + + }, + { "filename", + NULL, + aio_cmd_filename, + 0, + 0, + + }, +#ifdef O_NDELAY + { "ndelay", + "?0|1?", + aio_cmd_ndelay, + 0, + 1, + + }, +#endif +#ifdef HAVE_FSYNC + { "sync", + NULL, + aio_cmd_sync, + 0, + 0, + + }, +#endif + { "buffering", + "?none|line|full? ?size?", + aio_cmd_buffering, + 0, + 2, + + }, + { "translation", + "binary|text", + aio_cmd_translation, + 1, + 1, + + }, + { "readsize", + "?size?", + aio_cmd_readsize, + 0, + 1, + + }, +#if defined(jim_ext_file) && defined(Jim_FileStat) + { "stat", + "?var?", + aio_cmd_stat, + 0, + 1, + + }, +#endif +#ifdef jim_ext_eventloop + { "readable", + "?readable-script?", + aio_cmd_readable, + 0, + 1, + + }, + { "writable", + "?writable-script?", + aio_cmd_writable, + 0, + 1, + + }, + { "onexception", + "?exception-script?", + aio_cmd_onexception, + 0, + 1, + + }, + { "timeout", + "?ms?", + aio_cmd_timeout, + 0, + 1, + + }, +#endif + { NULL } +}; + +static int JimAioSubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return Jim_CallSubCmd(interp, Jim_ParseSubCmd(interp, aio_command_table, argc, argv), argc, argv); +} + +static int parse_posix_open_mode(Jim_Interp *interp, Jim_Obj *modeObj) +{ + int i; + int flags = 0; + #ifndef O_NOCTTY + + #define O_NOCTTY 0 + #endif + static const char * const modetypes[] = { + "RDONLY", "WRONLY", "RDWR", "APPEND", "BINARY", "CREAT", "EXCL", "NOCTTY", "TRUNC", NULL + }; + static const int modeflags[] = { + O_RDONLY, O_WRONLY, O_RDWR, O_APPEND, 0, O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, + }; + + for (i = 0; i < Jim_ListLength(interp, modeObj); i++) { + int opt; + Jim_Obj *objPtr = Jim_ListGetIndex(interp, modeObj, i); + if (Jim_GetEnum(interp, objPtr, modetypes, &opt, "access mode", JIM_ERRMSG) != JIM_OK) { + return -1; + } + flags |= modeflags[opt]; + } + return flags; +} + +static int parse_open_mode(Jim_Interp *interp, Jim_Obj *filenameObj, Jim_Obj *modeObj) +{ + + int flags; + const char *mode = Jim_String(modeObj); + if (*mode == 'R' || *mode == 'W') { + return parse_posix_open_mode(interp, modeObj); + } + if (*mode == 'r') { + flags = O_RDONLY; + } + else if (*mode == 'w') { + flags = O_WRONLY | O_CREAT | O_TRUNC; + } + else if (*mode == 'a') { + flags = O_WRONLY | O_CREAT | O_APPEND; + } + else { + Jim_SetResultFormatted(interp, "%s: invalid open mode '%s'", Jim_String(filenameObj), mode); + return -1; + } + mode++; + + if (*mode == 'b') { +#ifdef O_BINARY + flags |= O_BINARY; +#endif + mode++; + } + + if (*mode == 't') { +#ifdef O_TEXT + flags |= O_TEXT; +#endif + mode++; + } + + if (*mode == '+') { + mode++; + + flags &= ~(O_RDONLY | O_WRONLY); + flags |= O_RDWR; + } + + if (*mode == 'x') { + mode++; +#ifdef O_EXCL + flags |= O_EXCL; +#endif + } + + if (*mode == 'F') { + mode++; +#ifdef O_LARGEFILE + flags |= O_LARGEFILE; +#endif + } + + if (*mode == 'e') { + + mode++; + } + return flags; +} + +static int JimAioOpenCommand(Jim_Interp *interp, int argc, + Jim_Obj *const *argv) +{ + int openflags; + const char *filename; + int fd = -1; + int n = 0; + int flags = 0; + + if (argc > 2 && Jim_CompareStringImmediate(interp, argv[2], "-noclose")) { + flags = AIO_KEEPOPEN; + n++; + } + if (argc < 2 || argc > 3 + n) { + Jim_WrongNumArgs(interp, 1, argv, "filename ?-noclose? ?mode?"); + return JIM_ERR; + } + + filename = Jim_String(argv[1]); + +#ifdef jim_ext_tclcompat + { + + + if (*filename == '|') { + Jim_Obj *evalObj[3]; + int i = 0; + + evalObj[i++] = Jim_NewStringObj(interp, "::popen", -1); + evalObj[i++] = Jim_NewStringObj(interp, filename + 1, -1); + if (argc == 3 + n) { + evalObj[i++] = argv[2 + n]; + } + + return Jim_EvalObjVector(interp, i, evalObj); + } + } +#endif + if (argc == 3 + n) { + openflags = parse_open_mode(interp, argv[1], argv[2 + n]); + if (openflags == -1) { + return JIM_ERR; + } + } + else { + openflags = O_RDONLY; + } + fd = open(filename, openflags, 0666); + if (fd < 0) { + JimAioSetError(interp, argv[1]); + return JIM_ERR; + } + + return JimMakeChannel(interp, fd, argv[1], "aio.handle%ld", 0, flags) ? JIM_OK : JIM_ERR; +} + + +static AioFile *JimMakeChannel(Jim_Interp *interp, int fd, Jim_Obj *filename, + const char *hdlfmt, int family, int flags) +{ + AioFile *af; + char buf[AIO_CMD_LEN]; + Jim_Obj *cmdname; + + snprintf(buf, sizeof(buf), hdlfmt, Jim_GetId(interp)); + cmdname = Jim_NewStringObj(interp, buf, -1); + if (!filename) { + filename = cmdname; + } + Jim_IncrRefCount(filename); + + + af = Jim_Alloc(sizeof(*af)); + memset(af, 0, sizeof(*af)); + af->filename = filename; + af->fd = fd; + af->addr_family = family; + af->fops = &stdio_fops; + af->ssl = NULL; + if (flags & AIO_WBUF_NONE) { + af->wbuft = WBUF_OPT_NONE; + } + else { +#ifdef HAVE_ISATTY + af->wbuft = isatty(af->fd) ? WBUF_OPT_LINE : WBUF_OPT_FULL; +#else + af->wbuft = WBUF_OPT_FULL; +#endif + } + +#ifdef FD_CLOEXEC + if ((flags & AIO_KEEPOPEN) == 0) { + (void)fcntl(af->fd, F_SETFD, FD_CLOEXEC); + } +#endif + aio_set_nonblocking(af, !!(flags & AIO_NONBLOCK)); + + af->flags |= flags; + + af->writebuf = Jim_NewStringObj(interp, NULL, 0); + Jim_IncrRefCount(af->writebuf); + af->wbuf_limit = AIO_DEFAULT_WBUF_LIMIT; + af->rbuf_len = AIO_DEFAULT_RBUF_LEN; + + + Jim_CreateCommand(interp, buf, JimAioSubCmdProc, af, JimAioDelProc); + + Jim_SetResult(interp, Jim_MakeGlobalNamespaceName(interp, cmdname)); + + return af; +} + +#if defined(HAVE_PIPE) || (defined(HAVE_SOCKETPAIR) && UNIX_SOCKETS) || defined(HAVE_OPENPTY) +static int JimMakeChannelPair(Jim_Interp *interp, int p[2], Jim_Obj *filename, + const char *hdlfmt, int family, int flags) +{ + if (JimMakeChannel(interp, p[0], filename, hdlfmt, family, flags)) { + Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0); + Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp)); + if (JimMakeChannel(interp, p[1], filename, hdlfmt, family, flags)) { + Jim_ListAppendElement(interp, objPtr, Jim_GetResult(interp)); + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + } + + + close(p[0]); + close(p[1]); + JimAioSetError(interp, NULL); + return JIM_ERR; +} +#endif + +#ifdef HAVE_PIPE +static int JimCreatePipe(Jim_Interp *interp, Jim_Obj *filenameObj, int flags) +{ + int p[2]; + + if (pipe(p) != 0) { + JimAioSetError(interp, NULL); + return JIM_ERR; + } + + return JimMakeChannelPair(interp, p, filenameObj, "aio.pipe%ld", 0, flags); +} + + +static int JimAioPipeCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 1) { + Jim_WrongNumArgs(interp, 1, argv, ""); + return JIM_ERR; + } + return JimCreatePipe(interp, argv[0], 0); +} +#endif + +#ifdef HAVE_OPENPTY +static int JimAioOpenPtyCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int p[2]; + char path[MAXPATHLEN]; + + if (argc != 1) { + Jim_WrongNumArgs(interp, 1, argv, ""); + return JIM_ERR; + } + + if (openpty(&p[0], &p[1], path, NULL, NULL) != 0) { + JimAioSetError(interp, NULL); + return JIM_ERR; + } + + + return JimMakeChannelPair(interp, p, Jim_NewStringObj(interp, path, -1), "aio.pty%ld", 0, 0); + return JimMakeChannelPair(interp, p, Jim_NewStringObj(interp, path, -1), "aio.pty%ld", 0, 0); +} +#endif + + + +int Jim_aioInit(Jim_Interp *interp) +{ + if (Jim_PackageProvide(interp, "aio", "1.0", JIM_ERRMSG)) + return JIM_ERR; + +#if defined(JIM_SSL) + Jim_CreateCommand(interp, "load_ssl_certs", JimAioLoadSSLCertsCommand, NULL, NULL); +#endif + + Jim_CreateCommand(interp, "open", JimAioOpenCommand, NULL, NULL); +#ifdef HAVE_SOCKETS + Jim_CreateCommand(interp, "socket", JimAioSockCommand, NULL, NULL); +#endif +#ifdef HAVE_PIPE + Jim_CreateCommand(interp, "pipe", JimAioPipeCommand, NULL, NULL); +#endif + + + JimMakeChannel(interp, fileno(stdin), NULL, "stdin", 0, AIO_KEEPOPEN); + JimMakeChannel(interp, fileno(stdout), NULL, "stdout", 0, AIO_KEEPOPEN); + JimMakeChannel(interp, fileno(stderr), NULL, "stderr", 0, AIO_KEEPOPEN | AIO_WBUF_NONE); + + return JIM_OK; +} + +#include <errno.h> +#include <stdio.h> +#include <string.h> + + +#ifdef HAVE_DIRENT_H +#include <dirent.h> +#endif + +int Jim_ReaddirCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *dirPath; + DIR *dirPtr; + struct dirent *entryPtr; + int nocomplain = 0; + + if (argc == 3 && Jim_CompareStringImmediate(interp, argv[1], "-nocomplain")) { + nocomplain = 1; + } + if (argc != 2 && !nocomplain) { + Jim_WrongNumArgs(interp, 1, argv, "?-nocomplain? dirPath"); + return JIM_ERR; + } + + dirPath = Jim_String(argv[1 + nocomplain]); + + dirPtr = opendir(dirPath); + if (dirPtr == NULL) { + if (nocomplain) { + return JIM_OK; + } + Jim_SetResultString(interp, strerror(errno), -1); + return JIM_ERR; + } + else { + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + + while ((entryPtr = readdir(dirPtr)) != NULL) { + if (entryPtr->d_name[0] == '.') { + if (entryPtr->d_name[1] == '\0') { + continue; + } + if ((entryPtr->d_name[1] == '.') && (entryPtr->d_name[2] == '\0')) + continue; + } + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, entryPtr->d_name, -1)); + } + closedir(dirPtr); + + Jim_SetResult(interp, listObj); + + return JIM_OK; + } +} + +int Jim_readdirInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "readdir"); + Jim_CreateCommand(interp, "readdir", Jim_ReaddirCmd, NULL, NULL); + return JIM_OK; +} + +#include <stdlib.h> +#include <string.h> + +#if defined(JIM_REGEXP) +#else + #include <regex.h> + #define jim_regcomp regcomp + #define jim_regexec regexec + #define jim_regerror regerror + #define jim_regfree regfree +#endif + +static void FreeRegexpInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + jim_regfree(objPtr->internalRep.ptrIntValue.ptr); + Jim_Free(objPtr->internalRep.ptrIntValue.ptr); +} + +static const Jim_ObjType regexpObjType = { + "regexp", + FreeRegexpInternalRep, + NULL, + NULL, + JIM_TYPE_NONE +}; + +static regex_t *SetRegexpFromAny(Jim_Interp *interp, Jim_Obj *objPtr, unsigned flags) +{ + regex_t *compre; + const char *pattern; + int ret; + + + if (objPtr->typePtr == ®expObjType && + objPtr->internalRep.ptrIntValue.ptr && objPtr->internalRep.ptrIntValue.int1 == flags) { + + return objPtr->internalRep.ptrIntValue.ptr; + } + + + + + pattern = Jim_String(objPtr); + compre = Jim_Alloc(sizeof(regex_t)); + + if ((ret = jim_regcomp(compre, pattern, REG_EXTENDED | flags)) != 0) { + char buf[100]; + + jim_regerror(ret, compre, buf, sizeof(buf)); + Jim_SetResultFormatted(interp, "couldn't compile regular expression pattern: %s", buf); + jim_regfree(compre); + Jim_Free(compre); + return NULL; + } + + Jim_FreeIntRep(interp, objPtr); + + objPtr->typePtr = ®expObjType; + objPtr->internalRep.ptrIntValue.int1 = flags; + objPtr->internalRep.ptrIntValue.ptr = compre; + + return compre; +} + +int Jim_RegexpCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int opt_indices = 0; + int opt_all = 0; + int opt_inline = 0; + regex_t *regex; + int match, i, j; + int offset = 0; + regmatch_t *pmatch = NULL; + int source_len; + int result = JIM_OK; + const char *pattern; + const char *source_str; + int num_matches = 0; + int num_vars; + Jim_Obj *resultListObj = NULL; + int regcomp_flags = 0; + int eflags = 0; + int option; + enum { + OPT_INDICES, OPT_NOCASE, OPT_LINE, OPT_ALL, OPT_INLINE, OPT_START, OPT_END + }; + static const char * const options[] = { + "-indices", "-nocase", "-line", "-all", "-inline", "-start", "--", NULL + }; + + if (argc < 3) { + wrongNumArgs: + Jim_WrongNumArgs(interp, 1, argv, + "?-switch ...? exp string ?matchVar? ?subMatchVar ...?"); + return JIM_ERR; + } + + for (i = 1; i < argc; i++) { + const char *opt = Jim_String(argv[i]); + + if (*opt != '-') { + break; + } + if (Jim_GetEnum(interp, argv[i], options, &option, "switch", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + if (option == OPT_END) { + i++; + break; + } + switch (option) { + case OPT_INDICES: + opt_indices = 1; + break; + + case OPT_NOCASE: + regcomp_flags |= REG_ICASE; + break; + + case OPT_LINE: + regcomp_flags |= REG_NEWLINE; + break; + + case OPT_ALL: + opt_all = 1; + break; + + case OPT_INLINE: + opt_inline = 1; + break; + + case OPT_START: + if (++i == argc) { + goto wrongNumArgs; + } + if (Jim_GetIndex(interp, argv[i], &offset) != JIM_OK) { + return JIM_ERR; + } + break; + } + } + if (argc - i < 2) { + goto wrongNumArgs; + } + + regex = SetRegexpFromAny(interp, argv[i], regcomp_flags); + if (!regex) { + return JIM_ERR; + } + + pattern = Jim_String(argv[i]); + source_str = Jim_GetString(argv[i + 1], &source_len); + + num_vars = argc - i - 2; + + if (opt_inline) { + if (num_vars) { + Jim_SetResultString(interp, "regexp match variables not allowed when using -inline", + -1); + result = JIM_ERR; + goto done; + } + num_vars = regex->re_nsub + 1; + } + + pmatch = Jim_Alloc((num_vars + 1) * sizeof(*pmatch)); + + if (offset) { + if (offset < 0) { + offset += source_len + 1; + } + if (offset > source_len) { + source_str += source_len; + } + else if (offset > 0) { + source_str += utf8_index(source_str, offset); + } + eflags |= REG_NOTBOL; + } + + if (opt_inline) { + resultListObj = Jim_NewListObj(interp, NULL, 0); + } + + next_match: + match = jim_regexec(regex, source_str, num_vars + 1, pmatch, eflags); + if (match >= REG_BADPAT) { + char buf[100]; + + jim_regerror(match, regex, buf, sizeof(buf)); + Jim_SetResultFormatted(interp, "error while matching pattern: %s", buf); + result = JIM_ERR; + goto done; + } + + if (match == REG_NOMATCH) { + goto done; + } + + num_matches++; + + if (opt_all && !opt_inline) { + + goto try_next_match; + } + + + j = 0; + for (i += 2; opt_inline ? j < num_vars : i < argc; i++, j++) { + Jim_Obj *resultObj; + + if (opt_indices) { + resultObj = Jim_NewListObj(interp, NULL, 0); + } + else { + resultObj = Jim_NewStringObj(interp, "", 0); + } + + if (pmatch[j].rm_so == -1) { + if (opt_indices) { + Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, -1)); + Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, -1)); + } + } + else { + if (opt_indices) { + + int so = utf8_strlen(source_str, pmatch[j].rm_so); + int eo = utf8_strlen(source_str, pmatch[j].rm_eo); + Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, offset + so)); + Jim_ListAppendElement(interp, resultObj, Jim_NewIntObj(interp, offset + eo - 1)); + } + else { + Jim_AppendString(interp, resultObj, source_str + pmatch[j].rm_so, pmatch[j].rm_eo - pmatch[j].rm_so); + } + } + + if (opt_inline) { + Jim_ListAppendElement(interp, resultListObj, resultObj); + } + else { + + result = Jim_SetVariable(interp, argv[i], resultObj); + + if (result != JIM_OK) { + Jim_FreeObj(interp, resultObj); + break; + } + } + } + + try_next_match: + if (opt_all && (pattern[0] != '^' || (regcomp_flags & REG_NEWLINE)) && *source_str) { + if (pmatch[0].rm_eo) { + offset += utf8_strlen(source_str, pmatch[0].rm_eo); + source_str += pmatch[0].rm_eo; + } + else { + source_str++; + offset++; + } + if (*source_str) { + eflags = REG_NOTBOL; + goto next_match; + } + } + + done: + if (result == JIM_OK) { + if (opt_inline) { + Jim_SetResult(interp, resultListObj); + } + else { + Jim_SetResultInt(interp, num_matches); + } + } + + Jim_Free(pmatch); + return result; +} + +#define MAX_SUB_MATCHES 50 + +int Jim_RegsubCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int regcomp_flags = 0; + int regexec_flags = 0; + int opt_all = 0; + int opt_command = 0; + int offset = 0; + regex_t *regex; + const char *p; + int result = JIM_OK; + regmatch_t pmatch[MAX_SUB_MATCHES + 1]; + int num_matches = 0; + + int i, j, n; + Jim_Obj *varname; + Jim_Obj *resultObj; + Jim_Obj *cmd_prefix = NULL; + Jim_Obj *regcomp_obj = NULL; + const char *source_str; + int source_len; + const char *replace_str = NULL; + int replace_len; + const char *pattern; + int option; + enum { + OPT_NOCASE, OPT_LINE, OPT_ALL, OPT_START, OPT_COMMAND, OPT_END + }; + static const char * const options[] = { + "-nocase", "-line", "-all", "-start", "-command", "--", NULL + }; + + if (argc < 4) { + wrongNumArgs: + Jim_WrongNumArgs(interp, 1, argv, + "?-switch ...? exp string subSpec ?varName?"); + return JIM_ERR; + } + + for (i = 1; i < argc; i++) { + const char *opt = Jim_String(argv[i]); + + if (*opt != '-') { + break; + } + if (Jim_GetEnum(interp, argv[i], options, &option, "switch", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + if (option == OPT_END) { + i++; + break; + } + switch (option) { + case OPT_NOCASE: + regcomp_flags |= REG_ICASE; + break; + + case OPT_LINE: + regcomp_flags |= REG_NEWLINE; + break; + + case OPT_ALL: + opt_all = 1; + break; + + case OPT_START: + if (++i == argc) { + goto wrongNumArgs; + } + if (Jim_GetIndex(interp, argv[i], &offset) != JIM_OK) { + return JIM_ERR; + } + break; + + case OPT_COMMAND: + opt_command = 1; + break; + } + } + if (argc - i != 3 && argc - i != 4) { + goto wrongNumArgs; + } + + + regcomp_obj = Jim_DuplicateObj(interp, argv[i]); + Jim_IncrRefCount(regcomp_obj); + regex = SetRegexpFromAny(interp, regcomp_obj, regcomp_flags); + if (!regex) { + Jim_DecrRefCount(interp, regcomp_obj); + return JIM_ERR; + } + pattern = Jim_String(argv[i]); + + source_str = Jim_GetString(argv[i + 1], &source_len); + if (opt_command) { + cmd_prefix = argv[i + 2]; + if (Jim_ListLength(interp, cmd_prefix) == 0) { + Jim_SetResultString(interp, "command prefix must be a list of at least one element", -1); + Jim_DecrRefCount(interp, regcomp_obj); + return JIM_ERR; + } + Jim_IncrRefCount(cmd_prefix); + } + else { + replace_str = Jim_GetString(argv[i + 2], &replace_len); + } + varname = argv[i + 3]; + + + resultObj = Jim_NewStringObj(interp, "", 0); + + if (offset) { + if (offset < 0) { + offset += source_len + 1; + } + if (offset > source_len) { + offset = source_len; + } + else if (offset < 0) { + offset = 0; + } + } + + offset = utf8_index(source_str, offset); + + + Jim_AppendString(interp, resultObj, source_str, offset); + + + n = source_len - offset; + p = source_str + offset; + do { + int match = jim_regexec(regex, p, MAX_SUB_MATCHES, pmatch, regexec_flags); + + if (match >= REG_BADPAT) { + char buf[100]; + + jim_regerror(match, regex, buf, sizeof(buf)); + Jim_SetResultFormatted(interp, "error while matching pattern: %s", buf); + return JIM_ERR; + } + if (match == REG_NOMATCH) { + break; + } + + num_matches++; + + Jim_AppendString(interp, resultObj, p, pmatch[0].rm_so); + + if (opt_command) { + + Jim_Obj *cmdListObj = Jim_DuplicateObj(interp, cmd_prefix); + for (j = 0; j < MAX_SUB_MATCHES; j++) { + if (pmatch[j].rm_so == -1) { + break; + } + else { + Jim_Obj *srcObj = Jim_NewStringObj(interp, p + pmatch[j].rm_so, pmatch[j].rm_eo - pmatch[j].rm_so); + Jim_ListAppendElement(interp, cmdListObj, srcObj); + } + } + Jim_IncrRefCount(cmdListObj); + + result = Jim_EvalObj(interp, cmdListObj); + Jim_DecrRefCount(interp, cmdListObj); + if (result != JIM_OK) { + goto cmd_error; + } + Jim_AppendString(interp, resultObj, Jim_String(Jim_GetResult(interp)), -1); + } + else { + + for (j = 0; j < replace_len; j++) { + int idx; + int c = replace_str[j]; + + if (c == '&') { + idx = 0; + } + else if (c == '\\' && j < replace_len) { + c = replace_str[++j]; + if ((c >= '0') && (c <= '9')) { + idx = c - '0'; + } + else if ((c == '\\') || (c == '&')) { + Jim_AppendString(interp, resultObj, replace_str + j, 1); + continue; + } + else { + Jim_AppendString(interp, resultObj, replace_str + j - 1, (j == replace_len) ? 1 : 2); + continue; + } + } + else { + Jim_AppendString(interp, resultObj, replace_str + j, 1); + continue; + } + if ((idx < MAX_SUB_MATCHES) && pmatch[idx].rm_so != -1 && pmatch[idx].rm_eo != -1) { + Jim_AppendString(interp, resultObj, p + pmatch[idx].rm_so, + pmatch[idx].rm_eo - pmatch[idx].rm_so); + } + } + } + + p += pmatch[0].rm_eo; + n -= pmatch[0].rm_eo; + + + if (!opt_all || n == 0) { + break; + } + + + if ((regcomp_flags & REG_NEWLINE) == 0 && pattern[0] == '^') { + break; + } + + + if (pattern[0] == '\0' && n) { + + Jim_AppendString(interp, resultObj, p, 1); + p++; + n--; + } + + if (pmatch[0].rm_eo == pmatch[0].rm_so) { + + regexec_flags = REG_NOTBOL; + } + else { + regexec_flags = 0; + } + + } while (n); + + Jim_AppendString(interp, resultObj, p, -1); + +cmd_error: + if (result == JIM_OK) { + + if (argc - i == 4) { + result = Jim_SetVariable(interp, varname, resultObj); + + if (result == JIM_OK) { + Jim_SetResultInt(interp, num_matches); + } + else { + Jim_FreeObj(interp, resultObj); + } + } + else { + Jim_SetResult(interp, resultObj); + result = JIM_OK; + } + } + else { + Jim_FreeObj(interp, resultObj); + } + + if (opt_command) { + Jim_DecrRefCount(interp, cmd_prefix); + } + + Jim_DecrRefCount(interp, regcomp_obj); + + return result; +} + +int Jim_regexpInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "regexp"); + Jim_CreateCommand(interp, "regexp", Jim_RegexpCmd, NULL, NULL); + Jim_CreateCommand(interp, "regsub", Jim_RegsubCmd, NULL, NULL); + return JIM_OK; +} + +#include <limits.h> +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <errno.h> + + +#ifdef HAVE_UTIMES +#include <sys/time.h> +#endif +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#elif defined(_MSC_VER) +#include <direct.h> +#define F_OK 0 +#define W_OK 2 +#define R_OK 4 +#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) +#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) +#endif + +#if defined(__MINGW32__) || defined(__MSYS__) || defined(_MSC_VER) +#define ISWINDOWS 1 + +#undef HAVE_SYMLINK +#else +#define ISWINDOWS 0 +#endif + + +#if defined(HAVE_STRUCT_STAT_ST_MTIMESPEC) + #define STAT_MTIME_US(STAT) ((STAT).st_mtimespec.tv_sec * 1000000ll + (STAT).st_mtimespec.tv_nsec / 1000) +#elif defined(HAVE_STRUCT_STAT_ST_MTIM) + #define STAT_MTIME_US(STAT) ((STAT).st_mtim.tv_sec * 1000000ll + (STAT).st_mtim.tv_nsec / 1000) +#endif + + +static void JimFixPath(char *path) +{ + if (ISWINDOWS) { + + char *p = path; + while ((p = strchr(p, '\\')) != NULL) { + *p++ = '/'; + } + } +} + + +static const char *JimGetFileType(int mode) +{ + if (S_ISREG(mode)) { + return "file"; + } + else if (S_ISDIR(mode)) { + return "directory"; + } +#ifdef S_ISCHR + else if (S_ISCHR(mode)) { + return "characterSpecial"; + } +#endif +#ifdef S_ISBLK + else if (S_ISBLK(mode)) { + return "blockSpecial"; + } +#endif +#ifdef S_ISFIFO + else if (S_ISFIFO(mode)) { + return "fifo"; + } +#endif +#ifdef S_ISLNK + else if (S_ISLNK(mode)) { + return "link"; + } +#endif +#ifdef S_ISSOCK + else if (S_ISSOCK(mode)) { + return "socket"; + } +#endif + return "unknown"; +} + +static void AppendStatElement(Jim_Interp *interp, Jim_Obj *listObj, const char *key, jim_wide value) +{ + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, key, -1)); + Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, value)); +} + +int Jim_FileStoreStatData(Jim_Interp *interp, Jim_Obj *varName, const jim_stat_t *sb) +{ + + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + + AppendStatElement(interp, listObj, "dev", sb->st_dev); + AppendStatElement(interp, listObj, "ino", sb->st_ino); + AppendStatElement(interp, listObj, "mode", sb->st_mode); + AppendStatElement(interp, listObj, "nlink", sb->st_nlink); + AppendStatElement(interp, listObj, "uid", sb->st_uid); + AppendStatElement(interp, listObj, "gid", sb->st_gid); + AppendStatElement(interp, listObj, "size", sb->st_size); + AppendStatElement(interp, listObj, "atime", sb->st_atime); + AppendStatElement(interp, listObj, "mtime", sb->st_mtime); + AppendStatElement(interp, listObj, "ctime", sb->st_ctime); +#ifdef STAT_MTIME_US + AppendStatElement(interp, listObj, "mtimeus", STAT_MTIME_US(*sb)); +#endif + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "type", -1)); + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, JimGetFileType((int)sb->st_mode), -1)); + + + if (varName) { + Jim_Obj *objPtr; + objPtr = Jim_GetVariable(interp, varName, JIM_NONE); + + if (objPtr) { + Jim_Obj *objv[2]; + + objv[0] = objPtr; + objv[1] = listObj; + + objPtr = Jim_DictMerge(interp, 2, objv); + if (objPtr == NULL) { + + Jim_SetResultFormatted(interp, "can't set \"%#s(dev)\": variable isn't array", varName); + Jim_FreeNewObj(interp, listObj); + return JIM_ERR; + } + + Jim_InvalidateStringRep(objPtr); + + Jim_FreeNewObj(interp, listObj); + listObj = objPtr; + } + Jim_SetVariable(interp, varName, listObj); + } + + + Jim_SetResult(interp, listObj); + + return JIM_OK; +} + +static int JimPathLenNoTrailingSlashes(const char *path, int len) +{ + int i; + for (i = len; i > 1 && path[i - 1] == '/'; i--) { + + if (ISWINDOWS && path[i - 2] == ':') { + + break; + } + } + return i; +} + +static Jim_Obj *JimStripTrailingSlashes(Jim_Interp *interp, Jim_Obj *objPtr) +{ + int len = Jim_Length(objPtr); + const char *path = Jim_String(objPtr); + int i = JimPathLenNoTrailingSlashes(path, len); + if (i != len) { + objPtr = Jim_NewStringObj(interp, path, i); + } + Jim_IncrRefCount(objPtr); + return objPtr; +} + +static int file_cmd_dirname(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]); + const char *path = Jim_String(objPtr); + const char *p = strrchr(path, '/'); + + if (!p) { + Jim_SetResultString(interp, ".", -1); + } + else if (p[1] == 0) { + + Jim_SetResult(interp, objPtr); + } + else if (p == path) { + Jim_SetResultString(interp, "/", -1); + } + else if (ISWINDOWS && p[-1] == ':') { + + Jim_SetResultString(interp, path, p - path + 1); + } + else { + + int len = JimPathLenNoTrailingSlashes(path, p - path); + Jim_SetResultString(interp, path, len); + } + Jim_DecrRefCount(interp, objPtr); + return JIM_OK; +} + +static int file_cmd_split(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + const char *path = Jim_String(argv[0]); + + if (*path == '/') { + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "/", 1)); + } + + while (1) { + + while (*path == '/') { + path++; + } + if (*path) { + const char *pt = strchr(path, '/'); + if (pt) { + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, path, pt - path)); + path = pt; + continue; + } + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, path, -1)); + } + break; + } + Jim_SetResult(interp, listObj); + return JIM_OK; +} + +static int file_cmd_rootname(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *path = Jim_String(argv[0]); + const char *lastSlash = strrchr(path, '/'); + const char *p = strrchr(path, '.'); + + if (p == NULL || (lastSlash != NULL && lastSlash > p)) { + Jim_SetResult(interp, argv[0]); + } + else { + Jim_SetResultString(interp, path, p - path); + } + return JIM_OK; +} + +static int file_cmd_extension(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]); + const char *path = Jim_String(objPtr); + const char *lastSlash = strrchr(path, '/'); + const char *p = strrchr(path, '.'); + + if (p == NULL || (lastSlash != NULL && lastSlash >= p)) { + p = ""; + } + Jim_SetResultString(interp, p, -1); + Jim_DecrRefCount(interp, objPtr); + return JIM_OK; +} + +static int file_cmd_tail(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = JimStripTrailingSlashes(interp, argv[0]); + const char *path = Jim_String(objPtr); + const char *lastSlash = strrchr(path, '/'); + + if (lastSlash) { + Jim_SetResultString(interp, lastSlash + 1, -1); + } + else { + Jim_SetResult(interp, objPtr); + } + Jim_DecrRefCount(interp, objPtr); + return JIM_OK; +} + +#ifndef HAVE_RESTRICT +#define restrict +#endif + +static char *JimRealPath(const char *restrict path, char *restrict resolved_path, size_t len) +{ +#if defined(HAVE__FULLPATH) + return _fullpath(resolved_path, path, len); +#elif defined(HAVE_REALPATH) + return realpath(path, resolved_path); +#else + return NULL; +#endif +} + +static int file_cmd_normalize(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *path = Jim_String(argv[0]); + char *newname = Jim_Alloc(MAXPATHLEN); + + if (JimRealPath(path, newname, MAXPATHLEN)) { + JimFixPath(newname); + Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, -1)); + return JIM_OK; + } + Jim_Free(newname); + Jim_SetResultFormatted(interp, "can't normalize \"%#s\": %s", argv[0], strerror(errno)); + return JIM_ERR; +} + +static int file_cmd_join(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + char *newname = Jim_Alloc(MAXPATHLEN + 1); + char *last = newname; + + *newname = 0; + + + for (i = 0; i < argc; i++) { + int len; + const char *part = Jim_GetString(argv[i], &len); + + if (*part == '/') { + + last = newname; + } + else if (ISWINDOWS && strchr(part, ':')) { + + last = newname; + } + else if (part[0] == '.') { + if (part[1] == '/') { + part += 2; + len -= 2; + } + else if (part[1] == 0 && last != newname) { + + continue; + } + } + + + if (last != newname && last[-1] != '/') { + *last++ = '/'; + } + + if (len) { + if (last + len - newname >= MAXPATHLEN) { + Jim_Free(newname); + Jim_SetResultString(interp, "Path too long", -1); + return JIM_ERR; + } + memcpy(last, part, len); + last += len; + } + + + if (last > newname + 1 && last[-1] == '/') { + + if (!ISWINDOWS || !(last > newname + 2 && last[-2] == ':')) { + *--last = 0; + } + } + } + + *last = 0; + + + + Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, newname, last - newname)); + + return JIM_OK; +} + +static int file_access(Jim_Interp *interp, Jim_Obj *filename, int mode) +{ + Jim_SetResultBool(interp, access(Jim_String(filename), mode) != -1); + + return JIM_OK; +} + +static int file_cmd_readable(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return file_access(interp, argv[0], R_OK); +} + +static int file_cmd_writable(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return file_access(interp, argv[0], W_OK); +} + +static int file_cmd_executable(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ +#ifdef X_OK + return file_access(interp, argv[0], X_OK); +#else + + Jim_SetResultBool(interp, 1); + return JIM_OK; +#endif +} + +static int file_cmd_exists(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return file_access(interp, argv[0], F_OK); +} + +static int file_cmd_delete(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int force = Jim_CompareStringImmediate(interp, argv[0], "-force"); + + if (force || Jim_CompareStringImmediate(interp, argv[0], "--")) { + argc--; + argv++; + } + + while (argc--) { + const char *path = Jim_String(argv[0]); + + if (unlink(path) == -1 && errno != ENOENT) { + if (rmdir(path) == -1) { + + if (!force || Jim_EvalPrefix(interp, "file delete force", 1, argv) != JIM_OK) { + Jim_SetResultFormatted(interp, "couldn't delete file \"%s\": %s", path, + strerror(errno)); + return JIM_ERR; + } + } + } + argv++; + } + return JIM_OK; +} + +#ifdef HAVE_MKDIR_ONE_ARG +#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME) +#else +#define MKDIR_DEFAULT(PATHNAME) mkdir(PATHNAME, 0755) +#endif + +static int mkdir_all(char *path) +{ + int ok = 1; + + + goto first; + + while (ok--) { + + { + char *slash = strrchr(path, '/'); + + if (slash && slash != path) { + *slash = 0; + if (mkdir_all(path) != 0) { + return -1; + } + *slash = '/'; + } + } + first: + if (MKDIR_DEFAULT(path) == 0) { + return 0; + } + if (errno == ENOENT) { + + continue; + } + + if (errno == EEXIST) { + jim_stat_t sb; + + if (Jim_Stat(path, &sb) == 0 && S_ISDIR(sb.st_mode)) { + return 0; + } + + errno = EEXIST; + } + + break; + } + return -1; +} + +static int file_cmd_mkdir(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + while (argc--) { + char *path = Jim_StrDup(Jim_String(argv[0])); + int rc = mkdir_all(path); + + Jim_Free(path); + if (rc != 0) { + Jim_SetResultFormatted(interp, "can't create directory \"%#s\": %s", argv[0], + strerror(errno)); + return JIM_ERR; + } + argv++; + } + return JIM_OK; +} + +static int file_cmd_tempfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int fd = Jim_MakeTempFile(interp, (argc >= 1) ? Jim_String(argv[0]) : NULL, 0); + + if (fd < 0) { + return JIM_ERR; + } + close(fd); + + return JIM_OK; +} + +static int file_cmd_rename(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *source; + const char *dest; + int force = 0; + + if (argc == 3) { + if (!Jim_CompareStringImmediate(interp, argv[0], "-force")) { + return -1; + } + force++; + argv++; + argc--; + } + + source = Jim_String(argv[0]); + dest = Jim_String(argv[1]); + + if (!force && access(dest, F_OK) == 0) { + Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": target exists", argv[0], + argv[1]); + return JIM_ERR; + } +#if ISWINDOWS + if (access(dest, F_OK) == 0) { + + remove(dest); + } +#endif + if (rename(source, dest) != 0) { + Jim_SetResultFormatted(interp, "error renaming \"%#s\" to \"%#s\": %s", argv[0], argv[1], + strerror(errno)); + return JIM_ERR; + } + + return JIM_OK; +} + +#if defined(HAVE_LINK) && defined(HAVE_SYMLINK) +static int file_cmd_link(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int ret; + const char *source; + const char *dest; + static const char * const options[] = { "-hard", "-symbolic", NULL }; + enum { OPT_HARD, OPT_SYMBOLIC, }; + int option = OPT_HARD; + + if (argc == 3) { + if (Jim_GetEnum(interp, argv[0], options, &option, NULL, JIM_ENUM_ABBREV | JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + argv++; + argc--; + } + + dest = Jim_String(argv[0]); + source = Jim_String(argv[1]); + + if (option == OPT_HARD) { + ret = link(source, dest); + } + else { + ret = symlink(source, dest); + } + + if (ret != 0) { + Jim_SetResultFormatted(interp, "error linking \"%#s\" to \"%#s\": %s", argv[0], argv[1], + strerror(errno)); + return JIM_ERR; + } + + return JIM_OK; +} +#endif + +static int file_stat(Jim_Interp *interp, Jim_Obj *filename, jim_stat_t *sb) +{ + const char *path = Jim_String(filename); + + if (Jim_Stat(path, sb) == -1) { + Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno)); + return JIM_ERR; + } + return JIM_OK; +} + +#ifdef Jim_LinkStat +static int file_lstat(Jim_Interp *interp, Jim_Obj *filename, jim_stat_t *sb) +{ + const char *path = Jim_String(filename); + + if (Jim_LinkStat(path, sb) == -1) { + Jim_SetResultFormatted(interp, "could not read \"%#s\": %s", filename, strerror(errno)); + return JIM_ERR; + } + return JIM_OK; +} +#else +#define file_lstat file_stat +#endif + +static int file_cmd_atime(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (file_stat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResultInt(interp, sb.st_atime); + return JIM_OK; +} + +static int JimSetFileTimes(Jim_Interp *interp, const char *filename, jim_wide us) +{ +#ifdef HAVE_UTIMES + struct timeval times[2]; + + times[1].tv_sec = times[0].tv_sec = us / 1000000; + times[1].tv_usec = times[0].tv_usec = us % 1000000; + + if (utimes(filename, times) != 0) { + Jim_SetResultFormatted(interp, "can't set time on \"%s\": %s", filename, strerror(errno)); + return JIM_ERR; + } + return JIM_OK; +#else + Jim_SetResultString(interp, "Not implemented", -1); + return JIM_ERR; +#endif +} + +static int file_cmd_mtime(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (argc == 2) { + jim_wide secs; + if (Jim_GetWide(interp, argv[1], &secs) != JIM_OK) { + return JIM_ERR; + } + return JimSetFileTimes(interp, Jim_String(argv[0]), secs * 1000000); + } + if (file_stat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResultInt(interp, sb.st_mtime); + return JIM_OK; +} + +#ifdef STAT_MTIME_US +static int file_cmd_mtimeus(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (argc == 2) { + jim_wide us; + if (Jim_GetWide(interp, argv[1], &us) != JIM_OK) { + return JIM_ERR; + } + return JimSetFileTimes(interp, Jim_String(argv[0]), us); + } + if (file_stat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResultInt(interp, STAT_MTIME_US(sb)); + return JIM_OK; +} +#endif + +static int file_cmd_copy(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return Jim_EvalPrefix(interp, "file copy", argc, argv); +} + +static int file_cmd_size(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (file_stat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResultInt(interp, sb.st_size); + return JIM_OK; +} + +static int file_cmd_isdirectory(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + int ret = 0; + + if (file_stat(interp, argv[0], &sb) == JIM_OK) { + ret = S_ISDIR(sb.st_mode); + } + Jim_SetResultInt(interp, ret); + return JIM_OK; +} + +static int file_cmd_isfile(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + int ret = 0; + + if (file_stat(interp, argv[0], &sb) == JIM_OK) { + ret = S_ISREG(sb.st_mode); + } + Jim_SetResultInt(interp, ret); + return JIM_OK; +} + +#ifdef HAVE_GETEUID +static int file_cmd_owned(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + int ret = 0; + + if (file_stat(interp, argv[0], &sb) == JIM_OK) { + ret = (geteuid() == sb.st_uid); + } + Jim_SetResultInt(interp, ret); + return JIM_OK; +} +#endif + +#if defined(HAVE_READLINK) +static int file_cmd_readlink(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *path = Jim_String(argv[0]); + char *linkValue = Jim_Alloc(MAXPATHLEN + 1); + + int linkLength = readlink(path, linkValue, MAXPATHLEN); + + if (linkLength == -1) { + Jim_Free(linkValue); + Jim_SetResultFormatted(interp, "could not read link \"%#s\": %s", argv[0], strerror(errno)); + return JIM_ERR; + } + linkValue[linkLength] = 0; + Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, linkValue, linkLength)); + return JIM_OK; +} +#endif + +static int file_cmd_type(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (file_lstat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResultString(interp, JimGetFileType((int)sb.st_mode), -1); + return JIM_OK; +} + +#ifdef Jim_LinkStat +static int file_cmd_lstat(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (file_lstat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + return Jim_FileStoreStatData(interp, argc == 2 ? argv[1] : NULL, &sb); +} +#else +#define file_cmd_lstat file_cmd_stat +#endif + +static int file_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_stat_t sb; + + if (file_stat(interp, argv[0], &sb) != JIM_OK) { + return JIM_ERR; + } + return Jim_FileStoreStatData(interp, argc == 2 ? argv[1] : NULL, &sb); +} + +static const jim_subcmd_type file_command_table[] = { + { "atime", + "name", + file_cmd_atime, + 1, + 1, + + }, + { "mtime", + "name ?time?", + file_cmd_mtime, + 1, + 2, + + }, +#ifdef STAT_MTIME_US + { "mtimeus", + "name ?time?", + file_cmd_mtimeus, + 1, + 2, + + }, +#endif + { "copy", + "?-force? source dest", + file_cmd_copy, + 2, + 3, + + }, + { "dirname", + "name", + file_cmd_dirname, + 1, + 1, + + }, + { "rootname", + "name", + file_cmd_rootname, + 1, + 1, + + }, + { "extension", + "name", + file_cmd_extension, + 1, + 1, + + }, + { "tail", + "name", + file_cmd_tail, + 1, + 1, + + }, + { "split", + "name", + file_cmd_split, + 1, + 1, + + }, + { "normalize", + "name", + file_cmd_normalize, + 1, + 1, + + }, + { "join", + "name ?name ...?", + file_cmd_join, + 1, + -1, + + }, + { "readable", + "name", + file_cmd_readable, + 1, + 1, + + }, + { "writable", + "name", + file_cmd_writable, + 1, + 1, + + }, + { "executable", + "name", + file_cmd_executable, + 1, + 1, + + }, + { "exists", + "name", + file_cmd_exists, + 1, + 1, + + }, + { "delete", + "?-force|--? name ...", + file_cmd_delete, + 1, + -1, + + }, + { "mkdir", + "dir ...", + file_cmd_mkdir, + 1, + -1, + + }, + { "tempfile", + "?template?", + file_cmd_tempfile, + 0, + 1, + + }, + { "rename", + "?-force? source dest", + file_cmd_rename, + 2, + 3, + + }, +#if defined(HAVE_LINK) && defined(HAVE_SYMLINK) + { "link", + "?-symbolic|-hard? newname target", + file_cmd_link, + 2, + 3, + + }, +#endif +#if defined(HAVE_READLINK) + { "readlink", + "name", + file_cmd_readlink, + 1, + 1, + + }, +#endif + { "size", + "name", + file_cmd_size, + 1, + 1, + + }, + { "stat", + "name ?var?", + file_cmd_stat, + 1, + 2, + + }, + { "lstat", + "name ?var?", + file_cmd_lstat, + 1, + 2, + + }, + { "type", + "name", + file_cmd_type, + 1, + 1, + + }, +#ifdef HAVE_GETEUID + { "owned", + "name", + file_cmd_owned, + 1, + 1, + + }, +#endif + { "isdirectory", + "name", + file_cmd_isdirectory, + 1, + 1, + + }, + { "isfile", + "name", + file_cmd_isfile, + 1, + 1, + + }, + { + NULL + } +}; + +static int Jim_CdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *path; + + if (argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "dirname"); + return JIM_ERR; + } + + path = Jim_String(argv[1]); + + if (chdir(path) != 0) { + Jim_SetResultFormatted(interp, "couldn't change working directory to \"%s\": %s", path, + strerror(errno)); + return JIM_ERR; + } + return JIM_OK; +} + +static int Jim_PwdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + char *cwd = Jim_Alloc(MAXPATHLEN); + + if (getcwd(cwd, MAXPATHLEN) == NULL) { + Jim_SetResultString(interp, "Failed to get pwd", -1); + Jim_Free(cwd); + return JIM_ERR; + } + JimFixPath(cwd); + Jim_SetResultString(interp, cwd, -1); + + Jim_Free(cwd); + return JIM_OK; +} + +int Jim_fileInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "file"); + Jim_CreateCommand(interp, "file", Jim_SubCmdProc, (void *)file_command_table, NULL); + Jim_CreateCommand(interp, "pwd", Jim_PwdCmd, NULL, NULL); + Jim_CreateCommand(interp, "cd", Jim_CdCmd, NULL, NULL); + return JIM_OK; +} + +#include <string.h> +#include <ctype.h> + + +#if (!(defined(HAVE_VFORK) || defined(HAVE_FORK)) || !defined(HAVE_WAITPID)) && !defined(__MINGW32__) +static int Jim_ExecCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *cmdlineObj = Jim_NewEmptyStringObj(interp); + int i, j; + int rc; + + + for (i = 1; i < argc; i++) { + int len; + const char *arg = Jim_GetString(argv[i], &len); + + if (i > 1) { + Jim_AppendString(interp, cmdlineObj, " ", 1); + } + if (strpbrk(arg, "\\\" ") == NULL) { + + Jim_AppendString(interp, cmdlineObj, arg, len); + continue; + } + + Jim_AppendString(interp, cmdlineObj, "\"", 1); + for (j = 0; j < len; j++) { + if (arg[j] == '\\' || arg[j] == '"') { + Jim_AppendString(interp, cmdlineObj, "\\", 1); + } + Jim_AppendString(interp, cmdlineObj, &arg[j], 1); + } + Jim_AppendString(interp, cmdlineObj, "\"", 1); + } + rc = system(Jim_String(cmdlineObj)); + + Jim_FreeNewObj(interp, cmdlineObj); + + if (rc) { + Jim_Obj *errorCode = Jim_NewListObj(interp, NULL, 0); + Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "CHILDSTATUS", -1)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, 0)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, rc)); + Jim_SetGlobalVariableStr(interp, "errorCode", errorCode); + return JIM_ERR; + } + + return JIM_OK; +} + +int Jim_execInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "exec"); + Jim_CreateCommand(interp, "exec", Jim_ExecCmd, NULL, NULL); + return JIM_OK; +} +#else + + +#include <errno.h> +#include <signal.h> +#include <sys/stat.h> + +struct WaitInfoTable; + +static char **JimOriginalEnviron(void); +static char **JimSaveEnv(char **env); +static void JimRestoreEnv(char **env); +static int JimCreatePipeline(Jim_Interp *interp, int argc, Jim_Obj *const *argv, + phandle_t **pidArrayPtr, int *inPipePtr, int *outPipePtr, int *errFilePtr); +static void JimDetachPids(struct WaitInfoTable *table, int numPids, const phandle_t *pidPtr); +static int JimCleanupChildren(Jim_Interp *interp, int numPids, phandle_t *pidPtr, Jim_Obj *errStrObj); +static int Jim_WaitCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv); + +#if defined(__MINGW32__) +static phandle_t JimStartWinProcess(Jim_Interp *interp, char **argv, char **env, int inputId, int outputId, int errorId); +#endif + +static void Jim_RemoveTrailingNewline(Jim_Obj *objPtr) +{ + int len; + const char *s = Jim_GetString(objPtr, &len); + + if (len > 0 && s[len - 1] == '\n') { + objPtr->length--; + objPtr->bytes[objPtr->length] = '\0'; + } +} + +static int JimAppendStreamToString(Jim_Interp *interp, int fd, Jim_Obj *strObj) +{ + char buf[256]; + int ret = 0; + + while (1) { + int retval = read(fd, buf, sizeof(buf)); + if (retval > 0) { + ret = 1; + Jim_AppendString(interp, strObj, buf, retval); + } + if (retval <= 0) { + break; + } + } + close(fd); + return ret; +} + +static char **JimBuildEnv(Jim_Interp *interp) +{ + int i; + int size; + int num; + int n; + char **envptr; + char *envdata; + + Jim_Obj *objPtr = Jim_GetGlobalVariableStr(interp, "env", JIM_NONE); + + if (!objPtr) { + return JimOriginalEnviron(); + } + + + + num = Jim_ListLength(interp, objPtr); + if (num % 2) { + + num--; + } + size = Jim_Length(objPtr) + 2; + + envptr = Jim_Alloc(sizeof(*envptr) * (num / 2 + 1) + size); + envdata = (char *)&envptr[num / 2 + 1]; + + n = 0; + for (i = 0; i < num; i += 2) { + const char *s1, *s2; + Jim_Obj *elemObj; + + Jim_ListIndex(interp, objPtr, i, &elemObj, JIM_NONE); + s1 = Jim_String(elemObj); + Jim_ListIndex(interp, objPtr, i + 1, &elemObj, JIM_NONE); + s2 = Jim_String(elemObj); + + envptr[n] = envdata; + envdata += sprintf(envdata, "%s=%s", s1, s2); + envdata++; + n++; + } + envptr[n] = NULL; + *envdata = 0; + + return envptr; +} + +static void JimFreeEnv(char **env, char **original_environ) +{ + if (env != original_environ) { + Jim_Free(env); + } +} + +static Jim_Obj *JimMakeErrorCode(Jim_Interp *interp, long pid, int waitStatus, Jim_Obj *errStrObj) +{ + Jim_Obj *errorCode = Jim_NewListObj(interp, NULL, 0); + + if (pid <= 0) { + Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "NONE", -1)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, -1)); + } + else if (WIFEXITED(waitStatus)) { + Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, "CHILDSTATUS", -1)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid)); + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, WEXITSTATUS(waitStatus))); + } + else { + const char *type; + const char *action; + const char *signame; + + if (WIFSIGNALED(waitStatus)) { + type = "CHILDKILLED"; + action = "killed"; + signame = Jim_SignalId(WTERMSIG(waitStatus)); + } + else { + type = "CHILDSUSP"; + action = "suspended"; + signame = "none"; + } + + Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, type, -1)); + + if (errStrObj) { + Jim_AppendStrings(interp, errStrObj, "child ", action, " by signal ", Jim_SignalId(WTERMSIG(waitStatus)), "\n", NULL); + } + + Jim_ListAppendElement(interp, errorCode, Jim_NewIntObj(interp, pid)); + Jim_ListAppendElement(interp, errorCode, Jim_NewStringObj(interp, signame, -1)); + } + return errorCode; +} + +static int JimCheckWaitStatus(Jim_Interp *interp, long pid, int waitStatus, Jim_Obj *errStrObj) +{ + if (WIFEXITED(waitStatus) && WEXITSTATUS(waitStatus) == 0) { + return JIM_OK; + } + Jim_SetGlobalVariableStr(interp, "errorCode", JimMakeErrorCode(interp, pid, waitStatus, errStrObj)); + + return JIM_ERR; +} + + +struct WaitInfo +{ + phandle_t phandle; + int status; + int flags; +}; + + +struct WaitInfoTable { + struct WaitInfo *info; + int size; + int used; + int refcount; +}; + + +#define WI_DETACHED 2 + +#define WAIT_TABLE_GROW_BY 4 + +static void JimFreeWaitInfoTable(struct Jim_Interp *interp, void *privData) +{ + struct WaitInfoTable *table = privData; + + if (--table->refcount == 0) { + Jim_Free(table->info); + Jim_Free(table); + } +} + +static struct WaitInfoTable *JimAllocWaitInfoTable(void) +{ + struct WaitInfoTable *table = Jim_Alloc(sizeof(*table)); + table->info = NULL; + table->size = table->used = 0; + table->refcount = 1; + + return table; +} + +static int JimWaitRemove(struct WaitInfoTable *table, phandle_t phandle) +{ + int i; + + + for (i = 0; i < table->used; i++) { + if (phandle == table->info[i].phandle) { + if (i != table->used - 1) { + table->info[i] = table->info[table->used - 1]; + } + table->used--; + return 0; + } + } + return -1; +} + +static int Jim_ExecCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int outputId; + int errorId; + phandle_t *pidPtr; + int numPids, result; + int child_siginfo = 1; + Jim_Obj *childErrObj; + Jim_Obj *errStrObj; + struct WaitInfoTable *table = Jim_CmdPrivData(interp); + + if (argc > 1 && Jim_CompareStringImmediate(interp, argv[argc - 1], "&")) { + Jim_Obj *listObj; + int i; + + argc--; + numPids = JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, NULL, NULL); + if (numPids < 0) { + return JIM_ERR; + } + + listObj = Jim_NewListObj(interp, NULL, 0); + for (i = 0; i < numPids; i++) { + Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, JimProcessPid(pidPtr[i]))); + } + Jim_SetResult(interp, listObj); + JimDetachPids(table, numPids, pidPtr); + Jim_Free(pidPtr); + return JIM_OK; + } + + numPids = + JimCreatePipeline(interp, argc - 1, argv + 1, &pidPtr, NULL, &outputId, &errorId); + + if (numPids < 0) { + return JIM_ERR; + } + + result = JIM_OK; + + errStrObj = Jim_NewStringObj(interp, "", 0); + + + if (outputId != -1) { + if (JimAppendStreamToString(interp, outputId, errStrObj) < 0) { + result = JIM_ERR; + Jim_SetResultErrno(interp, "error reading from output pipe"); + } + } + + + childErrObj = Jim_NewStringObj(interp, "", 0); + Jim_IncrRefCount(childErrObj); + + if (JimCleanupChildren(interp, numPids, pidPtr, childErrObj) != JIM_OK) { + result = JIM_ERR; + } + + if (errorId != -1) { + int ret; + Jim_Lseek(errorId, 0, SEEK_SET); + ret = JimAppendStreamToString(interp, errorId, errStrObj); + if (ret < 0) { + Jim_SetResultErrno(interp, "error reading from error pipe"); + result = JIM_ERR; + } + else if (ret > 0) { + + child_siginfo = 0; + } + } + + if (child_siginfo) { + + Jim_AppendObj(interp, errStrObj, childErrObj); + } + Jim_DecrRefCount(interp, childErrObj); + + + Jim_RemoveTrailingNewline(errStrObj); + + + Jim_SetResult(interp, errStrObj); + + return result; +} + +static long JimWaitForProcess(struct WaitInfoTable *table, phandle_t phandle, int *statusPtr) +{ + if (JimWaitRemove(table, phandle) == 0) { + + return waitpid(phandle, statusPtr, 0); + } + + + return -1; +} + +static void JimDetachPids(struct WaitInfoTable *table, int numPids, const phandle_t *pidPtr) +{ + int j; + + for (j = 0; j < numPids; j++) { + + int i; + for (i = 0; i < table->used; i++) { + if (pidPtr[j] == table->info[i].phandle) { + table->info[i].flags |= WI_DETACHED; + break; + } + } + } +} + +static int JimGetChannelFd(Jim_Interp *interp, const char *name) +{ + Jim_Obj *objv[2]; + + objv[0] = Jim_NewStringObj(interp, name, -1); + objv[1] = Jim_NewStringObj(interp, "getfd", -1); + + if (Jim_EvalObjVector(interp, 2, objv) == JIM_OK) { + jim_wide fd; + if (Jim_GetWide(interp, Jim_GetResult(interp), &fd) == JIM_OK) { + return fd; + } + } + return -1; +} + +static void JimReapDetachedPids(struct WaitInfoTable *table) +{ + struct WaitInfo *waitPtr; + int count; + int dest; + + if (!table) { + return; + } + + waitPtr = table->info; + dest = 0; + for (count = table->used; count > 0; waitPtr++, count--) { + if (waitPtr->flags & WI_DETACHED) { + int status; + long pid = waitpid(waitPtr->phandle, &status, WNOHANG); + if (pid > 0) { + + table->used--; + continue; + } + } + if (waitPtr != &table->info[dest]) { + table->info[dest] = *waitPtr; + } + dest++; + } +} + +static int Jim_WaitCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + struct WaitInfoTable *table = Jim_CmdPrivData(interp); + int nohang = 0; + long pid; + phandle_t phandle; + int status; + Jim_Obj *errCodeObj; + + + if (argc == 1) { + JimReapDetachedPids(table); + return JIM_OK; + } + + if (argc > 1 && Jim_CompareStringImmediate(interp, argv[1], "-nohang")) { + nohang = 1; + } + if (argc != nohang + 2) { + Jim_WrongNumArgs(interp, 1, argv, "?-nohang? ?pid?"); + return JIM_ERR; + } + if (Jim_GetLong(interp, argv[nohang + 1], &pid) != JIM_OK) { + return JIM_ERR; + } + + + phandle = JimWaitPid(pid, &status, nohang ? WNOHANG : 0); + if (phandle == JIM_BAD_PHANDLE) { + pid = -1; + } +#ifndef __MINGW32__ + else if (pid < 0) { + pid = phandle; + } +#endif + + errCodeObj = JimMakeErrorCode(interp, pid, status, NULL); + + if (phandle != JIM_BAD_PHANDLE && (WIFEXITED(status) || WIFSIGNALED(status))) { + + JimWaitRemove(table, phandle); + } + Jim_SetResult(interp, errCodeObj); + return JIM_OK; +} + +static int Jim_PidCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 1) { + Jim_WrongNumArgs(interp, 1, argv, ""); + return JIM_ERR; + } + + Jim_SetResultInt(interp, (jim_wide)getpid()); + return JIM_OK; +} + +static int +JimCreatePipeline(Jim_Interp *interp, int argc, Jim_Obj *const *argv, phandle_t **pidArrayPtr, + int *inPipePtr, int *outPipePtr, int *errFilePtr) +{ + phandle_t *pidPtr = NULL; /* Points to alloc-ed array holding all + * the pids of child processes. */ + int numPids = 0; /* Actual number of processes that exist + * at *pidPtr right now. */ + int cmdCount; /* Count of number of distinct commands + * found in argc/argv. */ + const char *input = NULL; /* Describes input for pipeline, depending + * on "inputFile". NULL means take input + * from stdin/pipe. */ + int input_len = 0; + +#define FILE_NAME 0 +#define FILE_APPEND 1 +#define FILE_HANDLE 2 +#define FILE_TEXT 3 + + int inputFile = FILE_NAME; /* 1 means input is name of input file. + * 2 means input is filehandle name. + * 0 means input holds actual + * text to be input to command. */ + + int outputFile = FILE_NAME; /* 0 means output is the name of output file. + * 1 means output is the name of output file, and append. + * 2 means output is filehandle name. + * All this is ignored if output is NULL + */ + int errorFile = FILE_NAME; /* 0 means error is the name of error file. + * 1 means error is the name of error file, and append. + * 2 means error is filehandle name. + * All this is ignored if error is NULL + */ + const char *output = NULL; /* Holds name of output file to pipe to, + * or NULL if output goes to stdout/pipe. */ + const char *error = NULL; /* Holds name of stderr file to pipe to, + * or NULL if stderr goes to stderr/pipe. */ + int inputId = -1; + int outputId = -1; + int errorId = -1; + int lastOutputId = -1; + int pipeIds[2]; + int firstArg, lastArg; /* Indexes of first and last arguments in + * current command. */ + int lastBar; + int i; + phandle_t phandle; + char **save_environ; +#if defined(HAVE_EXECVPE) && !defined(__MINGW32__) + char **child_environ; +#endif + struct WaitInfoTable *table = Jim_CmdPrivData(interp); + + + char **arg_array = Jim_Alloc(sizeof(*arg_array) * (argc + 1)); + int arg_count = 0; + + if (inPipePtr != NULL) { + *inPipePtr = -1; + } + if (outPipePtr != NULL) { + *outPipePtr = -1; + } + if (errFilePtr != NULL) { + *errFilePtr = -1; + } + pipeIds[0] = pipeIds[1] = -1; + + cmdCount = 1; + lastBar = -1; + for (i = 0; i < argc; i++) { + const char *arg = Jim_String(argv[i]); + + if (arg[0] == '<') { + inputFile = FILE_NAME; + input = arg + 1; + if (*input == '<') { + inputFile = FILE_TEXT; + input_len = Jim_Length(argv[i]) - 2; + input++; + } + else if (*input == '@') { + inputFile = FILE_HANDLE; + input++; + } + + if (!*input && ++i < argc) { + input = Jim_GetString(argv[i], &input_len); + } + } + else if (arg[0] == '>') { + int dup_error = 0; + + outputFile = FILE_NAME; + + output = arg + 1; + if (*output == '>') { + outputFile = FILE_APPEND; + output++; + } + if (*output == '&') { + + output++; + dup_error = 1; + } + if (*output == '@') { + outputFile = FILE_HANDLE; + output++; + } + if (!*output && ++i < argc) { + output = Jim_String(argv[i]); + } + if (dup_error) { + errorFile = outputFile; + error = output; + } + } + else if (arg[0] == '2' && arg[1] == '>') { + error = arg + 2; + errorFile = FILE_NAME; + + if (*error == '@') { + errorFile = FILE_HANDLE; + error++; + } + else if (*error == '>') { + errorFile = FILE_APPEND; + error++; + } + if (!*error && ++i < argc) { + error = Jim_String(argv[i]); + } + } + else { + if (strcmp(arg, "|") == 0 || strcmp(arg, "|&") == 0) { + if (i == lastBar + 1 || i == argc - 1) { + Jim_SetResultString(interp, "illegal use of | or |& in command", -1); + goto badargs; + } + lastBar = i; + cmdCount++; + } + + arg_array[arg_count++] = (char *)arg; + continue; + } + + if (i >= argc) { + Jim_SetResultFormatted(interp, "can't specify \"%s\" as last word in command", arg); + goto badargs; + } + } + + if (arg_count == 0) { + Jim_SetResultString(interp, "didn't specify command to execute", -1); +badargs: + Jim_Free(arg_array); + return -1; + } + + + save_environ = JimSaveEnv(JimBuildEnv(interp)); + + if (input != NULL) { + if (inputFile == FILE_TEXT) { + inputId = Jim_MakeTempFile(interp, NULL, 1); + if (inputId == -1) { + goto error; + } + if (write(inputId, input, input_len) != input_len) { + Jim_SetResultErrno(interp, "couldn't write temp file"); + close(inputId); + goto error; + } + Jim_Lseek(inputId, 0L, SEEK_SET); + } + else if (inputFile == FILE_HANDLE) { + int fd = JimGetChannelFd(interp, input); + + if (fd < 0) { + goto error; + } + inputId = dup(fd); + } + else { + inputId = Jim_OpenForRead(input); + if (inputId == -1) { + Jim_SetResultFormatted(interp, "couldn't read file \"%s\": %s", input, strerror(Jim_Errno())); + goto error; + } + } + } + else if (inPipePtr != NULL) { + if (pipe(pipeIds) != 0) { + Jim_SetResultErrno(interp, "couldn't create input pipe for command"); + goto error; + } + inputId = pipeIds[0]; + *inPipePtr = pipeIds[1]; + pipeIds[0] = pipeIds[1] = -1; + } + + if (output != NULL) { + if (outputFile == FILE_HANDLE) { + int fd = JimGetChannelFd(interp, output); + if (fd < 0) { + goto error; + } + lastOutputId = dup(fd); + } + else { + lastOutputId = Jim_OpenForWrite(output, outputFile == FILE_APPEND); + if (lastOutputId == -1) { + Jim_SetResultFormatted(interp, "couldn't write file \"%s\": %s", output, strerror(Jim_Errno())); + goto error; + } + } + } + else if (outPipePtr != NULL) { + if (pipe(pipeIds) != 0) { + Jim_SetResultErrno(interp, "couldn't create output pipe"); + goto error; + } + lastOutputId = pipeIds[1]; + *outPipePtr = pipeIds[0]; + pipeIds[0] = pipeIds[1] = -1; + } + + if (error != NULL) { + if (errorFile == FILE_HANDLE) { + if (strcmp(error, "1") == 0) { + + if (lastOutputId != -1) { + errorId = dup(lastOutputId); + } + else { + + error = "stdout"; + } + } + if (errorId == -1) { + int fd = JimGetChannelFd(interp, error); + if (fd < 0) { + goto error; + } + errorId = dup(fd); + } + } + else { + errorId = Jim_OpenForWrite(error, errorFile == FILE_APPEND); + if (errorId == -1) { + Jim_SetResultFormatted(interp, "couldn't write file \"%s\": %s", error, strerror(Jim_Errno())); + goto error; + } + } + } + else if (errFilePtr != NULL) { + errorId = Jim_MakeTempFile(interp, NULL, 1); + if (errorId == -1) { + goto error; + } + *errFilePtr = dup(errorId); + } + + + pidPtr = Jim_Alloc(cmdCount * sizeof(*pidPtr)); + for (firstArg = 0; firstArg < arg_count; numPids++, firstArg = lastArg + 1) { + int pipe_dup_err = 0; + int origErrorId = errorId; + + for (lastArg = firstArg; lastArg < arg_count; lastArg++) { + if (strcmp(arg_array[lastArg], "|") == 0) { + break; + } + if (strcmp(arg_array[lastArg], "|&") == 0) { + pipe_dup_err = 1; + break; + } + } + + if (lastArg == firstArg) { + Jim_SetResultString(interp, "missing command to exec", -1); + goto error; + } + + + arg_array[lastArg] = NULL; + if (lastArg == arg_count) { + outputId = lastOutputId; + lastOutputId = -1; + } + else { + if (pipe(pipeIds) != 0) { + Jim_SetResultErrno(interp, "couldn't create pipe"); + goto error; + } + outputId = pipeIds[1]; + } + + + if (pipe_dup_err) { + errorId = outputId; + } + + + +#ifdef __MINGW32__ + phandle = JimStartWinProcess(interp, &arg_array[firstArg], save_environ, inputId, outputId, errorId); + if (phandle == JIM_BAD_PHANDLE) { + Jim_SetResultFormatted(interp, "couldn't exec \"%s\"", arg_array[firstArg]); + goto error; + } +#else + i = strlen(arg_array[firstArg]); + +#ifdef HAVE_EXECVPE + child_environ = Jim_GetEnviron(); +#endif +#ifdef HAVE_VFORK + phandle = vfork(); +#else + phandle = fork(); +#endif + if (phandle < 0) { + Jim_SetResultErrno(interp, "couldn't fork child process"); + goto error; + } + if (phandle == 0) { + + + if (inputId != -1 && inputId != fileno(stdin)) { + dup2(inputId, fileno(stdin)); + close(inputId); + } + if (outputId != -1 && outputId != fileno(stdout)) { + dup2(outputId, fileno(stdout)); + if (outputId != errorId) { + close(outputId); + } + } + if (errorId != -1 && errorId != fileno(stderr)) { + dup2(errorId, fileno(stderr)); + close(errorId); + } + + if (outPipePtr && *outPipePtr != -1) { + close(*outPipePtr); + } + if (errFilePtr && *errFilePtr != -1) { + close(*errFilePtr); + } + if (pipeIds[0] != -1) { + close(pipeIds[0]); + } + if (lastOutputId != -1) { + close(lastOutputId); + } + + execvpe(arg_array[firstArg], &arg_array[firstArg], child_environ); + + if (write(fileno(stderr), "couldn't exec \"", 15) && + write(fileno(stderr), arg_array[firstArg], i) && + write(fileno(stderr), "\"\n", 2)) { + + } +#ifdef JIM_MAINTAINER + { + + static char *const false_argv[2] = {"false", NULL}; + execvp(false_argv[0],false_argv); + } +#endif + _exit(127); + } +#endif + + + + if (table->used == table->size) { + table->size += WAIT_TABLE_GROW_BY; + table->info = Jim_Realloc(table->info, table->size * sizeof(*table->info)); + } + + table->info[table->used].phandle = phandle; + table->info[table->used].flags = 0; + table->used++; + + pidPtr[numPids] = phandle; + + + errorId = origErrorId; + + + if (inputId != -1) { + close(inputId); + } + if (outputId != -1) { + close(outputId); + } + inputId = pipeIds[0]; + pipeIds[0] = pipeIds[1] = -1; + } + *pidArrayPtr = pidPtr; + + + cleanup: + if (inputId != -1) { + close(inputId); + } + if (lastOutputId != -1) { + close(lastOutputId); + } + if (errorId != -1) { + close(errorId); + } + Jim_Free(arg_array); + + JimRestoreEnv(save_environ); + + return numPids; + + + error: + if ((inPipePtr != NULL) && (*inPipePtr != -1)) { + close(*inPipePtr); + *inPipePtr = -1; + } + if ((outPipePtr != NULL) && (*outPipePtr != -1)) { + close(*outPipePtr); + *outPipePtr = -1; + } + if ((errFilePtr != NULL) && (*errFilePtr != -1)) { + close(*errFilePtr); + *errFilePtr = -1; + } + if (pipeIds[0] != -1) { + close(pipeIds[0]); + } + if (pipeIds[1] != -1) { + close(pipeIds[1]); + } + if (pidPtr != NULL) { + for (i = 0; i < numPids; i++) { + if (pidPtr[i] != JIM_BAD_PHANDLE) { + JimDetachPids(table, 1, &pidPtr[i]); + } + } + Jim_Free(pidPtr); + } + numPids = -1; + goto cleanup; +} + + +static int JimCleanupChildren(Jim_Interp *interp, int numPids, phandle_t *pidPtr, Jim_Obj *errStrObj) +{ + struct WaitInfoTable *table = Jim_CmdPrivData(interp); + int result = JIM_OK; + int i; + + + for (i = 0; i < numPids; i++) { + int waitStatus = 0; + long pid = JimWaitForProcess(table, pidPtr[i], &waitStatus); + if (pid > 0) { + if (JimCheckWaitStatus(interp, pid, waitStatus, errStrObj) != JIM_OK) { + result = JIM_ERR; + } + } + } + Jim_Free(pidPtr); + + return result; +} + +int Jim_execInit(Jim_Interp *interp) +{ + struct WaitInfoTable *waitinfo; + + Jim_PackageProvideCheck(interp, "exec"); + + waitinfo = JimAllocWaitInfoTable(); + Jim_CreateCommand(interp, "exec", Jim_ExecCmd, waitinfo, JimFreeWaitInfoTable); + waitinfo->refcount++; + Jim_CreateCommand(interp, "wait", Jim_WaitCommand, waitinfo, JimFreeWaitInfoTable); + Jim_CreateCommand(interp, "pid", Jim_PidCommand, 0, 0); + + return JIM_OK; +} + +#if defined(__MINGW32__) + + +static int +JimWinFindExecutable(const char *originalName, char fullPath[MAX_PATH]) +{ + int i; + static char extensions[][5] = {".exe", "", ".bat"}; + + for (i = 0; i < (int) (sizeof(extensions) / sizeof(extensions[0])); i++) { + snprintf(fullPath, MAX_PATH, "%s%s", originalName, extensions[i]); + + if (SearchPath(NULL, fullPath, NULL, MAX_PATH, fullPath, NULL) == 0) { + continue; + } + if (GetFileAttributes(fullPath) & FILE_ATTRIBUTE_DIRECTORY) { + continue; + } + return 0; + } + + return -1; +} + +static char **JimSaveEnv(char **env) +{ + return env; +} + +static void JimRestoreEnv(char **env) +{ + JimFreeEnv(env, Jim_GetEnviron()); +} + +static char **JimOriginalEnviron(void) +{ + return NULL; +} + +static Jim_Obj * +JimWinBuildCommandLine(Jim_Interp *interp, char **argv) +{ + char *start, *special; + int quote, i; + + Jim_Obj *strObj = Jim_NewStringObj(interp, "", 0); + + for (i = 0; argv[i]; i++) { + if (i > 0) { + Jim_AppendString(interp, strObj, " ", 1); + } + + if (argv[i][0] == '\0') { + quote = 1; + } + else { + quote = 0; + for (start = argv[i]; *start != '\0'; start++) { + if (isspace(UCHAR(*start))) { + quote = 1; + break; + } + } + } + if (quote) { + Jim_AppendString(interp, strObj, "\"" , 1); + } + + start = argv[i]; + for (special = argv[i]; ; ) { + if ((*special == '\\') && (special[1] == '\\' || + special[1] == '"' || (quote && special[1] == '\0'))) { + Jim_AppendString(interp, strObj, start, special - start); + start = special; + while (1) { + special++; + if (*special == '"' || (quote && *special == '\0')) { + + Jim_AppendString(interp, strObj, start, special - start); + break; + } + if (*special != '\\') { + break; + } + } + Jim_AppendString(interp, strObj, start, special - start); + start = special; + } + if (*special == '"') { + if (special == start) { + Jim_AppendString(interp, strObj, "\"", 1); + } + else { + Jim_AppendString(interp, strObj, start, special - start); + } + Jim_AppendString(interp, strObj, "\\\"", 2); + start = special + 1; + } + if (*special == '\0') { + break; + } + special++; + } + Jim_AppendString(interp, strObj, start, special - start); + if (quote) { + Jim_AppendString(interp, strObj, "\"", 1); + } + } + return strObj; +} + +static phandle_t +JimStartWinProcess(Jim_Interp *interp, char **argv, char **env, int inputId, int outputId, int errorId) +{ + STARTUPINFO startInfo; + PROCESS_INFORMATION procInfo; + HANDLE hProcess; + char execPath[MAX_PATH]; + phandle_t phandle = INVALID_HANDLE_VALUE; + Jim_Obj *cmdLineObj; + char *winenv; + + if (JimWinFindExecutable(argv[0], execPath) < 0) { + return phandle; + } + argv[0] = execPath; + + hProcess = GetCurrentProcess(); + cmdLineObj = JimWinBuildCommandLine(interp, argv); + + + ZeroMemory(&startInfo, sizeof(startInfo)); + startInfo.cb = sizeof(startInfo); + startInfo.dwFlags = STARTF_USESTDHANDLES; + startInfo.hStdInput = INVALID_HANDLE_VALUE; + startInfo.hStdOutput= INVALID_HANDLE_VALUE; + startInfo.hStdError = INVALID_HANDLE_VALUE; + + if (inputId == -1) { + inputId = _fileno(stdin); + } + DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(inputId), hProcess, &startInfo.hStdInput, + 0, TRUE, DUPLICATE_SAME_ACCESS); + if (startInfo.hStdInput == INVALID_HANDLE_VALUE) { + goto end; + } + + if (outputId == -1) { + outputId = _fileno(stdout); + } + DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(outputId), hProcess, &startInfo.hStdOutput, + 0, TRUE, DUPLICATE_SAME_ACCESS); + if (startInfo.hStdOutput == INVALID_HANDLE_VALUE) { + goto end; + } + + + if (errorId == -1) { + errorId = _fileno(stderr); + } + DuplicateHandle(hProcess, (HANDLE)_get_osfhandle(errorId), hProcess, &startInfo.hStdError, + 0, TRUE, DUPLICATE_SAME_ACCESS); + if (startInfo.hStdError == INVALID_HANDLE_VALUE) { + goto end; + } + + if (env == NULL) { + + winenv = NULL; + } + else if (env[0] == NULL) { + winenv = (char *)"\0"; + } + else { + winenv = env[0]; + } + + if (!CreateProcess(NULL, (char *)Jim_String(cmdLineObj), NULL, NULL, TRUE, + 0, winenv, NULL, &startInfo, &procInfo)) { + goto end; + } + + + WaitForInputIdle(procInfo.hProcess, 5000); + CloseHandle(procInfo.hThread); + + phandle = procInfo.hProcess; + + end: + Jim_FreeNewObj(interp, cmdLineObj); + if (startInfo.hStdInput != INVALID_HANDLE_VALUE) { + CloseHandle(startInfo.hStdInput); + } + if (startInfo.hStdOutput != INVALID_HANDLE_VALUE) { + CloseHandle(startInfo.hStdOutput); + } + if (startInfo.hStdError != INVALID_HANDLE_VALUE) { + CloseHandle(startInfo.hStdError); + } + return phandle; +} + +#else + +static char **JimOriginalEnviron(void) +{ + return Jim_GetEnviron(); +} + +static char **JimSaveEnv(char **env) +{ + char **saveenv = Jim_GetEnviron(); + Jim_SetEnviron(env); + return saveenv; +} + +static void JimRestoreEnv(char **env) +{ + JimFreeEnv(Jim_GetEnviron(), env); + Jim_SetEnviron(env); +} +#endif +#endif + + +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <time.h> + + +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif + +struct clock_options { + int gmt; + const char *format; +}; + +static int parse_clock_options(Jim_Interp *interp, int argc, Jim_Obj *const *argv, struct clock_options *opts) +{ + static const char * const options[] = { "-gmt", "-format", NULL }; + enum { OPT_GMT, OPT_FORMAT, }; + int i; + + for (i = 0; i < argc; i += 2) { + int option; + if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + switch (option) { + case OPT_GMT: + if (Jim_GetBoolean(interp, argv[i + 1], &opts->gmt) != JIM_OK) { + return JIM_ERR; + } + break; + case OPT_FORMAT: + opts->format = Jim_String(argv[i + 1]); + break; + } + } + return JIM_OK; +} + +static int clock_cmd_format(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + + char buf[100]; + time_t t; + jim_wide seconds; + struct clock_options options = { 0, "%a %b %d %H:%M:%S %Z %Y" }; + struct tm *tm; + + if (Jim_GetWide(interp, argv[0], &seconds) != JIM_OK) { + return JIM_ERR; + } + if (argc % 2 == 0) { + return -1; + } + if (parse_clock_options(interp, argc - 1, argv + 1, &options) == JIM_ERR) { + return JIM_ERR; + } + + t = seconds; + tm = options.gmt ? gmtime(&t) : localtime(&t); + + if (tm == NULL || strftime(buf, sizeof(buf), options.format, tm) == 0) { + Jim_SetResultString(interp, "format string too long or invalid time", -1); + return JIM_ERR; + } + + Jim_SetResultString(interp, buf, -1); + + return JIM_OK; +} + +#ifdef HAVE_STRPTIME +static time_t jim_timegm(const struct tm *tm) +{ + int m = tm->tm_mon + 1; + int y = 1900 + tm->tm_year - (m <= 2); + int era = (y >= 0 ? y : y - 399) / 400; + unsigned yoe = (unsigned)(y - era * 400); + unsigned doy = (153 * (m + (m > 2 ? -3 : 9)) + 2) / 5 + tm->tm_mday - 1; + unsigned doe = yoe * 365 + yoe / 4 - yoe / 100 + doy; + long days = (era * 146097 + (int)doe - 719468); + int secs = tm->tm_hour * 3600 + tm->tm_min * 60 + tm->tm_sec; + + return days * 24 * 60 * 60 + secs; +} + +static int clock_cmd_scan(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + char *pt; + struct tm tm; + time_t now = time(NULL); + + struct clock_options options = { 0, NULL }; + + if (argc % 2 == 0) { + return -1; + } + + if (parse_clock_options(interp, argc - 1, argv + 1, &options) == JIM_ERR) { + return JIM_ERR; + } + if (options.format == NULL) { + return -1; + } + + localtime_r(&now, &tm); + + pt = strptime(Jim_String(argv[0]), options.format, &tm); + if (pt == 0 || *pt != 0) { + Jim_SetResultString(interp, "Failed to parse time according to format", -1); + return JIM_ERR; + } + + + tm.tm_isdst = options.gmt ? 0 : -1; + Jim_SetResultInt(interp, options.gmt ? jim_timegm(&tm) : mktime(&tm)); + + return JIM_OK; +} +#endif + +static int clock_cmd_seconds(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME) / 1000000); + return JIM_OK; +} + +static int clock_cmd_clicks(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW)); + return JIM_OK; +} + +static int clock_cmd_micros(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME)); + return JIM_OK; +} + +static int clock_cmd_millis(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_SetResultInt(interp, Jim_GetTimeUsec(CLOCK_REALTIME) / 1000); + return JIM_OK; +} + +static const jim_subcmd_type clock_command_table[] = { + { "clicks", + NULL, + clock_cmd_clicks, + 0, + 0, + + }, + { "format", + "seconds ?-format string? ?-gmt boolean?", + clock_cmd_format, + 1, + 5, + + }, + { "microseconds", + NULL, + clock_cmd_micros, + 0, + 0, + + }, + { "milliseconds", + NULL, + clock_cmd_millis, + 0, + 0, + + }, +#ifdef HAVE_STRPTIME + { "scan", + "str -format format ?-gmt boolean?", + clock_cmd_scan, + 3, + 5, + + }, +#endif + { "seconds", + NULL, + clock_cmd_seconds, + 0, + 0, + + }, + { NULL } +}; + +int Jim_clockInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "clock"); + Jim_CreateCommand(interp, "clock", Jim_SubCmdProc, (void *)clock_command_table, NULL); + return JIM_OK; +} + +#include <limits.h> +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <errno.h> + + +static int array_cmd_exists(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + + Jim_Obj *dictObj = Jim_GetVariable(interp, argv[0], JIM_UNSHARED); + Jim_SetResultInt(interp, dictObj && Jim_DictSize(interp, dictObj) != -1); + return JIM_OK; +} + +static int array_cmd_get(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE); + Jim_Obj *patternObj; + + if (!objPtr) { + return JIM_OK; + } + + patternObj = (argc == 1) ? NULL : argv[1]; + + + if (patternObj == NULL || Jim_CompareStringImmediate(interp, patternObj, "*")) { + if (Jim_IsList(objPtr) && Jim_ListLength(interp, objPtr) % 2 == 0) { + + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + } + + return Jim_DictMatchTypes(interp, objPtr, patternObj, JIM_DICTMATCH_KEYS, JIM_DICTMATCH_KEYS | JIM_DICTMATCH_VALUES); +} + +static int array_cmd_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE); + + if (!objPtr) { + return JIM_OK; + } + + return Jim_DictMatchTypes(interp, objPtr, argc == 1 ? NULL : argv[1], JIM_DICTMATCH_KEYS, JIM_DICTMATCH_KEYS); +} + +static int array_cmd_unset(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + int len; + Jim_Obj *resultObj; + Jim_Obj *objPtr; + Jim_Obj **dictValuesObj; + + if (argc == 1 || Jim_CompareStringImmediate(interp, argv[1], "*")) { + + Jim_UnsetVariable(interp, argv[0], JIM_NONE); + return JIM_OK; + } + + objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE); + + if (objPtr == NULL) { + + return JIM_OK; + } + + dictValuesObj = Jim_DictPairs(interp, objPtr, &len); + if (dictValuesObj == NULL) { + + Jim_SetResultString(interp, "", -1); + return JIM_OK; + } + + + resultObj = Jim_NewDictObj(interp, NULL, 0); + + for (i = 0; i < len; i += 2) { + if (!Jim_StringMatchObj(interp, argv[1], dictValuesObj[i], 0)) { + Jim_DictAddElement(interp, resultObj, dictValuesObj[i], dictValuesObj[i + 1]); + } + } + + Jim_SetVariable(interp, argv[0], resultObj); + return JIM_OK; +} + +static int array_cmd_size(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + int len = 0; + + + objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE); + if (objPtr) { + len = Jim_DictSize(interp, objPtr); + if (len < 0) { + + Jim_SetResultInt(interp, 0); + return JIM_OK; + } + } + + Jim_SetResultInt(interp, len); + + return JIM_OK; +} + +static int array_cmd_stat(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr = Jim_GetVariable(interp, argv[0], JIM_NONE); + if (objPtr) { + return Jim_DictInfo(interp, objPtr); + } + Jim_SetResultFormatted(interp, "\"%#s\" isn't an array", argv[0], NULL); + return JIM_ERR; +} + +static int array_cmd_set(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + int len; + Jim_Obj *listObj = argv[1]; + Jim_Obj *dictObj; + + len = Jim_ListLength(interp, listObj); + if (len % 2) { + Jim_SetResultString(interp, "list must have an even number of elements", -1); + return JIM_ERR; + } + + dictObj = Jim_GetVariable(interp, argv[0], JIM_UNSHARED); + if (!dictObj) { + + return Jim_SetVariable(interp, argv[0], listObj); + } + else if (Jim_DictSize(interp, dictObj) < 0) { + return JIM_ERR; + } + + if (Jim_IsShared(dictObj)) { + dictObj = Jim_DuplicateObj(interp, dictObj); + } + + for (i = 0; i < len; i += 2) { + Jim_Obj *nameObj; + Jim_Obj *valueObj; + + Jim_ListIndex(interp, listObj, i, &nameObj, JIM_NONE); + Jim_ListIndex(interp, listObj, i + 1, &valueObj, JIM_NONE); + + Jim_DictAddElement(interp, dictObj, nameObj, valueObj); + } + return Jim_SetVariable(interp, argv[0], dictObj); +} + +static const jim_subcmd_type array_command_table[] = { + { "exists", + "arrayName", + array_cmd_exists, + 1, + 1, + + }, + { "get", + "arrayName ?pattern?", + array_cmd_get, + 1, + 2, + + }, + { "names", + "arrayName ?pattern?", + array_cmd_names, + 1, + 2, + + }, + { "set", + "arrayName list", + array_cmd_set, + 2, + 2, + + }, + { "size", + "arrayName", + array_cmd_size, + 1, + 1, + + }, + { "stat", + "arrayName", + array_cmd_stat, + 1, + 1, + + }, + { "unset", + "arrayName ?pattern?", + array_cmd_unset, + 1, + 2, + + }, + { NULL + } +}; + +int Jim_arrayInit(Jim_Interp *interp) +{ + Jim_PackageProvideCheck(interp, "array"); + Jim_CreateCommand(interp, "array", Jim_SubCmdProc, (void *)array_command_table, NULL); + return JIM_OK; +} +int Jim_InitStaticExtensions(Jim_Interp *interp) +{ +extern int Jim_bootstrapInit(Jim_Interp *); +extern int Jim_aioInit(Jim_Interp *); +extern int Jim_readdirInit(Jim_Interp *); +extern int Jim_regexpInit(Jim_Interp *); +extern int Jim_fileInit(Jim_Interp *); +extern int Jim_globInit(Jim_Interp *); +extern int Jim_execInit(Jim_Interp *); +extern int Jim_clockInit(Jim_Interp *); +extern int Jim_arrayInit(Jim_Interp *); +extern int Jim_stdlibInit(Jim_Interp *); +extern int Jim_tclcompatInit(Jim_Interp *); +Jim_bootstrapInit(interp); +Jim_aioInit(interp); +Jim_readdirInit(interp); +Jim_regexpInit(interp); +Jim_fileInit(interp); +Jim_globInit(interp); +Jim_execInit(interp); +Jim_clockInit(interp); +Jim_arrayInit(interp); +Jim_stdlibInit(interp); +Jim_tclcompatInit(interp); +return JIM_OK; +} +#ifndef JIM_TINY +#define JIM_OPTIMIZATION +#endif + +#include <stdio.h> +#include <stdlib.h> + +#include <string.h> +#include <stdarg.h> +#include <ctype.h> +#include <limits.h> +#include <assert.h> +#include <errno.h> +#include <time.h> +#include <setjmp.h> + + +#ifdef HAVE_SYS_TIME_H +#include <sys/time.h> +#endif +#ifdef HAVE_EXECINFO_H +#include <execinfo.h> +#endif +#ifdef HAVE_CRT_EXTERNS_H +#include <crt_externs.h> +#endif + + +#include <math.h> + + + + + +#ifndef TCL_LIBRARY +#define TCL_LIBRARY "." +#endif +#ifndef TCL_PLATFORM_OS +#define TCL_PLATFORM_OS "unknown" +#endif +#ifndef TCL_PLATFORM_PLATFORM +#define TCL_PLATFORM_PLATFORM "unknown" +#endif +#ifndef TCL_PLATFORM_PATH_SEPARATOR +#define TCL_PLATFORM_PATH_SEPARATOR ":" +#endif + + + + + + + +#ifdef JIM_MAINTAINER +#define JIM_DEBUG_COMMAND +#define JIM_DEBUG_PANIC +#endif + + + +#define JIM_INTEGER_SPACE 24 + +#if defined(DEBUG_SHOW_SCRIPT) || defined(DEBUG_SHOW_SCRIPT_TOKENS) || defined(JIM_DEBUG_COMMAND) || defined(DEBUG_SHOW_SUBST) +static const char *jim_tt_name(int type); +#endif + +#ifdef JIM_DEBUG_PANIC +static void JimPanicDump(int fail_condition, const char *fmt, ...); +#define JimPanic(X) JimPanicDump X +#else +#define JimPanic(X) +#endif + +#ifdef JIM_OPTIMIZATION +static int JimIsWide(Jim_Obj *objPtr); +#define JIM_IF_OPTIM(X) X +#else +#define JIM_IF_OPTIM(X) +#endif + + +static char JimEmptyStringRep[] = ""; + +static void JimFreeCallFrame(Jim_Interp *interp, Jim_CallFrame *cf, int action); +static int ListSetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int listindex, Jim_Obj *newObjPtr, + int flags); +static int Jim_ListIndices(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *const *indexv, int indexc, + Jim_Obj **resultObj, int flags); +static int JimDeleteLocalProcs(Jim_Interp *interp, Jim_Stack *localCommands); +static Jim_Obj *JimExpandDictSugar(Jim_Interp *interp, Jim_Obj *objPtr); +static void SetDictSubstFromAny(Jim_Interp *interp, Jim_Obj *objPtr); +static void JimSetFailedEnumResult(Jim_Interp *interp, const char *arg, const char *badtype, + const char *prefix, const char *const *tablePtr, const char *name); +static int JimCallProcedure(Jim_Interp *interp, Jim_Cmd *cmd, int argc, Jim_Obj *const *argv); +static int JimGetWideNoErr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr); +static int JimSign(jim_wide w); +static void JimPrngSeed(Jim_Interp *interp, unsigned char *seed, int seedLen); +static void JimRandomBytes(Jim_Interp *interp, void *dest, unsigned int len); +static int JimSetNewVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr, Jim_VarVal *vv); +static Jim_VarVal *JimFindVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr); +static int SetVariableFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + +#define JIM_DICT_SUGAR 100 + + + + +#define JimWideValue(objPtr) (objPtr)->internalRep.wideValue + +#define JimObjTypeName(O) ((O)->typePtr ? (O)->typePtr->name : "none") + +static int utf8_tounicode_case(const char *s, int *uc, int upper) +{ + int l = utf8_tounicode(s, uc); + if (upper) { + *uc = utf8_upper(*uc); + } + return l; +} + +static Jim_Obj *JimPushInterpObjImpl(Jim_Obj **iop, Jim_Obj *no) +{ + Jim_Obj *io = *iop; + Jim_IncrRefCount(no); + *iop = no; + return io; +} + +#define JimPushInterpObj(IO, NO) JimPushInterpObjImpl(&(IO), NO) +#define JimPopInterpObj(I, IO, SO) do { Jim_DecrRefCount(I, IO); IO = SO; } while (0) + + +#define JIM_CHARSET_SCAN 2 +#define JIM_CHARSET_GLOB 0 + +static const char *JimCharsetMatch(const char *pattern, int plen, int c, int flags) +{ + int not = 0; + int pchar; + int match = 0; + int nocase = 0; + int n; + + if (flags & JIM_NOCASE) { + nocase++; + c = utf8_upper(c); + } + + if (flags & JIM_CHARSET_SCAN) { + if (*pattern == '^') { + not++; + pattern++; + plen--; + } + + + if (*pattern == ']') { + goto first; + } + } + + while (plen && *pattern != ']') { + + if (pattern[0] == '\\') { +first: + n = utf8_tounicode_case(pattern, &pchar, nocase); + pattern += n; + plen -= n; + } + else { + + int start; + int end; + + n = utf8_tounicode_case(pattern, &start, nocase); + pattern += n; + plen -= n; + if (pattern[0] == '-' && plen > 1) { + + n = 1 + utf8_tounicode_case(pattern + 1, &end, nocase); + pattern += n; + plen -= n; + + + if ((c >= start && c <= end) || (c >= end && c <= start)) { + match = 1; + } + continue; + } + pchar = start; + } + + if (pchar == c) { + match = 1; + } + } + if (not) { + match = !match; + } + + return match ? pattern : NULL; +} + + + +static int JimGlobMatch(const char *pattern, int plen, const char *string, int slen, int nocase) +{ + int c; + int pchar; + int n; + const char *p; + while (plen) { + switch (pattern[0]) { + case '*': + while (pattern[1] == '*' && plen) { + pattern++; + plen--; + } + pattern++; + plen--; + if (!plen) { + return 1; + } + while (slen) { + + if (JimGlobMatch(pattern, plen, string, slen, nocase)) + return 1; + n = utf8_tounicode(string, &c); + string += n; + slen -= n; + } + return 0; + + case '?': + n = utf8_tounicode(string, &c); + string += n; + slen -= n; + break; + + case '[': { + n = utf8_tounicode(string, &c); + string += n; + slen -= n; + p = JimCharsetMatch(pattern + 1, plen - 1, c, nocase ? JIM_NOCASE : 0); + if (!p) { + return 0; + } + plen -= p - pattern; + pattern = p; + + if (!plen) { + + continue; + } + break; + } + case '\\': + if (pattern[1]) { + pattern++; + plen--; + } + + default: + n = utf8_tounicode_case(string, &c, nocase); + string += n; + slen -= n; + utf8_tounicode_case(pattern, &pchar, nocase); + if (pchar != c) { + return 0; + } + break; + } + n = utf8_tounicode_case(pattern, &pchar, nocase); + pattern += n; + plen -= n; + if (!slen) { + while (*pattern == '*' && plen) { + pattern++; + plen--; + } + break; + } + } + if (!plen && !slen) { + return 1; + } + return 0; +} + +static int JimStringCompareUtf8(const char *s1, int l1, const char *s2, int l2, int nocase) +{ + int minlen = l1; + if (l2 < l1) { + minlen = l2; + } + while (minlen) { + int c1, c2; + s1 += utf8_tounicode_case(s1, &c1, nocase); + s2 += utf8_tounicode_case(s2, &c2, nocase); + if (c1 != c2) { + return JimSign(c1 - c2); + } + minlen--; + } + + if (l1 < l2) { + return -1; + } + if (l1 > l2) { + return 1; + } + return 0; +} + +static int JimStringFirst(const char *s1, int l1, const char *s2, int l2, int idx) +{ + int i; + int l1bytelen; + + if (!l1 || !l2 || l1 > l2) { + return -1; + } + if (idx < 0) + idx = 0; + s2 += utf8_index(s2, idx); + + l1bytelen = utf8_index(s1, l1); + + for (i = idx; i <= l2 - l1; i++) { + int c; + if (memcmp(s2, s1, l1bytelen) == 0) { + return i; + } + s2 += utf8_tounicode(s2, &c); + } + return -1; +} + +static int JimStringLast(const char *s1, int l1, const char *s2, int l2) +{ + const char *p; + + if (!l1 || !l2 || l1 > l2) + return -1; + + + for (p = s2 + l2 - 1; p != s2 - 1; p--) { + if (*p == *s1 && memcmp(s1, p, l1) == 0) { + return p - s2; + } + } + return -1; +} + +#ifdef JIM_UTF8 +static int JimStringLastUtf8(const char *s1, int l1, const char *s2, int l2) +{ + int n = JimStringLast(s1, utf8_index(s1, l1), s2, utf8_index(s2, l2)); + if (n > 0) { + n = utf8_strlen(s2, n); + } + return n; +} +#endif + +static int JimCheckConversion(const char *str, const char *endptr) +{ + if (str[0] == '\0' || str == endptr) { + return JIM_ERR; + } + + if (endptr[0] != '\0') { + while (*endptr) { + if (!isspace(UCHAR(*endptr))) { + return JIM_ERR; + } + endptr++; + } + } + return JIM_OK; +} + +static int JimNumberBase(const char *str, int *base, int *sign) +{ + int i = 0; + + *base = 0; + + while (isspace(UCHAR(str[i]))) { + i++; + } + + if (str[i] == '-') { + *sign = -1; + i++; + } + else { + if (str[i] == '+') { + i++; + } + *sign = 1; + } + + if (str[i] != '0') { + + return 0; + } + + + switch (str[i + 1]) { + case 'x': case 'X': *base = 16; break; + case 'o': case 'O': *base = 8; break; + case 'b': case 'B': *base = 2; break; + case 'd': case 'D': *base = 10; break; + default: return 0; + } + i += 2; + + if (str[i] != '-' && str[i] != '+' && !isspace(UCHAR(str[i]))) { + + return i; + } + + *base = 0; + return 0; +} + +static long jim_strtol(const char *str, char **endptr) +{ + int sign; + int base; + int i = JimNumberBase(str, &base, &sign); + + if (base != 0) { + long value = strtol(str + i, endptr, base); + if (endptr == NULL || *endptr != str + i) { + return value * sign; + } + } + + + return strtol(str, endptr, 10); +} + + +static jim_wide jim_strtoull(const char *str, char **endptr) +{ +#ifdef HAVE_LONG_LONG + int sign; + int base; + int i = JimNumberBase(str, &base, &sign); + + if (base != 0) { + jim_wide value = strtoull(str + i, endptr, base); + if (endptr == NULL || *endptr != str + i) { + return value * sign; + } + } + + + return strtoull(str, endptr, 10); +#else + return (unsigned long)jim_strtol(str, endptr); +#endif +} + +int Jim_StringToWide(const char *str, jim_wide * widePtr, int base) +{ + char *endptr; + + if (base) { + *widePtr = strtoull(str, &endptr, base); + } + else { + *widePtr = jim_strtoull(str, &endptr); + } + + return JimCheckConversion(str, endptr); +} + +int Jim_StringToDouble(const char *str, double *doublePtr) +{ + char *endptr; + + + errno = 0; + + *doublePtr = strtod(str, &endptr); + + return JimCheckConversion(str, endptr); +} + +static jim_wide JimPowWide(jim_wide b, jim_wide e) +{ + jim_wide res = 1; + + + if (b == 1) { + + return 1; + } + if (e < 0) { + if (b != -1) { + return 0; + } + e = -e; + } + while (e) + { + if (e & 1) { + res *= b; + } + e >>= 1; + b *= b; + } + return res; +} + +#ifdef JIM_DEBUG_PANIC +static void JimPanicDump(int condition, const char *fmt, ...) +{ + va_list ap; + + if (!condition) { + return; + } + + va_start(ap, fmt); + + fprintf(stderr, "\nJIM INTERPRETER PANIC: "); + vfprintf(stderr, fmt, ap); + fprintf(stderr, "\n\n"); + va_end(ap); + +#if defined(HAVE_BACKTRACE) + { + void *array[40]; + int size, i; + char **strings; + + size = backtrace(array, 40); + strings = backtrace_symbols(array, size); + for (i = 0; i < size; i++) + fprintf(stderr, "[backtrace] %s\n", strings[i]); + fprintf(stderr, "[backtrace] Include the above lines and the output\n"); + fprintf(stderr, "[backtrace] of 'nm <executable>' in the bug report.\n"); + } +#endif + + exit(1); +} +#endif + + +void *JimDefaultAllocator(void *ptr, size_t size) +{ + if (size == 0) { + free(ptr); + return NULL; + } + else if (ptr) { + return realloc(ptr, size); + } + else { + return malloc(size); + } +} + +void *(*Jim_Allocator)(void *ptr, size_t size) = JimDefaultAllocator; + +char *Jim_StrDup(const char *s) +{ + return Jim_StrDupLen(s, strlen(s)); +} + +char *Jim_StrDupLen(const char *s, int l) +{ + char *copy = Jim_Alloc(l + 1); + + memcpy(copy, s, l); + copy[l] = 0; + return copy; +} + + +jim_wide Jim_GetTimeUsec(unsigned type) +{ + long long now; + struct timeval tv; + +#if defined(HAVE_CLOCK_GETTIME) + struct timespec ts; + + if (clock_gettime(type, &ts) == 0) { + now = ts.tv_sec * 1000000LL + ts.tv_nsec / 1000; + } + else +#endif + { + gettimeofday(&tv, NULL); + + now = tv.tv_sec * 1000000LL + tv.tv_usec; + } + + return now; +} + + + + + +static void JimExpandHashTableIfNeeded(Jim_HashTable *ht); +static unsigned int JimHashTableNextPower(unsigned int size); +static Jim_HashEntry *JimInsertHashEntry(Jim_HashTable *ht, const void *key, int replace); + + + + +unsigned int Jim_IntHashFunction(unsigned int key) +{ + key += ~(key << 15); + key ^= (key >> 10); + key += (key << 3); + key ^= (key >> 6); + key += ~(key << 11); + key ^= (key >> 16); + return key; +} + + +unsigned int Jim_GenHashFunction(const unsigned char *string, int length) +{ + unsigned result = 0; + string += length; + while (length--) { + result += (result << 3) + (unsigned char)(*--string); + } + return result; +} + + + +static void JimResetHashTable(Jim_HashTable *ht) +{ + ht->table = NULL; + ht->size = 0; + ht->sizemask = 0; + ht->used = 0; + ht->collisions = 0; +#ifdef JIM_RANDOMISE_HASH + ht->uniq = (rand() ^ time(NULL) ^ clock()); +#else + ht->uniq = 0; +#endif +} + +static void JimInitHashTableIterator(Jim_HashTable *ht, Jim_HashTableIterator *iter) +{ + iter->ht = ht; + iter->index = -1; + iter->entry = NULL; + iter->nextEntry = NULL; +} + + +int Jim_InitHashTable(Jim_HashTable *ht, const Jim_HashTableType *type, void *privDataPtr) +{ + JimResetHashTable(ht); + ht->type = type; + ht->privdata = privDataPtr; + return JIM_OK; +} + + +void Jim_ExpandHashTable(Jim_HashTable *ht, unsigned int size) +{ + Jim_HashTable n; + unsigned int realsize = JimHashTableNextPower(size), i; + + if (size <= ht->used) + return; + + Jim_InitHashTable(&n, ht->type, ht->privdata); + n.size = realsize; + n.sizemask = realsize - 1; + n.table = Jim_Alloc(realsize * sizeof(Jim_HashEntry *)); + + n.uniq = ht->uniq; + + + memset(n.table, 0, realsize * sizeof(Jim_HashEntry *)); + + n.used = ht->used; + for (i = 0; ht->used > 0; i++) { + Jim_HashEntry *he, *nextHe; + + if (ht->table[i] == NULL) + continue; + + + he = ht->table[i]; + while (he) { + unsigned int h; + + nextHe = he->next; + + h = Jim_HashKey(ht, he->key) & n.sizemask; + he->next = n.table[h]; + n.table[h] = he; + ht->used--; + + he = nextHe; + } + } + assert(ht->used == 0); + Jim_Free(ht->table); + + + *ht = n; +} + +int Jim_AddHashEntry(Jim_HashTable *ht, const void *key, void *val) +{ + Jim_HashEntry *entry = JimInsertHashEntry(ht, key, 0);; + if (entry == NULL) + return JIM_ERR; + + + Jim_SetHashKey(ht, entry, key); + Jim_SetHashVal(ht, entry, val); + return JIM_OK; +} + + +int Jim_ReplaceHashEntry(Jim_HashTable *ht, const void *key, void *val) +{ + int existed; + Jim_HashEntry *entry; + + entry = JimInsertHashEntry(ht, key, 1); + if (entry->key) { + if (ht->type->valDestructor && ht->type->valDup) { + void *newval = ht->type->valDup(ht->privdata, val); + ht->type->valDestructor(ht->privdata, entry->u.val); + entry->u.val = newval; + } + else { + Jim_FreeEntryVal(ht, entry); + Jim_SetHashVal(ht, entry, val); + } + existed = 1; + } + else { + + Jim_SetHashKey(ht, entry, key); + Jim_SetHashVal(ht, entry, val); + existed = 0; + } + + return existed; +} + +int Jim_DeleteHashEntry(Jim_HashTable *ht, const void *key) +{ + if (ht->used) { + unsigned int h = Jim_HashKey(ht, key) & ht->sizemask; + Jim_HashEntry *prevHe = NULL; + Jim_HashEntry *he = ht->table[h]; + + while (he) { + if (Jim_CompareHashKeys(ht, key, he->key)) { + + if (prevHe) + prevHe->next = he->next; + else + ht->table[h] = he->next; + ht->used--; + Jim_FreeEntryKey(ht, he); + Jim_FreeEntryVal(ht, he); + Jim_Free(he); + return JIM_OK; + } + prevHe = he; + he = he->next; + } + } + + return JIM_ERR; +} + +void Jim_ClearHashTable(Jim_HashTable *ht) +{ + unsigned int i; + + + for (i = 0; ht->used > 0; i++) { + Jim_HashEntry *he, *nextHe; + + he = ht->table[i]; + while (he) { + nextHe = he->next; + Jim_FreeEntryKey(ht, he); + Jim_FreeEntryVal(ht, he); + Jim_Free(he); + ht->used--; + he = nextHe; + } + ht->table[i] = NULL; + } +} + +int Jim_FreeHashTable(Jim_HashTable *ht) +{ + Jim_ClearHashTable(ht); + + Jim_Free(ht->table); + + JimResetHashTable(ht); + return JIM_OK; +} + +Jim_HashEntry *Jim_FindHashEntry(Jim_HashTable *ht, const void *key) +{ + Jim_HashEntry *he; + unsigned int h; + + if (ht->used == 0) + return NULL; + h = Jim_HashKey(ht, key) & ht->sizemask; + he = ht->table[h]; + while (he) { + if (Jim_CompareHashKeys(ht, key, he->key)) + return he; + he = he->next; + } + return NULL; +} + +Jim_HashTableIterator *Jim_GetHashTableIterator(Jim_HashTable *ht) +{ + Jim_HashTableIterator *iter = Jim_Alloc(sizeof(*iter)); + JimInitHashTableIterator(ht, iter); + return iter; +} + +Jim_HashEntry *Jim_NextHashEntry(Jim_HashTableIterator *iter) +{ + while (1) { + if (iter->entry == NULL) { + iter->index++; + if (iter->index >= (signed)iter->ht->size) + break; + iter->entry = iter->ht->table[iter->index]; + } + else { + iter->entry = iter->nextEntry; + } + if (iter->entry) { + iter->nextEntry = iter->entry->next; + return iter->entry; + } + } + return NULL; +} + + + + +static void JimExpandHashTableIfNeeded(Jim_HashTable *ht) +{ + if (ht->size == 0) + Jim_ExpandHashTable(ht, JIM_HT_INITIAL_SIZE); + if (ht->size == ht->used) + Jim_ExpandHashTable(ht, ht->size * 2); +} + + +static unsigned int JimHashTableNextPower(unsigned int size) +{ + unsigned int i = JIM_HT_INITIAL_SIZE; + + if (size >= 2147483648U) + return 2147483648U; + while (1) { + if (i >= size) + return i; + i *= 2; + } +} + +static Jim_HashEntry *JimInsertHashEntry(Jim_HashTable *ht, const void *key, int replace) +{ + unsigned int h; + Jim_HashEntry *he; + + + JimExpandHashTableIfNeeded(ht); + + + h = Jim_HashKey(ht, key) & ht->sizemask; + + he = ht->table[h]; + while (he) { + if (Jim_CompareHashKeys(ht, key, he->key)) + return replace ? he : NULL; + he = he->next; + } + + + he = Jim_Alloc(sizeof(*he)); + he->next = ht->table[h]; + ht->table[h] = he; + ht->used++; + he->key = NULL; + + return he; +} + + + +static unsigned int JimStringCopyHTHashFunction(const void *key) +{ + return Jim_GenHashFunction(key, strlen(key)); +} + +static void *JimStringCopyHTDup(void *privdata, const void *key) +{ + return Jim_StrDup(key); +} + +static int JimStringCopyHTKeyCompare(void *privdata, const void *key1, const void *key2) +{ + return strcmp(key1, key2) == 0; +} + +static void JimStringCopyHTKeyDestructor(void *privdata, void *key) +{ + Jim_Free(key); +} + +static const Jim_HashTableType JimPackageHashTableType = { + JimStringCopyHTHashFunction, + JimStringCopyHTDup, + NULL, + JimStringCopyHTKeyCompare, + JimStringCopyHTKeyDestructor, + NULL +}; + +typedef struct AssocDataValue +{ + Jim_InterpDeleteProc *delProc; + void *data; +} AssocDataValue; + +static void JimAssocDataHashTableValueDestructor(void *privdata, void *data) +{ + AssocDataValue *assocPtr = (AssocDataValue *) data; + + if (assocPtr->delProc != NULL) + assocPtr->delProc((Jim_Interp *)privdata, assocPtr->data); + Jim_Free(data); +} + +static const Jim_HashTableType JimAssocDataHashTableType = { + JimStringCopyHTHashFunction, + JimStringCopyHTDup, + NULL, + JimStringCopyHTKeyCompare, + JimStringCopyHTKeyDestructor, + JimAssocDataHashTableValueDestructor +}; + +void Jim_InitStack(Jim_Stack *stack) +{ + stack->len = 0; + stack->maxlen = 0; + stack->vector = NULL; +} + +void Jim_FreeStack(Jim_Stack *stack) +{ + Jim_Free(stack->vector); +} + +int Jim_StackLen(Jim_Stack *stack) +{ + return stack->len; +} + +void Jim_StackPush(Jim_Stack *stack, void *element) +{ + int neededLen = stack->len + 1; + + if (neededLen > stack->maxlen) { + stack->maxlen = neededLen < 20 ? 20 : neededLen * 2; + stack->vector = Jim_Realloc(stack->vector, sizeof(void *) * stack->maxlen); + } + stack->vector[stack->len] = element; + stack->len++; +} + +void *Jim_StackPop(Jim_Stack *stack) +{ + if (stack->len == 0) + return NULL; + stack->len--; + return stack->vector[stack->len]; +} + +void *Jim_StackPeek(Jim_Stack *stack) +{ + if (stack->len == 0) + return NULL; + return stack->vector[stack->len - 1]; +} + +void Jim_FreeStackElements(Jim_Stack *stack, void (*freeFunc) (void *ptr)) +{ + int i; + + for (i = 0; i < stack->len; i++) + freeFunc(stack->vector[i]); +} + + + +#define JIM_TT_NONE 0 +#define JIM_TT_STR 1 +#define JIM_TT_ESC 2 +#define JIM_TT_VAR 3 +#define JIM_TT_DICTSUGAR 4 +#define JIM_TT_CMD 5 + +#define JIM_TT_SEP 6 +#define JIM_TT_EOL 7 +#define JIM_TT_EOF 8 + +#define JIM_TT_LINE 9 +#define JIM_TT_WORD 10 + + +#define JIM_TT_SUBEXPR_START 11 +#define JIM_TT_SUBEXPR_END 12 +#define JIM_TT_SUBEXPR_COMMA 13 +#define JIM_TT_EXPR_INT 14 +#define JIM_TT_EXPR_DOUBLE 15 +#define JIM_TT_EXPR_BOOLEAN 16 + +#define JIM_TT_EXPRSUGAR 17 + + +#define JIM_TT_EXPR_OP 20 + +#define TOKEN_IS_SEP(type) (type >= JIM_TT_SEP && type <= JIM_TT_EOF) + +#define TOKEN_IS_EXPR_START(type) (type == JIM_TT_NONE || type == JIM_TT_SUBEXPR_START || type == JIM_TT_SUBEXPR_COMMA) + +#define TOKEN_IS_EXPR_OP(type) (type >= JIM_TT_EXPR_OP) + +struct JimParseMissing { + int ch; + int line; +}; + +struct JimParserCtx +{ + const char *p; + int len; + int linenr; + const char *tstart; + const char *tend; + int tline; + int tt; + int eof; + int inquote; + int comment; + struct JimParseMissing missing; + const char *errmsg; +}; + +static int JimParseScript(struct JimParserCtx *pc); +static int JimParseSep(struct JimParserCtx *pc); +static int JimParseEol(struct JimParserCtx *pc); +static int JimParseCmd(struct JimParserCtx *pc); +static int JimParseQuote(struct JimParserCtx *pc); +static int JimParseVar(struct JimParserCtx *pc); +static int JimParseBrace(struct JimParserCtx *pc); +static int JimParseStr(struct JimParserCtx *pc); +static int JimParseComment(struct JimParserCtx *pc); +static void JimParseSubCmd(struct JimParserCtx *pc); +static int JimParseSubQuote(struct JimParserCtx *pc); +static Jim_Obj *JimParserGetTokenObj(Jim_Interp *interp, struct JimParserCtx *pc); + +static void JimParserInit(struct JimParserCtx *pc, const char *prg, int len, int linenr) +{ + pc->p = prg; + pc->len = len; + pc->tstart = NULL; + pc->tend = NULL; + pc->tline = 0; + pc->tt = JIM_TT_NONE; + pc->eof = 0; + pc->inquote = 0; + pc->linenr = linenr; + pc->comment = 1; + pc->missing.ch = ' '; + pc->missing.line = linenr; +} + +static int JimParseScript(struct JimParserCtx *pc) +{ + while (1) { + if (!pc->len) { + pc->tstart = pc->p; + pc->tend = pc->p - 1; + pc->tline = pc->linenr; + pc->tt = JIM_TT_EOL; + if (pc->inquote) { + pc->missing.ch = '"'; + } + pc->eof = 1; + return JIM_OK; + } + switch (*(pc->p)) { + case '\\': + if (*(pc->p + 1) == '\n' && !pc->inquote) { + return JimParseSep(pc); + } + pc->comment = 0; + return JimParseStr(pc); + case ' ': + case '\t': + case '\r': + case '\f': + if (!pc->inquote) + return JimParseSep(pc); + pc->comment = 0; + return JimParseStr(pc); + case '\n': + case ';': + pc->comment = 1; + if (!pc->inquote) + return JimParseEol(pc); + return JimParseStr(pc); + case '[': + pc->comment = 0; + return JimParseCmd(pc); + case '$': + pc->comment = 0; + if (JimParseVar(pc) == JIM_ERR) { + + pc->tstart = pc->tend = pc->p++; + pc->len--; + pc->tt = JIM_TT_ESC; + } + return JIM_OK; + case '#': + if (pc->comment) { + JimParseComment(pc); + continue; + } + return JimParseStr(pc); + default: + pc->comment = 0; + return JimParseStr(pc); + } + return JIM_OK; + } +} + +static int JimParseSep(struct JimParserCtx *pc) +{ + pc->tstart = pc->p; + pc->tline = pc->linenr; + while (isspace(UCHAR(*pc->p)) || (*pc->p == '\\' && *(pc->p + 1) == '\n')) { + if (*pc->p == '\n') { + break; + } + if (*pc->p == '\\') { + pc->p++; + pc->len--; + pc->linenr++; + } + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + pc->tt = JIM_TT_SEP; + return JIM_OK; +} + +static int JimParseEol(struct JimParserCtx *pc) +{ + pc->tstart = pc->p; + pc->tline = pc->linenr; + while (isspace(UCHAR(*pc->p)) || *pc->p == ';') { + if (*pc->p == '\n') + pc->linenr++; + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + pc->tt = JIM_TT_EOL; + return JIM_OK; +} + + +static void JimParseSubBrace(struct JimParserCtx *pc) +{ + int level = 1; + + + pc->p++; + pc->len--; + while (pc->len) { + switch (*pc->p) { + case '\\': + if (pc->len > 1) { + if (*++pc->p == '\n') { + pc->linenr++; + } + pc->len--; + } + break; + + case '{': + level++; + break; + + case '}': + if (--level == 0) { + pc->tend = pc->p - 1; + pc->p++; + pc->len--; + return; + } + break; + + case '\n': + pc->linenr++; + break; + } + pc->p++; + pc->len--; + } + pc->missing.ch = '{'; + pc->missing.line = pc->tline; + pc->tend = pc->p - 1; +} + +static int JimParseSubQuote(struct JimParserCtx *pc) +{ + int tt = JIM_TT_STR; + int line = pc->tline; + + + pc->p++; + pc->len--; + while (pc->len) { + switch (*pc->p) { + case '\\': + if (pc->len > 1) { + if (*++pc->p == '\n') { + pc->linenr++; + } + pc->len--; + tt = JIM_TT_ESC; + } + break; + + case '"': + pc->tend = pc->p - 1; + pc->p++; + pc->len--; + return tt; + + case '[': + JimParseSubCmd(pc); + tt = JIM_TT_ESC; + continue; + + case '\n': + pc->linenr++; + break; + + case '$': + tt = JIM_TT_ESC; + break; + } + pc->p++; + pc->len--; + } + pc->missing.ch = '"'; + pc->missing.line = line; + pc->tend = pc->p - 1; + return tt; +} + +static void JimParseSubCmd(struct JimParserCtx *pc) +{ + int level = 1; + int startofword = 1; + int line = pc->tline; + + + pc->p++; + pc->len--; + while (pc->len) { + switch (*pc->p) { + case '\\': + if (pc->len > 1) { + if (*++pc->p == '\n') { + pc->linenr++; + } + pc->len--; + } + break; + + case '[': + level++; + break; + + case ']': + if (--level == 0) { + pc->tend = pc->p - 1; + pc->p++; + pc->len--; + return; + } + break; + + case '"': + if (startofword) { + JimParseSubQuote(pc); + if (pc->missing.ch == '"') { + return; + } + continue; + } + break; + + case '{': + JimParseSubBrace(pc); + startofword = 0; + continue; + + case '\n': + pc->linenr++; + break; + } + startofword = isspace(UCHAR(*pc->p)); + pc->p++; + pc->len--; + } + pc->missing.ch = '['; + pc->missing.line = line; + pc->tend = pc->p - 1; +} + +static int JimParseBrace(struct JimParserCtx *pc) +{ + pc->tstart = pc->p + 1; + pc->tline = pc->linenr; + pc->tt = JIM_TT_STR; + JimParseSubBrace(pc); + return JIM_OK; +} + +static int JimParseCmd(struct JimParserCtx *pc) +{ + pc->tstart = pc->p + 1; + pc->tline = pc->linenr; + pc->tt = JIM_TT_CMD; + JimParseSubCmd(pc); + return JIM_OK; +} + +static int JimParseQuote(struct JimParserCtx *pc) +{ + pc->tstart = pc->p + 1; + pc->tline = pc->linenr; + pc->tt = JimParseSubQuote(pc); + return JIM_OK; +} + +static int JimParseVar(struct JimParserCtx *pc) +{ + + pc->p++; + pc->len--; + +#ifdef EXPRSUGAR_BRACKET + if (*pc->p == '[') { + + JimParseCmd(pc); + pc->tt = JIM_TT_EXPRSUGAR; + return JIM_OK; + } +#endif + + pc->tstart = pc->p; + pc->tt = JIM_TT_VAR; + pc->tline = pc->linenr; + + if (*pc->p == '{') { + pc->tstart = ++pc->p; + pc->len--; + + while (pc->len && *pc->p != '}') { + if (*pc->p == '\n') { + pc->linenr++; + } + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + if (pc->len) { + pc->p++; + pc->len--; + } + } + else { + while (1) { + + if (pc->p[0] == ':' && pc->p[1] == ':') { + while (*pc->p == ':') { + pc->p++; + pc->len--; + } + continue; + } + if (isalnum(UCHAR(*pc->p)) || *pc->p == '_' || UCHAR(*pc->p) >= 0x80) { + pc->p++; + pc->len--; + continue; + } + break; + } + + if (*pc->p == '(') { + int count = 1; + const char *paren = NULL; + + pc->tt = JIM_TT_DICTSUGAR; + + while (count && pc->len) { + pc->p++; + pc->len--; + if (*pc->p == '\\' && pc->len >= 1) { + pc->p++; + pc->len--; + } + else if (*pc->p == '(') { + count++; + } + else if (*pc->p == ')') { + paren = pc->p; + count--; + } + } + if (count == 0) { + pc->p++; + pc->len--; + } + else if (paren) { + + paren++; + pc->len += (pc->p - paren); + pc->p = paren; + } +#ifndef EXPRSUGAR_BRACKET + if (*pc->tstart == '(') { + pc->tt = JIM_TT_EXPRSUGAR; + } +#endif + } + pc->tend = pc->p - 1; + } + if (pc->tstart == pc->p) { + pc->p--; + pc->len++; + return JIM_ERR; + } + return JIM_OK; +} + +static int JimParseStr(struct JimParserCtx *pc) +{ + if (pc->tt == JIM_TT_SEP || pc->tt == JIM_TT_EOL || + pc->tt == JIM_TT_NONE || pc->tt == JIM_TT_STR) { + + if (*pc->p == '{') { + return JimParseBrace(pc); + } + if (*pc->p == '"') { + pc->inquote = 1; + pc->p++; + pc->len--; + + pc->missing.line = pc->tline; + } + } + pc->tstart = pc->p; + pc->tline = pc->linenr; + while (1) { + if (pc->len == 0) { + if (pc->inquote) { + pc->missing.ch = '"'; + } + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + return JIM_OK; + } + switch (*pc->p) { + case '\\': + if (!pc->inquote && *(pc->p + 1) == '\n') { + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + return JIM_OK; + } + if (pc->len >= 2) { + if (*(pc->p + 1) == '\n') { + pc->linenr++; + } + pc->p++; + pc->len--; + } + else if (pc->len == 1) { + + pc->missing.ch = '\\'; + } + break; + case '(': + + if (pc->len > 1 && pc->p[1] != '$') { + break; + } + + case ')': + + if (*pc->p == '(' || pc->tt == JIM_TT_VAR) { + if (pc->p == pc->tstart) { + + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + return JIM_OK; + } + break; + + case '$': + case '[': + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + return JIM_OK; + case ' ': + case '\t': + case '\n': + case '\r': + case '\f': + case ';': + if (!pc->inquote) { + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + return JIM_OK; + } + else if (*pc->p == '\n') { + pc->linenr++; + } + break; + case '"': + if (pc->inquote) { + pc->tend = pc->p - 1; + pc->tt = JIM_TT_ESC; + pc->p++; + pc->len--; + pc->inquote = 0; + return JIM_OK; + } + break; + } + pc->p++; + pc->len--; + } + return JIM_OK; +} + +static int JimParseComment(struct JimParserCtx *pc) +{ + while (*pc->p) { + if (*pc->p == '\\') { + pc->p++; + pc->len--; + if (pc->len == 0) { + pc->missing.ch = '\\'; + return JIM_OK; + } + if (*pc->p == '\n') { + pc->linenr++; + } + } + else if (*pc->p == '\n') { + pc->p++; + pc->len--; + pc->linenr++; + break; + } + pc->p++; + pc->len--; + } + return JIM_OK; +} + + +static int xdigitval(int c) +{ + if (c >= '0' && c <= '9') + return c - '0'; + if (c >= 'a' && c <= 'f') + return c - 'a' + 10; + if (c >= 'A' && c <= 'F') + return c - 'A' + 10; + return -1; +} + +static int odigitval(int c) +{ + if (c >= '0' && c <= '7') + return c - '0'; + return -1; +} + +static int JimEscape(char *dest, const char *s, int slen) +{ + char *p = dest; + int i, len; + + for (i = 0; i < slen; i++) { + switch (s[i]) { + case '\\': + switch (s[i + 1]) { + case 'a': + *p++ = 0x7; + i++; + break; + case 'b': + *p++ = 0x8; + i++; + break; + case 'f': + *p++ = 0xc; + i++; + break; + case 'n': + *p++ = 0xa; + i++; + break; + case 'r': + *p++ = 0xd; + i++; + break; + case 't': + *p++ = 0x9; + i++; + break; + case 'u': + case 'U': + case 'x': + { + unsigned val = 0; + int k; + int maxchars = 2; + + i++; + + if (s[i] == 'U') { + maxchars = 8; + } + else if (s[i] == 'u') { + if (s[i + 1] == '{') { + maxchars = 6; + i++; + } + else { + maxchars = 4; + } + } + + for (k = 0; k < maxchars; k++) { + int c = xdigitval(s[i + k + 1]); + if (c == -1) { + break; + } + val = (val << 4) | c; + } + + if (s[i] == '{') { + if (k == 0 || val > 0x1fffff || s[i + k + 1] != '}') { + + i--; + k = 0; + } + else { + + k++; + } + } + if (k) { + + if (s[i] == 'x') { + *p++ = val; + } + else { + p += utf8_fromunicode(p, val); + } + i += k; + break; + } + + *p++ = s[i]; + } + break; + case 'v': + *p++ = 0xb; + i++; + break; + case '\0': + *p++ = '\\'; + i++; + break; + case '\n': + + *p++ = ' '; + do { + i++; + } while (s[i + 1] == ' ' || s[i + 1] == '\t'); + break; + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + + { + int val = 0; + int c = odigitval(s[i + 1]); + + val = c; + c = odigitval(s[i + 2]); + if (c == -1) { + *p++ = val; + i++; + break; + } + val = (val * 8) + c; + c = odigitval(s[i + 3]); + if (c == -1) { + *p++ = val; + i += 2; + break; + } + val = (val * 8) + c; + *p++ = val; + i += 3; + } + break; + default: + *p++ = s[i + 1]; + i++; + break; + } + break; + default: + *p++ = s[i]; + break; + } + } + len = p - dest; + *p = '\0'; + return len; +} + +static Jim_Obj *JimParserGetTokenObj(Jim_Interp *interp, struct JimParserCtx *pc) +{ + const char *start, *end; + char *token; + int len; + + start = pc->tstart; + end = pc->tend; + len = (end - start) + 1; + if (len < 0) { + len = 0; + } + token = Jim_Alloc(len + 1); + if (pc->tt != JIM_TT_ESC) { + + memcpy(token, start, len); + token[len] = '\0'; + } + else { + + len = JimEscape(token, start, len); + } + + return Jim_NewStringObjNoAlloc(interp, token, len); +} + +static int JimParseListSep(struct JimParserCtx *pc); +static int JimParseListStr(struct JimParserCtx *pc); +static int JimParseListQuote(struct JimParserCtx *pc); + +static int JimParseList(struct JimParserCtx *pc) +{ + if (isspace(UCHAR(*pc->p))) { + return JimParseListSep(pc); + } + switch (*pc->p) { + case '"': + return JimParseListQuote(pc); + + case '{': + return JimParseBrace(pc); + + default: + if (pc->len) { + return JimParseListStr(pc); + } + break; + } + + pc->tstart = pc->tend = pc->p; + pc->tline = pc->linenr; + pc->tt = JIM_TT_EOL; + pc->eof = 1; + return JIM_OK; +} + +static int JimParseListSep(struct JimParserCtx *pc) +{ + pc->tstart = pc->p; + pc->tline = pc->linenr; + while (isspace(UCHAR(*pc->p))) { + if (*pc->p == '\n') { + pc->linenr++; + } + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + pc->tt = JIM_TT_SEP; + return JIM_OK; +} + +static int JimParseListQuote(struct JimParserCtx *pc) +{ + pc->p++; + pc->len--; + + pc->tstart = pc->p; + pc->tline = pc->linenr; + pc->tt = JIM_TT_STR; + + while (pc->len) { + switch (*pc->p) { + case '\\': + pc->tt = JIM_TT_ESC; + if (--pc->len == 0) { + + pc->tend = pc->p; + return JIM_OK; + } + pc->p++; + break; + case '\n': + pc->linenr++; + break; + case '"': + pc->tend = pc->p - 1; + pc->p++; + pc->len--; + return JIM_OK; + } + pc->p++; + pc->len--; + } + + pc->tend = pc->p - 1; + return JIM_OK; +} + +static int JimParseListStr(struct JimParserCtx *pc) +{ + pc->tstart = pc->p; + pc->tline = pc->linenr; + pc->tt = JIM_TT_STR; + + while (pc->len) { + if (isspace(UCHAR(*pc->p))) { + pc->tend = pc->p - 1; + return JIM_OK; + } + if (*pc->p == '\\') { + if (--pc->len == 0) { + + pc->tend = pc->p; + return JIM_OK; + } + pc->tt = JIM_TT_ESC; + pc->p++; + } + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + return JIM_OK; +} + + + +Jim_Obj *Jim_NewObj(Jim_Interp *interp) +{ + Jim_Obj *objPtr; + + + if (interp->freeList != NULL) { + + objPtr = interp->freeList; + interp->freeList = objPtr->nextObjPtr; + } + else { + + objPtr = Jim_Alloc(sizeof(*objPtr)); + } + + objPtr->refCount = 0; + + + objPtr->prevObjPtr = NULL; + objPtr->nextObjPtr = interp->liveList; + if (interp->liveList) + interp->liveList->prevObjPtr = objPtr; + interp->liveList = objPtr; + + return objPtr; +} + +void Jim_FreeObj(Jim_Interp *interp, Jim_Obj *objPtr) +{ + + JimPanic((objPtr->refCount != 0, "!!!Object %p freed with bad refcount %d, type=%s", objPtr, + objPtr->refCount, objPtr->typePtr ? objPtr->typePtr->name : "<none>")); + + + Jim_FreeIntRep(interp, objPtr); + + if (objPtr->bytes != NULL) { + if (objPtr->bytes != JimEmptyStringRep) + Jim_Free(objPtr->bytes); + } + + if (objPtr->prevObjPtr) + objPtr->prevObjPtr->nextObjPtr = objPtr->nextObjPtr; + if (objPtr->nextObjPtr) + objPtr->nextObjPtr->prevObjPtr = objPtr->prevObjPtr; + if (interp->liveList == objPtr) + interp->liveList = objPtr->nextObjPtr; +#ifdef JIM_DISABLE_OBJECT_POOL + Jim_Free(objPtr); +#else + + objPtr->prevObjPtr = NULL; + objPtr->nextObjPtr = interp->freeList; + if (interp->freeList) + interp->freeList->prevObjPtr = objPtr; + interp->freeList = objPtr; + objPtr->refCount = -1; +#endif +} + + +void Jim_InvalidateStringRep(Jim_Obj *objPtr) +{ + if (objPtr->bytes != NULL) { + if (objPtr->bytes != JimEmptyStringRep) + Jim_Free(objPtr->bytes); + } + objPtr->bytes = NULL; +} + + +Jim_Obj *Jim_DuplicateObj(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_Obj *dupPtr; + + dupPtr = Jim_NewObj(interp); + if (objPtr->bytes == NULL) { + + dupPtr->bytes = NULL; + } + else if (objPtr->length == 0) { + dupPtr->bytes = JimEmptyStringRep; + dupPtr->length = 0; + dupPtr->typePtr = NULL; + return dupPtr; + } + else { + dupPtr->bytes = Jim_Alloc(objPtr->length + 1); + dupPtr->length = objPtr->length; + + memcpy(dupPtr->bytes, objPtr->bytes, objPtr->length + 1); + } + + + dupPtr->typePtr = objPtr->typePtr; + if (objPtr->typePtr != NULL) { + if (objPtr->typePtr->dupIntRepProc == NULL) { + dupPtr->internalRep = objPtr->internalRep; + } + else { + + objPtr->typePtr->dupIntRepProc(interp, objPtr, dupPtr); + } + } + return dupPtr; +} + +const char *Jim_GetString(Jim_Obj *objPtr, int *lenPtr) +{ + if (objPtr->bytes == NULL) { + + JimPanic((objPtr->typePtr->updateStringProc == NULL, "UpdateStringProc called against '%s' type.", objPtr->typePtr->name)); + objPtr->typePtr->updateStringProc(objPtr); + } + if (lenPtr) + *lenPtr = objPtr->length; + return objPtr->bytes; +} + + +int Jim_Length(Jim_Obj *objPtr) +{ + if (objPtr->bytes == NULL) { + + Jim_GetString(objPtr, NULL); + } + return objPtr->length; +} + + +const char *Jim_String(Jim_Obj *objPtr) +{ + if (objPtr->bytes == NULL) { + + Jim_GetString(objPtr, NULL); + } + return objPtr->bytes; +} + +static void JimSetStringBytes(Jim_Obj *objPtr, const char *str) +{ + objPtr->bytes = Jim_StrDup(str); + objPtr->length = strlen(str); +} + +static void FreeDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); + +static const Jim_ObjType dictSubstObjType = { + "dict-substitution", + FreeDictSubstInternalRep, + DupDictSubstInternalRep, + NULL, + JIM_TYPE_NONE, +}; + +static void FreeInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); + +static const Jim_ObjType interpolatedObjType = { + "interpolated", + FreeInterpolatedInternalRep, + DupInterpolatedInternalRep, + NULL, + JIM_TYPE_NONE, +}; + +static void FreeInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.indexObjPtr); +} + +static void DupInterpolatedInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + + dupPtr->internalRep = srcPtr->internalRep; + + Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.indexObjPtr); +} + +static void DupStringInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); +static int SetStringFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + +static const Jim_ObjType stringObjType = { + "string", + NULL, + DupStringInternalRep, + NULL, + JIM_TYPE_REFERENCES, +}; + +static void DupStringInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + JIM_NOTUSED(interp); + + dupPtr->internalRep.strValue.maxLength = srcPtr->length; + dupPtr->internalRep.strValue.charLength = srcPtr->internalRep.strValue.charLength; +} + +static int SetStringFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + if (objPtr->typePtr != &stringObjType) { + + if (objPtr->bytes == NULL) { + + JimPanic((objPtr->typePtr->updateStringProc == NULL, "UpdateStringProc called against '%s' type.", objPtr->typePtr->name)); + objPtr->typePtr->updateStringProc(objPtr); + } + + Jim_FreeIntRep(interp, objPtr); + + objPtr->typePtr = &stringObjType; + objPtr->internalRep.strValue.maxLength = objPtr->length; + + objPtr->internalRep.strValue.charLength = -1; + } + return JIM_OK; +} + +int Jim_Utf8Length(Jim_Interp *interp, Jim_Obj *objPtr) +{ +#ifdef JIM_UTF8 + SetStringFromAny(interp, objPtr); + + if (objPtr->internalRep.strValue.charLength < 0) { + objPtr->internalRep.strValue.charLength = utf8_strlen(objPtr->bytes, objPtr->length); + } + return objPtr->internalRep.strValue.charLength; +#else + return Jim_Length(objPtr); +#endif +} + + +Jim_Obj *Jim_NewStringObj(Jim_Interp *interp, const char *s, int len) +{ + Jim_Obj *objPtr = Jim_NewObj(interp); + + + if (len == -1) + len = strlen(s); + + if (len == 0) { + objPtr->bytes = JimEmptyStringRep; + } + else { + objPtr->bytes = Jim_StrDupLen(s, len); + } + objPtr->length = len; + + + objPtr->typePtr = NULL; + return objPtr; +} + + +Jim_Obj *Jim_NewStringObjUtf8(Jim_Interp *interp, const char *s, int charlen) +{ +#ifdef JIM_UTF8 + + int bytelen = utf8_index(s, charlen); + + Jim_Obj *objPtr = Jim_NewStringObj(interp, s, bytelen); + + + objPtr->typePtr = &stringObjType; + objPtr->internalRep.strValue.maxLength = bytelen; + objPtr->internalRep.strValue.charLength = charlen; + + return objPtr; +#else + return Jim_NewStringObj(interp, s, charlen); +#endif +} + +Jim_Obj *Jim_NewStringObjNoAlloc(Jim_Interp *interp, char *s, int len) +{ + Jim_Obj *objPtr = Jim_NewObj(interp); + + objPtr->bytes = s; + objPtr->length = (len == -1) ? strlen(s) : len; + objPtr->typePtr = NULL; + return objPtr; +} + +static void StringAppendString(Jim_Obj *objPtr, const char *str, int len) +{ + int needlen; + + if (len == -1) + len = strlen(str); + needlen = objPtr->length + len; + if (objPtr->internalRep.strValue.maxLength < needlen || + objPtr->internalRep.strValue.maxLength == 0) { + needlen *= 2; + + if (needlen < 7) { + needlen = 7; + } + if (objPtr->bytes == JimEmptyStringRep) { + objPtr->bytes = Jim_Alloc(needlen + 1); + } + else { + objPtr->bytes = Jim_Realloc(objPtr->bytes, needlen + 1); + } + objPtr->internalRep.strValue.maxLength = needlen; + } + memcpy(objPtr->bytes + objPtr->length, str, len); + objPtr->bytes[objPtr->length + len] = '\0'; + + if (objPtr->internalRep.strValue.charLength >= 0) { + + objPtr->internalRep.strValue.charLength += utf8_strlen(objPtr->bytes + objPtr->length, len); + } + objPtr->length += len; +} + +void Jim_AppendString(Jim_Interp *interp, Jim_Obj *objPtr, const char *str, int len) +{ + JimPanic((Jim_IsShared(objPtr), "Jim_AppendString called with shared object")); + SetStringFromAny(interp, objPtr); + StringAppendString(objPtr, str, len); +} + +void Jim_AppendObj(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *appendObjPtr) +{ + int len; + const char *str = Jim_GetString(appendObjPtr, &len); + Jim_AppendString(interp, objPtr, str, len); +} + +void Jim_AppendStrings(Jim_Interp *interp, Jim_Obj *objPtr, ...) +{ + va_list ap; + + SetStringFromAny(interp, objPtr); + va_start(ap, objPtr); + while (1) { + const char *s = va_arg(ap, const char *); + + if (s == NULL) + break; + Jim_AppendString(interp, objPtr, s, -1); + } + va_end(ap); +} + +int Jim_StringEqObj(Jim_Obj *aObjPtr, Jim_Obj *bObjPtr) +{ + if (aObjPtr == bObjPtr) { + return 1; + } + else { + int Alen, Blen; + const char *sA = Jim_GetString(aObjPtr, &Alen); + const char *sB = Jim_GetString(bObjPtr, &Blen); + + return Alen == Blen && memcmp(sA, sB, Alen) == 0; + } +} + +int Jim_StringMatchObj(Jim_Interp *interp, Jim_Obj *patternObjPtr, Jim_Obj *objPtr, int nocase) +{ + int plen, slen; + const char *pattern = Jim_GetString(patternObjPtr, &plen); + const char *string = Jim_GetString(objPtr, &slen); + return JimGlobMatch(pattern, plen, string, slen, nocase); +} + +int Jim_StringCompareObj(Jim_Interp *interp, Jim_Obj *firstObjPtr, Jim_Obj *secondObjPtr, int nocase) +{ + const char *s1 = Jim_String(firstObjPtr); + int l1 = Jim_Utf8Length(interp, firstObjPtr); + const char *s2 = Jim_String(secondObjPtr); + int l2 = Jim_Utf8Length(interp, secondObjPtr); + return JimStringCompareUtf8(s1, l1, s2, l2, nocase); +} + +static int JimRelToAbsIndex(int len, int idx) +{ + if (idx < 0 && idx > -INT_MAX) + return len + idx; + return idx; +} + +static void JimRelToAbsRange(int len, int *firstPtr, int *lastPtr, int *rangeLenPtr) +{ + int rangeLen; + + if (*firstPtr > *lastPtr) { + rangeLen = 0; + } + else { + rangeLen = *lastPtr - *firstPtr + 1; + if (rangeLen) { + if (*firstPtr < 0) { + rangeLen += *firstPtr; + *firstPtr = 0; + } + if (*lastPtr >= len) { + rangeLen -= (*lastPtr - (len - 1)); + *lastPtr = len - 1; + } + } + } + if (rangeLen < 0) + rangeLen = 0; + + *rangeLenPtr = rangeLen; +} + +static int JimStringGetRange(Jim_Interp *interp, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr, + int len, int *first, int *last, int *range) +{ + if (Jim_GetIndex(interp, firstObjPtr, first) != JIM_OK) { + return JIM_ERR; + } + if (Jim_GetIndex(interp, lastObjPtr, last) != JIM_OK) { + return JIM_ERR; + } + *first = JimRelToAbsIndex(len, *first); + *last = JimRelToAbsIndex(len, *last); + JimRelToAbsRange(len, first, last, range); + return JIM_OK; +} + +Jim_Obj *Jim_StringByteRangeObj(Jim_Interp *interp, + Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr) +{ + int first, last; + const char *str; + int rangeLen; + int bytelen; + + str = Jim_GetString(strObjPtr, &bytelen); + + if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, bytelen, &first, &last, &rangeLen) != JIM_OK) { + return NULL; + } + + if (first == 0 && rangeLen == bytelen) { + return strObjPtr; + } + return Jim_NewStringObj(interp, str + first, rangeLen); +} + +Jim_Obj *Jim_StringRangeObj(Jim_Interp *interp, + Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr) +{ +#ifdef JIM_UTF8 + int first, last; + const char *str; + int len, rangeLen; + int bytelen; + + str = Jim_GetString(strObjPtr, &bytelen); + len = Jim_Utf8Length(interp, strObjPtr); + + if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, len, &first, &last, &rangeLen) != JIM_OK) { + return NULL; + } + + if (first == 0 && rangeLen == len) { + return strObjPtr; + } + if (len == bytelen) { + + return Jim_NewStringObj(interp, str + first, rangeLen); + } + return Jim_NewStringObjUtf8(interp, str + utf8_index(str, first), rangeLen); +#else + return Jim_StringByteRangeObj(interp, strObjPtr, firstObjPtr, lastObjPtr); +#endif +} + +Jim_Obj *JimStringReplaceObj(Jim_Interp *interp, + Jim_Obj *strObjPtr, Jim_Obj *firstObjPtr, Jim_Obj *lastObjPtr, Jim_Obj *newStrObj) +{ + int first, last; + const char *str; + int len, rangeLen; + Jim_Obj *objPtr; + + len = Jim_Utf8Length(interp, strObjPtr); + + if (JimStringGetRange(interp, firstObjPtr, lastObjPtr, len, &first, &last, &rangeLen) != JIM_OK) { + return NULL; + } + + if (last < first) { + return strObjPtr; + } + + str = Jim_String(strObjPtr); + + + objPtr = Jim_NewStringObjUtf8(interp, str, first); + + + if (newStrObj) { + Jim_AppendObj(interp, objPtr, newStrObj); + } + + + Jim_AppendString(interp, objPtr, str + utf8_index(str, last + 1), len - last - 1); + + return objPtr; +} + +static void JimStrCopyUpperLower(char *dest, const char *str, int uc) +{ + while (*str) { + int c; + str += utf8_tounicode(str, &c); + dest += utf8_getchars(dest, uc ? utf8_upper(c) : utf8_lower(c)); + } + *dest = 0; +} + +static Jim_Obj *JimStringToLower(Jim_Interp *interp, Jim_Obj *strObjPtr) +{ + char *buf; + int len; + const char *str; + + str = Jim_GetString(strObjPtr, &len); + +#ifdef JIM_UTF8 + len *= 2; +#endif + buf = Jim_Alloc(len + 1); + JimStrCopyUpperLower(buf, str, 0); + return Jim_NewStringObjNoAlloc(interp, buf, -1); +} + +static Jim_Obj *JimStringToUpper(Jim_Interp *interp, Jim_Obj *strObjPtr) +{ + char *buf; + const char *str; + int len; + + str = Jim_GetString(strObjPtr, &len); + +#ifdef JIM_UTF8 + len *= 2; +#endif + buf = Jim_Alloc(len + 1); + JimStrCopyUpperLower(buf, str, 1); + return Jim_NewStringObjNoAlloc(interp, buf, -1); +} + +static Jim_Obj *JimStringToTitle(Jim_Interp *interp, Jim_Obj *strObjPtr) +{ + char *buf, *p; + int len; + int c; + const char *str; + + str = Jim_GetString(strObjPtr, &len); + +#ifdef JIM_UTF8 + len *= 2; +#endif + buf = p = Jim_Alloc(len + 1); + + str += utf8_tounicode(str, &c); + p += utf8_getchars(p, utf8_title(c)); + + JimStrCopyUpperLower(p, str, 0); + + return Jim_NewStringObjNoAlloc(interp, buf, -1); +} + +static const char *utf8_memchr(const char *str, int len, int c) +{ +#ifdef JIM_UTF8 + while (len) { + int sc; + int n = utf8_tounicode(str, &sc); + if (sc == c) { + return str; + } + str += n; + len -= n; + } + return NULL; +#else + return memchr(str, c, len); +#endif +} + +static const char *JimFindTrimLeft(const char *str, int len, const char *trimchars, int trimlen) +{ + while (len) { + int c; + int n = utf8_tounicode(str, &c); + + if (utf8_memchr(trimchars, trimlen, c) == NULL) { + + break; + } + str += n; + len -= n; + } + return str; +} + +static const char *JimFindTrimRight(const char *str, int len, const char *trimchars, int trimlen) +{ + str += len; + + while (len) { + int c; + int n = utf8_prev_len(str, len); + + len -= n; + str -= n; + + n = utf8_tounicode(str, &c); + + if (utf8_memchr(trimchars, trimlen, c) == NULL) { + return str + n; + } + } + + return NULL; +} + +static const char default_trim_chars[] = " \t\n\r"; + +static int default_trim_chars_len = sizeof(default_trim_chars); + +static Jim_Obj *JimStringTrimLeft(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr) +{ + int len; + const char *str = Jim_GetString(strObjPtr, &len); + const char *trimchars = default_trim_chars; + int trimcharslen = default_trim_chars_len; + const char *newstr; + + if (trimcharsObjPtr) { + trimchars = Jim_GetString(trimcharsObjPtr, &trimcharslen); + } + + newstr = JimFindTrimLeft(str, len, trimchars, trimcharslen); + if (newstr == str) { + return strObjPtr; + } + + return Jim_NewStringObj(interp, newstr, len - (newstr - str)); +} + +static Jim_Obj *JimStringTrimRight(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr) +{ + int len; + const char *trimchars = default_trim_chars; + int trimcharslen = default_trim_chars_len; + const char *nontrim; + + if (trimcharsObjPtr) { + trimchars = Jim_GetString(trimcharsObjPtr, &trimcharslen); + } + + SetStringFromAny(interp, strObjPtr); + + len = Jim_Length(strObjPtr); + nontrim = JimFindTrimRight(strObjPtr->bytes, len, trimchars, trimcharslen); + + if (nontrim == NULL) { + + return Jim_NewEmptyStringObj(interp); + } + if (nontrim == strObjPtr->bytes + len) { + + return strObjPtr; + } + + if (Jim_IsShared(strObjPtr)) { + strObjPtr = Jim_NewStringObj(interp, strObjPtr->bytes, (nontrim - strObjPtr->bytes)); + } + else { + + strObjPtr->bytes[nontrim - strObjPtr->bytes] = 0; + strObjPtr->length = (nontrim - strObjPtr->bytes); + } + + return strObjPtr; +} + +static Jim_Obj *JimStringTrim(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *trimcharsObjPtr) +{ + + Jim_Obj *objPtr = JimStringTrimLeft(interp, strObjPtr, trimcharsObjPtr); + + + strObjPtr = JimStringTrimRight(interp, objPtr, trimcharsObjPtr); + + + if (objPtr != strObjPtr && objPtr->refCount == 0) { + + Jim_FreeNewObj(interp, objPtr); + } + + return strObjPtr; +} + + +#ifdef HAVE_ISASCII +#define jim_isascii isascii +#else +static int jim_isascii(int c) +{ + return !(c & ~0x7f); +} +#endif + +static int JimStringIs(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *strClass, int strict) +{ + static const char * const strclassnames[] = { + "integer", "alpha", "alnum", "ascii", "digit", + "double", "lower", "upper", "space", "xdigit", + "control", "print", "graph", "punct", "boolean", + NULL + }; + enum { + STR_IS_INTEGER, STR_IS_ALPHA, STR_IS_ALNUM, STR_IS_ASCII, STR_IS_DIGIT, + STR_IS_DOUBLE, STR_IS_LOWER, STR_IS_UPPER, STR_IS_SPACE, STR_IS_XDIGIT, + STR_IS_CONTROL, STR_IS_PRINT, STR_IS_GRAPH, STR_IS_PUNCT, STR_IS_BOOLEAN, + }; + int strclass; + int len; + int i; + const char *str; + int (*isclassfunc)(int c) = NULL; + + if (Jim_GetEnum(interp, strClass, strclassnames, &strclass, "class", JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + + str = Jim_GetString(strObjPtr, &len); + if (len == 0) { + Jim_SetResultBool(interp, !strict); + return JIM_OK; + } + + switch (strclass) { + case STR_IS_INTEGER: + { + jim_wide w; + Jim_SetResultBool(interp, JimGetWideNoErr(interp, strObjPtr, &w) == JIM_OK); + return JIM_OK; + } + + case STR_IS_DOUBLE: + { + double d; + Jim_SetResultBool(interp, Jim_GetDouble(interp, strObjPtr, &d) == JIM_OK && errno != ERANGE); + return JIM_OK; + } + + case STR_IS_BOOLEAN: + { + int b; + Jim_SetResultBool(interp, Jim_GetBoolean(interp, strObjPtr, &b) == JIM_OK); + return JIM_OK; + } + + case STR_IS_ALPHA: isclassfunc = isalpha; break; + case STR_IS_ALNUM: isclassfunc = isalnum; break; + case STR_IS_ASCII: isclassfunc = jim_isascii; break; + case STR_IS_DIGIT: isclassfunc = isdigit; break; + case STR_IS_LOWER: isclassfunc = islower; break; + case STR_IS_UPPER: isclassfunc = isupper; break; + case STR_IS_SPACE: isclassfunc = isspace; break; + case STR_IS_XDIGIT: isclassfunc = isxdigit; break; + case STR_IS_CONTROL: isclassfunc = iscntrl; break; + case STR_IS_PRINT: isclassfunc = isprint; break; + case STR_IS_GRAPH: isclassfunc = isgraph; break; + case STR_IS_PUNCT: isclassfunc = ispunct; break; + default: + return JIM_ERR; + } + + for (i = 0; i < len; i++) { + if (!isclassfunc(UCHAR(str[i]))) { + Jim_SetResultBool(interp, 0); + return JIM_OK; + } + } + Jim_SetResultBool(interp, 1); + return JIM_OK; +} + + + +static const Jim_ObjType comparedStringObjType = { + "compared-string", + NULL, + NULL, + NULL, + JIM_TYPE_REFERENCES, +}; + +int Jim_CompareStringImmediate(Jim_Interp *interp, Jim_Obj *objPtr, const char *str) +{ + if (objPtr->typePtr == &comparedStringObjType && objPtr->internalRep.ptr == str) { + return 1; + } + else { + if (strcmp(str, Jim_String(objPtr)) != 0) + return 0; + + if (objPtr->typePtr != &comparedStringObjType) { + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &comparedStringObjType; + } + objPtr->internalRep.ptr = (char *)str; + return 1; + } +} + +static int qsortCompareStringPointers(const void *a, const void *b) +{ + char *const *sa = (char *const *)a; + char *const *sb = (char *const *)b; + + return strcmp(*sa, *sb); +} + + + +static void FreeSourceInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupSourceInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); + +static const Jim_ObjType sourceObjType = { + "source", + FreeSourceInternalRep, + DupSourceInternalRep, + NULL, + JIM_TYPE_REFERENCES, +}; + +void FreeSourceInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_DecrRefCount(interp, objPtr->internalRep.sourceValue.fileNameObj); +} + +void DupSourceInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + dupPtr->internalRep.sourceValue = srcPtr->internalRep.sourceValue; + Jim_IncrRefCount(dupPtr->internalRep.sourceValue.fileNameObj); +} + +static const Jim_ObjType scriptLineObjType = { + "scriptline", + NULL, + NULL, + NULL, + JIM_NONE, +}; + +static Jim_Obj *JimNewScriptLineObj(Jim_Interp *interp, int argc, int line) +{ + Jim_Obj *objPtr; + +#ifdef DEBUG_SHOW_SCRIPT + char buf[100]; + snprintf(buf, sizeof(buf), "line=%d, argc=%d", line, argc); + objPtr = Jim_NewStringObj(interp, buf, -1); +#else + objPtr = Jim_NewEmptyStringObj(interp); +#endif + objPtr->typePtr = &scriptLineObjType; + objPtr->internalRep.scriptLineValue.argc = argc; + objPtr->internalRep.scriptLineValue.line = line; + + return objPtr; +} + +static void FreeScriptInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupScriptInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); + +static const Jim_ObjType scriptObjType = { + "script", + FreeScriptInternalRep, + DupScriptInternalRep, + NULL, + JIM_TYPE_NONE, +}; + +typedef struct ScriptToken +{ + Jim_Obj *objPtr; + int type; +} ScriptToken; + +typedef struct ScriptObj +{ + ScriptToken *token; + Jim_Obj *fileNameObj; + int len; + int substFlags; + int inUse; /* Used to share a ScriptObj. Currently + only used by Jim_EvalObj() as protection against + shimmering of the currently evaluated object. */ + int firstline; + int linenr; + int missing; +} ScriptObj; + +static void JimSetScriptFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); +static int JimParseCheckMissing(Jim_Interp *interp, int ch); +static ScriptObj *JimGetScript(Jim_Interp *interp, Jim_Obj *objPtr); +static void JimSetErrorStack(Jim_Interp *interp, ScriptObj *script); + +void FreeScriptInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + int i; + struct ScriptObj *script = (void *)objPtr->internalRep.ptr; + + if (--script->inUse != 0) + return; + for (i = 0; i < script->len; i++) { + Jim_DecrRefCount(interp, script->token[i].objPtr); + } + Jim_Free(script->token); + Jim_DecrRefCount(interp, script->fileNameObj); + Jim_Free(script); +} + +void DupScriptInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + JIM_NOTUSED(interp); + JIM_NOTUSED(srcPtr); + + dupPtr->typePtr = NULL; +} + +typedef struct +{ + const char *token; + int len; + int type; + int line; +} ParseToken; + +typedef struct +{ + + ParseToken *list; + int size; + int count; + ParseToken static_list[20]; +} ParseTokenList; + +static void ScriptTokenListInit(ParseTokenList *tokenlist) +{ + tokenlist->list = tokenlist->static_list; + tokenlist->size = sizeof(tokenlist->static_list) / sizeof(ParseToken); + tokenlist->count = 0; +} + +static void ScriptTokenListFree(ParseTokenList *tokenlist) +{ + if (tokenlist->list != tokenlist->static_list) { + Jim_Free(tokenlist->list); + } +} + +static void ScriptAddToken(ParseTokenList *tokenlist, const char *token, int len, int type, + int line) +{ + ParseToken *t; + + if (tokenlist->count == tokenlist->size) { + + tokenlist->size *= 2; + if (tokenlist->list != tokenlist->static_list) { + tokenlist->list = + Jim_Realloc(tokenlist->list, tokenlist->size * sizeof(*tokenlist->list)); + } + else { + + tokenlist->list = Jim_Alloc(tokenlist->size * sizeof(*tokenlist->list)); + memcpy(tokenlist->list, tokenlist->static_list, + tokenlist->count * sizeof(*tokenlist->list)); + } + } + t = &tokenlist->list[tokenlist->count++]; + t->token = token; + t->len = len; + t->type = type; + t->line = line; +} + +static int JimCountWordTokens(struct ScriptObj *script, ParseToken *t) +{ + int expand = 1; + int count = 0; + + + if (t->type == JIM_TT_STR && !TOKEN_IS_SEP(t[1].type)) { + if ((t->len == 1 && *t->token == '*') || (t->len == 6 && strncmp(t->token, "expand", 6) == 0)) { + + expand = -1; + t++; + } + else { + if (script->missing == ' ') { + + script->missing = '}'; + script->linenr = t[1].line; + } + } + } + + + while (!TOKEN_IS_SEP(t->type)) { + t++; + count++; + } + + return count * expand; +} + +static Jim_Obj *JimMakeScriptObj(Jim_Interp *interp, const ParseToken *t) +{ + Jim_Obj *objPtr; + + if (t->type == JIM_TT_ESC && memchr(t->token, '\\', t->len) != NULL) { + + int len = t->len; + char *str = Jim_Alloc(len + 1); + len = JimEscape(str, t->token, len); + objPtr = Jim_NewStringObjNoAlloc(interp, str, len); + } + else { + objPtr = Jim_NewStringObj(interp, t->token, t->len); + } + return objPtr; +} + +static void ScriptObjAddTokens(Jim_Interp *interp, struct ScriptObj *script, + ParseTokenList *tokenlist) +{ + int i; + struct ScriptToken *token; + + int lineargs = 0; + + ScriptToken *linefirst; + int count; + int linenr; + +#ifdef DEBUG_SHOW_SCRIPT_TOKENS + printf("==== Tokens ====\n"); + for (i = 0; i < tokenlist->count; i++) { + printf("[%2d]@%d %s '%.*s'\n", i, tokenlist->list[i].line, jim_tt_name(tokenlist->list[i].type), + tokenlist->list[i].len, tokenlist->list[i].token); + } +#endif + + + count = tokenlist->count; + for (i = 0; i < tokenlist->count; i++) { + if (tokenlist->list[i].type == JIM_TT_EOL) { + count++; + } + } + linenr = script->firstline = tokenlist->list[0].line; + + token = script->token = Jim_Alloc(sizeof(ScriptToken) * count); + + + linefirst = token++; + + for (i = 0; i < tokenlist->count; ) { + + int wordtokens; + + + while (tokenlist->list[i].type == JIM_TT_SEP) { + i++; + } + + wordtokens = JimCountWordTokens(script, tokenlist->list + i); + + if (wordtokens == 0) { + + if (lineargs) { + linefirst->type = JIM_TT_LINE; + linefirst->objPtr = JimNewScriptLineObj(interp, lineargs, linenr); + Jim_IncrRefCount(linefirst->objPtr); + + + lineargs = 0; + linefirst = token++; + } + i++; + continue; + } + else if (wordtokens != 1) { + + token->type = JIM_TT_WORD; + token->objPtr = Jim_NewIntObj(interp, wordtokens); + Jim_IncrRefCount(token->objPtr); + token++; + if (wordtokens < 0) { + + i++; + wordtokens = -wordtokens - 1; + lineargs--; + } + } + + if (lineargs == 0) { + + linenr = tokenlist->list[i].line; + } + lineargs++; + + + while (wordtokens--) { + const ParseToken *t = &tokenlist->list[i++]; + + token->type = t->type; + token->objPtr = JimMakeScriptObj(interp, t); + Jim_IncrRefCount(token->objPtr); + + Jim_SetSourceInfo(interp, token->objPtr, script->fileNameObj, t->line); + token++; + } + } + + if (lineargs == 0) { + token--; + } + + script->len = token - script->token; + + JimPanic((script->len >= count, "allocated script array is too short")); + +#ifdef DEBUG_SHOW_SCRIPT + printf("==== Script (%s) ====\n", Jim_String(script->fileNameObj)); + for (i = 0; i < script->len; i++) { + const ScriptToken *t = &script->token[i]; + printf("[%2d] %s %s\n", i, jim_tt_name(t->type), Jim_String(t->objPtr)); + } +#endif + +} + +int Jim_ScriptIsComplete(Jim_Interp *interp, Jim_Obj *scriptObj, char *stateCharPtr) +{ + ScriptObj *script = JimGetScript(interp, scriptObj); + if (stateCharPtr) { + *stateCharPtr = script->missing; + } + return script->missing == ' ' || script->missing == '}'; +} + +static int JimParseCheckMissing(Jim_Interp *interp, int ch) +{ + const char *msg; + + switch (ch) { + case '\\': + case ' ': + return JIM_OK; + + case '[': + msg = "unmatched \"[\""; + break; + case '{': + msg = "missing close-brace"; + break; + case '}': + msg = "extra characters after close-brace"; + break; + case '"': + default: + msg = "missing quote"; + break; + } + + Jim_SetResultString(interp, msg, -1); + return JIM_ERR; +} + +Jim_Obj *Jim_GetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr, int *lineptr) +{ + int line; + Jim_Obj *fileNameObj; + + if (objPtr->typePtr == &sourceObjType) { + fileNameObj = objPtr->internalRep.sourceValue.fileNameObj; + line = objPtr->internalRep.sourceValue.lineNumber; + } + else if (objPtr->typePtr == &scriptObjType) { + ScriptObj *script = JimGetScript(interp, objPtr); + fileNameObj = script->fileNameObj; + line = script->firstline; + } + else { + fileNameObj = interp->emptyObj; + line = 1; + } + *lineptr = line; + return fileNameObj; +} + +void Jim_SetSourceInfo(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *fileNameObj, int lineNumber) +{ + JimPanic((Jim_IsShared(objPtr), "Jim_SetSourceInfo called with shared object")); + Jim_FreeIntRep(interp, objPtr); + Jim_IncrRefCount(fileNameObj); + objPtr->internalRep.sourceValue.fileNameObj = fileNameObj; + objPtr->internalRep.sourceValue.lineNumber = lineNumber; + objPtr->typePtr = &sourceObjType; +} + +static void SubstObjAddTokens(Jim_Interp *interp, struct ScriptObj *script, + ParseTokenList *tokenlist) +{ + int i; + struct ScriptToken *token; + + token = script->token = Jim_Alloc(sizeof(ScriptToken) * tokenlist->count); + + for (i = 0; i < tokenlist->count; i++) { + const ParseToken *t = &tokenlist->list[i]; + + + token->type = t->type; + token->objPtr = JimMakeScriptObj(interp, t); + Jim_IncrRefCount(token->objPtr); + token++; + } + + script->len = i; +} + +static void JimSetScriptFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr) +{ + int scriptTextLen; + const char *scriptText = Jim_GetString(objPtr, &scriptTextLen); + struct JimParserCtx parser; + struct ScriptObj *script; + ParseTokenList tokenlist; + Jim_Obj *fileNameObj; + int line; + + + fileNameObj = Jim_GetSourceInfo(interp, objPtr, &line); + + + ScriptTokenListInit(&tokenlist); + + JimParserInit(&parser, scriptText, scriptTextLen, line); + while (!parser.eof) { + JimParseScript(&parser); + ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt, + parser.tline); + } + + + ScriptAddToken(&tokenlist, scriptText + scriptTextLen, 0, JIM_TT_EOF, 0); + + + script = Jim_Alloc(sizeof(*script)); + memset(script, 0, sizeof(*script)); + script->inUse = 1; + script->fileNameObj = fileNameObj; + Jim_IncrRefCount(script->fileNameObj); + script->missing = parser.missing.ch; + script->linenr = parser.missing.line; + + ScriptObjAddTokens(interp, script, &tokenlist); + + + ScriptTokenListFree(&tokenlist); + + + Jim_FreeIntRep(interp, objPtr); + Jim_SetIntRepPtr(objPtr, script); + objPtr->typePtr = &scriptObjType; +} + +static ScriptObj *JimGetScript(Jim_Interp *interp, Jim_Obj *objPtr) +{ + if (objPtr == interp->emptyObj) { + + objPtr = interp->nullScriptObj; + } + + if (objPtr->typePtr != &scriptObjType || ((struct ScriptObj *)Jim_GetIntRepPtr(objPtr))->substFlags) { + JimSetScriptFromAny(interp, objPtr); + } + + return (ScriptObj *)Jim_GetIntRepPtr(objPtr); +} + +void Jim_InterpIncrProcEpoch(Jim_Interp *interp) +{ + interp->procEpoch++; + + + while (interp->oldCmdCache) { + Jim_Cmd *next = interp->oldCmdCache->prevCmd; + Jim_Free(interp->oldCmdCache); + interp->oldCmdCache = next; + } + interp->oldCmdCacheSize = 0; +} + +static void JimIncrCmdRefCount(Jim_Cmd *cmdPtr) +{ + cmdPtr->inUse++; +} + +static void JimDecrCmdRefCount(Jim_Interp *interp, Jim_Cmd *cmdPtr) +{ + if (--cmdPtr->inUse == 0) { + if (cmdPtr->isproc) { + Jim_DecrRefCount(interp, cmdPtr->u.proc.argListObjPtr); + Jim_DecrRefCount(interp, cmdPtr->u.proc.bodyObjPtr); + Jim_DecrRefCount(interp, cmdPtr->u.proc.nsObj); + if (cmdPtr->u.proc.staticVars) { + Jim_FreeHashTable(cmdPtr->u.proc.staticVars); + Jim_Free(cmdPtr->u.proc.staticVars); + } + } + else { + + if (cmdPtr->u.native.delProc) { + cmdPtr->u.native.delProc(interp, cmdPtr->u.native.privData); + } + } + if (cmdPtr->prevCmd) { + + JimDecrCmdRefCount(interp, cmdPtr->prevCmd); + } + + cmdPtr->prevCmd = interp->oldCmdCache; + interp->oldCmdCache = cmdPtr; + if (!interp->quitting && ++interp->oldCmdCacheSize >= 1000) { + Jim_InterpIncrProcEpoch(interp); + } + } +} + +static void JimIncrVarRef(Jim_VarVal *vv) +{ + vv->refCount++; +} + +static void JimDecrVarRef(Jim_Interp *interp, Jim_VarVal *vv) +{ + assert(vv->refCount > 0); + if (--vv->refCount == 0) { + if (vv->objPtr) { + Jim_DecrRefCount(interp, vv->objPtr); + } + Jim_Free(vv); + } +} + +static void JimVariablesHTValDestructor(void *interp, void *val) +{ + JimDecrVarRef(interp, val); +} + +static unsigned int JimObjectHTHashFunction(const void *key) +{ + Jim_Obj *keyObj = (Jim_Obj *)key; + int length; + const char *string; + +#ifdef JIM_OPTIMIZATION + if (JimIsWide(keyObj) && keyObj->bytes == NULL) { + + jim_wide objValue = JimWideValue(keyObj); + if (objValue > INT_MIN && objValue < INT_MAX) { + unsigned result = 0; + unsigned value = (unsigned)objValue; + + if (objValue < 0) { + value = (unsigned)-objValue; + } + + + do { + result += (result << 3) + (value % 10 + '0'); + value /= 10; + } while (value); + + if (objValue < 0) { + result += (result << 3) + '-'; + } + return result; + } + } +#endif + string = Jim_GetString(keyObj, &length); + return Jim_GenHashFunction((const unsigned char *)string, length); +} + +static int JimObjectHTKeyCompare(void *privdata, const void *key1, const void *key2) +{ + return Jim_StringEqObj((Jim_Obj *)key1, (Jim_Obj *)key2); +} + +static void *JimObjectHTKeyValDup(void *privdata, const void *val) +{ + Jim_IncrRefCount((Jim_Obj *)val); + return (void *)val; +} + +static void JimObjectHTKeyValDestructor(void *interp, void *val) +{ + Jim_DecrRefCount(interp, (Jim_Obj *)val); +} + + +static void *JimVariablesHTValDup(void *privdata, const void *val) +{ + JimIncrVarRef((Jim_VarVal *)val); + return (void *)val; +} + +static const Jim_HashTableType JimVariablesHashTableType = { + JimObjectHTHashFunction, + JimObjectHTKeyValDup, + JimVariablesHTValDup, + JimObjectHTKeyCompare, + JimObjectHTKeyValDestructor, + JimVariablesHTValDestructor +}; + + +static const char *Jim_GetStringNoQualifier(Jim_Obj *objPtr, int *length) +{ + int len; + const char *str = Jim_GetString(objPtr, &len); + if (len >= 2 && str[0] == ':' && str[1] == ':') { + while (len && *str == ':') { + len--; + str++; + } + } + *length = len; + return str; +} + +static unsigned int JimCommandsHT_HashFunction(const void *key) +{ + int len; + const char *str = Jim_GetStringNoQualifier((Jim_Obj *)key, &len); + return Jim_GenHashFunction((const unsigned char *)str, len); +} + +static int JimCommandsHT_KeyCompare(void *privdata, const void *key1, const void *key2) +{ + int len1, len2; + const char *str1 = Jim_GetStringNoQualifier((Jim_Obj *)key1, &len1); + const char *str2 = Jim_GetStringNoQualifier((Jim_Obj *)key2, &len2); + return len1 == len2 && memcmp(str1, str2, len1) == 0; +} + +static void JimCommandsHT_ValDestructor(void *interp, void *val) +{ + JimDecrCmdRefCount(interp, val); +} + +static const Jim_HashTableType JimCommandsHashTableType = { + JimCommandsHT_HashFunction, + JimObjectHTKeyValDup, + NULL, + JimCommandsHT_KeyCompare, + JimObjectHTKeyValDestructor, + JimCommandsHT_ValDestructor +}; + + + +Jim_Obj *Jim_MakeGlobalNamespaceName(Jim_Interp *interp, Jim_Obj *nameObjPtr) +{ +#ifdef jim_ext_namespace + Jim_Obj *resultObj; + + const char *name = Jim_String(nameObjPtr); + if (name[0] == ':' && name[1] == ':') { + return nameObjPtr; + } + Jim_IncrRefCount(nameObjPtr); + resultObj = Jim_NewStringObj(interp, "::", -1); + Jim_AppendObj(interp, resultObj, nameObjPtr); + Jim_DecrRefCount(interp, nameObjPtr); + + return resultObj; +#else + return nameObjPtr; +#endif +} + +static Jim_Obj *JimQualifyName(Jim_Interp *interp, Jim_Obj *objPtr) +{ +#ifdef jim_ext_namespace + if (Jim_Length(interp->framePtr->nsObj)) { + int len; + const char *name = Jim_GetString(objPtr, &len); + if (len < 2 || name[0] != ':' || name[1] != ':') { + + objPtr = Jim_DuplicateObj(interp, interp->framePtr->nsObj); + Jim_AppendStrings(interp, objPtr, "::", name, NULL); + } + } +#endif + Jim_IncrRefCount(objPtr); + return objPtr; +} + +static void JimCreateCommand(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Cmd *cmd) +{ + JimPanic((nameObjPtr->refCount == 0, "JimCreateCommand called with zero ref count name")); + + if (interp->local) { + Jim_HashEntry *he = Jim_FindHashEntry(&interp->commands, nameObjPtr); + if (he) { + + cmd->prevCmd = Jim_GetHashEntryVal(he); + Jim_SetHashVal(&interp->commands, he, cmd); + + Jim_InterpIncrProcEpoch(interp); + return; + } + } + + + + Jim_ReplaceHashEntry(&interp->commands, nameObjPtr, cmd); +} + +int Jim_CreateCommandObj(Jim_Interp *interp, Jim_Obj *cmdNameObj, + Jim_CmdProc *cmdProc, void *privData, Jim_DelCmdProc *delProc) +{ + Jim_Cmd *cmdPtr = Jim_Alloc(sizeof(*cmdPtr)); + + + memset(cmdPtr, 0, sizeof(*cmdPtr)); + cmdPtr->inUse = 1; + cmdPtr->u.native.delProc = delProc; + cmdPtr->u.native.cmdProc = cmdProc; + cmdPtr->u.native.privData = privData; + + Jim_IncrRefCount(cmdNameObj); + JimCreateCommand(interp, cmdNameObj, cmdPtr); + Jim_DecrRefCount(interp, cmdNameObj); + + return JIM_OK; +} + + +int Jim_CreateCommand(Jim_Interp *interp, const char *cmdNameStr, + Jim_CmdProc *cmdProc, void *privData, Jim_DelCmdProc *delProc) +{ + return Jim_CreateCommandObj(interp, Jim_NewStringObj(interp, cmdNameStr, -1), cmdProc, privData, delProc); +} + +static int JimCreateProcedureStatics(Jim_Interp *interp, Jim_Cmd *cmdPtr, Jim_Obj *staticsListObjPtr) +{ + int len, i; + + len = Jim_ListLength(interp, staticsListObjPtr); + if (len == 0) { + return JIM_OK; + } + + cmdPtr->u.proc.staticVars = Jim_Alloc(sizeof(Jim_HashTable)); + Jim_InitHashTable(cmdPtr->u.proc.staticVars, &JimVariablesHashTableType, interp); + for (i = 0; i < len; i++) { + Jim_Obj *initObjPtr = NULL; + Jim_Obj *nameObjPtr; + Jim_VarVal *vv = NULL; + Jim_Obj *objPtr = Jim_ListGetIndex(interp, staticsListObjPtr, i); + int subLen = Jim_ListLength(interp, objPtr); + int byref = 0; + + + if (subLen != 1 && subLen != 2) { + Jim_SetResultFormatted(interp, "too many fields in static specifier \"%#s\"", + objPtr); + return JIM_ERR; + } + + nameObjPtr = Jim_ListGetIndex(interp, objPtr, 0); + + + if (subLen == 1) { + int len; + const char *pt = Jim_GetString(nameObjPtr, &len); + if (*pt == '&') { + + nameObjPtr = Jim_NewStringObj(interp, pt + 1, len - 1); + byref = 1; + } + } + Jim_IncrRefCount(nameObjPtr); + + if (subLen == 1) { + switch (SetVariableFromAny(interp, nameObjPtr)) { + case JIM_DICT_SUGAR: + + if (byref) { + Jim_SetResultFormatted(interp, "Can't link to array element \"%#s\"", nameObjPtr); + } + else { + Jim_SetResultFormatted(interp, "Can't initialise array element \"%#s\"", nameObjPtr); + } + Jim_DecrRefCount(interp, nameObjPtr); + return JIM_ERR; + + case JIM_OK: + if (byref) { + vv = nameObjPtr->internalRep.varValue.vv; + } + else { + initObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_NONE); + } + break; + + case JIM_ERR: + + Jim_SetResultFormatted(interp, + "variable for initialization of static \"%#s\" not found in the local context", + nameObjPtr); + Jim_DecrRefCount(interp, nameObjPtr); + return JIM_ERR; + } + } + else { + initObjPtr = Jim_ListGetIndex(interp, objPtr, 1); + } + + if (vv == NULL) { + vv = Jim_Alloc(sizeof(*vv)); + vv->objPtr = initObjPtr; + Jim_IncrRefCount(vv->objPtr); + vv->linkFramePtr = NULL; + vv->refCount = 0; + } + + if (JimSetNewVariable(cmdPtr->u.proc.staticVars, nameObjPtr, vv) != JIM_OK) { + Jim_SetResultFormatted(interp, + "static variable name \"%#s\" duplicated in statics list", nameObjPtr); + JimIncrVarRef(vv); + JimDecrVarRef(interp, vv); + Jim_DecrRefCount(interp, nameObjPtr); + return JIM_ERR; + } + + Jim_DecrRefCount(interp, nameObjPtr); + } + return JIM_OK; +} + + +#ifdef jim_ext_namespace +static const char *Jim_memrchr(const char *p, int c, int len) +{ + int i; + for (i = len; i > 0; i--) { + if (p[i] == c) { + return p + i; + } + } + return NULL; +} +#endif + +static void JimUpdateProcNamespace(Jim_Interp *interp, Jim_Cmd *cmdPtr, Jim_Obj *nameObjPtr) +{ +#ifdef jim_ext_namespace + if (cmdPtr->isproc) { + int len; + const char *cmdname = Jim_GetStringNoQualifier(nameObjPtr, &len); + + const char *pt = Jim_memrchr(cmdname, ':', len); + if (pt && pt != cmdname && pt[-1] == ':') { + pt++; + Jim_DecrRefCount(interp, cmdPtr->u.proc.nsObj); + cmdPtr->u.proc.nsObj = Jim_NewStringObj(interp, cmdname, pt - cmdname - 2); + Jim_IncrRefCount(cmdPtr->u.proc.nsObj); + + Jim_Obj *tempObj = Jim_NewStringObj(interp, pt, len - (pt - cmdname)); + if (Jim_FindHashEntry(&interp->commands, tempObj)) { + + Jim_InterpIncrProcEpoch(interp); + } + Jim_FreeNewObj(interp, tempObj); + } + } +#endif +} + +static Jim_Cmd *JimCreateProcedureCmd(Jim_Interp *interp, Jim_Obj *argListObjPtr, + Jim_Obj *staticsListObjPtr, Jim_Obj *bodyObjPtr, Jim_Obj *nsObj) +{ + Jim_Cmd *cmdPtr; + int argListLen; + int i; + + argListLen = Jim_ListLength(interp, argListObjPtr); + + + cmdPtr = Jim_Alloc(sizeof(*cmdPtr) + sizeof(struct Jim_ProcArg) * argListLen); + assert(cmdPtr); + memset(cmdPtr, 0, sizeof(*cmdPtr)); + cmdPtr->inUse = 1; + cmdPtr->isproc = 1; + cmdPtr->u.proc.argListObjPtr = argListObjPtr; + cmdPtr->u.proc.argListLen = argListLen; + cmdPtr->u.proc.bodyObjPtr = bodyObjPtr; + cmdPtr->u.proc.argsPos = -1; + cmdPtr->u.proc.arglist = (struct Jim_ProcArg *)(cmdPtr + 1); + cmdPtr->u.proc.nsObj = nsObj ? nsObj : interp->emptyObj; + Jim_IncrRefCount(argListObjPtr); + Jim_IncrRefCount(bodyObjPtr); + Jim_IncrRefCount(cmdPtr->u.proc.nsObj); + + + if (staticsListObjPtr && JimCreateProcedureStatics(interp, cmdPtr, staticsListObjPtr) != JIM_OK) { + goto err; + } + + + + for (i = 0; i < argListLen; i++) { + Jim_Obj *argPtr; + Jim_Obj *nameObjPtr; + Jim_Obj *defaultObjPtr; + int len; + + + argPtr = Jim_ListGetIndex(interp, argListObjPtr, i); + len = Jim_ListLength(interp, argPtr); + if (len == 0) { + Jim_SetResultString(interp, "argument with no name", -1); +err: + JimDecrCmdRefCount(interp, cmdPtr); + return NULL; + } + if (len > 2) { + Jim_SetResultFormatted(interp, "too many fields in argument specifier \"%#s\"", argPtr); + goto err; + } + + if (len == 2) { + + nameObjPtr = Jim_ListGetIndex(interp, argPtr, 0); + defaultObjPtr = Jim_ListGetIndex(interp, argPtr, 1); + } + else { + + nameObjPtr = argPtr; + defaultObjPtr = NULL; + } + + + if (Jim_CompareStringImmediate(interp, nameObjPtr, "args")) { + if (cmdPtr->u.proc.argsPos >= 0) { + Jim_SetResultString(interp, "'args' specified more than once", -1); + goto err; + } + cmdPtr->u.proc.argsPos = i; + } + else { + if (len == 2) { + cmdPtr->u.proc.optArity++; + } + else { + cmdPtr->u.proc.reqArity++; + } + } + + cmdPtr->u.proc.arglist[i].nameObjPtr = nameObjPtr; + cmdPtr->u.proc.arglist[i].defaultObjPtr = defaultObjPtr; + } + + return cmdPtr; +} + +int Jim_DeleteCommand(Jim_Interp *interp, Jim_Obj *nameObj) +{ + int ret = JIM_OK; + + nameObj = JimQualifyName(interp, nameObj); + + if (Jim_DeleteHashEntry(&interp->commands, nameObj) == JIM_ERR) { + Jim_SetResultFormatted(interp, "can't delete \"%#s\": command doesn't exist", nameObj); + ret = JIM_ERR; + } + Jim_DecrRefCount(interp, nameObj); + + return ret; +} + +int Jim_RenameCommand(Jim_Interp *interp, Jim_Obj *oldNameObj, Jim_Obj *newNameObj) +{ + int ret = JIM_ERR; + Jim_HashEntry *he; + Jim_Cmd *cmdPtr; + + if (Jim_Length(newNameObj) == 0) { + return Jim_DeleteCommand(interp, oldNameObj); + } + + + + oldNameObj = JimQualifyName(interp, oldNameObj); + newNameObj = JimQualifyName(interp, newNameObj); + + + he = Jim_FindHashEntry(&interp->commands, oldNameObj); + if (he == NULL) { + Jim_SetResultFormatted(interp, "can't rename \"%#s\": command doesn't exist", oldNameObj); + } + else if (Jim_FindHashEntry(&interp->commands, newNameObj)) { + Jim_SetResultFormatted(interp, "can't rename to \"%#s\": command already exists", newNameObj); + } + else { + cmdPtr = Jim_GetHashEntryVal(he); + if (cmdPtr->prevCmd) { + Jim_SetResultFormatted(interp, "can't rename local command \"%#s\"", oldNameObj); + } + else { + + JimIncrCmdRefCount(cmdPtr); + JimUpdateProcNamespace(interp, cmdPtr, newNameObj); + Jim_AddHashEntry(&interp->commands, newNameObj, cmdPtr); + + + Jim_DeleteHashEntry(&interp->commands, oldNameObj); + + + Jim_InterpIncrProcEpoch(interp); + + ret = JIM_OK; + } + } + + Jim_DecrRefCount(interp, oldNameObj); + Jim_DecrRefCount(interp, newNameObj); + + return ret; +} + + +static void FreeCommandInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_DecrRefCount(interp, objPtr->internalRep.cmdValue.nsObj); +} + +static void DupCommandInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + dupPtr->internalRep.cmdValue = srcPtr->internalRep.cmdValue; + dupPtr->typePtr = srcPtr->typePtr; + Jim_IncrRefCount(dupPtr->internalRep.cmdValue.nsObj); +} + +static const Jim_ObjType commandObjType = { + "command", + FreeCommandInternalRep, + DupCommandInternalRep, + NULL, + JIM_TYPE_REFERENCES, +}; + +Jim_Cmd *Jim_GetCommand(Jim_Interp *interp, Jim_Obj *objPtr, int flags) +{ + Jim_Cmd *cmd; + + if (objPtr->typePtr == &commandObjType + && objPtr->internalRep.cmdValue.procEpoch == interp->procEpoch +#ifdef jim_ext_namespace + && Jim_StringEqObj(objPtr->internalRep.cmdValue.nsObj, interp->framePtr->nsObj) +#endif + && objPtr->internalRep.cmdValue.cmdPtr->inUse) { + + cmd = objPtr->internalRep.cmdValue.cmdPtr; + } + else { + Jim_Obj *qualifiedNameObj = JimQualifyName(interp, objPtr); + Jim_HashEntry *he = Jim_FindHashEntry(&interp->commands, qualifiedNameObj); +#ifdef jim_ext_namespace + if (he == NULL && Jim_Length(interp->framePtr->nsObj)) { + he = Jim_FindHashEntry(&interp->commands, objPtr); + } +#endif + if (he == NULL) { + if (flags & JIM_ERRMSG) { + Jim_SetResultFormatted(interp, "invalid command name \"%#s\"", objPtr); + } + Jim_DecrRefCount(interp, qualifiedNameObj); + return NULL; + } + cmd = Jim_GetHashEntryVal(he); + + cmd->cmdNameObj = Jim_GetHashEntryKey(he); + + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &commandObjType; + objPtr->internalRep.cmdValue.procEpoch = interp->procEpoch; + objPtr->internalRep.cmdValue.cmdPtr = cmd; + objPtr->internalRep.cmdValue.nsObj = interp->framePtr->nsObj; + Jim_IncrRefCount(interp->framePtr->nsObj); + Jim_DecrRefCount(interp, qualifiedNameObj); + } + while (cmd->u.proc.upcall) { + cmd = cmd->prevCmd; + } + return cmd; +} + + + +static const Jim_ObjType variableObjType = { + "variable", + NULL, + NULL, + NULL, + JIM_TYPE_REFERENCES, +}; + +static int SetVariableFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr) +{ + const char *varName; + Jim_CallFrame *framePtr; + int global; + int len; + Jim_VarVal *vv; + + + if (objPtr->typePtr == &variableObjType) { + framePtr = objPtr->internalRep.varValue.global ? interp->topFramePtr : interp->framePtr; + if (objPtr->internalRep.varValue.callFrameId == framePtr->id) { + + return JIM_OK; + } + + } + else if (objPtr->typePtr == &dictSubstObjType) { + return JIM_DICT_SUGAR; + } + + varName = Jim_GetString(objPtr, &len); + + + if (len && varName[len - 1] == ')' && strchr(varName, '(') != NULL) { + return JIM_DICT_SUGAR; + } + + if (varName[0] == ':' && varName[1] == ':') { + while (*varName == ':') { + varName++; + len--; + } + global = 1; + framePtr = interp->topFramePtr; + + Jim_Obj *tempObj = Jim_NewStringObj(interp, varName, len); + vv = JimFindVariable(&framePtr->vars, tempObj); + Jim_FreeNewObj(interp, tempObj); + } + else { + global = 0; + framePtr = interp->framePtr; + + vv = JimFindVariable(&framePtr->vars, objPtr); + if (vv == NULL && framePtr->staticVars) { + + vv = JimFindVariable(framePtr->staticVars, objPtr); + } + } + + if (vv == NULL) { + return JIM_ERR; + } + + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &variableObjType; + objPtr->internalRep.varValue.callFrameId = framePtr->id; + objPtr->internalRep.varValue.vv = vv; + objPtr->internalRep.varValue.global = global; + return JIM_OK; +} + + +static int JimDictSugarSet(Jim_Interp *interp, Jim_Obj *ObjPtr, Jim_Obj *valObjPtr); +static Jim_Obj *JimDictSugarGet(Jim_Interp *interp, Jim_Obj *ObjPtr, int flags); + +static int JimSetNewVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr, Jim_VarVal *vv) +{ + return Jim_AddHashEntry(ht, nameObjPtr, vv); +} + +static Jim_VarVal *JimFindVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr) +{ + Jim_HashEntry *he = Jim_FindHashEntry(ht, nameObjPtr); + if (he) { + return (Jim_VarVal *)Jim_GetHashEntryVal(he); + } + return NULL; +} + +static int JimUnsetVariable(Jim_HashTable *ht, Jim_Obj *nameObjPtr) +{ + return Jim_DeleteHashEntry(ht, nameObjPtr); +} + +static Jim_VarVal *JimCreateVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr) +{ + const char *name; + Jim_CallFrame *framePtr; + int global; + int len; + + + Jim_VarVal *vv = Jim_Alloc(sizeof(*vv)); + + vv->objPtr = valObjPtr; + Jim_IncrRefCount(valObjPtr); + vv->linkFramePtr = NULL; + vv->refCount = 0; + + name = Jim_GetString(nameObjPtr, &len); + if (name[0] == ':' && name[1] == ':') { + while (*name == ':') { + name++; + len--; + } + framePtr = interp->topFramePtr; + global = 1; + JimSetNewVariable(&framePtr->vars, Jim_NewStringObj(interp, name, len), vv); + } + else { + framePtr = interp->framePtr; + global = 0; + JimSetNewVariable(&framePtr->vars, nameObjPtr, vv); + } + + + Jim_FreeIntRep(interp, nameObjPtr); + nameObjPtr->typePtr = &variableObjType; + nameObjPtr->internalRep.varValue.callFrameId = framePtr->id; + nameObjPtr->internalRep.varValue.vv = vv; + nameObjPtr->internalRep.varValue.global = global; + + return vv; +} + +int Jim_SetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, Jim_Obj *valObjPtr) +{ + int err; + Jim_VarVal *vv; + + switch (SetVariableFromAny(interp, nameObjPtr)) { + case JIM_DICT_SUGAR: + return JimDictSugarSet(interp, nameObjPtr, valObjPtr); + + case JIM_ERR: + JimCreateVariable(interp, nameObjPtr, valObjPtr); + break; + + case JIM_OK: + vv = nameObjPtr->internalRep.varValue.vv; + if (vv->linkFramePtr == NULL) { + Jim_IncrRefCount(valObjPtr); + Jim_DecrRefCount(interp, vv->objPtr); + vv->objPtr = valObjPtr; + } + else { + Jim_CallFrame *savedCallFrame; + + savedCallFrame = interp->framePtr; + interp->framePtr = vv->linkFramePtr; + err = Jim_SetVariable(interp, vv->objPtr, valObjPtr); + interp->framePtr = savedCallFrame; + if (err != JIM_OK) + return err; + } + } + return JIM_OK; +} + +int Jim_SetVariableStr(Jim_Interp *interp, const char *name, Jim_Obj *objPtr) +{ + Jim_Obj *nameObjPtr; + int result; + + nameObjPtr = Jim_NewStringObj(interp, name, -1); + Jim_IncrRefCount(nameObjPtr); + result = Jim_SetVariable(interp, nameObjPtr, objPtr); + Jim_DecrRefCount(interp, nameObjPtr); + return result; +} + +int Jim_SetGlobalVariableStr(Jim_Interp *interp, const char *name, Jim_Obj *objPtr) +{ + Jim_CallFrame *savedFramePtr; + int result; + + savedFramePtr = interp->framePtr; + interp->framePtr = interp->topFramePtr; + result = Jim_SetVariableStr(interp, name, objPtr); + interp->framePtr = savedFramePtr; + return result; +} + +int Jim_SetVariableStrWithStr(Jim_Interp *interp, const char *name, const char *val) +{ + Jim_Obj *valObjPtr; + int result; + + valObjPtr = Jim_NewStringObj(interp, val, -1); + Jim_IncrRefCount(valObjPtr); + result = Jim_SetVariableStr(interp, name, valObjPtr); + Jim_DecrRefCount(interp, valObjPtr); + return result; +} + +int Jim_SetVariableLink(Jim_Interp *interp, Jim_Obj *nameObjPtr, + Jim_Obj *targetNameObjPtr, Jim_CallFrame *targetCallFrame) +{ + const char *varName; + const char *targetName; + Jim_CallFrame *framePtr; + Jim_VarVal *vv; + int len; + int varnamelen; + + + switch (SetVariableFromAny(interp, nameObjPtr)) { + case JIM_DICT_SUGAR: + + Jim_SetResultFormatted(interp, "bad variable name \"%#s\": upvar won't create a scalar variable that looks like an array element", nameObjPtr); + return JIM_ERR; + + case JIM_OK: + vv = nameObjPtr->internalRep.varValue.vv; + + if (vv->linkFramePtr == NULL) { + Jim_SetResultFormatted(interp, "variable \"%#s\" already exists", nameObjPtr); + return JIM_ERR; + } + + + vv->linkFramePtr = NULL; + break; + } + + + + varName = Jim_GetString(nameObjPtr, &varnamelen); + + if (varName[0] == ':' && varName[1] == ':') { + while (*varName == ':') { + varName++; + varnamelen--; + } + + framePtr = interp->topFramePtr; + } + else { + framePtr = interp->framePtr; + } + + targetName = Jim_GetString(targetNameObjPtr, &len); + if (targetName[0] == ':' && targetName[1] == ':') { + while (*targetName == ':') { + targetName++; + len--; + } + targetNameObjPtr = Jim_NewStringObj(interp, targetName, len); + targetCallFrame = interp->topFramePtr; + } + Jim_IncrRefCount(targetNameObjPtr); + + if (framePtr->level < targetCallFrame->level) { + Jim_SetResultFormatted(interp, + "bad variable name \"%#s\": upvar won't create namespace variable that refers to procedure variable", + nameObjPtr); + Jim_DecrRefCount(interp, targetNameObjPtr); + return JIM_ERR; + } + + + if (framePtr == targetCallFrame) { + Jim_Obj *objPtr = targetNameObjPtr; + + + while (1) { + if (Jim_Length(objPtr) == varnamelen && memcmp(Jim_String(objPtr), varName, varnamelen) == 0) { + Jim_SetResultString(interp, "can't upvar from variable to itself", -1); + Jim_DecrRefCount(interp, targetNameObjPtr); + return JIM_ERR; + } + if (SetVariableFromAny(interp, objPtr) != JIM_OK) + break; + vv = objPtr->internalRep.varValue.vv; + if (vv->linkFramePtr != targetCallFrame) + break; + objPtr = vv->objPtr; + } + } + + + Jim_SetVariable(interp, nameObjPtr, targetNameObjPtr); + + nameObjPtr->internalRep.varValue.vv->linkFramePtr = targetCallFrame; + Jim_DecrRefCount(interp, targetNameObjPtr); + return JIM_OK; +} + +Jim_Obj *Jim_GetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags) +{ + if (interp->safeexpr) { + return nameObjPtr; + } + switch (SetVariableFromAny(interp, nameObjPtr)) { + case JIM_OK:{ + Jim_VarVal *vv = nameObjPtr->internalRep.varValue.vv; + + if (vv->linkFramePtr == NULL) { + return vv->objPtr; + } + else { + Jim_Obj *objPtr; + + + Jim_CallFrame *savedCallFrame = interp->framePtr; + + interp->framePtr = vv->linkFramePtr; + objPtr = Jim_GetVariable(interp, vv->objPtr, flags); + interp->framePtr = savedCallFrame; + if (objPtr) { + return objPtr; + } + + } + } + break; + + case JIM_DICT_SUGAR: + + return JimDictSugarGet(interp, nameObjPtr, flags); + } + if (flags & JIM_ERRMSG) { + Jim_SetResultFormatted(interp, "can't read \"%#s\": no such variable", nameObjPtr); + } + return NULL; +} + +Jim_Obj *Jim_GetGlobalVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags) +{ + Jim_CallFrame *savedFramePtr; + Jim_Obj *objPtr; + + savedFramePtr = interp->framePtr; + interp->framePtr = interp->topFramePtr; + objPtr = Jim_GetVariable(interp, nameObjPtr, flags); + interp->framePtr = savedFramePtr; + + return objPtr; +} + +Jim_Obj *Jim_GetVariableStr(Jim_Interp *interp, const char *name, int flags) +{ + Jim_Obj *nameObjPtr, *varObjPtr; + + nameObjPtr = Jim_NewStringObj(interp, name, -1); + Jim_IncrRefCount(nameObjPtr); + varObjPtr = Jim_GetVariable(interp, nameObjPtr, flags); + Jim_DecrRefCount(interp, nameObjPtr); + return varObjPtr; +} + +Jim_Obj *Jim_GetGlobalVariableStr(Jim_Interp *interp, const char *name, int flags) +{ + Jim_CallFrame *savedFramePtr; + Jim_Obj *objPtr; + + savedFramePtr = interp->framePtr; + interp->framePtr = interp->topFramePtr; + objPtr = Jim_GetVariableStr(interp, name, flags); + interp->framePtr = savedFramePtr; + + return objPtr; +} + +int Jim_UnsetVariable(Jim_Interp *interp, Jim_Obj *nameObjPtr, int flags) +{ + Jim_VarVal *vv; + int retval; + Jim_CallFrame *framePtr; + + retval = SetVariableFromAny(interp, nameObjPtr); + if (retval == JIM_DICT_SUGAR) { + + return JimDictSugarSet(interp, nameObjPtr, NULL); + } + else if (retval == JIM_OK) { + vv = nameObjPtr->internalRep.varValue.vv; + + + if (vv->linkFramePtr) { + framePtr = interp->framePtr; + interp->framePtr = vv->linkFramePtr; + retval = Jim_UnsetVariable(interp, vv->objPtr, JIM_NONE); + interp->framePtr = framePtr; + } + else { + if (nameObjPtr->internalRep.varValue.global) { + int len; + const char *name = Jim_GetString(nameObjPtr, &len); + while (*name == ':') { + name++; + len--; + } + framePtr = interp->topFramePtr; + Jim_Obj *tempObj = Jim_NewStringObj(interp, name, len); + retval = JimUnsetVariable(&framePtr->vars, tempObj); + Jim_FreeNewObj(interp, tempObj); + } + else { + framePtr = interp->framePtr; + retval = JimUnsetVariable(&framePtr->vars, nameObjPtr); + } + + if (retval == JIM_OK) { + + framePtr->id = interp->callFrameEpoch++; + } + } + } + if (retval != JIM_OK && (flags & JIM_ERRMSG)) { + Jim_SetResultFormatted(interp, "can't unset \"%#s\": no such variable", nameObjPtr); + } + return retval; +} + + + +static void JimDictSugarParseVarKey(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj **varPtrPtr, Jim_Obj **keyPtrPtr) +{ + const char *str, *p; + int len, keyLen; + Jim_Obj *varObjPtr, *keyObjPtr; + + str = Jim_GetString(objPtr, &len); + + p = strchr(str, '('); + JimPanic((p == NULL, "JimDictSugarParseVarKey() called for non-dict-sugar (%s)", str)); + + varObjPtr = Jim_NewStringObj(interp, str, p - str); + + p++; + keyLen = (str + len) - p; + if (str[len - 1] == ')') { + keyLen--; + } + + + keyObjPtr = Jim_NewStringObj(interp, p, keyLen); + + Jim_IncrRefCount(varObjPtr); + Jim_IncrRefCount(keyObjPtr); + *varPtrPtr = varObjPtr; + *keyPtrPtr = keyObjPtr; +} + +static int JimDictSugarSet(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *valObjPtr) +{ + int err; + + SetDictSubstFromAny(interp, objPtr); + + err = Jim_SetDictKeysVector(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr, + &objPtr->internalRep.dictSubstValue.indexObjPtr, 1, valObjPtr, JIM_MUSTEXIST); + + if (err == JIM_OK) { + + Jim_SetEmptyResult(interp); + } + else { + if (!valObjPtr) { + + if (Jim_GetVariable(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr, JIM_NONE)) { + Jim_SetResultFormatted(interp, "can't unset \"%#s\": no such element in array", + objPtr); + return err; + } + } + + Jim_SetResultFormatted(interp, "can't %s \"%#s\": variable isn't array", + (valObjPtr ? "set" : "unset"), objPtr); + } + return err; +} + +static Jim_Obj *JimDictExpandArrayVariable(Jim_Interp *interp, Jim_Obj *varObjPtr, + Jim_Obj *keyObjPtr, int flags) +{ + Jim_Obj *dictObjPtr; + Jim_Obj *resObjPtr = NULL; + int ret; + + dictObjPtr = Jim_GetVariable(interp, varObjPtr, JIM_ERRMSG); + if (!dictObjPtr) { + return NULL; + } + + ret = Jim_DictKey(interp, dictObjPtr, keyObjPtr, &resObjPtr, JIM_NONE); + if (ret != JIM_OK) { + Jim_SetResultFormatted(interp, + "can't read \"%#s(%#s)\": %s array", varObjPtr, keyObjPtr, + ret < 0 ? "variable isn't" : "no such element in"); + } + else if ((flags & JIM_UNSHARED) && Jim_IsShared(dictObjPtr)) { + + Jim_SetVariable(interp, varObjPtr, Jim_DuplicateObj(interp, dictObjPtr)); + } + + return resObjPtr; +} + + +static Jim_Obj *JimDictSugarGet(Jim_Interp *interp, Jim_Obj *objPtr, int flags) +{ + SetDictSubstFromAny(interp, objPtr); + + return JimDictExpandArrayVariable(interp, + objPtr->internalRep.dictSubstValue.varNameObjPtr, + objPtr->internalRep.dictSubstValue.indexObjPtr, flags); +} + + + +void FreeDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr); + Jim_DecrRefCount(interp, objPtr->internalRep.dictSubstValue.indexObjPtr); +} + +static void DupDictSubstInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + + dupPtr->internalRep = srcPtr->internalRep; + + Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.varNameObjPtr); + Jim_IncrRefCount(dupPtr->internalRep.dictSubstValue.indexObjPtr); +} + + +static void SetDictSubstFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + if (objPtr->typePtr != &dictSubstObjType) { + Jim_Obj *varObjPtr, *keyObjPtr; + + if (objPtr->typePtr == &interpolatedObjType) { + + + varObjPtr = objPtr->internalRep.dictSubstValue.varNameObjPtr; + keyObjPtr = objPtr->internalRep.dictSubstValue.indexObjPtr; + + Jim_IncrRefCount(varObjPtr); + Jim_IncrRefCount(keyObjPtr); + } + else { + JimDictSugarParseVarKey(interp, objPtr, &varObjPtr, &keyObjPtr); + } + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &dictSubstObjType; + objPtr->internalRep.dictSubstValue.varNameObjPtr = varObjPtr; + objPtr->internalRep.dictSubstValue.indexObjPtr = keyObjPtr; + } +} + +static Jim_Obj *JimExpandDictSugar(Jim_Interp *interp, Jim_Obj *objPtr) +{ + Jim_Obj *resObjPtr = NULL; + Jim_Obj *substKeyObjPtr = NULL; + + if (interp->safeexpr) { + return objPtr; + } + + SetDictSubstFromAny(interp, objPtr); + + if (Jim_SubstObj(interp, objPtr->internalRep.dictSubstValue.indexObjPtr, + &substKeyObjPtr, JIM_NONE) + != JIM_OK) { + return NULL; + } + Jim_IncrRefCount(substKeyObjPtr); + resObjPtr = + JimDictExpandArrayVariable(interp, objPtr->internalRep.dictSubstValue.varNameObjPtr, + substKeyObjPtr, 0); + Jim_DecrRefCount(interp, substKeyObjPtr); + + return resObjPtr; +} + + +static Jim_CallFrame *JimCreateCallFrame(Jim_Interp *interp, Jim_CallFrame *parent, Jim_Obj *nsObj) +{ + Jim_CallFrame *cf; + + if (interp->freeFramesList) { + cf = interp->freeFramesList; + interp->freeFramesList = cf->next; + + cf->argv = NULL; + cf->argc = 0; + cf->procArgsObjPtr = NULL; + cf->procBodyObjPtr = NULL; + cf->next = NULL; + cf->staticVars = NULL; + cf->localCommands = NULL; + cf->tailcallObj = NULL; + cf->tailcallCmd = NULL; + } + else { + cf = Jim_Alloc(sizeof(*cf)); + memset(cf, 0, sizeof(*cf)); + + Jim_InitHashTable(&cf->vars, &JimVariablesHashTableType, interp); + } + + cf->id = interp->callFrameEpoch++; + cf->parent = parent; + cf->level = parent ? parent->level + 1 : 0; + cf->nsObj = nsObj; + Jim_IncrRefCount(nsObj); + + return cf; +} + +static int JimDeleteLocalProcs(Jim_Interp *interp, Jim_Stack *localCommands) +{ + + if (localCommands) { + Jim_Obj *cmdNameObj; + + while ((cmdNameObj = Jim_StackPop(localCommands)) != NULL) { + Jim_HashTable *ht = &interp->commands; + Jim_HashEntry *he = Jim_FindHashEntry(ht, cmdNameObj); + if (he) { + Jim_Cmd *cmd = Jim_GetHashEntryVal(he); + if (cmd->prevCmd) { + Jim_Cmd *prevCmd = cmd->prevCmd; + cmd->prevCmd = NULL; + + + JimDecrCmdRefCount(interp, cmd); + + + Jim_SetHashVal(ht, he, prevCmd); + } + else { + Jim_DeleteHashEntry(ht, cmdNameObj); + } + } + Jim_DecrRefCount(interp, cmdNameObj); + } + Jim_FreeStack(localCommands); + Jim_Free(localCommands); + } + return JIM_OK; +} + +static int JimInvokeDefer(Jim_Interp *interp, int retcode) +{ + Jim_Obj *objPtr; + + + if (JimFindVariable(&interp->framePtr->vars, interp->defer) == NULL) { + return retcode; + } + objPtr = Jim_GetVariable(interp, interp->defer, JIM_NONE); + + if (objPtr) { + int ret = JIM_OK; + int i; + int listLen = Jim_ListLength(interp, objPtr); + Jim_Obj *resultObjPtr; + + Jim_IncrRefCount(objPtr); + + resultObjPtr = Jim_GetResult(interp); + Jim_IncrRefCount(resultObjPtr); + Jim_SetEmptyResult(interp); + + + for (i = listLen; i > 0; i--) { + + Jim_Obj *scriptObjPtr = Jim_ListGetIndex(interp, objPtr, i - 1); + ret = Jim_EvalObj(interp, scriptObjPtr); + if (ret != JIM_OK) { + break; + } + } + + if (ret == JIM_OK || retcode == JIM_ERR) { + + Jim_SetResult(interp, resultObjPtr); + } + else { + retcode = ret; + } + + Jim_DecrRefCount(interp, resultObjPtr); + Jim_DecrRefCount(interp, objPtr); + } + return retcode; +} + +#define JIM_FCF_FULL 0 +#define JIM_FCF_REUSE 1 +static void JimFreeCallFrame(Jim_Interp *interp, Jim_CallFrame *cf, int action) + { + JimDeleteLocalProcs(interp, cf->localCommands); + + if (cf->procArgsObjPtr) + Jim_DecrRefCount(interp, cf->procArgsObjPtr); + if (cf->procBodyObjPtr) + Jim_DecrRefCount(interp, cf->procBodyObjPtr); + Jim_DecrRefCount(interp, cf->nsObj); + if (action == JIM_FCF_FULL || cf->vars.size != JIM_HT_INITIAL_SIZE) + Jim_FreeHashTable(&cf->vars); + else { + Jim_ClearHashTable(&cf->vars); + } + cf->next = interp->freeFramesList; + interp->freeFramesList = cf; +} + + + +int Jim_IsBigEndian(void) +{ + union { + unsigned short s; + unsigned char c[2]; + } uval = {0x0102}; + + return uval.c[0] == 1; +} + + +Jim_Interp *Jim_CreateInterp(void) +{ + Jim_Interp *i = Jim_Alloc(sizeof(*i)); + + memset(i, 0, sizeof(*i)); + + i->maxCallFrameDepth = JIM_MAX_CALLFRAME_DEPTH; + i->maxEvalDepth = JIM_MAX_EVAL_DEPTH; + i->lastCollectTime = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW); + + Jim_InitHashTable(&i->commands, &JimCommandsHashTableType, i); +#ifdef JIM_REFERENCES + Jim_InitHashTable(&i->references, &JimReferencesHashTableType, i); +#endif + Jim_InitHashTable(&i->assocData, &JimAssocDataHashTableType, i); + Jim_InitHashTable(&i->packages, &JimPackageHashTableType, NULL); + i->emptyObj = Jim_NewEmptyStringObj(i); + i->trueObj = Jim_NewIntObj(i, 1); + i->falseObj = Jim_NewIntObj(i, 0); + i->framePtr = i->topFramePtr = JimCreateCallFrame(i, NULL, i->emptyObj); + i->result = i->emptyObj; + i->stackTrace = Jim_NewListObj(i, NULL, 0); + i->unknown = Jim_NewStringObj(i, "unknown", -1); + i->defer = Jim_NewStringObj(i, "jim::defer", -1); + i->errorProc = i->emptyObj; + i->nullScriptObj = Jim_NewEmptyStringObj(i); + i->evalFrame = &i->topEvalFrame; + i->currentFilenameObj = Jim_NewEmptyStringObj(i); + Jim_IncrRefCount(i->emptyObj); + Jim_IncrRefCount(i->result); + Jim_IncrRefCount(i->stackTrace); + Jim_IncrRefCount(i->unknown); + Jim_IncrRefCount(i->defer); + Jim_IncrRefCount(i->nullScriptObj); + Jim_IncrRefCount(i->errorProc); + Jim_IncrRefCount(i->trueObj); + Jim_IncrRefCount(i->falseObj); + Jim_IncrRefCount(i->currentFilenameObj); + + + Jim_SetVariableStrWithStr(i, JIM_LIBPATH, TCL_LIBRARY); + Jim_SetVariableStrWithStr(i, JIM_INTERACTIVE, "0"); + + Jim_SetVariableStrWithStr(i, "tcl_platform(engine)", "Jim"); + Jim_SetVariableStrWithStr(i, "tcl_platform(os)", TCL_PLATFORM_OS); + Jim_SetVariableStrWithStr(i, "tcl_platform(platform)", TCL_PLATFORM_PLATFORM); + Jim_SetVariableStrWithStr(i, "tcl_platform(pathSeparator)", TCL_PLATFORM_PATH_SEPARATOR); + Jim_SetVariableStrWithStr(i, "tcl_platform(byteOrder)", Jim_IsBigEndian() ? "bigEndian" : "littleEndian"); + Jim_SetVariableStrWithStr(i, "tcl_platform(threaded)", "0"); + Jim_SetVariableStrWithStr(i, "tcl_platform(bootstrap)", "0"); + Jim_SetVariableStr(i, "tcl_platform(pointerSize)", Jim_NewIntObj(i, sizeof(void *))); + Jim_SetVariableStr(i, "tcl_platform(wordSize)", Jim_NewIntObj(i, sizeof(jim_wide))); + Jim_SetVariableStr(i, "tcl_platform(stackFormat)", Jim_NewIntObj(i, 4)); + + return i; +} + +void Jim_FreeInterp(Jim_Interp *i) +{ + Jim_CallFrame *cf, *cfx; + + Jim_Obj *objPtr, *nextObjPtr; + + i->quitting = 1; + + + for (cf = i->framePtr; cf; cf = cfx) { + + JimInvokeDefer(i, JIM_OK); + cfx = cf->parent; + JimFreeCallFrame(i, cf, JIM_FCF_FULL); + } + + + Jim_FreeHashTable(&i->commands); + + Jim_DecrRefCount(i, i->emptyObj); + Jim_DecrRefCount(i, i->trueObj); + Jim_DecrRefCount(i, i->falseObj); + Jim_DecrRefCount(i, i->result); + Jim_DecrRefCount(i, i->stackTrace); + Jim_DecrRefCount(i, i->errorProc); + Jim_DecrRefCount(i, i->unknown); + Jim_DecrRefCount(i, i->defer); + Jim_DecrRefCount(i, i->nullScriptObj); + Jim_DecrRefCount(i, i->currentFilenameObj); + + + Jim_InterpIncrProcEpoch(i); + +#ifdef JIM_REFERENCES + Jim_FreeHashTable(&i->references); +#endif + Jim_FreeHashTable(&i->packages); + Jim_Free(i->prngState); + Jim_FreeHashTable(&i->assocData); + if (i->traceCmdObj) { + Jim_DecrRefCount(i, i->traceCmdObj); + } + +#ifdef JIM_MAINTAINER + if (i->liveList != NULL) { + objPtr = i->liveList; + + printf("\n-------------------------------------\n"); + printf("Objects still in the free list:\n"); + while (objPtr) { + const char *type = objPtr->typePtr ? objPtr->typePtr->name : "string"; + Jim_String(objPtr); + + if (objPtr->bytes && strlen(objPtr->bytes) > 20) { + printf("%p (%d) %-10s: '%.20s...'\n", + (void *)objPtr, objPtr->refCount, type, objPtr->bytes); + } + else { + printf("%p (%d) %-10s: '%s'\n", + (void *)objPtr, objPtr->refCount, type, objPtr->bytes ? objPtr->bytes : "(null)"); + } + if (objPtr->typePtr == &sourceObjType) { + printf("FILE %s LINE %d\n", + Jim_String(objPtr->internalRep.sourceValue.fileNameObj), + objPtr->internalRep.sourceValue.lineNumber); + } + objPtr = objPtr->nextObjPtr; + } + printf("-------------------------------------\n\n"); + JimPanic((1, "Live list non empty freeing the interpreter! Leak?")); + } +#endif + + + objPtr = i->freeList; + while (objPtr) { + nextObjPtr = objPtr->nextObjPtr; + Jim_Free(objPtr); + objPtr = nextObjPtr; + } + + + for (cf = i->freeFramesList; cf; cf = cfx) { + cfx = cf->next; + if (cf->vars.table) + Jim_FreeHashTable(&cf->vars); + Jim_Free(cf); + } + + + Jim_Free(i); +} + +Jim_CallFrame *Jim_GetCallFrameByLevel(Jim_Interp *interp, Jim_Obj *levelObjPtr) +{ + long level; + const char *str; + Jim_CallFrame *framePtr; + + if (levelObjPtr) { + str = Jim_String(levelObjPtr); + if (str[0] == '#') { + char *endptr; + + level = jim_strtol(str + 1, &endptr); + if (str[1] == '\0' || endptr[0] != '\0') { + level = -1; + } + } + else { + if (Jim_GetLong(interp, levelObjPtr, &level) != JIM_OK || level < 0) { + level = -1; + } + else { + + level = interp->framePtr->level - level; + } + } + } + else { + str = "1"; + level = interp->framePtr->level - 1; + } + + if (level == 0) { + return interp->topFramePtr; + } + if (level > 0) { + + for (framePtr = interp->framePtr; framePtr; framePtr = framePtr->parent) { + if (framePtr->level == level) { + return framePtr; + } + } + } + + Jim_SetResultFormatted(interp, "bad level \"%s\"", str); + return NULL; +} + +static Jim_CallFrame *JimGetCallFrameByInteger(Jim_Interp *interp, long level) +{ + Jim_CallFrame *framePtr; + + if (level == 0) { + return interp->framePtr; + } + + if (level < 0) { + + level = interp->framePtr->level + level; + } + + if (level > 0) { + + for (framePtr = interp->framePtr; framePtr; framePtr = framePtr->parent) { + if (framePtr->level == level) { + return framePtr; + } + } + } + return NULL; +} + +static Jim_EvalFrame *JimGetEvalFrameByProcLevel(Jim_Interp *interp, int proclevel) +{ + Jim_EvalFrame *evalFrame; + + if (proclevel == 0) { + return interp->evalFrame; + } + + if (proclevel < 0) { + + proclevel = interp->procLevel + proclevel; + } + + if (proclevel >= 0) { + + for (evalFrame = interp->evalFrame; evalFrame; evalFrame = evalFrame->parent) { + if (evalFrame->procLevel == proclevel) { + return evalFrame; + } + } + } + return NULL; +} + +static Jim_Obj *JimProcForEvalFrame(Jim_Interp *interp, Jim_EvalFrame *frame) +{ + if (frame == interp->evalFrame || (frame->cmd && frame->cmd->cmdNameObj)) { + Jim_EvalFrame *e; + for (e = frame->parent; e; e = e->parent) { + if (e->cmd && e->cmd->isproc && e->cmd->cmdNameObj) { + break; + } + } + if (e && e->cmd && e->cmd->cmdNameObj) { + return e->cmd->cmdNameObj; + } + } + return NULL; +} + +static void JimAddStackFrame(Jim_Interp *interp, Jim_EvalFrame *frame, Jim_Obj *listObj) +{ + Jim_Obj *procNameObj = JimProcForEvalFrame(interp, frame); + Jim_Obj *fileNameObj = interp->emptyObj; + int linenr = 1; + + if (frame->scriptObj) { + ScriptObj *script = JimGetScript(interp, frame->scriptObj); + fileNameObj = script->fileNameObj; + linenr = script->linenr; + } + + Jim_ListAppendElement(interp, listObj, procNameObj ? procNameObj : interp->emptyObj); + Jim_ListAppendElement(interp, listObj, fileNameObj); + Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, linenr)); + Jim_ListAppendElement(interp, listObj, Jim_NewListObj(interp, frame->argv, frame->argc)); +} + +static void JimSetStackTrace(Jim_Interp *interp, Jim_Obj *stackTraceObj) +{ + + Jim_IncrRefCount(stackTraceObj); + Jim_DecrRefCount(interp, interp->stackTrace); + interp->stackTrace = stackTraceObj; + interp->errorFlag = 1; +} + +static void JimSetErrorStack(Jim_Interp *interp, ScriptObj *script) +{ + if (!interp->errorFlag) { + int i; + Jim_Obj *stackTrace = Jim_NewListObj(interp, NULL, 0); + + if (interp->procLevel == 0 && script) { + Jim_ListAppendElement(interp, stackTrace, interp->emptyObj); + Jim_ListAppendElement(interp, stackTrace, script->fileNameObj); + Jim_ListAppendElement(interp, stackTrace, Jim_NewIntObj(interp, script->linenr)); + Jim_ListAppendElement(interp, stackTrace, interp->emptyObj); + } + else { + for (i = 0; i <= interp->procLevel; i++) { + Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, -i); + if (frame) { + JimAddStackFrame(interp, frame, stackTrace); + } + } + } + JimSetStackTrace(interp, stackTrace); + } +} + +int Jim_SetAssocData(Jim_Interp *interp, const char *key, Jim_InterpDeleteProc * delProc, + void *data) +{ + AssocDataValue *assocEntryPtr = (AssocDataValue *) Jim_Alloc(sizeof(AssocDataValue)); + + assocEntryPtr->delProc = delProc; + assocEntryPtr->data = data; + return Jim_AddHashEntry(&interp->assocData, key, assocEntryPtr); +} + +void *Jim_GetAssocData(Jim_Interp *interp, const char *key) +{ + Jim_HashEntry *entryPtr = Jim_FindHashEntry(&interp->assocData, key); + + if (entryPtr != NULL) { + AssocDataValue *assocEntryPtr = Jim_GetHashEntryVal(entryPtr); + return assocEntryPtr->data; + } + return NULL; +} + +int Jim_DeleteAssocData(Jim_Interp *interp, const char *key) +{ + return Jim_DeleteHashEntry(&interp->assocData, key); +} + +int Jim_GetExitCode(Jim_Interp *interp) +{ + return interp->exitCode; +} + +static void UpdateStringOfInt(struct Jim_Obj *objPtr); +static int SetIntFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags); + +static const Jim_ObjType intObjType = { + "int", + NULL, + NULL, + UpdateStringOfInt, + JIM_TYPE_NONE, +}; + +static const Jim_ObjType coercedDoubleObjType = { + "coerced-double", + NULL, + NULL, + UpdateStringOfInt, + JIM_TYPE_NONE, +}; + + +static void UpdateStringOfInt(struct Jim_Obj *objPtr) +{ + char buf[JIM_INTEGER_SPACE + 1]; + jim_wide wideValue = JimWideValue(objPtr); + int pos = 0; + + if (wideValue == 0) { + buf[pos++] = '0'; + } + else { + char tmp[JIM_INTEGER_SPACE]; + int num = 0; + int i; + + if (wideValue < 0) { + buf[pos++] = '-'; + i = wideValue % 10; + tmp[num++] = (i > 0) ? (10 - i) : -i; + wideValue /= -10; + } + + while (wideValue) { + tmp[num++] = wideValue % 10; + wideValue /= 10; + } + + for (i = 0; i < num; i++) { + buf[pos++] = '0' + tmp[num - i - 1]; + } + } + buf[pos] = 0; + + JimSetStringBytes(objPtr, buf); +} + +static int SetIntFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags) +{ + jim_wide wideValue; + const char *str; + + if (objPtr->typePtr == &coercedDoubleObjType) { + + objPtr->typePtr = &intObjType; + return JIM_OK; + } + + + str = Jim_String(objPtr); + + if (Jim_StringToWide(str, &wideValue, 0) != JIM_OK) { + if (flags & JIM_ERRMSG) { + Jim_SetResultFormatted(interp, "expected integer but got \"%#s\"", objPtr); + } + return JIM_ERR; + } + if ((wideValue == JIM_WIDE_MIN || wideValue == JIM_WIDE_MAX) && errno == ERANGE) { + Jim_SetResultString(interp, "Integer value too big to be represented", -1); + return JIM_ERR; + } + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &intObjType; + objPtr->internalRep.wideValue = wideValue; + return JIM_OK; +} + +#ifdef JIM_OPTIMIZATION +static int JimIsWide(Jim_Obj *objPtr) +{ + return objPtr->typePtr == &intObjType; +} +#endif + +int Jim_GetWide(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr) +{ + if (objPtr->typePtr != &intObjType && SetIntFromAny(interp, objPtr, JIM_ERRMSG) == JIM_ERR) + return JIM_ERR; + *widePtr = JimWideValue(objPtr); + return JIM_OK; +} + +int Jim_GetWideExpr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr) +{ + int ret = JIM_OK; + + if (objPtr->typePtr == &sourceObjType || objPtr->typePtr == NULL) { + SetIntFromAny(interp, objPtr, 0); + } + if (objPtr->typePtr == &intObjType) { + *widePtr = JimWideValue(objPtr); + } + else { + JimPanic((interp->safeexpr, "interp->safeexpr is set")); + interp->safeexpr++; + ret = Jim_EvalExpression(interp, objPtr); + interp->safeexpr--; + + if (ret == JIM_OK) { + ret = Jim_GetWide(interp, Jim_GetResult(interp), widePtr); + } + if (ret != JIM_OK) { + Jim_SetResultFormatted(interp, "expected integer expression but got \"%#s\"", objPtr); + } + } + return ret; +} + + +static int JimGetWideNoErr(Jim_Interp *interp, Jim_Obj *objPtr, jim_wide * widePtr) +{ + if (objPtr->typePtr != &intObjType && SetIntFromAny(interp, objPtr, JIM_NONE) == JIM_ERR) + return JIM_ERR; + *widePtr = JimWideValue(objPtr); + return JIM_OK; +} + +int Jim_GetLong(Jim_Interp *interp, Jim_Obj *objPtr, long *longPtr) +{ + jim_wide wideValue; + int retval; + + retval = Jim_GetWide(interp, objPtr, &wideValue); + if (retval == JIM_OK) { + *longPtr = (long)wideValue; + return JIM_OK; + } + return JIM_ERR; +} + +Jim_Obj *Jim_NewIntObj(Jim_Interp *interp, jim_wide wideValue) +{ + Jim_Obj *objPtr; + + objPtr = Jim_NewObj(interp); + objPtr->typePtr = &intObjType; + objPtr->bytes = NULL; + objPtr->internalRep.wideValue = wideValue; + return objPtr; +} + +#define JIM_DOUBLE_SPACE 30 + +static void UpdateStringOfDouble(struct Jim_Obj *objPtr); +static int SetDoubleFromAny(Jim_Interp *interp, Jim_Obj *objPtr); + +static const Jim_ObjType doubleObjType = { + "double", + NULL, + NULL, + UpdateStringOfDouble, + JIM_TYPE_NONE, +}; + +#if !HAVE_DECL_ISNAN +#undef isnan +#define isnan(X) ((X) != (X)) +#endif +#if !HAVE_DECL_ISINF +#undef isinf +#define isinf(X) (1.0 / (X) == 0.0) +#endif + +static void UpdateStringOfDouble(struct Jim_Obj *objPtr) +{ + double value = objPtr->internalRep.doubleValue; + + if (isnan(value)) { + JimSetStringBytes(objPtr, "NaN"); + return; + } + if (isinf(value)) { + if (value < 0) { + JimSetStringBytes(objPtr, "-Inf"); + } + else { + JimSetStringBytes(objPtr, "Inf"); + } + return; + } + { + char buf[JIM_DOUBLE_SPACE + 1]; + int i; + int len = sprintf(buf, "%.12g", value); + + + for (i = 0; i < len; i++) { + if (buf[i] == '.' || buf[i] == 'e') { +#if defined(JIM_SPRINTF_DOUBLE_NEEDS_FIX) + char *e = strchr(buf, 'e'); + if (e && (e[1] == '-' || e[1] == '+') && e[2] == '0') { + + e += 2; + memmove(e, e + 1, len - (e - buf)); + } +#endif + break; + } + } + if (buf[i] == '\0') { + buf[i++] = '.'; + buf[i++] = '0'; + buf[i] = '\0'; + } + JimSetStringBytes(objPtr, buf); + } +} + +static int SetDoubleFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + double doubleValue; + jim_wide wideValue; + const char *str; + +#ifdef HAVE_LONG_LONG + +#define MIN_INT_IN_DOUBLE -(1LL << 53) +#define MAX_INT_IN_DOUBLE -(MIN_INT_IN_DOUBLE + 1) + + if (objPtr->typePtr == &intObjType + && JimWideValue(objPtr) >= MIN_INT_IN_DOUBLE + && JimWideValue(objPtr) <= MAX_INT_IN_DOUBLE) { + + + objPtr->typePtr = &coercedDoubleObjType; + return JIM_OK; + } +#endif + str = Jim_String(objPtr); + + if (Jim_StringToWide(str, &wideValue, 10) == JIM_OK) { + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &coercedDoubleObjType; + objPtr->internalRep.wideValue = wideValue; + return JIM_OK; + } + else { + + if (Jim_StringToDouble(str, &doubleValue) != JIM_OK) { + Jim_SetResultFormatted(interp, "expected floating-point number but got \"%#s\"", objPtr); + return JIM_ERR; + } + + Jim_FreeIntRep(interp, objPtr); + } + objPtr->typePtr = &doubleObjType; + objPtr->internalRep.doubleValue = doubleValue; + return JIM_OK; +} + +int Jim_GetDouble(Jim_Interp *interp, Jim_Obj *objPtr, double *doublePtr) +{ + if (objPtr->typePtr == &coercedDoubleObjType) { + *doublePtr = JimWideValue(objPtr); + return JIM_OK; + } + if (objPtr->typePtr != &doubleObjType && SetDoubleFromAny(interp, objPtr) == JIM_ERR) + return JIM_ERR; + + if (objPtr->typePtr == &coercedDoubleObjType) { + *doublePtr = JimWideValue(objPtr); + } + else { + *doublePtr = objPtr->internalRep.doubleValue; + } + return JIM_OK; +} + +Jim_Obj *Jim_NewDoubleObj(Jim_Interp *interp, double doubleValue) +{ + Jim_Obj *objPtr; + + objPtr = Jim_NewObj(interp); + objPtr->typePtr = &doubleObjType; + objPtr->bytes = NULL; + objPtr->internalRep.doubleValue = doubleValue; + return objPtr; +} + +static int SetBooleanFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags); + +int Jim_GetBoolean(Jim_Interp *interp, Jim_Obj *objPtr, int * booleanPtr) +{ + if (objPtr->typePtr != &intObjType && SetBooleanFromAny(interp, objPtr, JIM_ERRMSG) == JIM_ERR) + return JIM_ERR; + *booleanPtr = (int) JimWideValue(objPtr); + return JIM_OK; +} + +static const char * const jim_true_false_strings[8] = { + "1", "true", "yes", "on", + "0", "false", "no", "off" +}; + +static const int jim_true_false_lens[8] = { + 1, 4, 3, 2, + 1, 5, 2, 3, +}; + +static int SetBooleanFromAny(Jim_Interp *interp, Jim_Obj *objPtr, int flags) +{ + int index = Jim_FindByName(Jim_String(objPtr), jim_true_false_strings, + sizeof(jim_true_false_strings) / sizeof(*jim_true_false_strings)); + if (index < 0) { + if (flags & JIM_ERRMSG) { + Jim_SetResultFormatted(interp, "expected boolean but got \"%#s\"", objPtr); + } + return JIM_ERR; + } + + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &intObjType; + + objPtr->internalRep.wideValue = index < 4 ? 1 : 0; + return JIM_OK; +} + +static void ListInsertElements(Jim_Obj *listPtr, int idx, int elemc, Jim_Obj *const *elemVec); +static void ListAppendElement(Jim_Obj *listPtr, Jim_Obj *objPtr); +static void FreeListInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupListInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); +static void UpdateStringOfList(struct Jim_Obj *objPtr); +static int SetListFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + +static const Jim_ObjType listObjType = { + "list", + FreeListInternalRep, + DupListInternalRep, + UpdateStringOfList, + JIM_TYPE_NONE, +}; + +void FreeListInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + int i; + + for (i = 0; i < objPtr->internalRep.listValue.len; i++) { + Jim_DecrRefCount(interp, objPtr->internalRep.listValue.ele[i]); + } + Jim_Free(objPtr->internalRep.listValue.ele); +} + +void DupListInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + int i; + + JIM_NOTUSED(interp); + + dupPtr->internalRep.listValue.len = srcPtr->internalRep.listValue.len; + dupPtr->internalRep.listValue.maxLen = srcPtr->internalRep.listValue.maxLen; + dupPtr->internalRep.listValue.ele = + Jim_Alloc(sizeof(Jim_Obj *) * srcPtr->internalRep.listValue.maxLen); + memcpy(dupPtr->internalRep.listValue.ele, srcPtr->internalRep.listValue.ele, + sizeof(Jim_Obj *) * srcPtr->internalRep.listValue.len); + for (i = 0; i < dupPtr->internalRep.listValue.len; i++) { + Jim_IncrRefCount(dupPtr->internalRep.listValue.ele[i]); + } + dupPtr->typePtr = &listObjType; +} + +#define JIM_ELESTR_SIMPLE 0 +#define JIM_ELESTR_BRACE 1 +#define JIM_ELESTR_QUOTE 2 +static unsigned char ListElementQuotingType(const char *s, int len) +{ + int i, level, blevel, trySimple = 1; + + + if (len == 0) + return JIM_ELESTR_BRACE; + if (s[0] == '"' || s[0] == '{') { + trySimple = 0; + goto testbrace; + } + for (i = 0; i < len; i++) { + switch (s[i]) { + case ' ': + case '$': + case '"': + case '[': + case ']': + case ';': + case '\\': + case '\r': + case '\n': + case '\t': + case '\f': + case '\v': + trySimple = 0; + + case '{': + case '}': + goto testbrace; + } + } + return JIM_ELESTR_SIMPLE; + + testbrace: + + if (s[len - 1] == '\\') + return JIM_ELESTR_QUOTE; + level = 0; + blevel = 0; + for (i = 0; i < len; i++) { + switch (s[i]) { + case '{': + level++; + break; + case '}': + level--; + if (level < 0) + return JIM_ELESTR_QUOTE; + break; + case '[': + blevel++; + break; + case ']': + blevel--; + break; + case '\\': + if (s[i + 1] == '\n') + return JIM_ELESTR_QUOTE; + else if (s[i + 1] != '\0') + i++; + break; + } + } + if (blevel < 0) { + return JIM_ELESTR_QUOTE; + } + + if (level == 0) { + if (!trySimple) + return JIM_ELESTR_BRACE; + for (i = 0; i < len; i++) { + switch (s[i]) { + case ' ': + case '$': + case '"': + case '[': + case ']': + case ';': + case '\\': + case '\r': + case '\n': + case '\t': + case '\f': + case '\v': + return JIM_ELESTR_BRACE; + break; + } + } + return JIM_ELESTR_SIMPLE; + } + return JIM_ELESTR_QUOTE; +} + +static int BackslashQuoteString(const char *s, int len, char *q) +{ + char *p = q; + + while (len--) { + switch (*s) { + case ' ': + case '$': + case '"': + case '[': + case ']': + case '{': + case '}': + case ';': + case '\\': + *p++ = '\\'; + *p++ = *s++; + break; + case '\n': + *p++ = '\\'; + *p++ = 'n'; + s++; + break; + case '\r': + *p++ = '\\'; + *p++ = 'r'; + s++; + break; + case '\t': + *p++ = '\\'; + *p++ = 't'; + s++; + break; + case '\f': + *p++ = '\\'; + *p++ = 'f'; + s++; + break; + case '\v': + *p++ = '\\'; + *p++ = 'v'; + s++; + break; + default: + *p++ = *s++; + break; + } + } + *p = '\0'; + + return p - q; +} + +static void JimMakeListStringRep(Jim_Obj *objPtr, Jim_Obj **objv, int objc) +{ + #define STATIC_QUOTING_LEN 32 + int i, bufLen, realLength; + const char *strRep; + char *p; + unsigned char *quotingType, staticQuoting[STATIC_QUOTING_LEN]; + + + if (objc > STATIC_QUOTING_LEN) { + quotingType = Jim_Alloc(objc); + } + else { + quotingType = staticQuoting; + } + bufLen = 0; + for (i = 0; i < objc; i++) { + int len; + + strRep = Jim_GetString(objv[i], &len); + quotingType[i] = ListElementQuotingType(strRep, len); + switch (quotingType[i]) { + case JIM_ELESTR_SIMPLE: + if (i != 0 || strRep[0] != '#') { + bufLen += len; + break; + } + + quotingType[i] = JIM_ELESTR_BRACE; + + case JIM_ELESTR_BRACE: + bufLen += len + 2; + break; + case JIM_ELESTR_QUOTE: + bufLen += len * 2; + break; + } + bufLen++; + } + bufLen++; + + + p = objPtr->bytes = Jim_Alloc(bufLen + 1); + realLength = 0; + for (i = 0; i < objc; i++) { + int len, qlen; + + strRep = Jim_GetString(objv[i], &len); + + switch (quotingType[i]) { + case JIM_ELESTR_SIMPLE: + memcpy(p, strRep, len); + p += len; + realLength += len; + break; + case JIM_ELESTR_BRACE: + *p++ = '{'; + memcpy(p, strRep, len); + p += len; + *p++ = '}'; + realLength += len + 2; + break; + case JIM_ELESTR_QUOTE: + if (i == 0 && strRep[0] == '#') { + *p++ = '\\'; + realLength++; + } + qlen = BackslashQuoteString(strRep, len, p); + p += qlen; + realLength += qlen; + break; + } + + if (i + 1 != objc) { + *p++ = ' '; + realLength++; + } + } + *p = '\0'; + objPtr->length = realLength; + + if (quotingType != staticQuoting) { + Jim_Free(quotingType); + } +} + +static void UpdateStringOfList(struct Jim_Obj *objPtr) +{ + JimMakeListStringRep(objPtr, objPtr->internalRep.listValue.ele, objPtr->internalRep.listValue.len); +} + +static int SetListFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr) +{ + struct JimParserCtx parser; + const char *str; + int strLen; + Jim_Obj *fileNameObj; + int linenr; + + if (objPtr->typePtr == &listObjType) { + return JIM_OK; + } + + + if (Jim_IsDict(objPtr) && objPtr->bytes == NULL) { + Jim_Dict *dict = objPtr->internalRep.dictValue; + + + objPtr->typePtr = &listObjType; + objPtr->internalRep.listValue.len = dict->len; + objPtr->internalRep.listValue.maxLen = dict->maxLen; + objPtr->internalRep.listValue.ele = dict->table; + + + Jim_Free(dict->ht); + + + Jim_Free(dict); + return JIM_OK; + } + + + fileNameObj = Jim_GetSourceInfo(interp, objPtr, &linenr); + Jim_IncrRefCount(fileNameObj); + + + str = Jim_GetString(objPtr, &strLen); + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &listObjType; + objPtr->internalRep.listValue.len = 0; + objPtr->internalRep.listValue.maxLen = 0; + objPtr->internalRep.listValue.ele = NULL; + + + if (strLen) { + JimParserInit(&parser, str, strLen, linenr); + while (!parser.eof) { + Jim_Obj *elementPtr; + + JimParseList(&parser); + if (parser.tt != JIM_TT_STR && parser.tt != JIM_TT_ESC) + continue; + elementPtr = JimParserGetTokenObj(interp, &parser); + Jim_SetSourceInfo(interp, elementPtr, fileNameObj, parser.tline); + ListAppendElement(objPtr, elementPtr); + } + } + Jim_DecrRefCount(interp, fileNameObj); + return JIM_OK; +} + +Jim_Obj *Jim_NewListObj(Jim_Interp *interp, Jim_Obj *const *elements, int len) +{ + Jim_Obj *objPtr; + + objPtr = Jim_NewObj(interp); + objPtr->typePtr = &listObjType; + objPtr->bytes = NULL; + objPtr->internalRep.listValue.ele = NULL; + objPtr->internalRep.listValue.len = 0; + objPtr->internalRep.listValue.maxLen = 0; + + if (len) { + ListInsertElements(objPtr, 0, len, elements); + } + + return objPtr; +} + +static void JimListGetElements(Jim_Interp *interp, Jim_Obj *listObj, int *listLen, + Jim_Obj ***listVec) +{ + *listLen = Jim_ListLength(interp, listObj); + *listVec = listObj->internalRep.listValue.ele; +} + + +static int JimSign(jim_wide w) +{ + if (w == 0) { + return 0; + } + else if (w < 0) { + return -1; + } + return 1; +} + + +struct lsort_info { + jmp_buf jmpbuf; + Jim_Obj *command; + Jim_Interp *interp; + enum { + JIM_LSORT_ASCII, + JIM_LSORT_NOCASE, + JIM_LSORT_INTEGER, + JIM_LSORT_REAL, + JIM_LSORT_COMMAND, + JIM_LSORT_DICT + } type; + int order; + Jim_Obj **indexv; + int indexc; + int unique; + int (*subfn)(Jim_Obj **, Jim_Obj **); +}; + +static struct lsort_info *sort_info; + +static int ListSortIndexHelper(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + Jim_Obj *lObj, *rObj; + + if (Jim_ListIndices(sort_info->interp, *lhsObj, sort_info->indexv, sort_info->indexc, &lObj, JIM_ERRMSG) != JIM_OK || + Jim_ListIndices(sort_info->interp, *rhsObj, sort_info->indexv, sort_info->indexc, &rObj, JIM_ERRMSG) != JIM_OK) { + longjmp(sort_info->jmpbuf, JIM_ERR); + } + return sort_info->subfn(&lObj, &rObj); +} + + +static int ListSortString(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 0) * sort_info->order; +} + +static int ListSortStringNoCase(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 1) * sort_info->order; +} + +static int ListSortDict(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + + const char *left = Jim_String(*lhsObj); + const char *right = Jim_String(*rhsObj); + + while (1) { + if (isdigit(UCHAR(*left)) && isdigit(UCHAR(*right))) { + + jim_wide lint, rint; + char *lend, *rend; + lint = jim_strtoull(left, &lend); + rint = jim_strtoull(right, &rend); + if (lint != rint) { + return JimSign(lint - rint) * sort_info->order; + } + if (lend -left != rend - right) { + return JimSign((lend - left) - (rend - right)) * sort_info->order; + } + left = lend; + right = rend; + } + else { + int cl, cr; + left += utf8_tounicode_case(left, &cl, 1); + right += utf8_tounicode_case(right, &cr, 1); + if (cl != cr) { + return JimSign(cl - cr) * sort_info->order; + } + if (cl == 0) { + + return Jim_StringCompareObj(sort_info->interp, *lhsObj, *rhsObj, 0) * sort_info->order; + } + } + } +} + +static int ListSortInteger(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + jim_wide lhs = 0, rhs = 0; + + if (Jim_GetWide(sort_info->interp, *lhsObj, &lhs) != JIM_OK || + Jim_GetWide(sort_info->interp, *rhsObj, &rhs) != JIM_OK) { + longjmp(sort_info->jmpbuf, JIM_ERR); + } + + return JimSign(lhs - rhs) * sort_info->order; +} + +static int ListSortReal(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + double lhs = 0, rhs = 0; + + if (Jim_GetDouble(sort_info->interp, *lhsObj, &lhs) != JIM_OK || + Jim_GetDouble(sort_info->interp, *rhsObj, &rhs) != JIM_OK) { + longjmp(sort_info->jmpbuf, JIM_ERR); + } + if (lhs == rhs) { + return 0; + } + if (lhs > rhs) { + return sort_info->order; + } + return -sort_info->order; +} + +static int ListSortCommand(Jim_Obj **lhsObj, Jim_Obj **rhsObj) +{ + Jim_Obj *compare_script; + int rc; + + jim_wide ret = 0; + + + compare_script = Jim_DuplicateObj(sort_info->interp, sort_info->command); + Jim_ListAppendElement(sort_info->interp, compare_script, *lhsObj); + Jim_ListAppendElement(sort_info->interp, compare_script, *rhsObj); + + rc = Jim_EvalObj(sort_info->interp, compare_script); + + if (rc != JIM_OK || Jim_GetWide(sort_info->interp, Jim_GetResult(sort_info->interp), &ret) != JIM_OK) { + longjmp(sort_info->jmpbuf, rc); + } + + return JimSign(ret) * sort_info->order; +} + +static void ListRemoveDuplicates(Jim_Obj *listObjPtr, int (*comp)(Jim_Obj **lhs, Jim_Obj **rhs)) +{ + int src; + int dst = 0; + Jim_Obj **ele = listObjPtr->internalRep.listValue.ele; + + for (src = 1; src < listObjPtr->internalRep.listValue.len; src++) { + if (comp(&ele[dst], &ele[src]) == 0) { + + Jim_DecrRefCount(sort_info->interp, ele[dst]); + } + else { + + dst++; + } + ele[dst] = ele[src]; + } + + + dst++; + if (dst < listObjPtr->internalRep.listValue.len) { + ele[dst] = ele[src]; + } + + + listObjPtr->internalRep.listValue.len = dst; +} + + +static int ListSortElements(Jim_Interp *interp, Jim_Obj *listObjPtr, struct lsort_info *info) +{ + struct lsort_info *prev_info; + + typedef int (qsort_comparator) (const void *, const void *); + int (*fn) (Jim_Obj **, Jim_Obj **); + Jim_Obj **vector; + int len; + int rc; + + JimPanic((Jim_IsShared(listObjPtr), "ListSortElements called with shared object")); + SetListFromAny(interp, listObjPtr); + + + prev_info = sort_info; + sort_info = info; + + vector = listObjPtr->internalRep.listValue.ele; + len = listObjPtr->internalRep.listValue.len; + switch (info->type) { + case JIM_LSORT_ASCII: + fn = ListSortString; + break; + case JIM_LSORT_NOCASE: + fn = ListSortStringNoCase; + break; + case JIM_LSORT_INTEGER: + fn = ListSortInteger; + break; + case JIM_LSORT_REAL: + fn = ListSortReal; + break; + case JIM_LSORT_COMMAND: + fn = ListSortCommand; + break; + case JIM_LSORT_DICT: + fn = ListSortDict; + break; + default: + fn = NULL; + JimPanic((1, "ListSort called with invalid sort type")); + return -1; + } + + if (info->indexc) { + + info->subfn = fn; + fn = ListSortIndexHelper; + } + + if ((rc = setjmp(info->jmpbuf)) == 0) { + qsort(vector, len, sizeof(Jim_Obj *), (qsort_comparator *) fn); + + if (info->unique && len > 1) { + ListRemoveDuplicates(listObjPtr, fn); + } + + Jim_InvalidateStringRep(listObjPtr); + } + sort_info = prev_info; + + return rc; +} + + +static void ListEnsureLength(Jim_Obj *listPtr, int idx) +{ + assert(idx >= 0); + if (idx >= listPtr->internalRep.listValue.maxLen) { + if (idx < 4) { + + idx = 4; + } + listPtr->internalRep.listValue.ele = Jim_Realloc(listPtr->internalRep.listValue.ele, + sizeof(Jim_Obj *) * idx); + + listPtr->internalRep.listValue.maxLen = idx; + } +} + +static void ListInsertElements(Jim_Obj *listPtr, int idx, int elemc, Jim_Obj *const *elemVec) +{ + int currentLen = listPtr->internalRep.listValue.len; + int requiredLen = currentLen + elemc; + int i; + Jim_Obj **point; + + if (elemc == 0) { + + return; + } + + if (requiredLen > listPtr->internalRep.listValue.maxLen) { + if (currentLen) { + + requiredLen *= 2; + } + ListEnsureLength(listPtr, requiredLen); + } + if (idx < 0) { + idx = currentLen; + } + point = listPtr->internalRep.listValue.ele + idx; + memmove(point + elemc, point, (currentLen - idx) * sizeof(Jim_Obj *)); + for (i = 0; i < elemc; ++i) { + point[i] = elemVec[i]; + Jim_IncrRefCount(point[i]); + } + listPtr->internalRep.listValue.len += elemc; +} + +static void ListAppendElement(Jim_Obj *listPtr, Jim_Obj *objPtr) +{ + ListInsertElements(listPtr, -1, 1, &objPtr); +} + +static void ListAppendList(Jim_Obj *listPtr, Jim_Obj *appendListPtr) +{ + ListInsertElements(listPtr, -1, + appendListPtr->internalRep.listValue.len, appendListPtr->internalRep.listValue.ele); +} + +void Jim_ListAppendElement(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *objPtr) +{ + JimPanic((Jim_IsShared(listPtr), "Jim_ListAppendElement called with shared object")); + SetListFromAny(interp, listPtr); + Jim_InvalidateStringRep(listPtr); + ListAppendElement(listPtr, objPtr); +} + +void Jim_ListAppendList(Jim_Interp *interp, Jim_Obj *listPtr, Jim_Obj *appendListPtr) +{ + JimPanic((Jim_IsShared(listPtr), "Jim_ListAppendList called with shared object")); + SetListFromAny(interp, listPtr); + SetListFromAny(interp, appendListPtr); + Jim_InvalidateStringRep(listPtr); + ListAppendList(listPtr, appendListPtr); +} + +int Jim_ListLength(Jim_Interp *interp, Jim_Obj *objPtr) +{ + SetListFromAny(interp, objPtr); + return objPtr->internalRep.listValue.len; +} + +void Jim_ListInsertElements(Jim_Interp *interp, Jim_Obj *listPtr, int idx, + int objc, Jim_Obj *const *objVec) +{ + JimPanic((Jim_IsShared(listPtr), "Jim_ListInsertElement called with shared object")); + SetListFromAny(interp, listPtr); + if (idx >= 0 && idx > listPtr->internalRep.listValue.len) + idx = listPtr->internalRep.listValue.len; + else if (idx < 0) + idx = 0; + Jim_InvalidateStringRep(listPtr); + ListInsertElements(listPtr, idx, objc, objVec); +} + +Jim_Obj *Jim_ListGetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx) +{ + SetListFromAny(interp, listPtr); + if ((idx >= 0 && idx >= listPtr->internalRep.listValue.len) || + (idx < 0 && (-idx - 1) >= listPtr->internalRep.listValue.len)) { + return NULL; + } + if (idx < 0) + idx = listPtr->internalRep.listValue.len + idx; + return listPtr->internalRep.listValue.ele[idx]; +} + +int Jim_ListIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx, Jim_Obj **objPtrPtr, int flags) +{ + *objPtrPtr = Jim_ListGetIndex(interp, listPtr, idx); + if (*objPtrPtr == NULL) { + if (flags & JIM_ERRMSG) { + Jim_SetResultString(interp, "list index out of range", -1); + } + return JIM_ERR; + } + return JIM_OK; +} + +static int Jim_ListIndices(Jim_Interp *interp, Jim_Obj *listPtr, + Jim_Obj *const *indexv, int indexc, Jim_Obj **resultObj, int flags) +{ + int i; + int static_idxes[5]; + int *idxes = static_idxes; + int ret = JIM_OK; + + if (indexc > sizeof(static_idxes) / sizeof(*static_idxes)) { + idxes = Jim_Alloc(indexc * sizeof(*idxes)); + } + + for (i = 0; i < indexc; i++) { + ret = Jim_GetIndex(interp, indexv[i], &idxes[i]); + if (ret != JIM_OK) { + goto err; + } + } + + for (i = 0; i < indexc; i++) { + Jim_Obj *objPtr = Jim_ListGetIndex(interp, listPtr, idxes[i]); + if (!objPtr) { + if (flags & JIM_ERRMSG) { + if (idxes[i] < 0 || idxes[i] > Jim_ListLength(interp, listPtr)) { + Jim_SetResultFormatted(interp, "index \"%#s\" out of range", indexv[i]); + } + else { + Jim_SetResultFormatted(interp, "element %#s missing from sublist \"%#s\"", indexv[i], listPtr); + } + } + return -1; + } + listPtr = objPtr; + } + *resultObj = listPtr; +err: + if (idxes != static_idxes) + Jim_Free(idxes); + return ret; +} + +static int ListSetIndex(Jim_Interp *interp, Jim_Obj *listPtr, int idx, + Jim_Obj *newObjPtr, int flags) +{ + SetListFromAny(interp, listPtr); + if ((idx >= 0 && idx >= listPtr->internalRep.listValue.len) || + (idx < 0 && (-idx - 1) >= listPtr->internalRep.listValue.len)) { + if (flags & JIM_ERRMSG) { + Jim_SetResultString(interp, "list index out of range", -1); + } + return JIM_ERR; + } + if (idx < 0) + idx = listPtr->internalRep.listValue.len + idx; + Jim_DecrRefCount(interp, listPtr->internalRep.listValue.ele[idx]); + listPtr->internalRep.listValue.ele[idx] = newObjPtr; + Jim_IncrRefCount(newObjPtr); + return JIM_OK; +} + +int Jim_ListSetIndex(Jim_Interp *interp, Jim_Obj *varNamePtr, + Jim_Obj *const *indexv, int indexc, Jim_Obj *newObjPtr) +{ + Jim_Obj *varObjPtr, *objPtr, *listObjPtr; + int shared, i, idx; + + varObjPtr = objPtr = Jim_GetVariable(interp, varNamePtr, JIM_ERRMSG | JIM_UNSHARED); + if (objPtr == NULL) + return JIM_ERR; + if ((shared = Jim_IsShared(objPtr))) + varObjPtr = objPtr = Jim_DuplicateObj(interp, objPtr); + for (i = 0; i < indexc - 1; i++) { + listObjPtr = objPtr; + if (Jim_GetIndex(interp, indexv[i], &idx) != JIM_OK) + goto err; + + objPtr = Jim_ListGetIndex(interp, listObjPtr, idx); + if (objPtr == NULL) { + Jim_SetResultFormatted(interp, "index \"%#s\" out of range", indexv[i]); + goto err; + } + if (Jim_IsShared(objPtr)) { + objPtr = Jim_DuplicateObj(interp, objPtr); + ListSetIndex(interp, listObjPtr, idx, objPtr, JIM_NONE); + } + Jim_InvalidateStringRep(listObjPtr); + } + if (Jim_GetIndex(interp, indexv[indexc - 1], &idx) != JIM_OK) + goto err; + if (ListSetIndex(interp, objPtr, idx, newObjPtr, JIM_ERRMSG) == JIM_ERR) + goto err; + Jim_InvalidateStringRep(objPtr); + Jim_InvalidateStringRep(varObjPtr); + if (Jim_SetVariable(interp, varNamePtr, varObjPtr) != JIM_OK) + goto err; + Jim_SetResult(interp, varObjPtr); + return JIM_OK; + err: + if (shared) { + Jim_FreeNewObj(interp, varObjPtr); + } + return JIM_ERR; +} + +Jim_Obj *Jim_ListJoin(Jim_Interp *interp, Jim_Obj *listObjPtr, const char *joinStr, int joinStrLen) +{ + int i; + int listLen = Jim_ListLength(interp, listObjPtr); + Jim_Obj *resObjPtr = Jim_NewEmptyStringObj(interp); + + for (i = 0; i < listLen; ) { + Jim_AppendObj(interp, resObjPtr, Jim_ListGetIndex(interp, listObjPtr, i)); + if (++i != listLen) { + Jim_AppendString(interp, resObjPtr, joinStr, joinStrLen); + } + } + return resObjPtr; +} + +Jim_Obj *Jim_ConcatObj(Jim_Interp *interp, int objc, Jim_Obj *const *objv) +{ + int i; + + for (i = 0; i < objc; i++) { + if (!Jim_IsList(objv[i])) + break; + } + if (i == objc) { + Jim_Obj *objPtr = Jim_NewListObj(interp, NULL, 0); + + for (i = 0; i < objc; i++) + ListAppendList(objPtr, objv[i]); + return objPtr; + } + else { + + int len = 0, objLen; + char *bytes, *p; + + + for (i = 0; i < objc; i++) { + len += Jim_Length(objv[i]); + } + if (objc) + len += objc - 1; + + p = bytes = Jim_Alloc(len + 1); + for (i = 0; i < objc; i++) { + const char *s = Jim_GetString(objv[i], &objLen); + + + while (objLen && isspace(UCHAR(*s))) { + s++; + objLen--; + len--; + } + + while (objLen && isspace(UCHAR(s[objLen - 1]))) { + + if (objLen > 1 && s[objLen - 2] == '\\') { + break; + } + objLen--; + len--; + } + memcpy(p, s, objLen); + p += objLen; + if (i + 1 != objc) { + if (objLen) + *p++ = ' '; + else { + len--; + } + } + } + *p = '\0'; + return Jim_NewStringObjNoAlloc(interp, bytes, len); + } +} + +Jim_Obj *Jim_ListRange(Jim_Interp *interp, Jim_Obj *listObjPtr, Jim_Obj *firstObjPtr, + Jim_Obj *lastObjPtr) +{ + int first, last; + int len, rangeLen; + + if (Jim_GetIndex(interp, firstObjPtr, &first) != JIM_OK || + Jim_GetIndex(interp, lastObjPtr, &last) != JIM_OK) + return NULL; + len = Jim_ListLength(interp, listObjPtr); + first = JimRelToAbsIndex(len, first); + last = JimRelToAbsIndex(len, last); + JimRelToAbsRange(len, &first, &last, &rangeLen); + if (first == 0 && last == len) { + return listObjPtr; + } + return Jim_NewListObj(interp, listObjPtr->internalRep.listValue.ele + first, rangeLen); +} + +static void FreeDictInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupDictInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); +static void UpdateStringOfDict(struct Jim_Obj *objPtr); +static int SetDictFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + + +static const Jim_ObjType dictObjType = { + "dict", + FreeDictInternalRep, + DupDictInternalRep, + UpdateStringOfDict, + JIM_TYPE_NONE, +}; + +static void JimFreeDict(Jim_Interp *interp, Jim_Dict *dict) +{ + int i; + for (i = 0; i < dict->len; i++) { + Jim_DecrRefCount(interp, dict->table[i]); + } + Jim_Free(dict->table); + Jim_Free(dict->ht); + Jim_Free(dict); +} + +enum { + DICT_HASH_FIND = -1, + DICT_HASH_REMOVE = -2, + DICT_HASH_ADD = -3, +}; + +static int JimDictHashFind(Jim_Dict *dict, Jim_Obj *keyObjPtr, int op_tvoffset) +{ + unsigned h = (JimObjectHTHashFunction(keyObjPtr) + dict->uniq); + unsigned idx = h & dict->sizemask; + int tvoffset = 0; + unsigned peturb = h; + unsigned first_removed = ~0; + + if (dict->len) { + while ((tvoffset = dict->ht[idx].offset)) { + if (tvoffset == -1) { + if (first_removed == ~0) { + first_removed = idx; + } + } + else if (dict->ht[idx].hash == h) { + if (Jim_StringEqObj(keyObjPtr, dict->table[tvoffset - 1])) { + break; + } + } + + peturb >>= 5; + idx = (5 * idx + 1 + peturb) & dict->sizemask; + } + } + + switch (op_tvoffset) { + case DICT_HASH_FIND: + + break; + case DICT_HASH_REMOVE: + if (tvoffset) { + + dict->ht[idx].offset = -1; + dict->dummy++; + } + + break; + case DICT_HASH_ADD: + if (tvoffset == 0) { + + if (first_removed != ~0) { + idx = first_removed; + dict->dummy--; + } + dict->ht[idx].offset = dict->len + 1; + dict->ht[idx].hash = h; + } + + break; + default: + assert(tvoffset); + + dict->ht[idx].offset = op_tvoffset; + break; + } + + return tvoffset; +} + +static void JimDictExpandHashTable(Jim_Dict *dict, unsigned int size) +{ + int i; + struct JimDictHashEntry *prevht = dict->ht; + int prevsize = dict->size; + + dict->size = JimHashTableNextPower(size); + dict->sizemask = dict->size - 1; + + + dict->ht = Jim_Alloc(dict->size * sizeof(*dict->ht)); + memset(dict->ht, 0, dict->size * sizeof(*dict->ht)); + + + for (i = 0; i < prevsize; i++) { + if (prevht[i].offset > 0) { + + unsigned h = prevht[i].hash; + unsigned idx = h & dict->sizemask; + unsigned peturb = h; + + while (dict->ht[idx].offset) { + peturb >>= 5; + idx = (5 * idx + 1 + peturb) & dict->sizemask; + } + dict->ht[idx].offset = prevht[i].offset; + dict->ht[idx].hash = h; + } + } + Jim_Free(prevht); +} + +static int JimDictAdd(Jim_Dict *dict, Jim_Obj *keyObjPtr) +{ + if (dict->size <= dict->len + dict->dummy) { + JimDictExpandHashTable(dict, dict->size ? dict->size * 2 : 8); + } + return JimDictHashFind(dict, keyObjPtr, DICT_HASH_ADD); +} + +static Jim_Dict *JimDictNew(Jim_Interp *interp, int table_size, int ht_size) +{ + Jim_Dict *dict = Jim_Alloc(sizeof(*dict)); + memset(dict, 0, sizeof(*dict)); + + if (ht_size) { + JimDictExpandHashTable(dict, ht_size); + } + if (table_size) { + dict->table = Jim_Alloc(table_size * sizeof(*dict->table)); + dict->maxLen = table_size; + } +#ifdef JIM_RANDOMISE_HASH + dict->uniq = (rand() ^ time(NULL) ^ clock()); +#endif + return dict; +} + +static void FreeDictInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + JimFreeDict(interp, objPtr->internalRep.dictValue); +} + +static void DupDictInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + Jim_Dict *oldDict = srcPtr->internalRep.dictValue; + int i; + + + Jim_Dict *newDict = JimDictNew(interp, oldDict->maxLen, oldDict->size); + + + for (i = 0; i < oldDict->len; i++) { + newDict->table[i] = oldDict->table[i]; + Jim_IncrRefCount(newDict->table[i]); + } + newDict->len = oldDict->len; + + + newDict->uniq = oldDict->uniq; + + + memcpy(newDict->ht, oldDict->ht, sizeof(*oldDict->ht) * oldDict->size); + + dupPtr->internalRep.dictValue = newDict; + dupPtr->typePtr = &dictObjType; +} + +static void UpdateStringOfDict(struct Jim_Obj *objPtr) +{ + JimMakeListStringRep(objPtr, objPtr->internalRep.dictValue->table, objPtr->internalRep.dictValue->len); +} + +static int SetDictFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr) +{ + int listlen; + + if (objPtr->typePtr == &dictObjType) { + return JIM_OK; + } + + if (Jim_IsList(objPtr) && Jim_IsShared(objPtr)) { + Jim_String(objPtr); + } + + listlen = Jim_ListLength(interp, objPtr); + if (listlen % 2) { + Jim_SetResultString(interp, "missing value to go with key", -1); + return JIM_ERR; + } + else { + + Jim_Dict *dict = JimDictNew(interp, 0, listlen); + int i; + + + dict->table = objPtr->internalRep.listValue.ele; + dict->maxLen = objPtr->internalRep.listValue.maxLen; + + + for (i = 0; i < listlen; i += 2) { + int tvoffset = JimDictAdd(dict, dict->table[i]); + if (tvoffset) { + + + Jim_DecrRefCount(interp, dict->table[tvoffset]); + + dict->table[tvoffset] = dict->table[i + 1]; + + Jim_DecrRefCount(interp, dict->table[i]); + } + else { + if (dict->len != i) { + dict->table[dict->len++] = dict->table[i]; + dict->table[dict->len++] = dict->table[i + 1]; + } + else { + dict->len += 2; + } + } + } + + objPtr->typePtr = &dictObjType; + objPtr->internalRep.dictValue = dict; + + return JIM_OK; + } +} + + + +static int DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr) +{ + Jim_Dict *dict = objPtr->internalRep.dictValue; + if (valueObjPtr == NULL) { + + int tvoffset = JimDictHashFind(dict, keyObjPtr, DICT_HASH_REMOVE); + if (tvoffset) { + + Jim_DecrRefCount(interp, dict->table[tvoffset - 1]); + Jim_DecrRefCount(interp, dict->table[tvoffset]); + dict->len -= 2; + if (tvoffset != dict->len + 1) { + + dict->table[tvoffset - 1] = dict->table[dict->len]; + dict->table[tvoffset] = dict->table[dict->len + 1]; + + + JimDictHashFind(dict, dict->table[tvoffset - 1], tvoffset); + } + return JIM_OK; + } + return JIM_ERR; + } + else { + + int tvoffset = JimDictAdd(dict, keyObjPtr); + if (tvoffset) { + + Jim_IncrRefCount(valueObjPtr); + Jim_DecrRefCount(interp, dict->table[tvoffset]); + dict->table[tvoffset] = valueObjPtr; + } + else { + if (dict->maxLen == dict->len) { + + if (dict->maxLen < 4) { + dict->maxLen = 4; + } + else { + dict->maxLen *= 2; + } + dict->table = Jim_Realloc(dict->table, dict->maxLen * sizeof(*dict->table)); + } + Jim_IncrRefCount(keyObjPtr); + Jim_IncrRefCount(valueObjPtr); + + dict->table[dict->len++] = keyObjPtr; + dict->table[dict->len++] = valueObjPtr; + + } + return JIM_OK; + } +} + +int Jim_DictAddElement(Jim_Interp *interp, Jim_Obj *objPtr, + Jim_Obj *keyObjPtr, Jim_Obj *valueObjPtr) +{ + JimPanic((Jim_IsShared(objPtr), "Jim_DictAddElement called with shared object")); + if (SetDictFromAny(interp, objPtr) != JIM_OK) { + return JIM_ERR; + } + Jim_InvalidateStringRep(objPtr); + return DictAddElement(interp, objPtr, keyObjPtr, valueObjPtr); +} + +Jim_Obj *Jim_NewDictObj(Jim_Interp *interp, Jim_Obj *const *elements, int len) +{ + Jim_Obj *objPtr; + int i; + + JimPanic((len % 2, "Jim_NewDictObj() 'len' argument must be even")); + + objPtr = Jim_NewObj(interp); + objPtr->typePtr = &dictObjType; + objPtr->bytes = NULL; + + objPtr->internalRep.dictValue = JimDictNew(interp, len, len); + for (i = 0; i < len; i += 2) + DictAddElement(interp, objPtr, elements[i], elements[i + 1]); + return objPtr; +} + +int Jim_DictKey(Jim_Interp *interp, Jim_Obj *dictPtr, Jim_Obj *keyPtr, + Jim_Obj **objPtrPtr, int flags) +{ + int tvoffset; + Jim_Dict *dict; + + if (SetDictFromAny(interp, dictPtr) != JIM_OK) { + return -1; + } + dict = dictPtr->internalRep.dictValue; + tvoffset = JimDictHashFind(dict, keyPtr, DICT_HASH_FIND); + if (tvoffset == 0) { + if (flags & JIM_ERRMSG) { + Jim_SetResultFormatted(interp, "key \"%#s\" not known in dictionary", keyPtr); + } + return JIM_ERR; + } + *objPtrPtr = dict->table[tvoffset]; + return JIM_OK; +} + +Jim_Obj **Jim_DictPairs(Jim_Interp *interp, Jim_Obj *dictPtr, int *len) +{ + + if (Jim_IsList(dictPtr)) { + Jim_Obj **table; + JimListGetElements(interp, dictPtr, len, &table); + if (*len % 2 == 0) { + return table; + } + + } + if (SetDictFromAny(interp, dictPtr) != JIM_OK) { + + *len = 1; + return NULL; + } + *len = dictPtr->internalRep.dictValue->len; + return dictPtr->internalRep.dictValue->table; +} + + +int Jim_DictKeysVector(Jim_Interp *interp, Jim_Obj *dictPtr, + Jim_Obj *const *keyv, int keyc, Jim_Obj **objPtrPtr, int flags) +{ + int i; + + if (keyc == 0) { + *objPtrPtr = dictPtr; + return JIM_OK; + } + + for (i = 0; i < keyc; i++) { + Jim_Obj *objPtr; + + int rc = Jim_DictKey(interp, dictPtr, keyv[i], &objPtr, flags); + if (rc != JIM_OK) { + return rc; + } + dictPtr = objPtr; + } + *objPtrPtr = dictPtr; + return JIM_OK; +} + +int Jim_SetDictKeysVector(Jim_Interp *interp, Jim_Obj *varNamePtr, + Jim_Obj *const *keyv, int keyc, Jim_Obj *newObjPtr, int flags) +{ + Jim_Obj *varObjPtr, *objPtr, *dictObjPtr; + int shared, i; + + varObjPtr = objPtr = Jim_GetVariable(interp, varNamePtr, flags); + if (objPtr == NULL) { + if (newObjPtr == NULL && (flags & JIM_MUSTEXIST)) { + + return JIM_ERR; + } + varObjPtr = objPtr = Jim_NewDictObj(interp, NULL, 0); + if (Jim_SetVariable(interp, varNamePtr, objPtr) != JIM_OK) { + Jim_FreeNewObj(interp, varObjPtr); + return JIM_ERR; + } + } + if ((shared = Jim_IsShared(objPtr))) + varObjPtr = objPtr = Jim_DuplicateObj(interp, objPtr); + for (i = 0; i < keyc; i++) { + dictObjPtr = objPtr; + + + if (SetDictFromAny(interp, dictObjPtr) != JIM_OK) { + goto err; + } + + if (i == keyc - 1) { + + if (Jim_DictAddElement(interp, objPtr, keyv[keyc - 1], newObjPtr) != JIM_OK) { + if (newObjPtr || (flags & JIM_MUSTEXIST)) { + goto err; + } + } + break; + } + + + Jim_InvalidateStringRep(dictObjPtr); + if (Jim_DictKey(interp, dictObjPtr, keyv[i], &objPtr, + newObjPtr ? JIM_NONE : JIM_ERRMSG) == JIM_OK) { + if (Jim_IsShared(objPtr)) { + objPtr = Jim_DuplicateObj(interp, objPtr); + DictAddElement(interp, dictObjPtr, keyv[i], objPtr); + } + } + else { + if (newObjPtr == NULL) { + goto err; + } + objPtr = Jim_NewDictObj(interp, NULL, 0); + DictAddElement(interp, dictObjPtr, keyv[i], objPtr); + } + } + + Jim_InvalidateStringRep(objPtr); + Jim_InvalidateStringRep(varObjPtr); + if (Jim_SetVariable(interp, varNamePtr, varObjPtr) != JIM_OK) { + goto err; + } + + if (!(flags & JIM_NORESULT)) { + Jim_SetResult(interp, varObjPtr); + } + return JIM_OK; + err: + if (shared) { + Jim_FreeNewObj(interp, varObjPtr); + } + return JIM_ERR; +} + +static void UpdateStringOfIndex(struct Jim_Obj *objPtr); +static int SetIndexFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + +static const Jim_ObjType indexObjType = { + "index", + NULL, + NULL, + UpdateStringOfIndex, + JIM_TYPE_NONE, +}; + +static void UpdateStringOfIndex(struct Jim_Obj *objPtr) +{ + if (objPtr->internalRep.intValue == -1) { + JimSetStringBytes(objPtr, "end"); + } + else { + char buf[JIM_INTEGER_SPACE + 1]; + if (objPtr->internalRep.intValue >= 0 || objPtr->internalRep.intValue == -INT_MAX) { + sprintf(buf, "%d", objPtr->internalRep.intValue); + } + else { + + sprintf(buf, "end%d", objPtr->internalRep.intValue + 1); + } + JimSetStringBytes(objPtr, buf); + } +} + +static int SetIndexFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + jim_wide idx; + int end = 0; + const char *str; + Jim_Obj *exprObj = objPtr; + + JimPanic((objPtr->refCount == 0, "SetIndexFromAny() called with zero refcount object")); + + + str = Jim_String(objPtr); + + + if (strncmp(str, "end", 3) == 0) { + end = 1; + str += 3; + idx = 0; + switch (*str) { + case '\0': + exprObj = NULL; + break; + + case '-': + case '+': + exprObj = Jim_NewStringObj(interp, str, -1); + break; + + default: + goto badindex; + } + } + if (exprObj) { + int ret; + Jim_IncrRefCount(exprObj); + ret = Jim_GetWideExpr(interp, exprObj, &idx); + Jim_DecrRefCount(interp, exprObj); + if (ret != JIM_OK) { + goto badindex; + } + } + + if (end) { + if (idx > 0) { + idx = INT_MAX; + } + else { + + idx--; + } + } + else if (idx < 0) { + idx = -INT_MAX; + } + + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &indexObjType; + objPtr->internalRep.intValue = idx; + return JIM_OK; + + badindex: + Jim_SetResultFormatted(interp, + "bad index \"%#s\": must be intexpr or end?[+-]intexpr?", objPtr); + return JIM_ERR; +} + +int Jim_GetIndex(Jim_Interp *interp, Jim_Obj *objPtr, int *indexPtr) +{ + + if (objPtr->typePtr == &intObjType) { + jim_wide val = JimWideValue(objPtr); + + if (val < 0) + *indexPtr = -INT_MAX; + else if (val > INT_MAX) + *indexPtr = INT_MAX; + else + *indexPtr = (int)val; + return JIM_OK; + } + if (objPtr->typePtr != &indexObjType && SetIndexFromAny(interp, objPtr) == JIM_ERR) + return JIM_ERR; + *indexPtr = objPtr->internalRep.intValue; + return JIM_OK; +} + + + +static const char * const jimReturnCodes[] = { + "ok", + "error", + "return", + "break", + "continue", + "signal", + "exit", + "eval", + NULL +}; + +#define jimReturnCodesSize (sizeof(jimReturnCodes)/sizeof(*jimReturnCodes) - 1) + +static const Jim_ObjType returnCodeObjType = { + "return-code", + NULL, + NULL, + NULL, + JIM_TYPE_NONE, +}; + +const char *Jim_ReturnCode(int code) +{ + if (code < 0 || code >= (int)jimReturnCodesSize) { + return "?"; + } + else { + return jimReturnCodes[code]; + } +} + +static int SetReturnCodeFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + int returnCode; + jim_wide wideValue; + + + if (JimGetWideNoErr(interp, objPtr, &wideValue) != JIM_ERR) + returnCode = (int)wideValue; + else if (Jim_GetEnum(interp, objPtr, jimReturnCodes, &returnCode, NULL, JIM_NONE) != JIM_OK) { + Jim_SetResultFormatted(interp, "expected return code but got \"%#s\"", objPtr); + return JIM_ERR; + } + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &returnCodeObjType; + objPtr->internalRep.intValue = returnCode; + return JIM_OK; +} + +int Jim_GetReturnCode(Jim_Interp *interp, Jim_Obj *objPtr, int *intPtr) +{ + if (objPtr->typePtr != &returnCodeObjType && SetReturnCodeFromAny(interp, objPtr) == JIM_ERR) + return JIM_ERR; + *intPtr = objPtr->internalRep.intValue; + return JIM_OK; +} + +static int JimParseExprOperator(struct JimParserCtx *pc); +static int JimParseExprNumber(struct JimParserCtx *pc); +static int JimParseExprIrrational(struct JimParserCtx *pc); +static int JimParseExprBoolean(struct JimParserCtx *pc); + + +enum +{ + + + + JIM_EXPROP_MUL = JIM_TT_EXPR_OP, + JIM_EXPROP_DIV, + JIM_EXPROP_MOD, + JIM_EXPROP_SUB, + JIM_EXPROP_ADD, + JIM_EXPROP_LSHIFT, + JIM_EXPROP_RSHIFT, + JIM_EXPROP_ROTL, + JIM_EXPROP_ROTR, + JIM_EXPROP_LT, + JIM_EXPROP_GT, + JIM_EXPROP_LTE, + JIM_EXPROP_GTE, + JIM_EXPROP_NUMEQ, + JIM_EXPROP_NUMNE, + JIM_EXPROP_BITAND, + JIM_EXPROP_BITXOR, + JIM_EXPROP_BITOR, + JIM_EXPROP_LOGICAND, + JIM_EXPROP_LOGICOR, + JIM_EXPROP_TERNARY, + JIM_EXPROP_COLON, + JIM_EXPROP_POW, + + + JIM_EXPROP_STREQ, + JIM_EXPROP_STRNE, + JIM_EXPROP_STRIN, + JIM_EXPROP_STRNI, + JIM_EXPROP_STRLT, + JIM_EXPROP_STRGT, + JIM_EXPROP_STRLE, + JIM_EXPROP_STRGE, + + + JIM_EXPROP_NOT, + JIM_EXPROP_BITNOT, + JIM_EXPROP_UNARYMINUS, + JIM_EXPROP_UNARYPLUS, + + + JIM_EXPROP_FUNC_INT, + JIM_EXPROP_FUNC_WIDE, + JIM_EXPROP_FUNC_ABS, + JIM_EXPROP_FUNC_DOUBLE, + JIM_EXPROP_FUNC_ROUND, + JIM_EXPROP_FUNC_RAND, + JIM_EXPROP_FUNC_SRAND, + + + JIM_EXPROP_FUNC_SIN, + JIM_EXPROP_FUNC_COS, + JIM_EXPROP_FUNC_TAN, + JIM_EXPROP_FUNC_ASIN, + JIM_EXPROP_FUNC_ACOS, + JIM_EXPROP_FUNC_ATAN, + JIM_EXPROP_FUNC_ATAN2, + JIM_EXPROP_FUNC_SINH, + JIM_EXPROP_FUNC_COSH, + JIM_EXPROP_FUNC_TANH, + JIM_EXPROP_FUNC_CEIL, + JIM_EXPROP_FUNC_FLOOR, + JIM_EXPROP_FUNC_EXP, + JIM_EXPROP_FUNC_LOG, + JIM_EXPROP_FUNC_LOG10, + JIM_EXPROP_FUNC_SQRT, + JIM_EXPROP_FUNC_POW, + JIM_EXPROP_FUNC_HYPOT, + JIM_EXPROP_FUNC_FMOD, +}; + +struct JimExprNode { + int type; + struct Jim_Obj *objPtr; + + struct JimExprNode *left; + struct JimExprNode *right; + struct JimExprNode *ternary; +}; + + +typedef struct Jim_ExprOperator +{ + const char *name; + int (*funcop) (Jim_Interp *interp, struct JimExprNode *opnode); + unsigned char precedence; + unsigned char arity; + unsigned char attr; + unsigned char namelen; +} Jim_ExprOperator; + +static int JimExprGetTerm(Jim_Interp *interp, struct JimExprNode *node, Jim_Obj **objPtrPtr); +static int JimExprGetTermBoolean(Jim_Interp *interp, struct JimExprNode *node); +static int JimExprEvalTermNode(Jim_Interp *interp, struct JimExprNode *node); + +static int JimExprOpNumUnary(Jim_Interp *interp, struct JimExprNode *node) +{ + int intresult = 1; + int rc, bA = 0; + double dA, dC = 0; + jim_wide wA, wC = 0; + Jim_Obj *A; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + + if ((A->typePtr != &doubleObjType || A->bytes) && JimGetWideNoErr(interp, A, &wA) == JIM_OK) { + switch (node->type) { + case JIM_EXPROP_FUNC_INT: + case JIM_EXPROP_FUNC_WIDE: + case JIM_EXPROP_FUNC_ROUND: + case JIM_EXPROP_UNARYPLUS: + wC = wA; + break; + case JIM_EXPROP_FUNC_DOUBLE: + dC = wA; + intresult = 0; + break; + case JIM_EXPROP_FUNC_ABS: + wC = wA >= 0 ? wA : -wA; + break; + case JIM_EXPROP_UNARYMINUS: + wC = -wA; + break; + case JIM_EXPROP_NOT: + wC = !wA; + break; + default: + abort(); + } + } + else if ((rc = Jim_GetDouble(interp, A, &dA)) == JIM_OK) { + switch (node->type) { + case JIM_EXPROP_FUNC_INT: + case JIM_EXPROP_FUNC_WIDE: + wC = dA; + break; + case JIM_EXPROP_FUNC_ROUND: + wC = dA < 0 ? (dA - 0.5) : (dA + 0.5); + break; + case JIM_EXPROP_FUNC_DOUBLE: + case JIM_EXPROP_UNARYPLUS: + dC = dA; + intresult = 0; + break; + case JIM_EXPROP_FUNC_ABS: +#ifdef JIM_MATH_FUNCTIONS + dC = fabs(dA); +#else + dC = dA >= 0 ? dA : -dA; +#endif + intresult = 0; + break; + case JIM_EXPROP_UNARYMINUS: + dC = -dA; + intresult = 0; + break; + case JIM_EXPROP_NOT: + wC = !dA; + break; + default: + abort(); + } + } + else if ((rc = Jim_GetBoolean(interp, A, &bA)) == JIM_OK) { + switch (node->type) { + case JIM_EXPROP_NOT: + wC = !bA; + break; + default: + abort(); + } + } + + if (rc == JIM_OK) { + if (intresult) { + Jim_SetResultInt(interp, wC); + } + else { + Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC)); + } + } + + Jim_DecrRefCount(interp, A); + + return rc; +} + +static double JimRandDouble(Jim_Interp *interp) +{ + unsigned long x; + JimRandomBytes(interp, &x, sizeof(x)); + + return (double)x / (double)~0UL; +} + +static int JimExprOpIntUnary(Jim_Interp *interp, struct JimExprNode *node) +{ + jim_wide wA; + Jim_Obj *A; + int rc; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + + rc = Jim_GetWide(interp, A, &wA); + if (rc == JIM_OK) { + switch (node->type) { + case JIM_EXPROP_BITNOT: + Jim_SetResultInt(interp, ~wA); + break; + case JIM_EXPROP_FUNC_SRAND: + JimPrngSeed(interp, (unsigned char *)&wA, sizeof(wA)); + Jim_SetResult(interp, Jim_NewDoubleObj(interp, JimRandDouble(interp))); + break; + default: + abort(); + } + } + + Jim_DecrRefCount(interp, A); + + return rc; +} + +static int JimExprOpNone(Jim_Interp *interp, struct JimExprNode *node) +{ + JimPanic((node->type != JIM_EXPROP_FUNC_RAND, "JimExprOpNone only support rand()")); + + Jim_SetResult(interp, Jim_NewDoubleObj(interp, JimRandDouble(interp))); + + return JIM_OK; +} + +#ifdef JIM_MATH_FUNCTIONS +static int JimExprOpDoubleUnary(Jim_Interp *interp, struct JimExprNode *node) +{ + int rc; + double dA, dC; + Jim_Obj *A; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + + rc = Jim_GetDouble(interp, A, &dA); + if (rc == JIM_OK) { + switch (node->type) { + case JIM_EXPROP_FUNC_SIN: + dC = sin(dA); + break; + case JIM_EXPROP_FUNC_COS: + dC = cos(dA); + break; + case JIM_EXPROP_FUNC_TAN: + dC = tan(dA); + break; + case JIM_EXPROP_FUNC_ASIN: + dC = asin(dA); + break; + case JIM_EXPROP_FUNC_ACOS: + dC = acos(dA); + break; + case JIM_EXPROP_FUNC_ATAN: + dC = atan(dA); + break; + case JIM_EXPROP_FUNC_SINH: + dC = sinh(dA); + break; + case JIM_EXPROP_FUNC_COSH: + dC = cosh(dA); + break; + case JIM_EXPROP_FUNC_TANH: + dC = tanh(dA); + break; + case JIM_EXPROP_FUNC_CEIL: + dC = ceil(dA); + break; + case JIM_EXPROP_FUNC_FLOOR: + dC = floor(dA); + break; + case JIM_EXPROP_FUNC_EXP: + dC = exp(dA); + break; + case JIM_EXPROP_FUNC_LOG: + dC = log(dA); + break; + case JIM_EXPROP_FUNC_LOG10: + dC = log10(dA); + break; + case JIM_EXPROP_FUNC_SQRT: + dC = sqrt(dA); + break; + default: + abort(); + } + Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC)); + } + + Jim_DecrRefCount(interp, A); + + return rc; +} +#endif + + +static int JimExprOpIntBin(Jim_Interp *interp, struct JimExprNode *node) +{ + jim_wide wA, wB; + int rc; + Jim_Obj *A, *B; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) { + Jim_DecrRefCount(interp, A); + return rc; + } + + rc = JIM_ERR; + + if (Jim_GetWide(interp, A, &wA) == JIM_OK && Jim_GetWide(interp, B, &wB) == JIM_OK) { + jim_wide wC; + + rc = JIM_OK; + + switch (node->type) { + case JIM_EXPROP_LSHIFT: + wC = wA << wB; + break; + case JIM_EXPROP_RSHIFT: + wC = wA >> wB; + break; + case JIM_EXPROP_BITAND: + wC = wA & wB; + break; + case JIM_EXPROP_BITXOR: + wC = wA ^ wB; + break; + case JIM_EXPROP_BITOR: + wC = wA | wB; + break; + case JIM_EXPROP_MOD: + if (wB == 0) { + wC = 0; + Jim_SetResultString(interp, "Division by zero", -1); + rc = JIM_ERR; + } + else { + int negative = 0; + + if (wB < 0) { + wB = -wB; + wA = -wA; + negative = 1; + } + wC = wA % wB; + if (wC < 0) { + wC += wB; + } + if (negative) { + wC = -wC; + } + } + break; + case JIM_EXPROP_ROTL: + case JIM_EXPROP_ROTR:{ + + unsigned long uA = (unsigned long)wA; + unsigned long uB = (unsigned long)wB; + const unsigned int S = sizeof(unsigned long) * 8; + + + uB %= S; + + if (node->type == JIM_EXPROP_ROTR) { + uB = S - uB; + } + wC = (unsigned long)(uA << uB) | (uA >> (S - uB)); + break; + } + default: + abort(); + } + Jim_SetResultInt(interp, wC); + } + + Jim_DecrRefCount(interp, A); + Jim_DecrRefCount(interp, B); + + return rc; +} + + + +static int JimExprOpBin(Jim_Interp *interp, struct JimExprNode *node) +{ + int rc = JIM_OK; + double dA, dB, dC = 0; + jim_wide wA, wB, wC = 0; + Jim_Obj *A, *B; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) { + Jim_DecrRefCount(interp, A); + return rc; + } + + if ((A->typePtr != &doubleObjType || A->bytes) && + (B->typePtr != &doubleObjType || B->bytes) && + JimGetWideNoErr(interp, A, &wA) == JIM_OK && JimGetWideNoErr(interp, B, &wB) == JIM_OK) { + + + + switch (node->type) { + case JIM_EXPROP_POW: + case JIM_EXPROP_FUNC_POW: + if (wA == 0 && wB < 0) { + Jim_SetResultString(interp, "exponentiation of zero by negative power", -1); + rc = JIM_ERR; + goto done; + } + wC = JimPowWide(wA, wB); + goto intresult; + case JIM_EXPROP_ADD: + wC = wA + wB; + goto intresult; + case JIM_EXPROP_SUB: + wC = wA - wB; + goto intresult; + case JIM_EXPROP_MUL: + wC = wA * wB; + goto intresult; + case JIM_EXPROP_DIV: + if (wB == 0) { + Jim_SetResultString(interp, "Division by zero", -1); + rc = JIM_ERR; + goto done; + } + else { + if (wB < 0) { + wB = -wB; + wA = -wA; + } + wC = wA / wB; + if (wA % wB < 0) { + wC--; + } + goto intresult; + } + case JIM_EXPROP_LT: + wC = wA < wB; + goto intresult; + case JIM_EXPROP_GT: + wC = wA > wB; + goto intresult; + case JIM_EXPROP_LTE: + wC = wA <= wB; + goto intresult; + case JIM_EXPROP_GTE: + wC = wA >= wB; + goto intresult; + case JIM_EXPROP_NUMEQ: + wC = wA == wB; + goto intresult; + case JIM_EXPROP_NUMNE: + wC = wA != wB; + goto intresult; + } + } + if (Jim_GetDouble(interp, A, &dA) == JIM_OK && Jim_GetDouble(interp, B, &dB) == JIM_OK) { + switch (node->type) { +#ifndef JIM_MATH_FUNCTIONS + case JIM_EXPROP_POW: + case JIM_EXPROP_FUNC_POW: + case JIM_EXPROP_FUNC_ATAN2: + case JIM_EXPROP_FUNC_HYPOT: + case JIM_EXPROP_FUNC_FMOD: + Jim_SetResultString(interp, "unsupported", -1); + rc = JIM_ERR; + goto done; +#else + case JIM_EXPROP_POW: + case JIM_EXPROP_FUNC_POW: + dC = pow(dA, dB); + goto doubleresult; + case JIM_EXPROP_FUNC_ATAN2: + dC = atan2(dA, dB); + goto doubleresult; + case JIM_EXPROP_FUNC_HYPOT: + dC = hypot(dA, dB); + goto doubleresult; + case JIM_EXPROP_FUNC_FMOD: + dC = fmod(dA, dB); + goto doubleresult; +#endif + case JIM_EXPROP_ADD: + dC = dA + dB; + goto doubleresult; + case JIM_EXPROP_SUB: + dC = dA - dB; + goto doubleresult; + case JIM_EXPROP_MUL: + dC = dA * dB; + goto doubleresult; + case JIM_EXPROP_DIV: + if (dB == 0) { +#ifdef INFINITY + dC = dA < 0 ? -INFINITY : INFINITY; +#else + dC = (dA < 0 ? -1.0 : 1.0) * strtod("Inf", NULL); +#endif + } + else { + dC = dA / dB; + } + goto doubleresult; + case JIM_EXPROP_LT: + wC = dA < dB; + goto intresult; + case JIM_EXPROP_GT: + wC = dA > dB; + goto intresult; + case JIM_EXPROP_LTE: + wC = dA <= dB; + goto intresult; + case JIM_EXPROP_GTE: + wC = dA >= dB; + goto intresult; + case JIM_EXPROP_NUMEQ: + wC = dA == dB; + goto intresult; + case JIM_EXPROP_NUMNE: + wC = dA != dB; + goto intresult; + } + } + else { + + + + int i = Jim_StringCompareObj(interp, A, B, 0); + + switch (node->type) { + case JIM_EXPROP_LT: + wC = i < 0; + goto intresult; + case JIM_EXPROP_GT: + wC = i > 0; + goto intresult; + case JIM_EXPROP_LTE: + wC = i <= 0; + goto intresult; + case JIM_EXPROP_GTE: + wC = i >= 0; + goto intresult; + case JIM_EXPROP_NUMEQ: + wC = i == 0; + goto intresult; + case JIM_EXPROP_NUMNE: + wC = i != 0; + goto intresult; + } + } + + rc = JIM_ERR; +done: + Jim_DecrRefCount(interp, A); + Jim_DecrRefCount(interp, B); + return rc; +intresult: + Jim_SetResultInt(interp, wC); + goto done; +doubleresult: + Jim_SetResult(interp, Jim_NewDoubleObj(interp, dC)); + goto done; +} + +static int JimSearchList(Jim_Interp *interp, Jim_Obj *listObjPtr, Jim_Obj *valObj) +{ + int listlen; + int i; + + listlen = Jim_ListLength(interp, listObjPtr); + for (i = 0; i < listlen; i++) { + if (Jim_StringEqObj(Jim_ListGetIndex(interp, listObjPtr, i), valObj)) { + return 1; + } + } + return 0; +} + + + +static int JimExprOpStrBin(Jim_Interp *interp, struct JimExprNode *node) +{ + Jim_Obj *A, *B; + jim_wide wC; + int comp, rc; + + if ((rc = JimExprGetTerm(interp, node->left, &A)) != JIM_OK) { + return rc; + } + if ((rc = JimExprGetTerm(interp, node->right, &B)) != JIM_OK) { + Jim_DecrRefCount(interp, A); + return rc; + } + + switch (node->type) { + case JIM_EXPROP_STREQ: + case JIM_EXPROP_STRNE: + wC = Jim_StringEqObj(A, B); + if (node->type == JIM_EXPROP_STRNE) { + wC = !wC; + } + break; + case JIM_EXPROP_STRLT: + case JIM_EXPROP_STRGT: + case JIM_EXPROP_STRLE: + case JIM_EXPROP_STRGE: + comp = Jim_StringCompareObj(interp, A, B, 0); + if (node->type == JIM_EXPROP_STRLT) { + wC = comp == -1; + } else if (node->type == JIM_EXPROP_STRGT) { + wC = comp == 1; + } else if (node->type == JIM_EXPROP_STRLE) { + wC = comp == -1 || comp == 0; + } else { + wC = comp == 0 || comp == 1; + } + break; + case JIM_EXPROP_STRIN: + wC = JimSearchList(interp, B, A); + break; + case JIM_EXPROP_STRNI: + wC = !JimSearchList(interp, B, A); + break; + default: + abort(); + } + Jim_SetResultInt(interp, wC); + + Jim_DecrRefCount(interp, A); + Jim_DecrRefCount(interp, B); + + return rc; +} + +static int ExprBool(Jim_Interp *interp, Jim_Obj *obj) +{ + long l; + double d; + int b; + int ret = -1; + + + Jim_IncrRefCount(obj); + + if (Jim_GetLong(interp, obj, &l) == JIM_OK) { + ret = (l != 0); + } + else if (Jim_GetDouble(interp, obj, &d) == JIM_OK) { + ret = (d != 0); + } + else if (Jim_GetBoolean(interp, obj, &b) == JIM_OK) { + ret = (b != 0); + } + + Jim_DecrRefCount(interp, obj); + return ret; +} + +static int JimExprOpAnd(Jim_Interp *interp, struct JimExprNode *node) +{ + + int result = JimExprGetTermBoolean(interp, node->left); + + if (result == 1) { + + result = JimExprGetTermBoolean(interp, node->right); + } + if (result == -1) { + return JIM_ERR; + } + Jim_SetResultInt(interp, result); + return JIM_OK; +} + +static int JimExprOpOr(Jim_Interp *interp, struct JimExprNode *node) +{ + + int result = JimExprGetTermBoolean(interp, node->left); + + if (result == 0) { + + result = JimExprGetTermBoolean(interp, node->right); + } + if (result == -1) { + return JIM_ERR; + } + Jim_SetResultInt(interp, result); + return JIM_OK; +} + +static int JimExprOpTernary(Jim_Interp *interp, struct JimExprNode *node) +{ + + int result = JimExprGetTermBoolean(interp, node->left); + + if (result == 1) { + + return JimExprEvalTermNode(interp, node->right); + } + else if (result == 0) { + + return JimExprEvalTermNode(interp, node->ternary); + } + + return JIM_ERR; +} + +enum +{ + OP_FUNC = 0x0001, + OP_RIGHT_ASSOC = 0x0002, +}; + +#define OPRINIT_ATTR(N, P, ARITY, F, ATTR) {N, F, P, ARITY, ATTR, sizeof(N) - 1} +#define OPRINIT(N, P, ARITY, F) OPRINIT_ATTR(N, P, ARITY, F, 0) + +static const struct Jim_ExprOperator Jim_ExprOperators[] = { + OPRINIT("*", 110, 2, JimExprOpBin), + OPRINIT("/", 110, 2, JimExprOpBin), + OPRINIT("%", 110, 2, JimExprOpIntBin), + + OPRINIT("-", 100, 2, JimExprOpBin), + OPRINIT("+", 100, 2, JimExprOpBin), + + OPRINIT("<<", 90, 2, JimExprOpIntBin), + OPRINIT(">>", 90, 2, JimExprOpIntBin), + + OPRINIT("<<<", 90, 2, JimExprOpIntBin), + OPRINIT(">>>", 90, 2, JimExprOpIntBin), + + OPRINIT("<", 80, 2, JimExprOpBin), + OPRINIT(">", 80, 2, JimExprOpBin), + OPRINIT("<=", 80, 2, JimExprOpBin), + OPRINIT(">=", 80, 2, JimExprOpBin), + + OPRINIT("==", 70, 2, JimExprOpBin), + OPRINIT("!=", 70, 2, JimExprOpBin), + + OPRINIT("&", 50, 2, JimExprOpIntBin), + OPRINIT("^", 49, 2, JimExprOpIntBin), + OPRINIT("|", 48, 2, JimExprOpIntBin), + + OPRINIT("&&", 10, 2, JimExprOpAnd), + OPRINIT("||", 9, 2, JimExprOpOr), + OPRINIT_ATTR("?", 5, 3, JimExprOpTernary, OP_RIGHT_ASSOC), + OPRINIT_ATTR(":", 5, 3, NULL, OP_RIGHT_ASSOC), + + + OPRINIT_ATTR("**", 120, 2, JimExprOpBin, OP_RIGHT_ASSOC), + + OPRINIT("eq", 60, 2, JimExprOpStrBin), + OPRINIT("ne", 60, 2, JimExprOpStrBin), + + OPRINIT("in", 55, 2, JimExprOpStrBin), + OPRINIT("ni", 55, 2, JimExprOpStrBin), + + OPRINIT("lt", 75, 2, JimExprOpStrBin), + OPRINIT("gt", 75, 2, JimExprOpStrBin), + OPRINIT("le", 75, 2, JimExprOpStrBin), + OPRINIT("ge", 75, 2, JimExprOpStrBin), + + OPRINIT_ATTR("!", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC), + OPRINIT_ATTR("~", 150, 1, JimExprOpIntUnary, OP_RIGHT_ASSOC), + OPRINIT_ATTR(" -", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC), + OPRINIT_ATTR(" +", 150, 1, JimExprOpNumUnary, OP_RIGHT_ASSOC), + + + + OPRINIT_ATTR("int", 200, 1, JimExprOpNumUnary, OP_FUNC), + OPRINIT_ATTR("wide", 200, 1, JimExprOpNumUnary, OP_FUNC), + OPRINIT_ATTR("abs", 200, 1, JimExprOpNumUnary, OP_FUNC), + OPRINIT_ATTR("double", 200, 1, JimExprOpNumUnary, OP_FUNC), + OPRINIT_ATTR("round", 200, 1, JimExprOpNumUnary, OP_FUNC), + OPRINIT_ATTR("rand", 200, 0, JimExprOpNone, OP_FUNC), + OPRINIT_ATTR("srand", 200, 1, JimExprOpIntUnary, OP_FUNC), + +#ifdef JIM_MATH_FUNCTIONS + OPRINIT_ATTR("sin", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("cos", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("tan", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("asin", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("acos", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("atan", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("atan2", 200, 2, JimExprOpBin, OP_FUNC), + OPRINIT_ATTR("sinh", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("cosh", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("tanh", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("ceil", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("floor", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("exp", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("log", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("log10", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("sqrt", 200, 1, JimExprOpDoubleUnary, OP_FUNC), + OPRINIT_ATTR("pow", 200, 2, JimExprOpBin, OP_FUNC), + OPRINIT_ATTR("hypot", 200, 2, JimExprOpBin, OP_FUNC), + OPRINIT_ATTR("fmod", 200, 2, JimExprOpBin, OP_FUNC), +#endif +}; +#undef OPRINIT +#undef OPRINIT_ATTR + +#define JIM_EXPR_OPERATORS_NUM \ + (sizeof(Jim_ExprOperators)/sizeof(struct Jim_ExprOperator)) + +static int JimParseExpression(struct JimParserCtx *pc) +{ + pc->errmsg = NULL; + + while (1) { + + while (isspace(UCHAR(*pc->p)) || (*(pc->p) == '\\' && *(pc->p + 1) == '\n')) { + if (*pc->p == '\n') { + pc->linenr++; + } + pc->p++; + pc->len--; + } + + if (*pc->p == '#') { + JimParseComment(pc); + + continue; + } + break; + } + + + pc->tline = pc->linenr; + pc->tstart = pc->p; + + if (pc->len == 0) { + pc->tend = pc->p; + pc->tt = JIM_TT_EOL; + pc->eof = 1; + return JIM_OK; + } + switch (*(pc->p)) { + case '(': + pc->tt = JIM_TT_SUBEXPR_START; + goto singlechar; + case ')': + pc->tt = JIM_TT_SUBEXPR_END; + goto singlechar; + case ',': + pc->tt = JIM_TT_SUBEXPR_COMMA; +singlechar: + pc->tend = pc->p; + pc->p++; + pc->len--; + break; + case '[': + return JimParseCmd(pc); + case '$': + if (JimParseVar(pc) == JIM_ERR) + return JimParseExprOperator(pc); + else { + + if (pc->tt == JIM_TT_EXPRSUGAR) { + pc->errmsg = "nesting expr in expr is not allowed"; + return JIM_ERR; + } + return JIM_OK; + } + break; + case '0': + case '1': + case '2': + case '3': + case '4': + case '5': + case '6': + case '7': + case '8': + case '9': + case '.': + return JimParseExprNumber(pc); + case '"': + return JimParseQuote(pc); + case '{': + return JimParseBrace(pc); + + case 'N': + case 'I': + case 'n': + case 'i': + if (JimParseExprIrrational(pc) == JIM_ERR) + if (JimParseExprBoolean(pc) == JIM_ERR) + return JimParseExprOperator(pc); + break; + case 't': + case 'f': + case 'o': + case 'y': + if (JimParseExprBoolean(pc) == JIM_ERR) + return JimParseExprOperator(pc); + break; + default: + return JimParseExprOperator(pc); + break; + } + return JIM_OK; +} + +static int JimParseExprNumber(struct JimParserCtx *pc) +{ + char *end; + + + pc->tt = JIM_TT_EXPR_INT; + + jim_strtoull(pc->p, (char **)&pc->p); + + if (strchr("eENnIi.", *pc->p) || pc->p == pc->tstart) { + if (strtod(pc->tstart, &end)) { } + if (end == pc->tstart) + return JIM_ERR; + if (end > pc->p) { + + pc->tt = JIM_TT_EXPR_DOUBLE; + pc->p = end; + } + } + pc->tend = pc->p - 1; + pc->len -= (pc->p - pc->tstart); + return JIM_OK; +} + +static int JimParseExprIrrational(struct JimParserCtx *pc) +{ + const char *irrationals[] = { "NaN", "nan", "NAN", "Inf", "inf", "INF", NULL }; + int i; + + for (i = 0; irrationals[i]; i++) { + const char *irr = irrationals[i]; + + if (strncmp(irr, pc->p, 3) == 0) { + pc->p += 3; + pc->len -= 3; + pc->tend = pc->p - 1; + pc->tt = JIM_TT_EXPR_DOUBLE; + return JIM_OK; + } + } + return JIM_ERR; +} + +static int JimParseExprBoolean(struct JimParserCtx *pc) +{ + int i; + for (i = 0; i < sizeof(jim_true_false_strings) / sizeof(*jim_true_false_strings); i++) { + if (strncmp(pc->p, jim_true_false_strings[i], jim_true_false_lens[i]) == 0) { + pc->p += jim_true_false_lens[i]; + pc->len -= jim_true_false_lens[i]; + pc->tend = pc->p - 1; + pc->tt = JIM_TT_EXPR_BOOLEAN; + return JIM_OK; + } + } + return JIM_ERR; +} + +static const struct Jim_ExprOperator *JimExprOperatorInfoByOpcode(int opcode) +{ + static Jim_ExprOperator dummy_op; + if (opcode < JIM_TT_EXPR_OP) { + return &dummy_op; + } + return &Jim_ExprOperators[opcode - JIM_TT_EXPR_OP]; +} + +static int JimParseExprOperator(struct JimParserCtx *pc) +{ + int i; + const struct Jim_ExprOperator *bestOp = NULL; + int bestLen = 0; + + + for (i = 0; i < (signed)JIM_EXPR_OPERATORS_NUM; i++) { + const struct Jim_ExprOperator *op = &Jim_ExprOperators[i]; + + if (op->name[0] != pc->p[0]) { + continue; + } + + if (op->namelen > bestLen && strncmp(op->name, pc->p, op->namelen) == 0) { + bestOp = op; + bestLen = op->namelen; + } + } + if (bestOp == NULL) { + return JIM_ERR; + } + + + if (bestOp->attr & OP_FUNC) { + const char *p = pc->p + bestLen; + int len = pc->len - bestLen; + + while (len && isspace(UCHAR(*p))) { + len--; + p++; + } + if (*p != '(') { + pc->errmsg = "function requires parentheses"; + return JIM_ERR; + } + } + pc->tend = pc->p + bestLen - 1; + pc->p += bestLen; + pc->len -= bestLen; + + pc->tt = (bestOp - Jim_ExprOperators) + JIM_TT_EXPR_OP; + return JIM_OK; +} + + +static void FreeExprInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupExprInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); +static int SetExprFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr); + +static const Jim_ObjType exprObjType = { + "expression", + FreeExprInternalRep, + DupExprInternalRep, + NULL, + JIM_TYPE_NONE, +}; + + +struct ExprTree +{ + struct JimExprNode *expr; + struct JimExprNode *nodes; + int len; + int inUse; +}; + +static void ExprTreeFreeNodes(Jim_Interp *interp, struct JimExprNode *nodes, int num) +{ + int i; + for (i = 0; i < num; i++) { + if (nodes[i].objPtr) { + Jim_DecrRefCount(interp, nodes[i].objPtr); + } + } + Jim_Free(nodes); +} + +static void ExprTreeFree(Jim_Interp *interp, struct ExprTree *expr) +{ + ExprTreeFreeNodes(interp, expr->nodes, expr->len); + Jim_Free(expr); +} + +static void FreeExprInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + struct ExprTree *expr = (void *)objPtr->internalRep.ptr; + + if (expr) { + if (--expr->inUse != 0) { + return; + } + + ExprTreeFree(interp, expr); + } +} + +static void DupExprInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + JIM_NOTUSED(interp); + JIM_NOTUSED(srcPtr); + + + dupPtr->typePtr = NULL; +} + +struct ExprBuilder { + int parencount; + int level; + ParseToken *token; + ParseToken *first_token; + Jim_Stack stack; + Jim_Obj *exprObjPtr; + Jim_Obj *fileNameObj; + struct JimExprNode *nodes; + struct JimExprNode *next; +}; + +#ifdef DEBUG_SHOW_EXPR +static void JimShowExprNode(struct JimExprNode *node, int level) +{ + int i; + for (i = 0; i < level; i++) { + printf(" "); + } + if (TOKEN_IS_EXPR_OP(node->type)) { + printf("%s\n", jim_tt_name(node->type)); + if (node->left) { + JimShowExprNode(node->left, level + 1); + } + if (node->right) { + JimShowExprNode(node->right, level + 1); + } + if (node->ternary) { + JimShowExprNode(node->ternary, level + 1); + } + } + else { + printf("[%s] %s\n", jim_tt_name(node->type), Jim_String(node->objPtr)); + } +} +#endif + +#define EXPR_UNTIL_CLOSE 0x0001 +#define EXPR_FUNC_ARGS 0x0002 +#define EXPR_TERNARY 0x0004 + +static int ExprTreeBuildTree(Jim_Interp *interp, struct ExprBuilder *builder, int precedence, int flags, int exp_numterms) { + int rc; + struct JimExprNode *node; + + int exp_stacklen = builder->stack.len + exp_numterms; + + if (builder->level++ > 200) { + Jim_SetResultString(interp, "Expression too complex", -1); + return JIM_ERR; + } + + while (builder->token->type != JIM_TT_EOL) { + ParseToken *t = builder->token++; + int prevtt; + + if (t == builder->first_token) { + prevtt = JIM_TT_NONE; + } + else { + prevtt = t[-1].type; + } + + if (t->type == JIM_TT_SUBEXPR_START) { + if (builder->stack.len == exp_stacklen) { + Jim_SetResultFormatted(interp, "unexpected open parenthesis in expression: \"%#s\"", builder->exprObjPtr); + return JIM_ERR; + } + builder->parencount++; + rc = ExprTreeBuildTree(interp, builder, 0, EXPR_UNTIL_CLOSE, 1); + if (rc != JIM_OK) { + return rc; + } + + } + else if (t->type == JIM_TT_SUBEXPR_END) { + if (!(flags & EXPR_UNTIL_CLOSE)) { + if (builder->stack.len == exp_stacklen && builder->level > 1) { + builder->token--; + builder->level--; + return JIM_OK; + } + Jim_SetResultFormatted(interp, "unexpected closing parenthesis in expression: \"%#s\"", builder->exprObjPtr); + return JIM_ERR; + } + builder->parencount--; + if (builder->stack.len == exp_stacklen) { + + break; + } + } + else if (t->type == JIM_TT_SUBEXPR_COMMA) { + if (!(flags & EXPR_FUNC_ARGS)) { + if (builder->stack.len == exp_stacklen) { + + builder->token--; + builder->level--; + return JIM_OK; + } + Jim_SetResultFormatted(interp, "unexpected comma in expression: \"%#s\"", builder->exprObjPtr); + return JIM_ERR; + } + else { + + if (builder->stack.len > exp_stacklen) { + Jim_SetResultFormatted(interp, "too many arguments to math function"); + return JIM_ERR; + } + } + + } + else if (t->type == JIM_EXPROP_COLON) { + if (!(flags & EXPR_TERNARY)) { + if (builder->level != 1) { + + builder->token--; + builder->level--; + return JIM_OK; + } + Jim_SetResultFormatted(interp, ": without ? in expression: \"%#s\"", builder->exprObjPtr); + return JIM_ERR; + } + if (builder->stack.len == exp_stacklen) { + + builder->token--; + builder->level--; + return JIM_OK; + } + + } + else if (TOKEN_IS_EXPR_OP(t->type)) { + const struct Jim_ExprOperator *op; + + + if (TOKEN_IS_EXPR_OP(prevtt) || TOKEN_IS_EXPR_START(prevtt)) { + if (t->type == JIM_EXPROP_SUB) { + t->type = JIM_EXPROP_UNARYMINUS; + } + else if (t->type == JIM_EXPROP_ADD) { + t->type = JIM_EXPROP_UNARYPLUS; + } + } + + op = JimExprOperatorInfoByOpcode(t->type); + + if (op->precedence < precedence || (!(op->attr & OP_RIGHT_ASSOC) && op->precedence == precedence)) { + + builder->token--; + break; + } + + if (op->attr & OP_FUNC) { + if (builder->token->type != JIM_TT_SUBEXPR_START) { + Jim_SetResultString(interp, "missing arguments for math function", -1); + return JIM_ERR; + } + builder->token++; + if (op->arity == 0) { + if (builder->token->type != JIM_TT_SUBEXPR_END) { + Jim_SetResultString(interp, "too many arguments for math function", -1); + return JIM_ERR; + } + builder->token++; + goto noargs; + } + builder->parencount++; + + + rc = ExprTreeBuildTree(interp, builder, 0, EXPR_FUNC_ARGS | EXPR_UNTIL_CLOSE, op->arity); + } + else if (t->type == JIM_EXPROP_TERNARY) { + + rc = ExprTreeBuildTree(interp, builder, op->precedence, EXPR_TERNARY, 2); + } + else { + rc = ExprTreeBuildTree(interp, builder, op->precedence, 0, 1); + } + + if (rc != JIM_OK) { + return rc; + } + +noargs: + node = builder->next++; + node->type = t->type; + + if (op->arity >= 3) { + node->ternary = Jim_StackPop(&builder->stack); + if (node->ternary == NULL) { + goto missingoperand; + } + } + if (op->arity >= 2) { + node->right = Jim_StackPop(&builder->stack); + if (node->right == NULL) { + goto missingoperand; + } + } + if (op->arity >= 1) { + node->left = Jim_StackPop(&builder->stack); + if (node->left == NULL) { +missingoperand: + Jim_SetResultFormatted(interp, "missing operand to %s in expression: \"%#s\"", op->name, builder->exprObjPtr); + builder->next--; + return JIM_ERR; + + } + } + + + Jim_StackPush(&builder->stack, node); + } + else { + Jim_Obj *objPtr = NULL; + + + + + if (!TOKEN_IS_EXPR_START(prevtt) && !TOKEN_IS_EXPR_OP(prevtt)) { + Jim_SetResultFormatted(interp, "missing operator in expression: \"%#s\"", builder->exprObjPtr); + return JIM_ERR; + } + + + if (t->type == JIM_TT_EXPR_INT || t->type == JIM_TT_EXPR_DOUBLE) { + char *endptr; + if (t->type == JIM_TT_EXPR_INT) { + objPtr = Jim_NewIntObj(interp, jim_strtoull(t->token, &endptr)); + } + else { + objPtr = Jim_NewDoubleObj(interp, strtod(t->token, &endptr)); + } + if (endptr != t->token + t->len) { + + Jim_FreeNewObj(interp, objPtr); + objPtr = NULL; + } + } + + if (!objPtr) { + + objPtr = Jim_NewStringObj(interp, t->token, t->len); + if (t->type == JIM_TT_CMD) { + + Jim_SetSourceInfo(interp, objPtr, builder->fileNameObj, t->line); + } + } + + + node = builder->next++; + node->objPtr = objPtr; + Jim_IncrRefCount(node->objPtr); + node->type = t->type; + Jim_StackPush(&builder->stack, node); + } + } + + if (builder->stack.len == exp_stacklen) { + builder->level--; + return JIM_OK; + } + + if ((flags & EXPR_FUNC_ARGS)) { + Jim_SetResultFormatted(interp, "too %s arguments for math function", (builder->stack.len < exp_stacklen) ? "few" : "many"); + } + else { + if (builder->stack.len < exp_stacklen) { + if (builder->level == 0) { + Jim_SetResultFormatted(interp, "empty expression"); + } + else { + Jim_SetResultFormatted(interp, "syntax error in expression \"%#s\": premature end of expression", builder->exprObjPtr); + } + } + else { + Jim_SetResultFormatted(interp, "extra terms after expression"); + } + } + + return JIM_ERR; +} + +static struct ExprTree *ExprTreeCreateTree(Jim_Interp *interp, const ParseTokenList *tokenlist, Jim_Obj *exprObjPtr, Jim_Obj *fileNameObj) +{ + struct ExprTree *expr; + struct ExprBuilder builder; + int rc; + struct JimExprNode *top = NULL; + + builder.parencount = 0; + builder.level = 0; + builder.token = builder.first_token = tokenlist->list; + builder.exprObjPtr = exprObjPtr; + builder.fileNameObj = fileNameObj; + + builder.nodes = Jim_Alloc(sizeof(struct JimExprNode) * (tokenlist->count - 1)); + memset(builder.nodes, 0, sizeof(struct JimExprNode) * (tokenlist->count - 1)); + builder.next = builder.nodes; + Jim_InitStack(&builder.stack); + + rc = ExprTreeBuildTree(interp, &builder, 0, 0, 1); + + if (rc == JIM_OK) { + top = Jim_StackPop(&builder.stack); + + if (builder.parencount) { + Jim_SetResultString(interp, "missing close parenthesis", -1); + rc = JIM_ERR; + } + } + + + Jim_FreeStack(&builder.stack); + + if (rc != JIM_OK) { + ExprTreeFreeNodes(interp, builder.nodes, builder.next - builder.nodes); + return NULL; + } + + expr = Jim_Alloc(sizeof(*expr)); + expr->inUse = 1; + expr->expr = top; + expr->nodes = builder.nodes; + expr->len = builder.next - builder.nodes; + + assert(expr->len <= tokenlist->count - 1); + + return expr; +} + +static int SetExprFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr) +{ + int exprTextLen; + const char *exprText; + struct JimParserCtx parser; + struct ExprTree *expr; + ParseTokenList tokenlist; + int line; + Jim_Obj *fileNameObj; + int rc = JIM_ERR; + + + fileNameObj = Jim_GetSourceInfo(interp, objPtr, &line); + Jim_IncrRefCount(fileNameObj); + + exprText = Jim_GetString(objPtr, &exprTextLen); + + + ScriptTokenListInit(&tokenlist); + + JimParserInit(&parser, exprText, exprTextLen, line); + while (!parser.eof) { + if (JimParseExpression(&parser) != JIM_OK) { + ScriptTokenListFree(&tokenlist); + Jim_SetResultFormatted(interp, "syntax error in expression: \"%#s\"", objPtr); + if (parser.errmsg) { + Jim_AppendStrings(interp, Jim_GetResult(interp), ": ", parser.errmsg, NULL); + } + expr = NULL; + goto err; + } + + ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt, + parser.tline); + } + +#ifdef DEBUG_SHOW_EXPR_TOKENS + { + int i; + printf("==== Expr Tokens (%s) ====\n", Jim_String(fileNameObj)); + for (i = 0; i < tokenlist.count; i++) { + printf("[%2d]@%d %s '%.*s'\n", i, tokenlist.list[i].line, jim_tt_name(tokenlist.list[i].type), + tokenlist.list[i].len, tokenlist.list[i].token); + } + } +#endif + + if (tokenlist.count <= 1) { + Jim_SetResultString(interp, "empty expression", -1); + rc = JIM_ERR; + } + else { + rc = JimParseCheckMissing(interp, parser.missing.ch); + } + if (rc != JIM_OK) { + ScriptTokenListFree(&tokenlist); + Jim_DecrRefCount(interp, fileNameObj); + return rc; + } + + + expr = ExprTreeCreateTree(interp, &tokenlist, objPtr, fileNameObj); + + + ScriptTokenListFree(&tokenlist); + + if (!expr) { + goto err; + } + +#ifdef DEBUG_SHOW_EXPR + printf("==== Expr ====\n"); + JimShowExprNode(expr->expr, 0); +#endif + + rc = JIM_OK; + + err: + + Jim_DecrRefCount(interp, fileNameObj); + Jim_FreeIntRep(interp, objPtr); + Jim_SetIntRepPtr(objPtr, expr); + objPtr->typePtr = &exprObjType; + return rc; +} + +static struct ExprTree *JimGetExpression(Jim_Interp *interp, Jim_Obj *objPtr) +{ + if (objPtr->typePtr != &exprObjType) { + if (SetExprFromAny(interp, objPtr) != JIM_OK) { + return NULL; + } + } + return (struct ExprTree *) Jim_GetIntRepPtr(objPtr); +} + +#ifdef JIM_OPTIMIZATION +static Jim_Obj *JimExprIntValOrVar(Jim_Interp *interp, struct JimExprNode *node) +{ + if (node->type == JIM_TT_EXPR_INT) + return node->objPtr; + else if (node->type == JIM_TT_VAR) + return Jim_GetVariable(interp, node->objPtr, JIM_NONE); + else if (node->type == JIM_TT_DICTSUGAR) + return JimExpandDictSugar(interp, node->objPtr); + else + return NULL; +} +#endif + + +static int JimExprEvalTermNode(Jim_Interp *interp, struct JimExprNode *node) +{ + if (TOKEN_IS_EXPR_OP(node->type)) { + const struct Jim_ExprOperator *op = JimExprOperatorInfoByOpcode(node->type); + return op->funcop(interp, node); + } + else { + Jim_Obj *objPtr; + + + switch (node->type) { + case JIM_TT_EXPR_INT: + case JIM_TT_EXPR_DOUBLE: + case JIM_TT_EXPR_BOOLEAN: + case JIM_TT_STR: + Jim_SetResult(interp, node->objPtr); + return JIM_OK; + + case JIM_TT_VAR: + objPtr = Jim_GetVariable(interp, node->objPtr, JIM_ERRMSG); + if (objPtr) { + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + return JIM_ERR; + + case JIM_TT_DICTSUGAR: + objPtr = JimExpandDictSugar(interp, node->objPtr); + if (objPtr) { + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + return JIM_ERR; + + case JIM_TT_ESC: + if (interp->safeexpr) { + return JIM_ERR; + } + if (Jim_SubstObj(interp, node->objPtr, &objPtr, JIM_NONE) == JIM_OK) { + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + return JIM_ERR; + + case JIM_TT_CMD: + if (interp->safeexpr) { + return JIM_ERR; + } + return Jim_EvalObj(interp, node->objPtr); + + default: + + return JIM_ERR; + } + } +} + +static int JimExprGetTerm(Jim_Interp *interp, struct JimExprNode *node, Jim_Obj **objPtrPtr) +{ + int rc = JimExprEvalTermNode(interp, node); + if (rc == JIM_OK) { + *objPtrPtr = Jim_GetResult(interp); + Jim_IncrRefCount(*objPtrPtr); + } + return rc; +} + +static int JimExprGetTermBoolean(Jim_Interp *interp, struct JimExprNode *node) +{ + if (JimExprEvalTermNode(interp, node) == JIM_OK) { + return ExprBool(interp, Jim_GetResult(interp)); + } + return -1; +} + +int Jim_EvalExpression(Jim_Interp *interp, Jim_Obj *exprObjPtr) +{ + struct ExprTree *expr; + int retcode = JIM_OK; + + Jim_IncrRefCount(exprObjPtr); + expr = JimGetExpression(interp, exprObjPtr); + if (!expr) { + retcode = JIM_ERR; + goto done; + } + +#ifdef JIM_OPTIMIZATION + if (!interp->safeexpr) { + Jim_Obj *objPtr; + + + switch (expr->len) { + case 1: + objPtr = JimExprIntValOrVar(interp, expr->expr); + if (objPtr) { + Jim_SetResult(interp, objPtr); + goto done; + } + break; + + case 2: + if (expr->expr->type == JIM_EXPROP_NOT) { + objPtr = JimExprIntValOrVar(interp, expr->expr->left); + + if (objPtr && JimIsWide(objPtr)) { + Jim_SetResult(interp, JimWideValue(objPtr) ? interp->falseObj : interp->trueObj); + goto done; + } + } + break; + + case 3: + objPtr = JimExprIntValOrVar(interp, expr->expr->left); + if (objPtr && JimIsWide(objPtr)) { + Jim_Obj *objPtr2 = JimExprIntValOrVar(interp, expr->expr->right); + if (objPtr2 && JimIsWide(objPtr2)) { + jim_wide wideValueA = JimWideValue(objPtr); + jim_wide wideValueB = JimWideValue(objPtr2); + int cmpRes; + switch (expr->expr->type) { + case JIM_EXPROP_LT: + cmpRes = wideValueA < wideValueB; + break; + case JIM_EXPROP_LTE: + cmpRes = wideValueA <= wideValueB; + break; + case JIM_EXPROP_GT: + cmpRes = wideValueA > wideValueB; + break; + case JIM_EXPROP_GTE: + cmpRes = wideValueA >= wideValueB; + break; + case JIM_EXPROP_NUMEQ: + cmpRes = wideValueA == wideValueB; + break; + case JIM_EXPROP_NUMNE: + cmpRes = wideValueA != wideValueB; + break; + default: + goto noopt; + } + Jim_SetResult(interp, cmpRes ? interp->trueObj : interp->falseObj); + goto done; + } + } + break; + } + } +noopt: +#endif + + expr->inUse++; + + + retcode = JimExprEvalTermNode(interp, expr->expr); + + + Jim_FreeIntRep(interp, exprObjPtr); + exprObjPtr->typePtr = &exprObjType; + Jim_SetIntRepPtr(exprObjPtr, expr); + +done: + Jim_DecrRefCount(interp, exprObjPtr); + + return retcode; +} + +int Jim_GetBoolFromExpr(Jim_Interp *interp, Jim_Obj *exprObjPtr, int *boolPtr) +{ + int retcode = Jim_EvalExpression(interp, exprObjPtr); + + if (retcode == JIM_OK) { + switch (ExprBool(interp, Jim_GetResult(interp))) { + case 0: + *boolPtr = 0; + break; + + case 1: + *boolPtr = 1; + break; + + case -1: + retcode = JIM_ERR; + break; + } + } + return retcode; +} + + + + +typedef struct ScanFmtPartDescr +{ + const char *arg; + const char *prefix; + size_t width; + int pos; + char type; + char modifier; +} ScanFmtPartDescr; + + +typedef struct ScanFmtStringObj +{ + jim_wide size; + char *stringRep; + size_t count; + size_t convCount; + size_t maxPos; + const char *error; + char *scratch; + ScanFmtPartDescr descr[1]; +} ScanFmtStringObj; + + +static void FreeScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *objPtr); +static void DupScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr); +static void UpdateStringOfScanFmt(Jim_Obj *objPtr); + +static const Jim_ObjType scanFmtStringObjType = { + "scanformatstring", + FreeScanFmtInternalRep, + DupScanFmtInternalRep, + UpdateStringOfScanFmt, + JIM_TYPE_NONE, +}; + +void FreeScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *objPtr) +{ + JIM_NOTUSED(interp); + Jim_Free((char *)objPtr->internalRep.ptr); + objPtr->internalRep.ptr = 0; +} + +void DupScanFmtInternalRep(Jim_Interp *interp, Jim_Obj *srcPtr, Jim_Obj *dupPtr) +{ + size_t size = (size_t) ((ScanFmtStringObj *) srcPtr->internalRep.ptr)->size; + ScanFmtStringObj *newVec = (ScanFmtStringObj *) Jim_Alloc(size); + + JIM_NOTUSED(interp); + memcpy(newVec, srcPtr->internalRep.ptr, size); + dupPtr->internalRep.ptr = newVec; + dupPtr->typePtr = &scanFmtStringObjType; +} + +static void UpdateStringOfScanFmt(Jim_Obj *objPtr) +{ + JimSetStringBytes(objPtr, ((ScanFmtStringObj *) objPtr->internalRep.ptr)->stringRep); +} + + +static int SetScanFmtFromAny(Jim_Interp *interp, Jim_Obj *objPtr) +{ + ScanFmtStringObj *fmtObj; + char *buffer; + int maxCount, i, approxSize, lastPos = -1; + const char *fmt = Jim_String(objPtr); + int maxFmtLen = Jim_Length(objPtr); + const char *fmtEnd = fmt + maxFmtLen; + int curr; + + Jim_FreeIntRep(interp, objPtr); + + for (i = 0, maxCount = 0; i < maxFmtLen; ++i) + if (fmt[i] == '%') + ++maxCount; + + approxSize = sizeof(ScanFmtStringObj) + +(maxCount + 1) * sizeof(ScanFmtPartDescr) + +maxFmtLen * sizeof(char) + 3 + 1 + + maxFmtLen * sizeof(char) + 1 + + maxFmtLen * sizeof(char) + +(maxCount + 1) * sizeof(char) + +1; + fmtObj = (ScanFmtStringObj *) Jim_Alloc(approxSize); + memset(fmtObj, 0, approxSize); + fmtObj->size = approxSize; + fmtObj->maxPos = 0; + fmtObj->scratch = (char *)&fmtObj->descr[maxCount + 1]; + fmtObj->stringRep = fmtObj->scratch + maxFmtLen + 3 + 1; + memcpy(fmtObj->stringRep, fmt, maxFmtLen); + buffer = fmtObj->stringRep + maxFmtLen + 1; + objPtr->internalRep.ptr = fmtObj; + objPtr->typePtr = &scanFmtStringObjType; + for (i = 0, curr = 0; fmt < fmtEnd; ++fmt) { + int width = 0, skip; + ScanFmtPartDescr *descr = &fmtObj->descr[curr]; + + fmtObj->count++; + descr->width = 0; + + if (*fmt != '%' || fmt[1] == '%') { + descr->type = 0; + descr->prefix = &buffer[i]; + for (; fmt < fmtEnd; ++fmt) { + if (*fmt == '%') { + if (fmt[1] != '%') + break; + ++fmt; + } + buffer[i++] = *fmt; + } + buffer[i++] = 0; + } + + ++fmt; + + if (fmt >= fmtEnd) + goto done; + descr->pos = 0; + if (*fmt == '*') { + descr->pos = -1; + ++fmt; + } + else + fmtObj->convCount++; + + if (sscanf(fmt, "%d%n", &width, &skip) == 1) { + fmt += skip; + + if (descr->pos != -1 && *fmt == '$') { + int prev; + + ++fmt; + descr->pos = width; + width = 0; + + if ((lastPos == 0 && descr->pos > 0) + || (lastPos > 0 && descr->pos == 0)) { + fmtObj->error = "cannot mix \"%\" and \"%n$\" conversion specifiers"; + return JIM_ERR; + } + + for (prev = 0; prev < curr; ++prev) { + if (fmtObj->descr[prev].pos == -1) + continue; + if (fmtObj->descr[prev].pos == descr->pos) { + fmtObj->error = + "variable is assigned by multiple \"%n$\" conversion specifiers"; + return JIM_ERR; + } + } + if (descr->pos < 0) { + fmtObj->error = + "\"%n$\" conversion specifier is negative"; + return JIM_ERR; + } + + if (sscanf(fmt, "%d%n", &width, &skip) == 1) { + descr->width = width; + fmt += skip; + } + if (descr->pos > 0 && (size_t) descr->pos > fmtObj->maxPos) + fmtObj->maxPos = descr->pos; + } + else { + + descr->width = width; + } + } + + if (lastPos == -1) + lastPos = descr->pos; + + if (*fmt == '[') { + int swapped = 1, beg = i, end, j; + + descr->type = '['; + descr->arg = &buffer[i]; + ++fmt; + if (*fmt == '^') + buffer[i++] = *fmt++; + if (*fmt == ']') + buffer[i++] = *fmt++; + while (*fmt && *fmt != ']') + buffer[i++] = *fmt++; + if (*fmt != ']') { + fmtObj->error = "unmatched [ in format string"; + return JIM_ERR; + } + end = i; + buffer[i++] = 0; + + while (swapped) { + swapped = 0; + for (j = beg + 1; j < end - 1; ++j) { + if (buffer[j] == '-' && buffer[j - 1] > buffer[j + 1]) { + char tmp = buffer[j - 1]; + + buffer[j - 1] = buffer[j + 1]; + buffer[j + 1] = tmp; + swapped = 1; + } + } + } + } + else { + + if (fmt < fmtEnd && strchr("hlL", *fmt)) + descr->modifier = tolower((int)*fmt++); + + if (fmt >= fmtEnd) { + fmtObj->error = "missing scan conversion character"; + return JIM_ERR; + } + + descr->type = *fmt; + if (strchr("efgcsndoxui", *fmt) == 0) { + fmtObj->error = "bad scan conversion character"; + return JIM_ERR; + } + else if (*fmt == 'c' && descr->width != 0) { + fmtObj->error = "field width may not be specified in %c " "conversion"; + return JIM_ERR; + } + else if (*fmt == 'u' && descr->modifier == 'l') { + fmtObj->error = "unsigned wide not supported"; + return JIM_ERR; + } + } + curr++; + } + done: + return JIM_OK; +} + + + +#define FormatGetCnvCount(_fo_) \ + ((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->convCount +#define FormatGetMaxPos(_fo_) \ + ((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->maxPos +#define FormatGetError(_fo_) \ + ((ScanFmtStringObj*)((_fo_)->internalRep.ptr))->error + +static Jim_Obj *JimScanAString(Jim_Interp *interp, const char *sdescr, const char *str) +{ + char *buffer = Jim_StrDup(str); + char *p = buffer; + + while (*str) { + int c; + int n; + + if (!sdescr && isspace(UCHAR(*str))) + break; + + n = utf8_tounicode(str, &c); + if (sdescr && !JimCharsetMatch(sdescr, strlen(sdescr), c, JIM_CHARSET_SCAN)) + break; + while (n--) + *p++ = *str++; + } + *p = 0; + return Jim_NewStringObjNoAlloc(interp, buffer, p - buffer); +} + + +static int ScanOneEntry(Jim_Interp *interp, const char *str, int pos, int str_bytelen, + ScanFmtStringObj * fmtObj, long idx, Jim_Obj **valObjPtr) +{ + const char *tok; + const ScanFmtPartDescr *descr = &fmtObj->descr[idx]; + size_t scanned = 0; + size_t anchor = pos; + int i; + Jim_Obj *tmpObj = NULL; + + + *valObjPtr = 0; + if (descr->prefix) { + for (i = 0; pos < str_bytelen && descr->prefix[i]; ++i) { + + if (isspace(UCHAR(descr->prefix[i]))) + while (pos < str_bytelen && isspace(UCHAR(str[pos]))) + ++pos; + else if (descr->prefix[i] != str[pos]) + break; + else + ++pos; + } + if (pos >= str_bytelen) { + return -1; + } + else if (descr->prefix[i] != 0) + return 0; + } + + if (descr->type != 'c' && descr->type != '[' && descr->type != 'n') + while (isspace(UCHAR(str[pos]))) + ++pos; + + + scanned = pos - anchor; + + + if (descr->type == 'n') { + + *valObjPtr = Jim_NewIntObj(interp, anchor + scanned); + } + else if (pos >= str_bytelen) { + + return -1; + } + else if (descr->type == 'c') { + int c; + scanned += utf8_tounicode(&str[pos], &c); + *valObjPtr = Jim_NewIntObj(interp, c); + return scanned; + } + else { + + if (descr->width > 0) { + size_t sLen = utf8_strlen(&str[pos], str_bytelen - pos); + size_t tLen = descr->width > sLen ? sLen : descr->width; + + tmpObj = Jim_NewStringObjUtf8(interp, str + pos, tLen); + tok = tmpObj->bytes; + } + else { + + tok = &str[pos]; + } + switch (descr->type) { + case 'd': + case 'o': + case 'x': + case 'u': + case 'i':{ + char *endp; + jim_wide w; + + int base = descr->type == 'o' ? 8 + : descr->type == 'x' ? 16 : descr->type == 'i' ? 0 : 10; + + + if (base == 0) { + w = jim_strtoull(tok, &endp); + } + else { + w = strtoull(tok, &endp, base); + } + + if (endp != tok) { + + *valObjPtr = Jim_NewIntObj(interp, w); + + + scanned += endp - tok; + } + else { + scanned = *tok ? 0 : -1; + } + break; + } + case 's': + case '[':{ + *valObjPtr = JimScanAString(interp, descr->arg, tok); + scanned += Jim_Length(*valObjPtr); + break; + } + case 'e': + case 'f': + case 'g':{ + char *endp; + double value = strtod(tok, &endp); + + if (endp != tok) { + + *valObjPtr = Jim_NewDoubleObj(interp, value); + + scanned += endp - tok; + } + else { + scanned = *tok ? 0 : -1; + } + break; + } + } + if (tmpObj) { + Jim_FreeNewObj(interp, tmpObj); + } + } + return scanned; +} + + +Jim_Obj *Jim_ScanString(Jim_Interp *interp, Jim_Obj *strObjPtr, Jim_Obj *fmtObjPtr, int flags) +{ + size_t i, pos; + int scanned = 1; + const char *str = Jim_String(strObjPtr); + int str_bytelen = Jim_Length(strObjPtr); + Jim_Obj *resultList = 0; + Jim_Obj **resultVec = 0; + int resultc; + Jim_Obj *emptyStr = 0; + ScanFmtStringObj *fmtObj; + + + JimPanic((fmtObjPtr->typePtr != &scanFmtStringObjType, "Jim_ScanString() for non-scan format")); + + fmtObj = (ScanFmtStringObj *) fmtObjPtr->internalRep.ptr; + + if (fmtObj->error != 0) { + if (flags & JIM_ERRMSG) + Jim_SetResultString(interp, fmtObj->error, -1); + return 0; + } + + emptyStr = Jim_NewEmptyStringObj(interp); + Jim_IncrRefCount(emptyStr); + + resultList = Jim_NewListObj(interp, NULL, 0); + if (fmtObj->maxPos > 0) { + for (i = 0; i < fmtObj->maxPos; ++i) + Jim_ListAppendElement(interp, resultList, emptyStr); + JimListGetElements(interp, resultList, &resultc, &resultVec); + } + + for (i = 0, pos = 0; i < fmtObj->count; ++i) { + ScanFmtPartDescr *descr = &(fmtObj->descr[i]); + Jim_Obj *value = 0; + + + if (descr->type == 0) + continue; + + if (scanned > 0) + scanned = ScanOneEntry(interp, str, pos, str_bytelen, fmtObj, i, &value); + + if (scanned == -1 && i == 0) + goto eof; + + pos += scanned; + + + if (value == 0) + value = Jim_NewEmptyStringObj(interp); + + if (descr->pos == -1) { + Jim_FreeNewObj(interp, value); + } + else if (descr->pos == 0) + + Jim_ListAppendElement(interp, resultList, value); + else if (resultVec[descr->pos - 1] == emptyStr) { + + Jim_DecrRefCount(interp, resultVec[descr->pos - 1]); + Jim_IncrRefCount(value); + resultVec[descr->pos - 1] = value; + } + else { + + Jim_FreeNewObj(interp, value); + goto err; + } + } + Jim_DecrRefCount(interp, emptyStr); + return resultList; + eof: + Jim_DecrRefCount(interp, emptyStr); + Jim_FreeNewObj(interp, resultList); + return (Jim_Obj *)EOF; + err: + Jim_DecrRefCount(interp, emptyStr); + Jim_FreeNewObj(interp, resultList); + return 0; +} + + +static void JimPrngInit(Jim_Interp *interp) +{ +#define PRNG_SEED_SIZE 256 + int i; + unsigned int *seed; + time_t t = time(NULL); + + interp->prngState = Jim_Alloc(sizeof(Jim_PrngState)); + + seed = Jim_Alloc(PRNG_SEED_SIZE * sizeof(*seed)); + for (i = 0; i < PRNG_SEED_SIZE; i++) { + seed[i] = (rand() ^ t ^ clock()); + } + JimPrngSeed(interp, (unsigned char *)seed, PRNG_SEED_SIZE * sizeof(*seed)); + Jim_Free(seed); +} + + +static void JimRandomBytes(Jim_Interp *interp, void *dest, unsigned int len) +{ + Jim_PrngState *prng; + unsigned char *destByte = (unsigned char *)dest; + unsigned int si, sj, x; + + + if (interp->prngState == NULL) + JimPrngInit(interp); + prng = interp->prngState; + + for (x = 0; x < len; x++) { + prng->i = (prng->i + 1) & 0xff; + si = prng->sbox[prng->i]; + prng->j = (prng->j + si) & 0xff; + sj = prng->sbox[prng->j]; + prng->sbox[prng->i] = sj; + prng->sbox[prng->j] = si; + *destByte++ = prng->sbox[(si + sj) & 0xff]; + } +} + + +static void JimPrngSeed(Jim_Interp *interp, unsigned char *seed, int seedLen) +{ + int i; + Jim_PrngState *prng; + + + if (interp->prngState == NULL) + JimPrngInit(interp); + prng = interp->prngState; + + + for (i = 0; i < 256; i++) + prng->sbox[i] = i; + + for (i = 0; i < seedLen; i++) { + unsigned char t; + + t = prng->sbox[i & 0xFF]; + prng->sbox[i & 0xFF] = prng->sbox[seed[i]]; + prng->sbox[seed[i]] = t; + } + prng->i = prng->j = 0; + + for (i = 0; i < 256; i += seedLen) { + JimRandomBytes(interp, seed, seedLen); + } +} + + +static int Jim_IncrCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_wide wideValue, increment = 1; + Jim_Obj *intObjPtr; + + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?increment?"); + return JIM_ERR; + } + if (argc == 3) { + if (Jim_GetWideExpr(interp, argv[2], &increment) != JIM_OK) + return JIM_ERR; + } + intObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED); + if (!intObjPtr) { + + wideValue = 0; + } + else if (Jim_GetWide(interp, intObjPtr, &wideValue) != JIM_OK) { + return JIM_ERR; + } + if (!intObjPtr || Jim_IsShared(intObjPtr)) { + intObjPtr = Jim_NewIntObj(interp, wideValue + increment); + if (Jim_SetVariable(interp, argv[1], intObjPtr) != JIM_OK) { + Jim_FreeNewObj(interp, intObjPtr); + return JIM_ERR; + } + } + else { + + Jim_InvalidateStringRep(intObjPtr); + JimWideValue(intObjPtr) = wideValue + increment; + + if (argv[1]->typePtr != &variableObjType) { + + Jim_SetVariable(interp, argv[1], intObjPtr); + } + } + Jim_SetResult(interp, intObjPtr); + return JIM_OK; +} + + +#define JIM_EVAL_SARGV_LEN 8 +#define JIM_EVAL_SINTV_LEN 8 + +static int JimTraceCallback(Jim_Interp *interp, const char *type, int argc, Jim_Obj *const *argv) +{ + JimPanic((interp->traceCmdObj == NULL, "xtrace invoked with no object")); + + int ret; + Jim_Obj *nargv[7]; + Jim_Obj *traceCmdObj = interp->traceCmdObj; + Jim_Obj *resultObj = Jim_GetResult(interp); + ScriptObj *script = NULL; + + + + if (interp->evalFrame->scriptObj) { + script = JimGetScript(interp, interp->evalFrame->scriptObj); + } + + nargv[0] = traceCmdObj; + nargv[1] = Jim_NewStringObj(interp, type, -1); + nargv[2] = script ? script->fileNameObj : interp->emptyObj; + nargv[3] = Jim_NewIntObj(interp, script ? script->linenr : 1); + nargv[4] = resultObj; + nargv[5] = argv[0]; + nargv[6] = Jim_NewListObj(interp, argv + 1, argc - 1); + + + interp->traceCmdObj = NULL; + + Jim_IncrRefCount(resultObj); + ret = Jim_EvalObjVector(interp, 7, nargv); + Jim_DecrRefCount(interp, resultObj); + + if (ret == JIM_OK || ret == JIM_RETURN) { + + interp->traceCmdObj = traceCmdObj; + Jim_SetEmptyResult(interp); + ret = JIM_OK; + } + else { + + Jim_DecrRefCount(interp, traceCmdObj); + } + return ret; +} + + +static int JimUnknown(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retcode; + + if (interp->unknown_called > 50) { + return JIM_ERR; + } + + + + if (Jim_GetCommand(interp, interp->unknown, JIM_NONE) == NULL) + return JIM_ERR; + + interp->unknown_called++; + + retcode = Jim_EvalObjPrefix(interp, interp->unknown, argc, argv); + interp->unknown_called--; + + return retcode; +} + +static void JimPushEvalFrame(Jim_Interp *interp, Jim_EvalFrame *frame, Jim_Obj *scriptObj) +{ + memset(frame, 0, sizeof(*frame)); + frame->parent = interp->evalFrame; + frame->level = frame->parent->level + 1; + frame->procLevel = interp->procLevel; + frame->framePtr = interp->framePtr; + if (scriptObj) { + frame->scriptObj = scriptObj; + } + else { + frame->scriptObj = frame->parent->scriptObj; + } + interp->evalFrame = frame; +#if 0 + if (frame->scriptObj) { + printf("script: %.*s\n", 20, Jim_String(frame->scriptObj)); + } +#endif +} + +static void JimPopEvalFrame(Jim_Interp *interp) +{ + interp->evalFrame = interp->evalFrame->parent; +} + + +static int JimInvokeCommand(Jim_Interp *interp, int objc, Jim_Obj *const *objv) +{ + int retcode; + Jim_Cmd *cmdPtr; + void *prevPrivData; + Jim_Obj *tailcallObj = NULL; + +#if 0 + printf("invoke"); + int j; + for (j = 0; j < objc; j++) { + printf(" '%s'", Jim_String(objv[j])); + } + printf("\n"); +#endif + + cmdPtr = Jim_GetCommand(interp, objv[0], JIM_ERRMSG); + if (cmdPtr == NULL) { + return JimUnknown(interp, objc, objv); + } + JimIncrCmdRefCount(cmdPtr); + + if (interp->evalDepth == interp->maxEvalDepth) { + Jim_SetResultString(interp, "Infinite eval recursion", -1); + retcode = JIM_ERR; + goto out; + } + interp->evalDepth++; + prevPrivData = interp->cmdPrivData; + +tailcall: + + interp->evalFrame->argc = objc; + interp->evalFrame->argv = objv; + interp->evalFrame->cmd = cmdPtr; + + if (!interp->traceCmdObj || + (retcode = JimTraceCallback(interp, "cmd", objc, objv)) == JIM_OK) { + + Jim_SetEmptyResult(interp); + if (cmdPtr->isproc) { + retcode = JimCallProcedure(interp, cmdPtr, objc, objv); + } + else { + interp->cmdPrivData = cmdPtr->u.native.privData; + retcode = cmdPtr->u.native.cmdProc(interp, objc, objv); + } + if (retcode == JIM_ERR) { + JimSetErrorStack(interp, NULL); + } + } + + if (tailcallObj) { + + Jim_DecrRefCount(interp, tailcallObj); + tailcallObj = NULL; + } + + + interp->evalFrame->argc = 0; + interp->evalFrame->argv = NULL; + + + if (retcode == JIM_EVAL && interp->framePtr->tailcallObj) { + JimDecrCmdRefCount(interp, cmdPtr); + + + cmdPtr = interp->framePtr->tailcallCmd; + interp->framePtr->tailcallCmd = NULL; + tailcallObj = interp->framePtr->tailcallObj; + interp->framePtr->tailcallObj = NULL; + objc = tailcallObj->internalRep.listValue.len; + objv = tailcallObj->internalRep.listValue.ele; + goto tailcall; + } + + interp->cmdPrivData = prevPrivData; + interp->evalDepth--; + +out: + JimDecrCmdRefCount(interp, cmdPtr); + + if (retcode == JIM_ERR) { + JimSetErrorStack(interp, NULL); + } + + if (interp->framePtr->tailcallObj) { + JimDecrCmdRefCount(interp, interp->framePtr->tailcallCmd); + Jim_DecrRefCount(interp, interp->framePtr->tailcallObj); + interp->framePtr->tailcallCmd = NULL; + interp->framePtr->tailcallObj = NULL; + } + + return retcode; +} + +int Jim_EvalObjVector(Jim_Interp *interp, int objc, Jim_Obj *const *objv) +{ + int i, retcode; + Jim_EvalFrame frame; + + + for (i = 0; i < objc; i++) + Jim_IncrRefCount(objv[i]); + + + JimPushEvalFrame(interp, &frame, NULL); + + retcode = JimInvokeCommand(interp, objc, objv); + + JimPopEvalFrame(interp); + + + for (i = 0; i < objc; i++) + Jim_DecrRefCount(interp, objv[i]); + + return retcode; +} + +int Jim_EvalObjPrefix(Jim_Interp *interp, Jim_Obj *prefix, int objc, Jim_Obj *const *objv) +{ + int ret; + Jim_Obj **nargv = Jim_Alloc((objc + 1) * sizeof(*nargv)); + + nargv[0] = prefix; + memcpy(&nargv[1], &objv[0], sizeof(nargv[0]) * objc); + ret = Jim_EvalObjVector(interp, objc + 1, nargv); + Jim_Free(nargv); + return ret; +} + +static int JimSubstOneToken(Jim_Interp *interp, const ScriptToken *token, Jim_Obj **objPtrPtr) +{ + Jim_Obj *objPtr; + int ret = JIM_ERR; + + switch (token->type) { + case JIM_TT_STR: + case JIM_TT_ESC: + objPtr = token->objPtr; + break; + case JIM_TT_VAR: + objPtr = Jim_GetVariable(interp, token->objPtr, JIM_ERRMSG); + break; + case JIM_TT_DICTSUGAR: + objPtr = JimExpandDictSugar(interp, token->objPtr); + break; + case JIM_TT_EXPRSUGAR: + ret = Jim_EvalExpression(interp, token->objPtr); + if (ret == JIM_OK) { + objPtr = Jim_GetResult(interp); + } + else { + objPtr = NULL; + } + break; + case JIM_TT_CMD: + ret = Jim_EvalObj(interp, token->objPtr); + if (ret == JIM_OK || ret == JIM_RETURN) { + objPtr = interp->result; + } else { + + objPtr = NULL; + } + break; + default: + JimPanic((1, + "default token type (%d) reached " "in Jim_SubstObj().", token->type)); + objPtr = NULL; + break; + } + if (objPtr) { + *objPtrPtr = objPtr; + return JIM_OK; + } + return ret; +} + +static Jim_Obj *JimInterpolateTokens(Jim_Interp *interp, const ScriptToken * token, int tokens, int flags) +{ + int totlen = 0, i; + Jim_Obj **intv; + Jim_Obj *sintv[JIM_EVAL_SINTV_LEN]; + Jim_Obj *objPtr; + char *s; + + if (tokens <= JIM_EVAL_SINTV_LEN) + intv = sintv; + else + intv = Jim_Alloc(sizeof(Jim_Obj *) * tokens); + + for (i = 0; i < tokens; i++) { + switch (JimSubstOneToken(interp, &token[i], &intv[i])) { + case JIM_OK: + case JIM_RETURN: + break; + case JIM_BREAK: + if (flags & JIM_SUBST_FLAG) { + + tokens = i; + continue; + } + + + case JIM_CONTINUE: + if (flags & JIM_SUBST_FLAG) { + intv[i] = NULL; + continue; + } + + + default: + while (i--) { + Jim_DecrRefCount(interp, intv[i]); + } + if (intv != sintv) { + Jim_Free(intv); + } + return NULL; + } + Jim_IncrRefCount(intv[i]); + Jim_String(intv[i]); + totlen += intv[i]->length; + } + + + if (tokens == 1 && intv[0] && intv == sintv) { + + intv[0]->refCount--; + return intv[0]; + } + + objPtr = Jim_NewStringObjNoAlloc(interp, NULL, 0); + + if (tokens == 4 && token[0].type == JIM_TT_ESC && token[1].type == JIM_TT_ESC + && token[2].type == JIM_TT_VAR) { + + objPtr->typePtr = &interpolatedObjType; + objPtr->internalRep.dictSubstValue.varNameObjPtr = token[0].objPtr; + objPtr->internalRep.dictSubstValue.indexObjPtr = intv[2]; + Jim_IncrRefCount(intv[2]); + } + else if (tokens && intv[0] && intv[0]->typePtr == &sourceObjType) { + + int line; + Jim_Obj *fileNameObj = Jim_GetSourceInfo(interp, intv[0], &line); + Jim_SetSourceInfo(interp, objPtr, fileNameObj, line); + } + + + s = objPtr->bytes = Jim_Alloc(totlen + 1); + objPtr->length = totlen; + for (i = 0; i < tokens; i++) { + if (intv[i]) { + memcpy(s, intv[i]->bytes, intv[i]->length); + s += intv[i]->length; + Jim_DecrRefCount(interp, intv[i]); + } + } + objPtr->bytes[totlen] = '\0'; + + if (intv != sintv) { + Jim_Free(intv); + } + + return objPtr; +} + + +static int JimEvalObjList(Jim_Interp *interp, Jim_Obj *listPtr) +{ + int retcode = JIM_OK; + Jim_EvalFrame frame; + + JimPanic((Jim_IsList(listPtr) == 0, "JimEvalObjList() invoked on non-list.")); + + JimPushEvalFrame(interp, &frame, NULL); + + if (listPtr->internalRep.listValue.len) { + Jim_IncrRefCount(listPtr); + retcode = JimInvokeCommand(interp, + listPtr->internalRep.listValue.len, + listPtr->internalRep.listValue.ele); + Jim_DecrRefCount(interp, listPtr); + } + + JimPopEvalFrame(interp); + + return retcode; +} + +int Jim_EvalObjList(Jim_Interp *interp, Jim_Obj *listPtr) +{ + SetListFromAny(interp, listPtr); + return JimEvalObjList(interp, listPtr); +} + +int Jim_EvalObj(Jim_Interp *interp, Jim_Obj *scriptObjPtr) +{ + int i; + ScriptObj *script; + ScriptToken *token; + int retcode = JIM_OK; + Jim_Obj *sargv[JIM_EVAL_SARGV_LEN], **argv = NULL; + Jim_EvalFrame frame; + + if (Jim_IsList(scriptObjPtr) && scriptObjPtr->bytes == NULL) { + return JimEvalObjList(interp, scriptObjPtr); + } + + Jim_IncrRefCount(scriptObjPtr); + script = JimGetScript(interp, scriptObjPtr); + if (JimParseCheckMissing(interp, script->missing) == JIM_ERR) { + JimSetErrorStack(interp, script); + Jim_DecrRefCount(interp, scriptObjPtr); + return JIM_ERR; + } + + Jim_SetEmptyResult(interp); + + token = script->token; + +#ifdef JIM_OPTIMIZATION + if (script->len == 0) { + Jim_DecrRefCount(interp, scriptObjPtr); + return JIM_OK; + } + if (script->len == 3 + && token[1].objPtr->typePtr == &commandObjType + && token[1].objPtr->internalRep.cmdValue.cmdPtr->isproc == 0 + && token[1].objPtr->internalRep.cmdValue.cmdPtr->u.native.cmdProc == Jim_IncrCoreCommand + && token[2].objPtr->typePtr == &variableObjType) { + + Jim_Obj *objPtr = Jim_GetVariable(interp, token[2].objPtr, JIM_NONE); + + if (objPtr && !Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) { + JimWideValue(objPtr)++; + Jim_InvalidateStringRep(objPtr); + Jim_DecrRefCount(interp, scriptObjPtr); + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + } +#endif + + script->inUse++; + + JimPushEvalFrame(interp, &frame, scriptObjPtr); + + + interp->errorFlag = 0; + argv = sargv; + + for (i = 0; i < script->len && retcode == JIM_OK; ) { + int argc; + int j; + + + argc = token[i].objPtr->internalRep.scriptLineValue.argc; + script->linenr = token[i].objPtr->internalRep.scriptLineValue.line; + + + if (argc > JIM_EVAL_SARGV_LEN) + argv = Jim_Alloc(sizeof(Jim_Obj *) * argc); + + + i++; + + for (j = 0; j < argc; j++) { + long wordtokens = 1; + int expand = 0; + Jim_Obj *wordObjPtr = NULL; + + if (token[i].type == JIM_TT_WORD) { + wordtokens = JimWideValue(token[i++].objPtr); + if (wordtokens < 0) { + expand = 1; + wordtokens = -wordtokens; + } + } + + if (wordtokens == 1) { + + switch (token[i].type) { + case JIM_TT_ESC: + case JIM_TT_STR: + wordObjPtr = token[i].objPtr; + break; + case JIM_TT_VAR: + wordObjPtr = Jim_GetVariable(interp, token[i].objPtr, JIM_ERRMSG); + break; + case JIM_TT_EXPRSUGAR: + retcode = Jim_EvalExpression(interp, token[i].objPtr); + if (retcode == JIM_OK) { + wordObjPtr = Jim_GetResult(interp); + } + else { + wordObjPtr = NULL; + } + break; + case JIM_TT_DICTSUGAR: + wordObjPtr = JimExpandDictSugar(interp, token[i].objPtr); + break; + case JIM_TT_CMD: + retcode = Jim_EvalObj(interp, token[i].objPtr); + if (retcode == JIM_OK) { + wordObjPtr = Jim_GetResult(interp); + } + break; + default: + JimPanic((1, "default token type reached " "in Jim_EvalObj().")); + } + } + else { + wordObjPtr = JimInterpolateTokens(interp, token + i, wordtokens, JIM_NONE); + } + + if (!wordObjPtr) { + if (retcode == JIM_OK) { + retcode = JIM_ERR; + } + break; + } + + Jim_IncrRefCount(wordObjPtr); + i += wordtokens; + + if (!expand) { + argv[j] = wordObjPtr; + } + else { + + int len = Jim_ListLength(interp, wordObjPtr); + int newargc = argc + len - 1; + int k; + + if (len > 1) { + if (argv == sargv) { + if (newargc > JIM_EVAL_SARGV_LEN) { + argv = Jim_Alloc(sizeof(*argv) * newargc); + memcpy(argv, sargv, sizeof(*argv) * j); + } + } + else { + + argv = Jim_Realloc(argv, sizeof(*argv) * newargc); + } + } + + + for (k = 0; k < len; k++) { + argv[j++] = wordObjPtr->internalRep.listValue.ele[k]; + Jim_IncrRefCount(wordObjPtr->internalRep.listValue.ele[k]); + } + + Jim_DecrRefCount(interp, wordObjPtr); + + + j--; + argc += len - 1; + } + } + + if (retcode == JIM_OK && argc) { + + retcode = JimInvokeCommand(interp, argc, argv); + + if (Jim_CheckSignal(interp)) { + retcode = JIM_SIGNAL; + } + } + + + while (j-- > 0) { + Jim_DecrRefCount(interp, argv[j]); + } + + if (argv != sargv) { + Jim_Free(argv); + argv = sargv; + } + } + + + if (retcode == JIM_ERR) { + JimSetErrorStack(interp, NULL); + } + + JimPopEvalFrame(interp); + + Jim_FreeIntRep(interp, scriptObjPtr); + scriptObjPtr->typePtr = &scriptObjType; + Jim_SetIntRepPtr(scriptObjPtr, script); + Jim_DecrRefCount(interp, scriptObjPtr); + + return retcode; +} + +static int JimSetProcArg(Jim_Interp *interp, Jim_Obj *argNameObj, Jim_Obj *argValObj) +{ + int retcode; + + const char *varname = Jim_String(argNameObj); + if (*varname == '&') { + + Jim_Obj *objPtr; + Jim_CallFrame *savedCallFrame = interp->framePtr; + + interp->framePtr = interp->framePtr->parent; + objPtr = Jim_GetVariable(interp, argValObj, JIM_ERRMSG); + interp->framePtr = savedCallFrame; + if (!objPtr) { + return JIM_ERR; + } + + + objPtr = Jim_NewStringObj(interp, varname + 1, -1); + Jim_IncrRefCount(objPtr); + retcode = Jim_SetVariableLink(interp, objPtr, argValObj, interp->framePtr->parent); + Jim_DecrRefCount(interp, objPtr); + } + else { + retcode = Jim_SetVariable(interp, argNameObj, argValObj); + } + return retcode; +} + +static void JimSetProcWrongArgs(Jim_Interp *interp, Jim_Obj *procNameObj, Jim_Cmd *cmd) +{ + + Jim_Obj *argmsg = Jim_NewStringObj(interp, "", 0); + int i; + + for (i = 0; i < cmd->u.proc.argListLen; i++) { + Jim_AppendString(interp, argmsg, " ", 1); + + if (i == cmd->u.proc.argsPos) { + if (cmd->u.proc.arglist[i].defaultObjPtr) { + + Jim_AppendString(interp, argmsg, "?", 1); + Jim_AppendObj(interp, argmsg, cmd->u.proc.arglist[i].defaultObjPtr); + Jim_AppendString(interp, argmsg, " ...?", -1); + } + else { + + Jim_AppendString(interp, argmsg, "?arg ...?", -1); + } + } + else { + if (cmd->u.proc.arglist[i].defaultObjPtr) { + Jim_AppendString(interp, argmsg, "?", 1); + Jim_AppendObj(interp, argmsg, cmd->u.proc.arglist[i].nameObjPtr); + Jim_AppendString(interp, argmsg, "?", 1); + } + else { + const char *arg = Jim_String(cmd->u.proc.arglist[i].nameObjPtr); + if (*arg == '&') { + arg++; + } + Jim_AppendString(interp, argmsg, arg, -1); + } + } + } + Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s%#s\"", procNameObj, argmsg); +} + +#ifdef jim_ext_namespace +int Jim_EvalNamespace(Jim_Interp *interp, Jim_Obj *scriptObj, Jim_Obj *nsObj) +{ + Jim_CallFrame *callFramePtr; + int retcode; + + + callFramePtr = JimCreateCallFrame(interp, interp->framePtr, nsObj); + callFramePtr->argv = interp->evalFrame->argv; + callFramePtr->argc = interp->evalFrame->argc; + callFramePtr->procArgsObjPtr = NULL; + callFramePtr->procBodyObjPtr = scriptObj; + callFramePtr->staticVars = NULL; + Jim_IncrRefCount(scriptObj); + interp->framePtr = callFramePtr; + + + if (interp->framePtr->level == interp->maxCallFrameDepth) { + Jim_SetResultString(interp, "Too many nested calls. Infinite recursion?", -1); + retcode = JIM_ERR; + } + else { + + retcode = Jim_EvalObj(interp, scriptObj); + } + + + interp->framePtr = interp->framePtr->parent; + JimFreeCallFrame(interp, callFramePtr, JIM_FCF_REUSE); + + return retcode; +} +#endif + +static int JimCallProcedure(Jim_Interp *interp, Jim_Cmd *cmd, int argc, Jim_Obj *const *argv) +{ + Jim_CallFrame *callFramePtr; + int i, d, retcode, optargs; + + + if (argc - 1 < cmd->u.proc.reqArity || + (cmd->u.proc.argsPos < 0 && argc - 1 > cmd->u.proc.reqArity + cmd->u.proc.optArity)) { + JimSetProcWrongArgs(interp, argv[0], cmd); + return JIM_ERR; + } + + if (Jim_Length(cmd->u.proc.bodyObjPtr) == 0) { + + return JIM_OK; + } + + + if (interp->framePtr->level == interp->maxCallFrameDepth) { + Jim_SetResultString(interp, "Too many nested calls. Infinite recursion?", -1); + return JIM_ERR; + } + + + callFramePtr = JimCreateCallFrame(interp, interp->framePtr, cmd->u.proc.nsObj); + callFramePtr->argv = argv; + callFramePtr->argc = argc; + callFramePtr->procArgsObjPtr = cmd->u.proc.argListObjPtr; + callFramePtr->procBodyObjPtr = cmd->u.proc.bodyObjPtr; + callFramePtr->staticVars = cmd->u.proc.staticVars; + + interp->procLevel++; + + Jim_IncrRefCount(cmd->u.proc.argListObjPtr); + Jim_IncrRefCount(cmd->u.proc.bodyObjPtr); + interp->framePtr = callFramePtr; + + + optargs = (argc - 1 - cmd->u.proc.reqArity); + + + i = 1; + for (d = 0; d < cmd->u.proc.argListLen; d++) { + Jim_Obj *nameObjPtr = cmd->u.proc.arglist[d].nameObjPtr; + if (d == cmd->u.proc.argsPos) { + + Jim_Obj *listObjPtr; + int argsLen = 0; + if (cmd->u.proc.reqArity + cmd->u.proc.optArity < argc - 1) { + argsLen = argc - 1 - (cmd->u.proc.reqArity + cmd->u.proc.optArity); + } + listObjPtr = Jim_NewListObj(interp, &argv[i], argsLen); + + + if (cmd->u.proc.arglist[d].defaultObjPtr) { + nameObjPtr =cmd->u.proc.arglist[d].defaultObjPtr; + } + retcode = Jim_SetVariable(interp, nameObjPtr, listObjPtr); + if (retcode != JIM_OK) { + goto badargset; + } + + i += argsLen; + continue; + } + + + if (cmd->u.proc.arglist[d].defaultObjPtr == NULL || optargs-- > 0) { + retcode = JimSetProcArg(interp, nameObjPtr, argv[i++]); + } + else { + + retcode = Jim_SetVariable(interp, nameObjPtr, cmd->u.proc.arglist[d].defaultObjPtr); + } + if (retcode != JIM_OK) { + goto badargset; + } + } + + if (interp->traceCmdObj == NULL || + (retcode = JimTraceCallback(interp, "proc", argc, argv)) == JIM_OK) { + + retcode = Jim_EvalObj(interp, cmd->u.proc.bodyObjPtr); + } + +badargset: + + + retcode = JimInvokeDefer(interp, retcode); + interp->framePtr = interp->framePtr->parent; + JimFreeCallFrame(interp, callFramePtr, JIM_FCF_REUSE); + + + if (retcode == JIM_RETURN) { + if (--interp->returnLevel <= 0) { + retcode = interp->returnCode; + interp->returnCode = JIM_OK; + interp->returnLevel = 0; + } + } + interp->procLevel--; + + return retcode; +} + +int Jim_EvalSource(Jim_Interp *interp, const char *filename, int lineno, const char *script) +{ + int retval; + Jim_Obj *scriptObjPtr; + + scriptObjPtr = Jim_NewStringObj(interp, script, -1); + Jim_IncrRefCount(scriptObjPtr); + if (filename) { + Jim_SetSourceInfo(interp, scriptObjPtr, Jim_NewStringObj(interp, filename, -1), lineno); + } + retval = Jim_EvalObj(interp, scriptObjPtr); + Jim_DecrRefCount(interp, scriptObjPtr); + return retval; +} + +int Jim_Eval(Jim_Interp *interp, const char *script) +{ + return Jim_EvalObj(interp, Jim_NewStringObj(interp, script, -1)); +} + + +int Jim_EvalGlobal(Jim_Interp *interp, const char *script) +{ + int retval; + Jim_CallFrame *savedFramePtr = interp->framePtr; + + interp->framePtr = interp->topFramePtr; + retval = Jim_Eval(interp, script); + interp->framePtr = savedFramePtr; + + return retval; +} + +int Jim_EvalFileGlobal(Jim_Interp *interp, const char *filename) +{ + int retval; + Jim_CallFrame *savedFramePtr = interp->framePtr; + + interp->framePtr = interp->topFramePtr; + retval = Jim_EvalFile(interp, filename); + interp->framePtr = savedFramePtr; + + return retval; +} + +#include <sys/stat.h> + +static Jim_Obj *JimReadTextFile(Jim_Interp *interp, const char *filename) +{ + jim_stat_t sb; + int fd; + char *buf; + int readlen; + + if (Jim_Stat(filename, &sb) == -1 || (fd = open(filename, O_RDONLY | O_TEXT, 0666)) < 0) { + Jim_SetResultFormatted(interp, "couldn't read file \"%s\": %s", filename, strerror(errno)); + return NULL; + } + buf = Jim_Alloc(sb.st_size + 1); + readlen = read(fd, buf, sb.st_size); + close(fd); + if (readlen < 0) { + Jim_Free(buf); + Jim_SetResultFormatted(interp, "failed to load file \"%s\": %s", filename, strerror(errno)); + return NULL; + } + else { + Jim_Obj *objPtr; + buf[readlen] = 0; + + objPtr = Jim_NewStringObjNoAlloc(interp, buf, readlen); + + return objPtr; + } +} + + +int Jim_EvalFile(Jim_Interp *interp, const char *filename) +{ + Jim_Obj *filenameObj; + Jim_Obj *oldFilenameObj; + Jim_Obj *scriptObjPtr; + int retcode; + + scriptObjPtr = JimReadTextFile(interp, filename); + if (!scriptObjPtr) { + return JIM_ERR; + } + + filenameObj = Jim_NewStringObj(interp, filename, -1); + Jim_SetSourceInfo(interp, scriptObjPtr, filenameObj, 1); + + oldFilenameObj = JimPushInterpObj(interp->currentFilenameObj, filenameObj); + + retcode = Jim_EvalObj(interp, scriptObjPtr); + + JimPopInterpObj(interp, interp->currentFilenameObj, oldFilenameObj); + + + if (retcode == JIM_RETURN) { + if (--interp->returnLevel <= 0) { + retcode = interp->returnCode; + interp->returnCode = JIM_OK; + interp->returnLevel = 0; + } + } + + return retcode; +} + +static void JimParseSubst(struct JimParserCtx *pc, int flags) +{ + pc->tstart = pc->p; + pc->tline = pc->linenr; + + if (pc->len == 0) { + pc->tend = pc->p; + pc->tt = JIM_TT_EOL; + pc->eof = 1; + return; + } + if (*pc->p == '[' && !(flags & JIM_SUBST_NOCMD)) { + JimParseCmd(pc); + return; + } + if (*pc->p == '$' && !(flags & JIM_SUBST_NOVAR)) { + if (JimParseVar(pc) == JIM_OK) { + return; + } + + pc->tstart = pc->p; + + pc->p++; + pc->len--; + } + while (pc->len) { + if (*pc->p == '$' && !(flags & JIM_SUBST_NOVAR)) { + break; + } + if (*pc->p == '[' && !(flags & JIM_SUBST_NOCMD)) { + break; + } + if (*pc->p == '\\' && pc->len > 1) { + pc->p++; + pc->len--; + } + pc->p++; + pc->len--; + } + pc->tend = pc->p - 1; + pc->tt = (flags & JIM_SUBST_NOESC) ? JIM_TT_STR : JIM_TT_ESC; +} + + +static int SetSubstFromAny(Jim_Interp *interp, struct Jim_Obj *objPtr, int flags) +{ + int scriptTextLen; + const char *scriptText = Jim_GetString(objPtr, &scriptTextLen); + struct JimParserCtx parser; + struct ScriptObj *script = Jim_Alloc(sizeof(*script)); + ParseTokenList tokenlist; + + + ScriptTokenListInit(&tokenlist); + + JimParserInit(&parser, scriptText, scriptTextLen, 1); + while (1) { + JimParseSubst(&parser, flags); + if (parser.eof) { + + break; + } + ScriptAddToken(&tokenlist, parser.tstart, parser.tend - parser.tstart + 1, parser.tt, + parser.tline); + } + + + script->inUse = 1; + script->substFlags = flags; + script->fileNameObj = interp->emptyObj; + Jim_IncrRefCount(script->fileNameObj); + SubstObjAddTokens(interp, script, &tokenlist); + + + ScriptTokenListFree(&tokenlist); + +#ifdef DEBUG_SHOW_SUBST + { + int i; + + printf("==== Subst ====\n"); + for (i = 0; i < script->len; i++) { + printf("[%2d] %s '%s'\n", i, jim_tt_name(script->token[i].type), + Jim_String(script->token[i].objPtr)); + } + } +#endif + + + Jim_FreeIntRep(interp, objPtr); + Jim_SetIntRepPtr(objPtr, script); + objPtr->typePtr = &scriptObjType; + return JIM_OK; +} + +static ScriptObj *Jim_GetSubst(Jim_Interp *interp, Jim_Obj *objPtr, int flags) +{ + if (objPtr->typePtr != &scriptObjType || ((ScriptObj *)Jim_GetIntRepPtr(objPtr))->substFlags != flags) + SetSubstFromAny(interp, objPtr, flags); + return (ScriptObj *) Jim_GetIntRepPtr(objPtr); +} + +int Jim_SubstObj(Jim_Interp *interp, Jim_Obj *substObjPtr, Jim_Obj **resObjPtrPtr, int flags) +{ + ScriptObj *script; + + JimPanic((substObjPtr->refCount == 0, "Jim_SubstObj() called with zero refcount object")); + + script = Jim_GetSubst(interp, substObjPtr, flags); + + Jim_IncrRefCount(substObjPtr); + script->inUse++; + + *resObjPtrPtr = JimInterpolateTokens(interp, script->token, script->len, flags); + + script->inUse--; + Jim_DecrRefCount(interp, substObjPtr); + if (*resObjPtrPtr == NULL) { + return JIM_ERR; + } + return JIM_OK; +} + +void Jim_WrongNumArgs(Jim_Interp *interp, int argc, Jim_Obj *const *argv, const char *msg) +{ + Jim_Obj *objPtr; + Jim_Obj *listObjPtr; + + JimPanic((argc == 0, "Jim_WrongNumArgs() called with argc=0")); + + listObjPtr = Jim_NewListObj(interp, argv, argc); + + if (msg && *msg) { + Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, msg, -1)); + } + Jim_IncrRefCount(listObjPtr); + objPtr = Jim_ListJoin(interp, listObjPtr, " ", 1); + Jim_DecrRefCount(interp, listObjPtr); + + Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s\"", objPtr); +} + +typedef void JimHashtableIteratorCallbackType(Jim_Interp *interp, Jim_Obj *listObjPtr, + Jim_Obj *keyObjPtr, void *value, Jim_Obj *patternObjPtr, int type); + +#define JimTrivialMatch(pattern) (strpbrk((pattern), "*[?\\") == NULL) + +static Jim_Obj *JimHashtablePatternMatch(Jim_Interp *interp, Jim_HashTable *ht, Jim_Obj *patternObjPtr, + JimHashtableIteratorCallbackType *callback, int type) +{ + Jim_HashEntry *he; + Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0); + + + if (patternObjPtr && JimTrivialMatch(Jim_String(patternObjPtr))) { + he = Jim_FindHashEntry(ht, patternObjPtr); + if (he) { + callback(interp, listObjPtr, Jim_GetHashEntryKey(he), Jim_GetHashEntryVal(he), + patternObjPtr, type); + } + } + else { + Jim_HashTableIterator htiter; + JimInitHashTableIterator(ht, &htiter); + while ((he = Jim_NextHashEntry(&htiter)) != NULL) { + callback(interp, listObjPtr, Jim_GetHashEntryKey(he), Jim_GetHashEntryVal(he), + patternObjPtr, type); + } + } + return listObjPtr; +} + + +#define JIM_CMDLIST_COMMANDS 0 +#define JIM_CMDLIST_PROCS 1 +#define JIM_CMDLIST_CHANNELS 2 + +static void JimCommandMatch(Jim_Interp *interp, Jim_Obj *listObjPtr, + Jim_Obj *keyObj, void *value, Jim_Obj *patternObj, int type) +{ + Jim_Cmd *cmdPtr = (Jim_Cmd *)value; + + if (type == JIM_CMDLIST_PROCS && !cmdPtr->isproc) { + + return; + } + + Jim_IncrRefCount(keyObj); + + if (type != JIM_CMDLIST_CHANNELS || Jim_AioFilehandle(interp, keyObj) >= 0) { + int match = 1; + if (patternObj) { + int plen, slen; + const char *pattern = Jim_GetStringNoQualifier(patternObj, &plen); + const char *str = Jim_GetStringNoQualifier(keyObj, &slen); +#ifdef JIM_NO_INTROSPECTION + + match = (JimStringCompareUtf8(pattern, plen, str, slen, 0) == 0); +#else + match = JimGlobMatch(pattern, plen, str, slen, 0); +#endif + } + if (match) { + Jim_ListAppendElement(interp, listObjPtr, keyObj); + } + } + Jim_DecrRefCount(interp, keyObj); +} + +static Jim_Obj *JimCommandsList(Jim_Interp *interp, Jim_Obj *patternObjPtr, int type) +{ + return JimHashtablePatternMatch(interp, &interp->commands, patternObjPtr, JimCommandMatch, type); +} + + +#define JIM_VARLIST_GLOBALS 0 +#define JIM_VARLIST_LOCALS 1 +#define JIM_VARLIST_VARS 2 +#define JIM_VARLIST_MASK 0x000f + +#define JIM_VARLIST_VALUES 0x1000 + +static void JimVariablesMatch(Jim_Interp *interp, Jim_Obj *listObjPtr, + Jim_Obj *keyObj, void *value, Jim_Obj *patternObj, int type) +{ + Jim_VarVal *vv = (Jim_VarVal *)value; + + if ((type & JIM_VARLIST_MASK) != JIM_VARLIST_LOCALS || vv->linkFramePtr == NULL) { + if (patternObj == NULL || Jim_StringMatchObj(interp, patternObj, keyObj, 0)) { + Jim_ListAppendElement(interp, listObjPtr, keyObj); + if (type & JIM_VARLIST_VALUES) { + Jim_ListAppendElement(interp, listObjPtr, vv->objPtr); + } + } + } +} + + +static Jim_Obj *JimVariablesList(Jim_Interp *interp, Jim_Obj *patternObjPtr, int mode) +{ + if (mode == JIM_VARLIST_LOCALS && interp->framePtr == interp->topFramePtr) { + return interp->emptyObj; + } + else { + Jim_CallFrame *framePtr = (mode == JIM_VARLIST_GLOBALS) ? interp->topFramePtr : interp->framePtr; + return JimHashtablePatternMatch(interp, &framePtr->vars, patternObjPtr, JimVariablesMatch, + mode); + } +} + +static int JimInfoLevel(Jim_Interp *interp, Jim_Obj *levelObjPtr, Jim_Obj **objPtrPtr) +{ + long level; + + if (Jim_GetLong(interp, levelObjPtr, &level) == JIM_OK) { + Jim_CallFrame *targetCallFrame = JimGetCallFrameByInteger(interp, level); + if (targetCallFrame && targetCallFrame != interp->topFramePtr) { +#ifdef JIM_NO_INTROSPECTION + + *objPtrPtr = Jim_NewListObj(interp, targetCallFrame->argv, 1); +#else + *objPtrPtr = Jim_NewListObj(interp, targetCallFrame->argv, targetCallFrame->argc); +#endif + return JIM_OK; + } + } + Jim_SetResultFormatted(interp, "bad level \"%#s\"", levelObjPtr); + return JIM_ERR; +} + +static int JimInfoFrame(Jim_Interp *interp, Jim_Obj *levelObjPtr, Jim_Obj **objPtrPtr) +{ + long level; + + if (Jim_GetLong(interp, levelObjPtr, &level) == JIM_OK) { + Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, level); + if (frame) { + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "type", -1)); + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "source", -1)); + if (frame->scriptObj) { + ScriptObj *script = JimGetScript(interp, frame->scriptObj); + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "line", -1)); + Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, script->linenr)); + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "file", -1)); + Jim_ListAppendElement(interp, listObj, script->fileNameObj); + } +#ifndef JIM_NO_INTROSPECTION + { + Jim_Obj *cmdObj = Jim_NewListObj(interp, frame->argv, frame->argc); + + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "cmd", -1)); + Jim_ListAppendElement(interp, listObj, cmdObj); + } +#endif + { + Jim_Obj *procNameObj = JimProcForEvalFrame(interp, frame); + if (procNameObj) { + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "proc", -1)); + Jim_ListAppendElement(interp, listObj, procNameObj); + } + } + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, "level", -1)); + Jim_ListAppendElement(interp, listObj, Jim_NewIntObj(interp, interp->framePtr->level - frame->framePtr->level)); + + *objPtrPtr = listObj; + return JIM_OK; + } + } + Jim_SetResultFormatted(interp, "bad level \"%#s\"", levelObjPtr); + return JIM_ERR; +} + + +static int Jim_PutsCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "?-nonewline? string"); + return JIM_ERR; + } + if (argc == 3) { + if (!Jim_CompareStringImmediate(interp, argv[1], "-nonewline")) { + Jim_SetResultString(interp, "The second argument must " "be -nonewline", -1); + return JIM_ERR; + } + else { + fputs(Jim_String(argv[2]), stdout); + } + } + else { + puts(Jim_String(argv[1])); + } + return JIM_OK; +} + + +static int JimAddMulHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int op) +{ + jim_wide wideValue, res; + double doubleValue, doubleRes; + int i; + + res = (op == JIM_EXPROP_ADD) ? 0 : 1; + + for (i = 1; i < argc; i++) { + if (Jim_GetWide(interp, argv[i], &wideValue) != JIM_OK) + goto trydouble; + if (op == JIM_EXPROP_ADD) + res += wideValue; + else + res *= wideValue; + } + Jim_SetResultInt(interp, res); + return JIM_OK; + trydouble: + doubleRes = (double)res; + for (; i < argc; i++) { + if (Jim_GetDouble(interp, argv[i], &doubleValue) != JIM_OK) + return JIM_ERR; + if (op == JIM_EXPROP_ADD) + doubleRes += doubleValue; + else + doubleRes *= doubleValue; + } + Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes)); + return JIM_OK; +} + + +static int JimSubDivHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int op) +{ + jim_wide wideValue, res = 0; + double doubleValue, doubleRes = 0; + int i = 2; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "number ?number ... number?"); + return JIM_ERR; + } + else if (argc == 2) { + if (Jim_GetWide(interp, argv[1], &wideValue) != JIM_OK) { + if (Jim_GetDouble(interp, argv[1], &doubleValue) != JIM_OK) { + return JIM_ERR; + } + else { + if (op == JIM_EXPROP_SUB) + doubleRes = -doubleValue; + else + doubleRes = 1.0 / doubleValue; + Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes)); + return JIM_OK; + } + } + if (op == JIM_EXPROP_SUB) { + res = -wideValue; + Jim_SetResultInt(interp, res); + } + else { + doubleRes = 1.0 / wideValue; + Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes)); + } + return JIM_OK; + } + else { + if (Jim_GetWide(interp, argv[1], &res) != JIM_OK) { + if (Jim_GetDouble(interp, argv[1], &doubleRes) + != JIM_OK) { + return JIM_ERR; + } + else { + goto trydouble; + } + } + } + for (i = 2; i < argc; i++) { + if (Jim_GetWide(interp, argv[i], &wideValue) != JIM_OK) { + doubleRes = (double)res; + goto trydouble; + } + if (op == JIM_EXPROP_SUB) + res -= wideValue; + else { + if (wideValue == 0) { + Jim_SetResultString(interp, "Division by zero", -1); + return JIM_ERR; + } + res /= wideValue; + } + } + Jim_SetResultInt(interp, res); + return JIM_OK; + trydouble: + for (; i < argc; i++) { + if (Jim_GetDouble(interp, argv[i], &doubleValue) != JIM_OK) + return JIM_ERR; + if (op == JIM_EXPROP_SUB) + doubleRes -= doubleValue; + else + doubleRes /= doubleValue; + } + Jim_SetResult(interp, Jim_NewDoubleObj(interp, doubleRes)); + return JIM_OK; +} + + + +static int Jim_AddCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimAddMulHelper(interp, argc, argv, JIM_EXPROP_ADD); +} + + +static int Jim_MulCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimAddMulHelper(interp, argc, argv, JIM_EXPROP_MUL); +} + + +static int Jim_SubCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimSubDivHelper(interp, argc, argv, JIM_EXPROP_SUB); +} + + +static int Jim_DivCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimSubDivHelper(interp, argc, argv, JIM_EXPROP_DIV); +} + + +static int Jim_SetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?newValue?"); + return JIM_ERR; + } + if (argc == 2) { + Jim_Obj *objPtr; + + objPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG); + if (!objPtr) + return JIM_ERR; + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + if (Jim_SetVariable(interp, argv[1], argv[2]) != JIM_OK) + return JIM_ERR; + Jim_SetResult(interp, argv[2]); + return JIM_OK; +} + +static int Jim_UnsetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i = 1; + int complain = 1; + + while (i < argc) { + if (Jim_CompareStringImmediate(interp, argv[i], "--")) { + i++; + break; + } + if (Jim_CompareStringImmediate(interp, argv[i], "-nocomplain")) { + complain = 0; + i++; + continue; + } + break; + } + + while (i < argc) { + if (Jim_UnsetVariable(interp, argv[i], complain ? JIM_ERRMSG : JIM_NONE) != JIM_OK + && complain) { + return JIM_ERR; + } + i++; + } + + Jim_SetEmptyResult(interp); + return JIM_OK; +} + +static int JimCheckLoopRetcode(Jim_Interp *interp, int retval) +{ + if (retval == JIM_BREAK || retval == JIM_CONTINUE) { + if (--interp->break_level > 0) { + return 1; + } + } + return 0; +} + + +static int Jim_WhileCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "condition body"); + return JIM_ERR; + } + + + while (1) { + int boolean = 0, retval; + + if ((retval = Jim_GetBoolFromExpr(interp, argv[1], &boolean)) != JIM_OK) + return retval; + if (!boolean) + break; + + if ((retval = Jim_EvalObj(interp, argv[2])) != JIM_OK) { + if (JimCheckLoopRetcode(interp, retval)) { + return retval; + } + switch (retval) { + case JIM_BREAK: + goto out; + case JIM_CONTINUE: + continue; + default: + return retval; + } + } + } + out: + Jim_SetEmptyResult(interp); + return JIM_OK; +} + + +static int Jim_ForCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retval; + int boolean = 1; + int immediate = 0; + Jim_Obj *varNamePtr = NULL; + Jim_Obj *stopVarNamePtr = NULL; + + if (argc != 5) { + Jim_WrongNumArgs(interp, 1, argv, "start test next body"); + return JIM_ERR; + } + + + if ((retval = Jim_EvalObj(interp, argv[1])) != JIM_OK) { + return retval; + } + + retval = Jim_GetBoolFromExpr(interp, argv[2], &boolean); + + +#ifdef JIM_OPTIMIZATION + if (retval == JIM_OK && boolean) { + ScriptObj *incrScript; + struct ExprTree *expr; + jim_wide stop, currentVal; + Jim_Obj *objPtr; + int cmpOffset; + + + expr = JimGetExpression(interp, argv[2]); + incrScript = JimGetScript(interp, argv[3]); + + + if (incrScript == NULL || incrScript->len != 3 || !expr || expr->len != 3) { + goto evalstart; + } + + if (incrScript->token[1].type != JIM_TT_ESC) { + goto evalstart; + } + + if (expr->expr->type == JIM_EXPROP_LT) { + cmpOffset = 0; + } + else if (expr->expr->type == JIM_EXPROP_LTE) { + cmpOffset = 1; + } + else { + goto evalstart; + } + + if (expr->expr->left->type != JIM_TT_VAR) { + goto evalstart; + } + + if (expr->expr->right->type != JIM_TT_VAR && expr->expr->right->type != JIM_TT_EXPR_INT) { + goto evalstart; + } + + + if (!Jim_CompareStringImmediate(interp, incrScript->token[1].objPtr, "incr")) { + goto evalstart; + } + + + if (!Jim_StringEqObj(incrScript->token[2].objPtr, expr->expr->left->objPtr)) { + goto evalstart; + } + + + if (expr->expr->right->type == JIM_TT_EXPR_INT) { + if (Jim_GetWideExpr(interp, expr->expr->right->objPtr, &stop) == JIM_ERR) { + goto evalstart; + } + } + else { + stopVarNamePtr = expr->expr->right->objPtr; + Jim_IncrRefCount(stopVarNamePtr); + + stop = 0; + } + + + varNamePtr = expr->expr->left->objPtr; + Jim_IncrRefCount(varNamePtr); + + objPtr = Jim_GetVariable(interp, varNamePtr, JIM_NONE); + if (objPtr == NULL || Jim_GetWide(interp, objPtr, ¤tVal) != JIM_OK) { + goto testcond; + } + + + while (retval == JIM_OK) { + + + + + if (stopVarNamePtr) { + objPtr = Jim_GetVariable(interp, stopVarNamePtr, JIM_NONE); + if (objPtr == NULL || Jim_GetWide(interp, objPtr, &stop) != JIM_OK) { + goto testcond; + } + } + + if (currentVal >= stop + cmpOffset) { + break; + } + + + retval = Jim_EvalObj(interp, argv[4]); + if (JimCheckLoopRetcode(interp, retval)) { + immediate++; + goto out; + } + if (retval == JIM_OK || retval == JIM_CONTINUE) { + retval = JIM_OK; + + objPtr = Jim_GetVariable(interp, varNamePtr, JIM_ERRMSG); + + + if (objPtr == NULL) { + retval = JIM_ERR; + goto out; + } + if (!Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) { + currentVal = ++JimWideValue(objPtr); + Jim_InvalidateStringRep(objPtr); + } + else { + if (Jim_GetWide(interp, objPtr, ¤tVal) != JIM_OK || + Jim_SetVariable(interp, varNamePtr, Jim_NewIntObj(interp, + ++currentVal)) != JIM_OK) { + goto evalnext; + } + } + } + } + goto out; + } + evalstart: +#endif + + while (boolean && (retval == JIM_OK || retval == JIM_CONTINUE)) { + + retval = Jim_EvalObj(interp, argv[4]); + if (JimCheckLoopRetcode(interp, retval)) { + immediate++; + break; + } + if (retval == JIM_OK || retval == JIM_CONTINUE) { + +JIM_IF_OPTIM(evalnext:) + retval = Jim_EvalObj(interp, argv[3]); + if (retval == JIM_OK || retval == JIM_CONTINUE) { + +JIM_IF_OPTIM(testcond:) + retval = Jim_GetBoolFromExpr(interp, argv[2], &boolean); + } + } + } +JIM_IF_OPTIM(out:) + if (stopVarNamePtr) { + Jim_DecrRefCount(interp, stopVarNamePtr); + } + if (varNamePtr) { + Jim_DecrRefCount(interp, varNamePtr); + } + + if (!immediate) { + if (retval == JIM_CONTINUE || retval == JIM_BREAK || retval == JIM_OK) { + Jim_SetEmptyResult(interp); + return JIM_OK; + } + } + + return retval; +} + + +static int Jim_LoopCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retval; + jim_wide i; + jim_wide limit = 0; + jim_wide incr = 1; + Jim_Obj *bodyObjPtr; + + if (argc < 4 || argc > 6) { + Jim_WrongNumArgs(interp, 1, argv, "var ?first? limit ?incr? body"); + return JIM_ERR; + } + + retval = Jim_GetWideExpr(interp, argv[2], &i); + if (argc > 4 && retval == JIM_OK) { + retval = Jim_GetWideExpr(interp, argv[3], &limit); + } + if (argc > 5 && retval == JIM_OK) { + Jim_GetWideExpr(interp, argv[4], &incr); + } + if (retval != JIM_OK) { + return retval; + } + if (argc == 4) { + limit = i; + i = 0; + } + bodyObjPtr = argv[argc - 1]; + + retval = Jim_SetVariable(interp, argv[1], Jim_NewIntObj(interp, i)); + + while (((i < limit && incr > 0) || (i > limit && incr < 0)) && retval == JIM_OK) { + retval = Jim_EvalObj(interp, bodyObjPtr); + if (JimCheckLoopRetcode(interp, retval)) { + return retval; + } + if (retval == JIM_OK || retval == JIM_CONTINUE) { + Jim_Obj *objPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG); + + retval = JIM_OK; + + + i += incr; + + if (objPtr && !Jim_IsShared(objPtr) && objPtr->typePtr == &intObjType) { + if (argv[1]->typePtr != &variableObjType) { + if (Jim_SetVariable(interp, argv[1], objPtr) != JIM_OK) { + return JIM_ERR; + } + } + JimWideValue(objPtr) = i; + Jim_InvalidateStringRep(objPtr); + + if (argv[1]->typePtr != &variableObjType) { + if (Jim_SetVariable(interp, argv[1], objPtr) != JIM_OK) { + retval = JIM_ERR; + break; + } + } + } + else { + objPtr = Jim_NewIntObj(interp, i); + retval = Jim_SetVariable(interp, argv[1], objPtr); + if (retval != JIM_OK) { + Jim_FreeNewObj(interp, objPtr); + } + } + } + } + + if (retval == JIM_OK || retval == JIM_CONTINUE || retval == JIM_BREAK) { + Jim_SetEmptyResult(interp); + return JIM_OK; + } + return retval; +} + +typedef struct { + Jim_Obj *objPtr; + int idx; +} Jim_ListIter; + +static void JimListIterInit(Jim_ListIter *iter, Jim_Obj *objPtr) +{ + iter->objPtr = objPtr; + iter->idx = 0; +} + +static Jim_Obj *JimListIterNext(Jim_Interp *interp, Jim_ListIter *iter) +{ + if (iter->idx >= Jim_ListLength(interp, iter->objPtr)) { + return NULL; + } + return iter->objPtr->internalRep.listValue.ele[iter->idx++]; +} + +static int JimListIterDone(Jim_Interp *interp, Jim_ListIter *iter) +{ + return iter->idx >= Jim_ListLength(interp, iter->objPtr); +} + + +static int JimForeachMapHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int doMap) +{ + int result = JIM_OK; + int i, numargs; + Jim_ListIter twoiters[2]; + Jim_ListIter *iters; + Jim_Obj *script; + Jim_Obj *resultObj; + + if (argc < 4 || argc % 2 != 0) { + Jim_WrongNumArgs(interp, 1, argv, "varList list ?varList list ...? script"); + return JIM_ERR; + } + script = argv[argc - 1]; + numargs = (argc - 1 - 1); + + if (numargs == 2) { + iters = twoiters; + } + else { + iters = Jim_Alloc(numargs * sizeof(*iters)); + } + for (i = 0; i < numargs; i++) { + JimListIterInit(&iters[i], argv[i + 1]); + if (i % 2 == 0 && JimListIterDone(interp, &iters[i])) { + result = JIM_ERR; + } + } + if (result != JIM_OK) { + Jim_SetResultString(interp, "foreach varlist is empty", -1); + goto empty_varlist; + } + + if (doMap) { + resultObj = Jim_NewListObj(interp, NULL, 0); + } + else { + resultObj = interp->emptyObj; + } + Jim_IncrRefCount(resultObj); + + while (1) { + + for (i = 0; i < numargs; i += 2) { + if (!JimListIterDone(interp, &iters[i + 1])) { + break; + } + } + if (i == numargs) { + + break; + } + + + for (i = 0; i < numargs; i += 2) { + Jim_Obj *varName; + + + JimListIterInit(&iters[i], argv[i + 1]); + while ((varName = JimListIterNext(interp, &iters[i])) != NULL) { + Jim_Obj *valObj = JimListIterNext(interp, &iters[i + 1]); + if (!valObj) { + + valObj = interp->emptyObj; + } + + Jim_IncrRefCount(valObj); + result = Jim_SetVariable(interp, varName, valObj); + Jim_DecrRefCount(interp, valObj); + if (result != JIM_OK) { + goto err; + } + } + } + result = Jim_EvalObj(interp, script); + if (JimCheckLoopRetcode(interp, result)) { + goto err; + } + switch (result) { + case JIM_OK: + if (doMap) { + Jim_ListAppendElement(interp, resultObj, interp->result); + } + break; + case JIM_CONTINUE: + break; + case JIM_BREAK: + goto out; + default: + goto err; + } + } + out: + result = JIM_OK; + Jim_SetResult(interp, resultObj); + err: + Jim_DecrRefCount(interp, resultObj); + empty_varlist: + if (numargs > 2) { + Jim_Free(iters); + } + return result; +} + + +static int Jim_ForeachCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimForeachMapHelper(interp, argc, argv, 0); +} + + +static int Jim_LmapCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimForeachMapHelper(interp, argc, argv, 1); +} + + +static int Jim_LassignCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int result = JIM_ERR; + int i; + Jim_ListIter iter; + Jim_Obj *resultObj; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "varList list ?varName ...?"); + return JIM_ERR; + } + + JimListIterInit(&iter, argv[1]); + + for (i = 2; i < argc; i++) { + Jim_Obj *valObj = JimListIterNext(interp, &iter); + result = Jim_SetVariable(interp, argv[i], valObj ? valObj : interp->emptyObj); + if (result != JIM_OK) { + return result; + } + } + + resultObj = Jim_NewListObj(interp, NULL, 0); + while (!JimListIterDone(interp, &iter)) { + Jim_ListAppendElement(interp, resultObj, JimListIterNext(interp, &iter)); + } + + Jim_SetResult(interp, resultObj); + + return JIM_OK; +} + + +static int Jim_IfCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int boolean, retval, current = 1, falsebody = 0; + + if (argc >= 3) { + while (1) { + + if (current >= argc) + goto err; + if ((retval = Jim_GetBoolFromExpr(interp, argv[current++], &boolean)) + != JIM_OK) + return retval; + + if (current >= argc) + goto err; + if (Jim_CompareStringImmediate(interp, argv[current], "then")) + current++; + + if (current >= argc) + goto err; + if (boolean) + return Jim_EvalObj(interp, argv[current]); + + if (++current >= argc) { + Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); + return JIM_OK; + } + falsebody = current++; + if (Jim_CompareStringImmediate(interp, argv[falsebody], "else")) { + + if (current != argc - 1) + goto err; + return Jim_EvalObj(interp, argv[current]); + } + else if (Jim_CompareStringImmediate(interp, argv[falsebody], "elseif")) + continue; + + else if (falsebody != argc - 1) + goto err; + return Jim_EvalObj(interp, argv[falsebody]); + } + return JIM_OK; + } + err: + Jim_WrongNumArgs(interp, 1, argv, "condition ?then? trueBody ?elseif ...? ?else? falseBody"); + return JIM_ERR; +} + + +int Jim_CommandMatchObj(Jim_Interp *interp, Jim_Obj *commandObj, Jim_Obj *patternObj, + Jim_Obj *stringObj, int flags) +{ + Jim_Obj *parms[5]; + int argc = 0; + long eq; + int rc; + + parms[argc++] = commandObj; + if (flags & JIM_NOCASE) { + parms[argc++] = Jim_NewStringObj(interp, "-nocase", -1); + } + if (flags & JIM_OPT_END) { + parms[argc++] = Jim_NewStringObj(interp, "--", -1); + } + parms[argc++] = patternObj; + parms[argc++] = stringObj; + + rc = Jim_EvalObjVector(interp, argc, parms); + + if (rc != JIM_OK || Jim_GetLong(interp, Jim_GetResult(interp), &eq) != JIM_OK) { + eq = -rc; + } + + return eq; +} + + +static int Jim_SwitchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + enum { SWITCH_EXACT, SWITCH_GLOB, SWITCH_RE, SWITCH_CMD }; + int matchOpt = SWITCH_EXACT, opt = 1, patCount, i; + int match_flags = 0; + Jim_Obj *command = NULL, *scriptObj = NULL, *strObj; + Jim_Obj **caseList; + + if (argc < 3) { + wrongnumargs: + Jim_WrongNumArgs(interp, 1, argv, "?options? string " + "pattern body ... ?default body? or " "{pattern body ?pattern body ...?}"); + return JIM_ERR; + } + for (opt = 1; opt < argc; ++opt) { + const char *option = Jim_String(argv[opt]); + + if (*option != '-') + break; + else if (strncmp(option, "--", 2) == 0) { + ++opt; + break; + } + else if (strncmp(option, "-exact", 2) == 0) + matchOpt = SWITCH_EXACT; + else if (strncmp(option, "-glob", 2) == 0) + matchOpt = SWITCH_GLOB; + else if (strncmp(option, "-regexp", 2) == 0) { + matchOpt = SWITCH_RE; + match_flags |= JIM_OPT_END; + } + else if (strncmp(option, "-command", 2) == 0) { + matchOpt = SWITCH_CMD; + if ((argc - opt) < 2) + goto wrongnumargs; + command = argv[++opt]; + } + else { + Jim_SetResultFormatted(interp, + "bad option \"%#s\": must be -exact, -glob, -regexp, -command procname or --", + argv[opt]); + return JIM_ERR; + } + if ((argc - opt) < 2) + goto wrongnumargs; + } + strObj = argv[opt++]; + patCount = argc - opt; + if (patCount == 1) { + JimListGetElements(interp, argv[opt], &patCount, &caseList); + } + else + caseList = (Jim_Obj **)&argv[opt]; + if (patCount == 0 || patCount % 2 != 0) + goto wrongnumargs; + for (i = 0; scriptObj == NULL && i < patCount; i += 2) { + Jim_Obj *patObj = caseList[i]; + + if (!Jim_CompareStringImmediate(interp, patObj, "default") + || i < (patCount - 2)) { + switch (matchOpt) { + case SWITCH_EXACT: + if (Jim_StringEqObj(strObj, patObj)) + scriptObj = caseList[i + 1]; + break; + case SWITCH_GLOB: + if (Jim_StringMatchObj(interp, patObj, strObj, 0)) + scriptObj = caseList[i + 1]; + break; + case SWITCH_RE: + command = Jim_NewStringObj(interp, "regexp", -1); + + case SWITCH_CMD:{ + int rc = Jim_CommandMatchObj(interp, command, patObj, strObj, match_flags); + + if (argc - opt == 1) { + JimListGetElements(interp, argv[opt], &patCount, &caseList); + } + + if (rc < 0) { + return -rc; + } + if (rc) + scriptObj = caseList[i + 1]; + break; + } + } + } + else { + scriptObj = caseList[i + 1]; + } + } + for (; i < patCount && Jim_CompareStringImmediate(interp, scriptObj, "-"); i += 2) + scriptObj = caseList[i + 1]; + if (scriptObj && Jim_CompareStringImmediate(interp, scriptObj, "-")) { + Jim_SetResultFormatted(interp, "no body specified for pattern \"%#s\"", caseList[i - 2]); + return JIM_ERR; + } + Jim_SetEmptyResult(interp); + if (scriptObj) { + return Jim_EvalObj(interp, scriptObj); + } + return JIM_OK; +} + + +static int Jim_ListCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *listObjPtr; + + listObjPtr = Jim_NewListObj(interp, argv + 1, argc - 1); + Jim_SetResult(interp, listObjPtr); + return JIM_OK; +} + + +static int Jim_LindexCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + int ret; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "list ?index ...?"); + return JIM_ERR; + } + ret = Jim_ListIndices(interp, argv[1], argv + 2, argc - 2, &objPtr, JIM_NONE); + if (ret < 0) { + ret = JIM_OK; + Jim_SetEmptyResult(interp); + } + else if (ret == JIM_OK) { + Jim_SetResult(interp, objPtr); + } + return ret; +} + + +static int Jim_LlengthCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "list"); + return JIM_ERR; + } + Jim_SetResultInt(interp, Jim_ListLength(interp, argv[1])); + return JIM_OK; +} + + +static int Jim_LsearchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + static const char * const options[] = { + "-bool", "-not", "-nocase", "-exact", "-glob", "-regexp", "-all", "-inline", "-command", + "-stride", "-index", NULL + }; + enum + { OPT_BOOL, OPT_NOT, OPT_NOCASE, OPT_EXACT, OPT_GLOB, OPT_REGEXP, OPT_ALL, OPT_INLINE, + OPT_COMMAND, OPT_STRIDE, OPT_INDEX }; + int i; + int opt_bool = 0; + int opt_not = 0; + int opt_all = 0; + int opt_inline = 0; + int opt_match = OPT_EXACT; + int listlen; + int rc = JIM_OK; + Jim_Obj *listObjPtr = NULL; + Jim_Obj *commandObj = NULL; + Jim_Obj *indexObj = NULL; + int match_flags = 0; + long stride = 1; + + if (argc < 3) { + wrongargs: + Jim_WrongNumArgs(interp, 1, argv, + "?-exact|-glob|-regexp|-command 'command'? ?-bool|-inline? ?-not? ?-nocase? ?-all? ?-stride len? ?-index val? list value"); + return JIM_ERR; + } + + for (i = 1; i < argc - 2; i++) { + int option; + + if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + switch (option) { + case OPT_BOOL: + opt_bool = 1; + opt_inline = 0; + break; + case OPT_NOT: + opt_not = 1; + break; + case OPT_NOCASE: + match_flags |= JIM_NOCASE; + break; + case OPT_INLINE: + opt_inline = 1; + opt_bool = 0; + break; + case OPT_ALL: + opt_all = 1; + break; + case OPT_REGEXP: + opt_match = option; + match_flags |= JIM_OPT_END; + break; + case OPT_COMMAND: + if (i >= argc - 2) { + goto wrongargs; + } + commandObj = argv[++i]; + + case OPT_EXACT: + case OPT_GLOB: + opt_match = option; + break; + case OPT_INDEX: + if (i >= argc - 2) { + goto wrongargs; + } + indexObj = argv[++i]; + break; + case OPT_STRIDE: + if (i >= argc - 2) { + goto wrongargs; + } + if (Jim_GetLong(interp, argv[++i], &stride) != JIM_OK) { + return JIM_ERR; + } + if (stride < 1) { + Jim_SetResultString(interp, "stride length must be at least 1", -1); + return JIM_ERR; + } + break; + } + } + + argc -= i; + if (argc < 2) { + goto wrongargs; + } + argv += i; + + listlen = Jim_ListLength(interp, argv[0]); + if (listlen % stride) { + Jim_SetResultString(interp, "list size must be a multiple of the stride length", -1); + return JIM_ERR; + } + + if (opt_all) { + listObjPtr = Jim_NewListObj(interp, NULL, 0); + } + if (opt_match == OPT_REGEXP) { + commandObj = Jim_NewStringObj(interp, "regexp", -1); + } + if (commandObj) { + Jim_IncrRefCount(commandObj); + } + + for (i = 0; i < listlen; i += stride) { + int eq = 0; + Jim_Obj *searchListObj; + Jim_Obj *objPtr; + int offset; + + if (indexObj) { + int indexlen = Jim_ListLength(interp, indexObj); + if (stride == 1) { + searchListObj = Jim_ListGetIndex(interp, argv[0], i); + } + else { + searchListObj = Jim_NewListObj(interp, argv[0]->internalRep.listValue.ele + i, stride); + } + Jim_IncrRefCount(searchListObj); + rc = Jim_ListIndices(interp, searchListObj, indexObj->internalRep.listValue.ele, indexlen, &objPtr, JIM_ERRMSG); + if (rc != JIM_OK) { + Jim_DecrRefCount(interp, searchListObj); + rc = JIM_ERR; + goto done; + } + + offset = 0; + } + else { + + searchListObj = argv[0]; + offset = i; + objPtr = Jim_ListGetIndex(interp, searchListObj, i); + Jim_IncrRefCount(searchListObj); + } + + switch (opt_match) { + case OPT_EXACT: + eq = Jim_StringCompareObj(interp, argv[1], objPtr, match_flags) == 0; + break; + + case OPT_GLOB: + eq = Jim_StringMatchObj(interp, argv[1], objPtr, match_flags); + break; + + case OPT_REGEXP: + case OPT_COMMAND: + eq = Jim_CommandMatchObj(interp, commandObj, argv[1], objPtr, match_flags); + if (eq < 0) { + Jim_DecrRefCount(interp, searchListObj); + rc = JIM_ERR; + goto done; + } + break; + } + + + if ((!opt_bool && eq == !opt_not) || (opt_bool && (eq || opt_all))) { + Jim_Obj *resultObj; + + if (opt_bool) { + resultObj = Jim_NewIntObj(interp, eq ^ opt_not); + } + else if (!opt_inline) { + resultObj = Jim_NewIntObj(interp, i); + } + else if (stride == 1) { + resultObj = objPtr; + } + else if (opt_all) { + + ListInsertElements(listObjPtr, -1, stride, + searchListObj->internalRep.listValue.ele + offset); + + resultObj = NULL; + } + else { + resultObj = Jim_NewListObj(interp, searchListObj->internalRep.listValue.ele + offset, stride); + } + + if (opt_all) { + + if (stride == 1) { + Jim_ListAppendElement(interp, listObjPtr, resultObj); + } + } + else { + Jim_SetResult(interp, resultObj); + Jim_DecrRefCount(interp, searchListObj); + goto done; + } + } + Jim_DecrRefCount(interp, searchListObj); + } + + if (opt_all) { + Jim_SetResult(interp, listObjPtr); + listObjPtr = NULL; + } + else { + + if (opt_bool) { + Jim_SetResultBool(interp, opt_not); + } + else if (!opt_inline) { + Jim_SetResultInt(interp, -1); + } + } + + done: + if (listObjPtr) { + Jim_FreeNewObj(interp, listObjPtr); + } + if (commandObj) { + Jim_DecrRefCount(interp, commandObj); + } + return rc; +} + + +static int Jim_LappendCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *listObjPtr; + int new_obj = 0; + int i; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?value value ...?"); + return JIM_ERR; + } + listObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED); + if (!listObjPtr) { + + listObjPtr = Jim_NewListObj(interp, NULL, 0); + new_obj = 1; + } + else if (Jim_IsShared(listObjPtr)) { + listObjPtr = Jim_DuplicateObj(interp, listObjPtr); + new_obj = 1; + } + for (i = 2; i < argc; i++) + Jim_ListAppendElement(interp, listObjPtr, argv[i]); + if (Jim_SetVariable(interp, argv[1], listObjPtr) != JIM_OK) { + if (new_obj) + Jim_FreeNewObj(interp, listObjPtr); + return JIM_ERR; + } + Jim_SetResult(interp, listObjPtr); + return JIM_OK; +} + + +static int Jim_LinsertCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int idx, len; + Jim_Obj *listPtr; + + if (argc < 3) { + Jim_WrongNumArgs(interp, 1, argv, "list index ?element ...?"); + return JIM_ERR; + } + listPtr = argv[1]; + if (Jim_IsShared(listPtr)) + listPtr = Jim_DuplicateObj(interp, listPtr); + if (Jim_GetIndex(interp, argv[2], &idx) != JIM_OK) + goto err; + len = Jim_ListLength(interp, listPtr); + if (idx >= len) + idx = len; + else if (idx < 0) + idx = len + idx + 1; + Jim_ListInsertElements(interp, listPtr, idx, argc - 3, &argv[3]); + Jim_SetResult(interp, listPtr); + return JIM_OK; + err: + if (listPtr != argv[1]) { + Jim_FreeNewObj(interp, listPtr); + } + return JIM_ERR; +} + + +static int Jim_LreplaceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int first, last, len, rangeLen; + Jim_Obj *listObj; + Jim_Obj *newListObj; + + if (argc < 4) { + Jim_WrongNumArgs(interp, 1, argv, "list first last ?element ...?"); + return JIM_ERR; + } + if (Jim_GetIndex(interp, argv[2], &first) != JIM_OK || + Jim_GetIndex(interp, argv[3], &last) != JIM_OK) { + return JIM_ERR; + } + + listObj = argv[1]; + len = Jim_ListLength(interp, listObj); + + first = JimRelToAbsIndex(len, first); + last = JimRelToAbsIndex(len, last); + JimRelToAbsRange(len, &first, &last, &rangeLen); + + + if (first > len) { + first = len; + } + + + newListObj = Jim_NewListObj(interp, listObj->internalRep.listValue.ele, first); + + + ListInsertElements(newListObj, -1, argc - 4, argv + 4); + + + ListInsertElements(newListObj, -1, len - first - rangeLen, listObj->internalRep.listValue.ele + first + rangeLen); + + Jim_SetResult(interp, newListObj); + return JIM_OK; +} + + +static int Jim_LsetCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc < 3) { + Jim_WrongNumArgs(interp, 1, argv, "listVar ?index ...? value"); + return JIM_ERR; + } + else if (argc == 3) { + + if (Jim_SetVariable(interp, argv[1], argv[2]) != JIM_OK) + return JIM_ERR; + Jim_SetResult(interp, argv[2]); + return JIM_OK; + } + return Jim_ListSetIndex(interp, argv[1], argv + 2, argc - 3, argv[argc - 1]); +} + + +static int Jim_LsortCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const argv[]) +{ + static const char * const options[] = { + "-ascii", "-nocase", "-increasing", "-decreasing", "-command", "-integer", "-real", "-index", "-unique", + "-stride", "-dictionary", NULL + }; + enum { + OPT_ASCII, OPT_NOCASE, OPT_INCREASING, OPT_DECREASING, OPT_COMMAND, OPT_INTEGER, OPT_REAL, OPT_INDEX, OPT_UNIQUE, + OPT_STRIDE, OPT_DICT + }; + Jim_Obj *resObj; + int i; + int retCode; + int shared; + long stride = 1; + Jim_Obj **elements; + int listlen; + + struct lsort_info info; + + if (argc < 2) { +wrongargs: + Jim_WrongNumArgs(interp, 1, argv, "?options? list"); + return JIM_ERR; + } + + info.type = JIM_LSORT_ASCII; + info.order = 1; + info.indexc = 0; + info.unique = 0; + info.command = NULL; + info.interp = interp; + + for (i = 1; i < (argc - 1); i++) { + int option; + + if (Jim_GetEnum(interp, argv[i], options, &option, NULL, JIM_ENUM_ABBREV | JIM_ERRMSG) + != JIM_OK) + return JIM_ERR; + switch (option) { + case OPT_ASCII: + info.type = JIM_LSORT_ASCII; + break; + case OPT_DICT: + info.type = JIM_LSORT_DICT; + break; + case OPT_NOCASE: + info.type = JIM_LSORT_NOCASE; + break; + case OPT_INTEGER: + info.type = JIM_LSORT_INTEGER; + break; + case OPT_REAL: + info.type = JIM_LSORT_REAL; + break; + case OPT_INCREASING: + info.order = 1; + break; + case OPT_DECREASING: + info.order = -1; + break; + case OPT_UNIQUE: + info.unique = 1; + break; + case OPT_COMMAND: + if (i >= (argc - 2)) { + Jim_SetResultString(interp, "\"-command\" option must be followed by comparison command", -1); + return JIM_ERR; + } + info.type = JIM_LSORT_COMMAND; + info.command = argv[i + 1]; + i++; + break; + case OPT_STRIDE: + if (i >= argc - 2) { + goto wrongargs; + } + if (Jim_GetLong(interp, argv[++i], &stride) != JIM_OK) { + return JIM_ERR; + } + if (stride < 2) { + Jim_SetResultString(interp, "stride length must be at least 2", -1); + return JIM_ERR; + } + break; + case OPT_INDEX: + if (i >= (argc - 2)) { +badindex: + Jim_SetResultString(interp, "\"-index\" option must be followed by list index", -1); + return JIM_ERR; + } + JimListGetElements(interp, argv[i + 1], &info.indexc, &info.indexv); + if (info.indexc == 0) { + goto badindex; + } + i++; + break; + } + } + resObj = argv[argc - 1]; + JimListGetElements(interp, resObj, &listlen, &elements); + if (listlen <= 1) { + + Jim_SetResult(interp, resObj); + return JIM_OK; + } + + if (stride > 1) { + Jim_Obj *tmpListObj; + int i; + + if (listlen % stride) { + Jim_SetResultString(interp, "list size must be a multiple of the stride length", -1); + return JIM_ERR; + } + + tmpListObj = Jim_NewListObj(interp, NULL, 0); + Jim_IncrRefCount(tmpListObj); + for (i = 0; i < listlen; i += stride) { + Jim_ListAppendElement(interp, tmpListObj, Jim_NewListObj(interp, elements + i, stride)); + } + retCode = ListSortElements(interp, tmpListObj, &info); + if (retCode == JIM_OK) { + resObj = Jim_NewListObj(interp, NULL, 0); + + for (i = 0; i < listlen; i += stride) { + Jim_ListAppendList(interp, resObj, Jim_ListGetIndex(interp, tmpListObj, i / stride)); + } + Jim_SetResult(interp, resObj); + } + Jim_DecrRefCount(interp, tmpListObj); + } + else { + if ((shared = Jim_IsShared(resObj))) { + resObj = Jim_DuplicateObj(interp, resObj); + } + retCode = ListSortElements(interp, resObj, &info); + if (retCode == JIM_OK) { + Jim_SetResult(interp, resObj); + } + else if (shared) { + Jim_FreeNewObj(interp, resObj); + } + } + return retCode; +} + + +static int Jim_AppendCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *stringObjPtr; + int i; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?value ...?"); + return JIM_ERR; + } + if (argc == 2) { + stringObjPtr = Jim_GetVariable(interp, argv[1], JIM_ERRMSG); + if (!stringObjPtr) + return JIM_ERR; + } + else { + int new_obj = 0; + stringObjPtr = Jim_GetVariable(interp, argv[1], JIM_UNSHARED); + if (!stringObjPtr) { + + stringObjPtr = Jim_NewEmptyStringObj(interp); + new_obj = 1; + } + else if (Jim_IsShared(stringObjPtr)) { + new_obj = 1; + stringObjPtr = Jim_DuplicateObj(interp, stringObjPtr); + } + for (i = 2; i < argc; i++) { + Jim_AppendObj(interp, stringObjPtr, argv[i]); + } + if (Jim_SetVariable(interp, argv[1], stringObjPtr) != JIM_OK) { + if (new_obj) { + Jim_FreeNewObj(interp, stringObjPtr); + } + return JIM_ERR; + } + } + Jim_SetResult(interp, stringObjPtr); + return JIM_OK; +} + + + + + +static int Jim_EvalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int rc; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "arg ?arg ...?"); + return JIM_ERR; + } + + if (argc == 2) { + rc = Jim_EvalObj(interp, argv[1]); + } + else { + rc = Jim_EvalObj(interp, Jim_ConcatObj(interp, argc - 1, argv + 1)); + } + + return rc; +} + + +static int Jim_UplevelCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc >= 2) { + int retcode; + Jim_CallFrame *savedCallFrame, *targetCallFrame; + const char *str; + + + savedCallFrame = interp->framePtr; + + + str = Jim_String(argv[1]); + if ((str[0] >= '0' && str[0] <= '9') || str[0] == '#') { + targetCallFrame = Jim_GetCallFrameByLevel(interp, argv[1]); + argc--; + argv++; + } + else { + targetCallFrame = Jim_GetCallFrameByLevel(interp, NULL); + } + if (targetCallFrame == NULL) { + return JIM_ERR; + } + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv - 1, "?level? command ?arg ...?"); + return JIM_ERR; + } + + interp->framePtr = targetCallFrame; + if (argc == 2) { + retcode = Jim_EvalObj(interp, argv[1]); + } + else { + retcode = Jim_EvalObj(interp, Jim_ConcatObj(interp, argc - 1, argv + 1)); + } + interp->framePtr = savedCallFrame; + return retcode; + } + else { + Jim_WrongNumArgs(interp, 1, argv, "?level? command ?arg ...?"); + return JIM_ERR; + } +} + + +static int Jim_ExprCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retcode; + + if (argc == 2) { + retcode = Jim_EvalExpression(interp, argv[1]); + } +#ifndef JIM_COMPAT + else { + Jim_WrongNumArgs(interp, 1, argv, "expression"); + retcode = JIM_ERR; + } +#else + else if (argc > 2) { + Jim_Obj *objPtr; + + objPtr = Jim_ConcatObj(interp, argc - 1, argv + 1); + Jim_IncrRefCount(objPtr); + retcode = Jim_EvalExpression(interp, objPtr); + Jim_DecrRefCount(interp, objPtr); + } + else { + Jim_WrongNumArgs(interp, 1, argv, "expression ?...?"); + return JIM_ERR; + } +#endif + return retcode; +} + +static int JimBreakContinueHelper(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int retcode) +{ + if (argc != 1 && argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "?level?"); + return JIM_ERR; + } + if (argc == 2) { + long level; + int ret = Jim_GetLong(interp, argv[1], &level); + if (ret != JIM_OK) { + return ret; + } + interp->break_level = level; + } + return retcode; +} + + +static int Jim_BreakCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimBreakContinueHelper(interp, argc, argv, JIM_BREAK); +} + + +static int Jim_ContinueCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimBreakContinueHelper(interp, argc, argv, JIM_CONTINUE); +} + + +static int Jim_StacktraceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *listObj; + int i; + jim_wide skip = 0; + jim_wide last = 0; + + if (argc > 1) { + if (Jim_GetWideExpr(interp, argv[1], &skip) != JIM_OK) { + return JIM_ERR; + } + } + if (argc > 2) { + if (Jim_GetWideExpr(interp, argv[2], &last) != JIM_OK) { + return JIM_ERR; + } + } + + listObj = Jim_NewListObj(interp, NULL, 0); + for (i = skip; i <= interp->procLevel; i++) { + Jim_EvalFrame *frame = JimGetEvalFrameByProcLevel(interp, -i); + if (frame->procLevel < last) { + break; + } + JimAddStackFrame(interp, frame, listObj); + } + Jim_SetResult(interp, listObj); + return JIM_OK; +} + + +static int Jim_ReturnCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + Jim_Obj *stackTraceObj = NULL; + Jim_Obj *errorCodeObj = NULL; + int returnCode = JIM_OK; + long level = 1; + + for (i = 1; i < argc - 1; i += 2) { + if (Jim_CompareStringImmediate(interp, argv[i], "-code")) { + if (Jim_GetReturnCode(interp, argv[i + 1], &returnCode) == JIM_ERR) { + return JIM_ERR; + } + } + else if (Jim_CompareStringImmediate(interp, argv[i], "-errorinfo")) { + stackTraceObj = argv[i + 1]; + } + else if (Jim_CompareStringImmediate(interp, argv[i], "-errorcode")) { + errorCodeObj = argv[i + 1]; + } + else if (Jim_CompareStringImmediate(interp, argv[i], "-level")) { + if (Jim_GetLong(interp, argv[i + 1], &level) != JIM_OK || level < 0) { + Jim_SetResultFormatted(interp, "bad level \"%#s\"", argv[i + 1]); + return JIM_ERR; + } + } + else { + break; + } + } + + if (i != argc - 1 && i != argc) { + Jim_WrongNumArgs(interp, 1, argv, + "?-code code? ?-errorinfo stacktrace? ?-level level? ?result?"); + } + + + if (stackTraceObj && returnCode == JIM_ERR) { + JimSetStackTrace(interp, stackTraceObj); + } + + if (errorCodeObj && returnCode == JIM_ERR) { + Jim_SetGlobalVariableStr(interp, "errorCode", errorCodeObj); + } + interp->returnCode = returnCode; + interp->returnLevel = level; + + if (i == argc - 1) { + Jim_SetResult(interp, argv[i]); + } + return level == 0 ? returnCode : JIM_RETURN; +} + + +static int Jim_TailcallCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (interp->framePtr->level == 0) { + Jim_SetResultString(interp, "tailcall can only be called from a proc or lambda", -1); + return JIM_ERR; + } + else if (argc >= 2) { + + Jim_CallFrame *cf = interp->framePtr->parent; + + Jim_Cmd *cmdPtr = Jim_GetCommand(interp, argv[1], JIM_ERRMSG); + if (cmdPtr == NULL) { + return JIM_ERR; + } + + JimPanic((cf->tailcallCmd != NULL, "Already have a tailcallCmd")); + + + JimIncrCmdRefCount(cmdPtr); + cf->tailcallCmd = cmdPtr; + + + JimPanic((cf->tailcallObj != NULL, "Already have a tailcallobj")); + + cf->tailcallObj = Jim_NewListObj(interp, argv + 1, argc - 1); + Jim_IncrRefCount(cf->tailcallObj); + + + return JIM_EVAL; + } + return JIM_OK; +} + +static int JimAliasCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *cmdList; + Jim_Obj *prefixListObj = Jim_CmdPrivData(interp); + + + cmdList = Jim_DuplicateObj(interp, prefixListObj); + Jim_ListInsertElements(interp, cmdList, Jim_ListLength(interp, cmdList), argc - 1, argv + 1); + + return JimEvalObjList(interp, cmdList); +} + +static void JimAliasCmdDelete(Jim_Interp *interp, void *privData) +{ + Jim_Obj *prefixListObj = privData; + Jim_DecrRefCount(interp, prefixListObj); +} + +static int Jim_AliasCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *prefixListObj; + + if (argc < 3) { + Jim_WrongNumArgs(interp, 1, argv, "newname command ?args ...?"); + return JIM_ERR; + } + + prefixListObj = Jim_NewListObj(interp, argv + 2, argc - 2); + Jim_IncrRefCount(prefixListObj); + Jim_SetResult(interp, argv[1]); + + return Jim_CreateCommandObj(interp, argv[1], JimAliasCmd, prefixListObj, JimAliasCmdDelete); +} + + +static int Jim_ProcCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Cmd *cmd; + + if (argc != 4 && argc != 5) { + Jim_WrongNumArgs(interp, 1, argv, "name arglist ?statics? body"); + return JIM_ERR; + } + + if (argc == 4) { + cmd = JimCreateProcedureCmd(interp, argv[2], NULL, argv[3], NULL); + } + else { + cmd = JimCreateProcedureCmd(interp, argv[2], argv[3], argv[4], NULL); + } + + if (cmd) { + + Jim_Obj *nameObjPtr = JimQualifyName(interp, argv[1]); + JimCreateCommand(interp, nameObjPtr, cmd); + + + JimUpdateProcNamespace(interp, cmd, nameObjPtr); + Jim_DecrRefCount(interp, nameObjPtr); + + + Jim_SetResult(interp, argv[1]); + return JIM_OK; + } + return JIM_ERR; +} + + +static int Jim_XtraceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "callback"); + return JIM_ERR; + } + + if (interp->traceCmdObj) { + Jim_DecrRefCount(interp, interp->traceCmdObj); + interp->traceCmdObj = NULL; + } + + if (Jim_Length(argv[1])) { + + interp->traceCmdObj = argv[1]; + Jim_IncrRefCount(interp->traceCmdObj); + } + return JIM_OK; +} + + +static int Jim_LocalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retcode; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "cmd ?args ...?"); + return JIM_ERR; + } + + + interp->local++; + retcode = Jim_EvalObjVector(interp, argc - 1, argv + 1); + interp->local--; + + + + if (retcode == 0) { + Jim_Obj *cmdNameObj = Jim_GetResult(interp); + + if (Jim_GetCommand(interp, cmdNameObj, JIM_ERRMSG) == NULL) { + return JIM_ERR; + } + if (interp->framePtr->localCommands == NULL) { + interp->framePtr->localCommands = Jim_Alloc(sizeof(*interp->framePtr->localCommands)); + Jim_InitStack(interp->framePtr->localCommands); + } + Jim_IncrRefCount(cmdNameObj); + Jim_StackPush(interp->framePtr->localCommands, cmdNameObj); + } + + return retcode; +} + + +static int Jim_UpcallCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "cmd ?args ...?"); + return JIM_ERR; + } + else { + int retcode; + + Jim_Cmd *cmdPtr = Jim_GetCommand(interp, argv[1], JIM_ERRMSG); + if (cmdPtr == NULL || !cmdPtr->isproc || !cmdPtr->prevCmd) { + Jim_SetResultFormatted(interp, "no previous command: \"%#s\"", argv[1]); + return JIM_ERR; + } + + cmdPtr->u.proc.upcall++; + JimIncrCmdRefCount(cmdPtr); + + + retcode = Jim_EvalObjVector(interp, argc - 1, argv + 1); + + + cmdPtr->u.proc.upcall--; + JimDecrCmdRefCount(interp, cmdPtr); + + return retcode; + } +} + + +static int Jim_ApplyCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "lambdaExpr ?arg ...?"); + return JIM_ERR; + } + else { + int ret; + Jim_Cmd *cmd; + Jim_Obj *argListObjPtr; + Jim_Obj *bodyObjPtr; + Jim_Obj *nsObj = NULL; + Jim_Obj **nargv; + + int len = Jim_ListLength(interp, argv[1]); + if (len != 2 && len != 3) { + Jim_SetResultFormatted(interp, "can't interpret \"%#s\" as a lambda expression", argv[1]); + return JIM_ERR; + } + + if (len == 3) { +#ifdef jim_ext_namespace + + nsObj = Jim_ListGetIndex(interp, argv[1], 2); +#else + Jim_SetResultString(interp, "namespaces not enabled", -1); + return JIM_ERR; +#endif + } + argListObjPtr = Jim_ListGetIndex(interp, argv[1], 0); + bodyObjPtr = Jim_ListGetIndex(interp, argv[1], 1); + + cmd = JimCreateProcedureCmd(interp, argListObjPtr, NULL, bodyObjPtr, nsObj); + + if (cmd) { + + nargv = Jim_Alloc((argc - 2 + 1) * sizeof(*nargv)); + nargv[0] = Jim_NewStringObj(interp, "apply lambdaExpr", -1); + Jim_IncrRefCount(nargv[0]); + memcpy(&nargv[1], argv + 2, (argc - 2) * sizeof(*nargv)); + ret = JimCallProcedure(interp, cmd, argc - 2 + 1, nargv); + Jim_DecrRefCount(interp, nargv[0]); + Jim_Free(nargv); + + JimDecrCmdRefCount(interp, cmd); + return ret; + } + return JIM_ERR; + } +} + + + +static int Jim_ConcatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_SetResult(interp, Jim_ConcatObj(interp, argc - 1, argv + 1)); + return JIM_OK; +} + + +static int Jim_UpvarCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + Jim_CallFrame *targetCallFrame; + + + if (argc > 3 && (argc % 2 == 0)) { + targetCallFrame = Jim_GetCallFrameByLevel(interp, argv[1]); + argc--; + argv++; + } + else { + targetCallFrame = Jim_GetCallFrameByLevel(interp, NULL); + } + if (targetCallFrame == NULL) { + return JIM_ERR; + } + + + if (argc < 3) { + Jim_WrongNumArgs(interp, 1, argv, "?level? otherVar localVar ?otherVar localVar ...?"); + return JIM_ERR; + } + + + for (i = 1; i < argc; i += 2) { + if (Jim_SetVariableLink(interp, argv[i + 1], argv[i], targetCallFrame) != JIM_OK) + return JIM_ERR; + } + return JIM_OK; +} + + +static int Jim_GlobalCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?varName ...?"); + return JIM_ERR; + } + + if (interp->framePtr->level == 0) + return JIM_OK; + for (i = 1; i < argc; i++) { + + const char *name = Jim_String(argv[i]); + if (name[0] != ':' || name[1] != ':') { + if (Jim_SetVariableLink(interp, argv[i], argv[i], interp->topFramePtr) != JIM_OK) + return JIM_ERR; + } + } + return JIM_OK; +} + +static Jim_Obj *JimStringMap(Jim_Interp *interp, Jim_Obj *mapListObjPtr, + Jim_Obj *objPtr, int nocase) +{ + int numMaps; + const char *str, *noMatchStart = NULL; + int strLen, i; + Jim_Obj *resultObjPtr; + + numMaps = Jim_ListLength(interp, mapListObjPtr); + if (numMaps % 2) { + Jim_SetResultString(interp, "list must contain an even number of elements", -1); + return NULL; + } + + str = Jim_String(objPtr); + strLen = Jim_Utf8Length(interp, objPtr); + + + resultObjPtr = Jim_NewStringObj(interp, "", 0); + while (strLen) { + for (i = 0; i < numMaps; i += 2) { + Jim_Obj *eachObjPtr; + const char *k; + int kl; + + eachObjPtr = Jim_ListGetIndex(interp, mapListObjPtr, i); + k = Jim_String(eachObjPtr); + kl = Jim_Utf8Length(interp, eachObjPtr); + + if (strLen >= kl && kl) { + int rc; + rc = JimStringCompareUtf8(str, kl, k, kl, nocase); + if (rc == 0) { + if (noMatchStart) { + Jim_AppendString(interp, resultObjPtr, noMatchStart, str - noMatchStart); + noMatchStart = NULL; + } + Jim_AppendObj(interp, resultObjPtr, Jim_ListGetIndex(interp, mapListObjPtr, i + 1)); + str += utf8_index(str, kl); + strLen -= kl; + break; + } + } + } + if (i == numMaps) { + int c; + if (noMatchStart == NULL) + noMatchStart = str; + str += utf8_tounicode(str, &c); + strLen--; + } + } + if (noMatchStart) { + Jim_AppendString(interp, resultObjPtr, noMatchStart, str - noMatchStart); + } + return resultObjPtr; +} + + +static int Jim_StringCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int len; + int opt_case = 1; + int option; + static const char * const nocase_options[] = { + "-nocase", NULL + }; + static const char * const nocase_length_options[] = { + "-nocase", "-length", NULL + }; + + enum { + OPT_BYTELENGTH, + OPT_BYTERANGE, + OPT_CAT, + OPT_COMPARE, + OPT_EQUAL, + OPT_FIRST, + OPT_INDEX, + OPT_IS, + OPT_LAST, + OPT_LENGTH, + OPT_MAP, + OPT_MATCH, + OPT_RANGE, + OPT_REPEAT, + OPT_REPLACE, + OPT_REVERSE, + OPT_TOLOWER, + OPT_TOTITLE, + OPT_TOUPPER, + OPT_TRIM, + OPT_TRIMLEFT, + OPT_TRIMRIGHT, + OPT_COUNT + }; + static const jim_subcmd_type cmds[OPT_COUNT + 1] = { + JIM_DEF_SUBCMD("bytelength", "string", 1, 1), + JIM_DEF_SUBCMD("byterange", "string first last", 3, 3), + JIM_DEF_SUBCMD("cat", "?...?", 0, -1), + JIM_DEF_SUBCMD("compare", "?-nocase? ?-length int? string1 string2", 2, 5), + JIM_DEF_SUBCMD("equal", "?-nocase? ?-length int? string1 string2", 2, 5), + JIM_DEF_SUBCMD("first", "subString string ?index?", 2, 3), + JIM_DEF_SUBCMD("index", "string index", 2, 2), + JIM_DEF_SUBCMD("is", "class ?-strict? str", 2, 3), + JIM_DEF_SUBCMD("last", "subString string ?index?", 2, 3), + JIM_DEF_SUBCMD("length","string", 1, 1), + JIM_DEF_SUBCMD("map", "?-nocase? mapList string", 2, 3), + JIM_DEF_SUBCMD("match", "?-nocase? pattern string", 2, 3), + JIM_DEF_SUBCMD("range", "string first last", 3, 3), + JIM_DEF_SUBCMD("repeat", "string count", 2, 2), + JIM_DEF_SUBCMD("replace", "string first last ?string?", 3, 4), + JIM_DEF_SUBCMD("reverse", "string", 1, 1), + JIM_DEF_SUBCMD("tolower", "string", 1, 1), + JIM_DEF_SUBCMD("totitle", "string", 1, 1), + JIM_DEF_SUBCMD("toupper", "string", 1, 1), + JIM_DEF_SUBCMD("trim", "string ?trimchars?", 1, 2), + JIM_DEF_SUBCMD("trimleft", "string ?trimchars?", 1, 2), + JIM_DEF_SUBCMD("trimright", "string ?trimchars?", 1, 2), + { NULL } + }; + const jim_subcmd_type *ct = Jim_ParseSubCmd(interp, cmds, argc, argv); + if (!ct) { + return JIM_ERR; + } + if (ct->function) { + + return ct->function(interp, argc, argv); + } + + option = ct - cmds; + + switch (option) { + case OPT_LENGTH: + Jim_SetResultInt(interp, Jim_Utf8Length(interp, argv[2])); + return JIM_OK; + + case OPT_BYTELENGTH: + Jim_SetResultInt(interp, Jim_Length(argv[2])); + return JIM_OK; + + case OPT_CAT:{ + Jim_Obj *objPtr; + if (argc == 3) { + + objPtr = argv[2]; + } + else { + int i; + + objPtr = Jim_NewStringObj(interp, "", 0); + + for (i = 2; i < argc; i++) { + Jim_AppendObj(interp, objPtr, argv[i]); + } + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + case OPT_COMPARE: + case OPT_EQUAL: + { + + long opt_length = -1; + int n = argc - 4; + int i = 2; + while (n > 0) { + int subopt; + if (Jim_GetEnum(interp, argv[i++], nocase_length_options, &subopt, NULL, + JIM_ENUM_ABBREV) != JIM_OK) { +badcompareargs: + Jim_SubCmdArgError(interp, ct, argv[0]); + return JIM_ERR; + } + if (subopt == 0) { + + opt_case = 0; + n--; + } + else { + + if (n < 2) { + goto badcompareargs; + } + if (Jim_GetLong(interp, argv[i++], &opt_length) != JIM_OK) { + return JIM_ERR; + } + n -= 2; + } + } + if (n) { + goto badcompareargs; + } + argv += argc - 2; + if (opt_length < 0 && option != OPT_COMPARE && opt_case) { + + Jim_SetResultBool(interp, Jim_StringEqObj(argv[0], argv[1])); + } + else { + const char *s1 = Jim_String(argv[0]); + int l1 = Jim_Utf8Length(interp, argv[0]); + const char *s2 = Jim_String(argv[1]); + int l2 = Jim_Utf8Length(interp, argv[1]); + if (opt_length >= 0) { + if (l1 > opt_length) { + l1 = opt_length; + } + if (l2 > opt_length) { + l2 = opt_length; + } + } + n = JimStringCompareUtf8(s1, l1, s2, l2, !opt_case); + Jim_SetResultInt(interp, option == OPT_COMPARE ? n : n == 0); + } + return JIM_OK; + } + + case OPT_MATCH: + if (argc != 4 && + (argc != 5 || + Jim_GetEnum(interp, argv[2], nocase_options, &opt_case, NULL, + JIM_ENUM_ABBREV) != JIM_OK)) { + Jim_WrongNumArgs(interp, 2, argv, "?-nocase? pattern string"); + return JIM_ERR; + } + if (opt_case == 0) { + argv++; + } + Jim_SetResultBool(interp, Jim_StringMatchObj(interp, argv[2], argv[3], !opt_case)); + return JIM_OK; + + case OPT_MAP:{ + Jim_Obj *objPtr; + + if (argc != 4 && + (argc != 5 || + Jim_GetEnum(interp, argv[2], nocase_options, &opt_case, NULL, + JIM_ENUM_ABBREV) != JIM_OK)) { + Jim_WrongNumArgs(interp, 2, argv, "?-nocase? mapList string"); + return JIM_ERR; + } + + if (opt_case == 0) { + argv++; + } + objPtr = JimStringMap(interp, argv[2], argv[3], !opt_case); + if (objPtr == NULL) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + case OPT_RANGE:{ + Jim_Obj *objPtr = Jim_StringRangeObj(interp, argv[2], argv[3], argv[4]); + if (objPtr == NULL) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + case OPT_BYTERANGE:{ + Jim_Obj *objPtr = Jim_StringByteRangeObj(interp, argv[2], argv[3], argv[4]); + if (objPtr == NULL) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + case OPT_REPLACE:{ + Jim_Obj *objPtr = JimStringReplaceObj(interp, argv[2], argv[3], argv[4], argc == 6 ? argv[5] : NULL); + if (objPtr == NULL) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + + case OPT_REPEAT:{ + Jim_Obj *objPtr; + jim_wide count; + + if (Jim_GetWideExpr(interp, argv[3], &count) != JIM_OK) { + return JIM_ERR; + } + objPtr = Jim_NewStringObj(interp, "", 0); + if (count > 0) { + while (count--) { + Jim_AppendObj(interp, objPtr, argv[2]); + } + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + } + + case OPT_REVERSE:{ + char *buf, *p; + const char *str; + int i; + + str = Jim_GetString(argv[2], &len); + buf = Jim_Alloc(len + 1); + assert(buf); + p = buf + len; + *p = 0; + for (i = 0; i < len; ) { + int c; + int l = utf8_tounicode(str, &c); + memcpy(p - l, str, l); + p -= l; + i += l; + str += l; + } + Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, buf, len)); + return JIM_OK; + } + + case OPT_INDEX:{ + int idx; + const char *str; + + if (Jim_GetIndex(interp, argv[3], &idx) != JIM_OK) { + return JIM_ERR; + } + str = Jim_String(argv[2]); + len = Jim_Utf8Length(interp, argv[2]); + idx = JimRelToAbsIndex(len, idx); + if (idx < 0 || idx >= len || str == NULL) { + Jim_SetResultString(interp, "", 0); + } + else if (len == Jim_Length(argv[2])) { + + Jim_SetResultString(interp, str + idx, 1); + } + else { + int c; + int i = utf8_index(str, idx); + Jim_SetResultString(interp, str + i, utf8_tounicode(str + i, &c)); + } + return JIM_OK; + } + + case OPT_FIRST: + case OPT_LAST:{ + int idx = 0, l1, l2; + const char *s1, *s2; + + s1 = Jim_String(argv[2]); + s2 = Jim_String(argv[3]); + l1 = Jim_Utf8Length(interp, argv[2]); + l2 = Jim_Utf8Length(interp, argv[3]); + if (argc == 5) { + if (Jim_GetIndex(interp, argv[4], &idx) != JIM_OK) { + return JIM_ERR; + } + idx = JimRelToAbsIndex(l2, idx); + if (idx < 0) { + idx = 0; + } + } + else if (option == OPT_LAST) { + idx = l2; + } + if (option == OPT_FIRST) { + Jim_SetResultInt(interp, JimStringFirst(s1, l1, s2, l2, idx)); + } + else { +#ifdef JIM_UTF8 + Jim_SetResultInt(interp, JimStringLastUtf8(s1, l1, s2, idx)); +#else + Jim_SetResultInt(interp, JimStringLast(s1, l1, s2, idx)); +#endif + } + return JIM_OK; + } + + case OPT_TRIM: + Jim_SetResult(interp, JimStringTrim(interp, argv[2], argc == 4 ? argv[3] : NULL)); + return JIM_OK; + case OPT_TRIMLEFT: + Jim_SetResult(interp, JimStringTrimLeft(interp, argv[2], argc == 4 ? argv[3] : NULL)); + return JIM_OK; + case OPT_TRIMRIGHT:{ + Jim_SetResult(interp, JimStringTrimRight(interp, argv[2], argc == 4 ? argv[3] : NULL)); + return JIM_OK; + } + + case OPT_TOLOWER: + Jim_SetResult(interp, JimStringToLower(interp, argv[2])); + return JIM_OK; + case OPT_TOUPPER: + Jim_SetResult(interp, JimStringToUpper(interp, argv[2])); + return JIM_OK; + case OPT_TOTITLE: + Jim_SetResult(interp, JimStringToTitle(interp, argv[2])); + return JIM_OK; + + case OPT_IS: + if (argc == 5 && !Jim_CompareStringImmediate(interp, argv[3], "-strict")) { + Jim_SubCmdArgError(interp, ct, argv[0]); + return JIM_ERR; + } + return JimStringIs(interp, argv[argc - 1], argv[2], argc == 5); + } + return JIM_OK; +} + + +static int Jim_TimeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + long i, count = 1; + jim_wide start, elapsed; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "script ?count?"); + return JIM_ERR; + } + if (argc == 3) { + if (Jim_GetLong(interp, argv[2], &count) != JIM_OK) + return JIM_ERR; + } + if (count < 0) + return JIM_OK; + i = count; + start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW); + while (i-- > 0) { + int retval; + + retval = Jim_EvalObj(interp, argv[1]); + if (retval != JIM_OK) { + return retval; + } + } + elapsed = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start; + if (elapsed < count * 10) { + Jim_SetResult(interp, Jim_NewDoubleObj(interp, elapsed * 1.0 / count)); + } + else { + Jim_SetResultInt(interp, count == 0 ? 0 : elapsed / count); + } + Jim_AppendString(interp, Jim_GetResult(interp)," microseconds per iteration", -1); + return JIM_OK; +} + + +static int Jim_TimeRateCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + long us = 0; + jim_wide start, delta, overhead; + Jim_Obj *objPtr; + double us_per_iter; + int count; + int n; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "script ?milliseconds?"); + return JIM_ERR; + } + if (argc == 3) { + if (Jim_GetLong(interp, argv[2], &us) != JIM_OK) + return JIM_ERR; + us *= 1000; + } + if (us < 1) { + + us = 1000 * 1000; + } + + + start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW); + count = 0; + do { + int retval = Jim_EvalObj(interp, argv[1]); + delta = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start; + if (retval != JIM_OK) { + return retval; + } + count++; + } while (delta < us); + + + start = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW); + n = 0; + do { + int retval = Jim_EvalObj(interp, interp->nullScriptObj); + overhead = Jim_GetTimeUsec(CLOCK_MONOTONIC_RAW) - start; + if (retval != JIM_OK) { + return retval; + } + n++; + } while (n < count); + + delta -= overhead; + + us_per_iter = (double)delta / count; + objPtr = Jim_NewListObj(interp, NULL, 0); + + Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "us_per_iter", -1)); + Jim_ListAppendElement(interp, objPtr, Jim_NewDoubleObj(interp, us_per_iter)); + Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "iters_per_sec", -1)); + Jim_ListAppendElement(interp, objPtr, Jim_NewDoubleObj(interp, 1e6 / us_per_iter)); + Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "count", -1)); + Jim_ListAppendElement(interp, objPtr, Jim_NewIntObj(interp, count)); + Jim_ListAppendElement(interp, objPtr, Jim_NewStringObj(interp, "elapsed_us", -1)); + Jim_ListAppendElement(interp, objPtr, Jim_NewIntObj(interp, delta)); + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + + +static int Jim_ExitCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + long exitCode = 0; + + if (argc > 2) { + Jim_WrongNumArgs(interp, 1, argv, "?exitCode?"); + return JIM_ERR; + } + if (argc == 2) { + if (Jim_GetLong(interp, argv[1], &exitCode) != JIM_OK) + return JIM_ERR; + Jim_SetResult(interp, argv[1]); + } + interp->exitCode = exitCode; + return JIM_EXIT; +} + +static int JimMatchReturnCodes(Jim_Interp *interp, Jim_Obj *retcodeListObj, int rc) +{ + int len = Jim_ListLength(interp, retcodeListObj); + int i; + for (i = 0; i < len; i++) { + int returncode; + if (Jim_GetReturnCode(interp, Jim_ListGetIndex(interp, retcodeListObj, i), &returncode) != JIM_OK) { + return JIM_ERR; + } + if (rc == returncode) { + return JIM_OK; + } + } + return -1; +} + + +static int JimCatchTryHelper(Jim_Interp *interp, int istry, int argc, Jim_Obj *const *argv) +{ + static const char * const wrongargs_catchtry[2] = { + "?-?no?code ... --? script ?resultVarName? ?optionVarName?", + "?-?no?code ... --? script ?on|trap codes vars script? ... ?finally script?" + }; + int exitCode = 0; + int i; + int sig = 0; + int ok; + Jim_Obj *finallyScriptObj = NULL; + Jim_Obj *msgVarObj = NULL; + Jim_Obj *optsVarObj = NULL; + Jim_Obj *handlerScriptObj = NULL; + Jim_Obj *errorCodeObj; + int idx; + + + jim_wide ignore_mask = (1 << JIM_EXIT) | (1 << JIM_EVAL) | (1 << JIM_SIGNAL); + static const int max_ignore_code = sizeof(ignore_mask) * 8; + + JimPanic((istry != 0 && istry != 1, "wrong args to JimCatchTryHelper")); + + Jim_SetGlobalVariableStr(interp, "errorCode", Jim_NewStringObj(interp, "NONE", -1)); + + for (i = 1; i < argc - 1; i++) { + const char *arg = Jim_String(argv[i]); + jim_wide option; + int ignore; + + + if (strcmp(arg, "--") == 0) { + i++; + break; + } + if (*arg != '-') { + break; + } + + if (strncmp(arg, "-no", 3) == 0) { + arg += 3; + ignore = 1; + } + else { + arg++; + ignore = 0; + } + + if (Jim_StringToWide(arg, &option, 10) != JIM_OK) { + option = -1; + } + if (option < 0) { + option = Jim_FindByName(arg, jimReturnCodes, jimReturnCodesSize); + } + if (option < 0) { + goto wrongargs; + } + + if (ignore) { + ignore_mask |= ((jim_wide)1 << option); + } + else { + ignore_mask &= (~((jim_wide)1 << option)); + } + } + + idx = i; + + if (argc - idx < 1) { +wrongargs: + Jim_WrongNumArgs(interp, 1, argv, wrongargs_catchtry[istry]); + return JIM_ERR; + } + + if ((ignore_mask & (1 << JIM_SIGNAL)) == 0) { + sig++; + } + + interp->signal_level += sig; + if (Jim_CheckSignal(interp)) { + + exitCode = JIM_SIGNAL; + } + else { + exitCode = Jim_EvalObj(interp, argv[idx]); + + interp->errorFlag = 0; + } + interp->signal_level -= sig; + + errorCodeObj = Jim_GetGlobalVariableStr(interp, "errorCode", JIM_NONE); + + idx++; + if (istry) { + while (idx < argc) { + int option; + int ret; + static const char * const try_options[] = { "on", "trap", "finally", NULL }; + enum { TRY_ON, TRY_TRAP, TRY_FINALLY, }; + + if (Jim_GetEnum(interp, argv[idx], try_options, &option, "handler", JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + switch (option) { + case TRY_ON: + case TRY_TRAP: + if (idx + 4 > argc) { + goto wrongargs; + } + if (option == TRY_ON) { + ret = JimMatchReturnCodes(interp, argv[idx + 1], exitCode); + if (ret > JIM_OK) { + goto wrongargs; + } + } + else if (errorCodeObj) { + int len = Jim_ListLength(interp, argv[idx + 1]); + int i; + + ret = JIM_OK; + + for (i = 0; i < len; i++) { + Jim_Obj *matchObj = Jim_ListGetIndex(interp, argv[idx + 1], i); + Jim_Obj *objPtr = Jim_ListGetIndex(interp, errorCodeObj, i); + if (Jim_StringCompareObj(interp, matchObj, objPtr, 0) != 0) { + ret = -1; + break; + } + } + } + else { + + ret = -1; + } + + if (ret == JIM_OK && handlerScriptObj == NULL) { + msgVarObj = Jim_ListGetIndex(interp, argv[idx + 2], 0); + optsVarObj = Jim_ListGetIndex(interp, argv[idx + 2], 1); + handlerScriptObj = argv[idx + 3]; + } + idx += 4; + break; + case TRY_FINALLY: + if (idx + 2 != argc) { + goto wrongargs; + } + finallyScriptObj = argv[idx + 1]; + idx += 2; + break; + } + } + } + else { + if (argc - idx >= 1) { + msgVarObj = argv[idx]; + idx++; + if (argc - idx >= 1) { + optsVarObj = argv[idx]; + idx++; + } + } + } + + + if (exitCode >= 0 && exitCode < max_ignore_code && (((unsigned jim_wide)1 << exitCode) & ignore_mask)) { + + if (finallyScriptObj) { + Jim_EvalObj(interp, finallyScriptObj); + } + return exitCode; + } + + if (sig && exitCode == JIM_SIGNAL) { + + if (interp->signal_set_result) { + interp->signal_set_result(interp, interp->sigmask); + } + else if (!istry) { + Jim_SetResultInt(interp, interp->sigmask); + } + interp->sigmask = 0; + } + + ok = 1; + if (msgVarObj && Jim_Length(msgVarObj)) { + if (Jim_SetVariable(interp, msgVarObj, Jim_GetResult(interp)) != JIM_OK) { + ok = 0; + } + } + if (ok && optsVarObj && Jim_Length(optsVarObj)) { + Jim_Obj *optListObj = Jim_NewListObj(interp, NULL, 0); + + Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-code", -1)); + Jim_ListAppendElement(interp, optListObj, + Jim_NewIntObj(interp, exitCode == JIM_RETURN ? interp->returnCode : exitCode)); + Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-level", -1)); + Jim_ListAppendElement(interp, optListObj, Jim_NewIntObj(interp, interp->returnLevel)); + if (exitCode == JIM_ERR) { + Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-errorinfo", + -1)); + Jim_ListAppendElement(interp, optListObj, interp->stackTrace); + + if (errorCodeObj) { + Jim_ListAppendElement(interp, optListObj, Jim_NewStringObj(interp, "-errorcode", -1)); + Jim_ListAppendElement(interp, optListObj, errorCodeObj); + } + } + if (Jim_SetVariable(interp, optsVarObj, optListObj) != JIM_OK) { + ok = 0; + } + } + if (ok && handlerScriptObj) { + + exitCode = Jim_EvalObj(interp, handlerScriptObj); + } + + if (finallyScriptObj) { + + Jim_Obj *prevResultObj = Jim_GetResult(interp); + Jim_IncrRefCount(prevResultObj); + int ret = Jim_EvalObj(interp, finallyScriptObj); + if (ret == JIM_OK) { + Jim_SetResult(interp, prevResultObj); + } + else { + exitCode = ret; + } + Jim_DecrRefCount(interp, prevResultObj); + } + if (!istry) { + Jim_SetResultInt(interp, exitCode); + exitCode = JIM_OK; + } + return exitCode; +} + + +static int Jim_CatchCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimCatchTryHelper(interp, 0, argc, argv); +} + + +static int Jim_TryCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + return JimCatchTryHelper(interp, 1, argc, argv); +} + + + +static int Jim_RenameCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "oldName newName"); + return JIM_ERR; + } + + return Jim_RenameCommand(interp, argv[1], argv[2]); +} + +#define JIM_DICTMATCH_KEYS 0x0001 +#define JIM_DICTMATCH_VALUES 0x002 + +int Jim_DictMatchTypes(Jim_Interp *interp, Jim_Obj *objPtr, Jim_Obj *patternObj, int match_type, int return_types) +{ + Jim_Obj *listObjPtr; + Jim_Dict *dict; + int i; + + if (SetDictFromAny(interp, objPtr) != JIM_OK) { + return JIM_ERR; + } + dict = objPtr->internalRep.dictValue; + + listObjPtr = Jim_NewListObj(interp, NULL, 0); + + for (i = 0; i < dict->len; i += 2 ) { + Jim_Obj *keyObj = dict->table[i]; + Jim_Obj *valObj = dict->table[i + 1]; + if (patternObj) { + Jim_Obj *matchObj = (match_type == JIM_DICTMATCH_KEYS) ? keyObj : valObj; + if (!Jim_StringMatchObj(interp, patternObj, matchObj, 0)) { + + continue; + } + } + if (return_types & JIM_DICTMATCH_KEYS) { + Jim_ListAppendElement(interp, listObjPtr, keyObj); + } + if (return_types & JIM_DICTMATCH_VALUES) { + Jim_ListAppendElement(interp, listObjPtr, valObj); + } + } + + Jim_SetResult(interp, listObjPtr); + return JIM_OK; +} + +int Jim_DictSize(Jim_Interp *interp, Jim_Obj *objPtr) +{ + if (SetDictFromAny(interp, objPtr) != JIM_OK) { + return -1; + } + return objPtr->internalRep.dictValue->len / 2; +} + +Jim_Obj *Jim_DictMerge(Jim_Interp *interp, int objc, Jim_Obj *const *objv) +{ + Jim_Obj *objPtr = Jim_NewDictObj(interp, NULL, 0); + int i; + + JimPanic((objc == 0, "Jim_DictMerge called with objc=0")); + + + + for (i = 0; i < objc; i++) { + Jim_Obj **table; + int tablelen; + int j; + + table = Jim_DictPairs(interp, objv[i], &tablelen); + if (tablelen && !table) { + Jim_FreeNewObj(interp, objPtr); + return NULL; + } + for (j = 0; j < tablelen; j += 2) { + DictAddElement(interp, objPtr, table[j], table[j + 1]); + } + } + return objPtr; +} + +int Jim_DictInfo(Jim_Interp *interp, Jim_Obj *objPtr) +{ + char buffer[100]; + Jim_Obj *output; + Jim_Dict *dict; + + if (SetDictFromAny(interp, objPtr) != JIM_OK) { + return JIM_ERR; + } + + dict = objPtr->internalRep.dictValue; + + + snprintf(buffer, sizeof(buffer), "%d entries in table, %d buckets", dict->len, dict->size); + output = Jim_NewStringObj(interp, buffer, -1); + Jim_SetResult(interp, output); + return JIM_OK; +} + +static int Jim_EvalEnsemble(Jim_Interp *interp, const char *basecmd, const char *subcmd, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *prefixObj = Jim_NewStringObj(interp, basecmd, -1); + + Jim_AppendString(interp, prefixObj, " ", 1); + Jim_AppendString(interp, prefixObj, subcmd, -1); + + return Jim_EvalObjPrefix(interp, prefixObj, argc, argv); +} + +static int JimDictWith(Jim_Interp *interp, Jim_Obj *dictVarName, Jim_Obj *const *keyv, int keyc, Jim_Obj *scriptObj) +{ + int i; + Jim_Obj *objPtr; + Jim_Obj *dictObj; + Jim_Obj **dictValues; + int len; + int ret = JIM_OK; + + + dictObj = Jim_GetVariable(interp, dictVarName, JIM_ERRMSG); + if (dictObj == NULL || Jim_DictKeysVector(interp, dictObj, keyv, keyc, &objPtr, JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + + dictValues = Jim_DictPairs(interp, objPtr, &len); + if (len && dictValues == NULL) { + return JIM_ERR; + } + for (i = 0; i < len; i += 2) { + if (Jim_SetVariable(interp, dictValues[i], dictValues[i + 1]) == JIM_ERR) { + return JIM_ERR; + } + } + + + if (Jim_Length(scriptObj)) { + ret = Jim_EvalObj(interp, scriptObj); + + + if (ret == JIM_OK && Jim_GetVariable(interp, dictVarName, 0) != NULL) { + + Jim_Obj **newkeyv = Jim_Alloc(sizeof(*newkeyv) * (keyc + 1)); + for (i = 0; i < keyc; i++) { + newkeyv[i] = keyv[i]; + } + + for (i = 0; i < len; i += 2) { + + if (Jim_StringCompareObj(interp, dictVarName, dictValues[i], 0) != 0) { + + objPtr = Jim_GetVariable(interp, dictValues[i], 0); + newkeyv[keyc] = dictValues[i]; + Jim_SetDictKeysVector(interp, dictVarName, newkeyv, keyc + 1, objPtr, JIM_NORESULT); + } + } + Jim_Free(newkeyv); + } + } + + return ret; +} + + +static int Jim_DictCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + int types = JIM_DICTMATCH_KEYS; + + enum { + OPT_CREATE, + OPT_GET, + OPT_GETDEF, + OPT_GETWITHDEFAULT, + OPT_SET, + OPT_UNSET, + OPT_EXISTS, + OPT_KEYS, + OPT_SIZE, + OPT_INFO, + OPT_MERGE, + OPT_WITH, + OPT_APPEND, + OPT_LAPPEND, + OPT_INCR, + OPT_REMOVE, + OPT_VALUES, + OPT_FOR, + OPT_REPLACE, + OPT_UPDATE, + OPT_COUNT + }; + static const jim_subcmd_type cmds[OPT_COUNT + 1] = { + JIM_DEF_SUBCMD("create", "?key value ...?", 0, -2), + JIM_DEF_SUBCMD("get", "dictionary ?key ...?", 1, -1), + JIM_DEF_SUBCMD_HIDDEN("getdef", "dictionary ?key ...? key default", 3, -1), + JIM_DEF_SUBCMD("getwithdefault", "dictionary ?key ...? key default", 3, -1), + JIM_DEF_SUBCMD("set", "varName key ?key ...? value", 3, -1), + JIM_DEF_SUBCMD("unset", "varName key ?key ...?", 2, -1), + JIM_DEF_SUBCMD("exists", "dictionary key ?key ...?", 2, -1), + JIM_DEF_SUBCMD("keys", "dictionary ?pattern?", 1, 2), + JIM_DEF_SUBCMD("size", "dictionary", 1, 1), + JIM_DEF_SUBCMD("info", "dictionary", 1, 1), + JIM_DEF_SUBCMD("merge", "?...?", 0, -1), + JIM_DEF_SUBCMD("with", "dictVar ?key ...? script", 2, -1), + JIM_DEF_SUBCMD("append", "varName key ?value ...?", 2, -1), + JIM_DEF_SUBCMD("lappend", "varName key ?value ...?", 2, -1), + JIM_DEF_SUBCMD("incr", "varName key ?increment?", 2, 3), + JIM_DEF_SUBCMD("remove", "dictionary ?key ...?", 1, -1), + JIM_DEF_SUBCMD("values", "dictionary ?pattern?", 1, 2), + JIM_DEF_SUBCMD("for", "vars dictionary script", 3, 3), + JIM_DEF_SUBCMD("replace", "dictionary ?key value ...?", 1, -1), + JIM_DEF_SUBCMD("update", "varName ?arg ...? script", 2, -1), + { NULL } + }; + const jim_subcmd_type *ct = Jim_ParseSubCmd(interp, cmds, argc, argv); + if (!ct) { + return JIM_ERR; + } + if (ct->function) { + + return ct->function(interp, argc, argv); + } + + + switch (ct - cmds) { + case OPT_GET: + if (Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 3, &objPtr, + JIM_ERRMSG) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + + case OPT_GETDEF: + case OPT_GETWITHDEFAULT:{ + int rc = Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 4, &objPtr, JIM_ERRMSG); + if (rc == -1) { + + return JIM_ERR; + } + if (rc == JIM_ERR) { + Jim_SetResult(interp, argv[argc - 1]); + } + else { + Jim_SetResult(interp, objPtr); + } + return JIM_OK; + } + + case OPT_SET: + return Jim_SetDictKeysVector(interp, argv[2], argv + 3, argc - 4, argv[argc - 1], JIM_ERRMSG); + + case OPT_EXISTS:{ + int rc = Jim_DictKeysVector(interp, argv[2], argv + 3, argc - 3, &objPtr, JIM_NONE); + if (rc < 0) { + return JIM_ERR; + } + Jim_SetResultBool(interp, rc == JIM_OK); + return JIM_OK; + } + + case OPT_UNSET: + if (Jim_SetDictKeysVector(interp, argv[2], argv + 3, argc - 3, NULL, JIM_NONE) != JIM_OK) { + return JIM_ERR; + } + return JIM_OK; + + case OPT_VALUES: + types = JIM_DICTMATCH_VALUES; + + case OPT_KEYS: + return Jim_DictMatchTypes(interp, argv[2], argc == 4 ? argv[3] : NULL, types, types); + + case OPT_SIZE: + if (Jim_DictSize(interp, argv[2]) < 0) { + return JIM_ERR; + } + Jim_SetResultInt(interp, Jim_DictSize(interp, argv[2])); + return JIM_OK; + + case OPT_MERGE: + if (argc == 2) { + return JIM_OK; + } + objPtr = Jim_DictMerge(interp, argc - 2, argv + 2); + if (objPtr == NULL) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; + + case OPT_CREATE: + objPtr = Jim_NewDictObj(interp, argv + 2, argc - 2); + Jim_SetResult(interp, objPtr); + return JIM_OK; + + case OPT_INFO: + return Jim_DictInfo(interp, argv[2]); + + case OPT_WITH: + return JimDictWith(interp, argv[2], argv + 3, argc - 4, argv[argc - 1]); + + case OPT_UPDATE: + if (argc < 6 || argc % 2) { + + argc = 2; + } + + default: + return Jim_EvalEnsemble(interp, "dict", Jim_String(argv[1]), argc - 2, argv + 2); + } +} + + +static int Jim_SubstCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + static const char * const options[] = { + "-nobackslashes", "-nocommands", "-novariables", NULL + }; + enum + { OPT_NOBACKSLASHES, OPT_NOCOMMANDS, OPT_NOVARIABLES }; + int i; + int flags = JIM_SUBST_FLAG; + Jim_Obj *objPtr; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "?options? string"); + return JIM_ERR; + } + for (i = 1; i < (argc - 1); i++) { + int option; + + if (Jim_GetEnum(interp, argv[i], options, &option, NULL, + JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + switch (option) { + case OPT_NOBACKSLASHES: + flags |= JIM_SUBST_NOESC; + break; + case OPT_NOCOMMANDS: + flags |= JIM_SUBST_NOCMD; + break; + case OPT_NOVARIABLES: + flags |= JIM_SUBST_NOVAR; + break; + } + } + if (Jim_SubstObj(interp, argv[argc - 1], &objPtr, flags) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + +#ifdef jim_ext_namespace +static int JimIsGlobalNamespace(Jim_Obj *objPtr) +{ + int len; + const char *str = Jim_GetString(objPtr, &len); + return len >= 2 && str[0] == ':' && str[1] == ':'; +} +#endif + + +static int Jim_InfoCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + int mode = 0; + + + enum { + INFO_ALIAS, + INFO_ARGS, + INFO_BODY, + INFO_CHANNELS, + INFO_COMMANDS, + INFO_COMPLETE, + INFO_EXISTS, + INFO_FRAME, + INFO_GLOBALS, + INFO_HOSTNAME, + INFO_LEVEL, + INFO_LOCALS, + INFO_NAMEOFEXECUTABLE, + INFO_PATCHLEVEL, + INFO_PROCS, + INFO_REFERENCES, + INFO_RETURNCODES, + INFO_SCRIPT, + INFO_SOURCE, + INFO_STACKTRACE, + INFO_STATICS, + INFO_VARS, + INFO_VERSION, + INFO_COUNT + }; + static const jim_subcmd_type cmds[INFO_COUNT + 1] = { + JIM_DEF_SUBCMD("alias", "command", 1, 1), + JIM_DEF_SUBCMD("args", "procname", 1, 1), + JIM_DEF_SUBCMD("body", "procname", 1, 1), + JIM_DEF_SUBCMD("channels", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("commands", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("complete", "script ?missing?", 1, 2), + JIM_DEF_SUBCMD("exists", "varName", 1, 1), + JIM_DEF_SUBCMD("frame", "?levelNum?", 0, 1), + JIM_DEF_SUBCMD("globals", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("hostname", NULL, 0, 0), + JIM_DEF_SUBCMD("level", "?levelNum?", 0, 1), + JIM_DEF_SUBCMD("locals", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("nameofexecutable", NULL, 0, 0), + JIM_DEF_SUBCMD("patchlevel", NULL, 0, 0), + JIM_DEF_SUBCMD("procs", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("references", NULL, 0, 0), + JIM_DEF_SUBCMD("returncodes", "?code?", 0, 1), + JIM_DEF_SUBCMD("script", "?filename?", 0, 1), + JIM_DEF_SUBCMD("source", "source ?filename line?", 1, 3), + JIM_DEF_SUBCMD("stacktrace", NULL, 0, 0), + JIM_DEF_SUBCMD("statics", "procname", 1, 1), + JIM_DEF_SUBCMD("vars", "?pattern?", 0, 1), + JIM_DEF_SUBCMD("version", NULL, 0, 0), + { NULL } + }; + const jim_subcmd_type *ct; +#ifdef jim_ext_namespace + int nons = 0; + + if (argc > 2 && Jim_CompareStringImmediate(interp, argv[1], "-nons")) { + + argc--; + argv++; + nons = 1; + } +#endif + ct = Jim_ParseSubCmd(interp, cmds, argc, argv); + if (!ct) { + return JIM_ERR; + } + if (ct->function) { + + return ct->function(interp, argc, argv); + } + + int option = ct - cmds; + + switch (option) { + case INFO_EXISTS: + Jim_SetResultBool(interp, Jim_GetVariable(interp, argv[2], 0) != NULL); + return JIM_OK; + + case INFO_ALIAS:{ + Jim_Cmd *cmdPtr; + + if ((cmdPtr = Jim_GetCommand(interp, argv[2], JIM_ERRMSG)) == NULL) { + return JIM_ERR; + } + if (cmdPtr->isproc || cmdPtr->u.native.cmdProc != JimAliasCmd) { + Jim_SetResultFormatted(interp, "command \"%#s\" is not an alias", argv[2]); + return JIM_ERR; + } + Jim_SetResult(interp, (Jim_Obj *)cmdPtr->u.native.privData); + return JIM_OK; + } + + case INFO_CHANNELS: + mode++; +#ifndef jim_ext_aio + Jim_SetResultString(interp, "aio not enabled", -1); + return JIM_ERR; +#endif + + case INFO_PROCS: + mode++; + + case INFO_COMMANDS: + +#ifdef jim_ext_namespace + if (!nons) { + if (Jim_Length(interp->framePtr->nsObj) || (argc == 3 && JimIsGlobalNamespace(argv[2]))) { + return Jim_EvalPrefix(interp, "namespace info", argc - 1, argv + 1); + } + } +#endif + Jim_SetResult(interp, JimCommandsList(interp, (argc == 3) ? argv[2] : NULL, mode)); + return JIM_OK; + + case INFO_VARS: + mode++; + + case INFO_LOCALS: + mode++; + + case INFO_GLOBALS: + +#ifdef jim_ext_namespace + if (!nons) { + if (Jim_Length(interp->framePtr->nsObj) || (argc == 3 && JimIsGlobalNamespace(argv[2]))) { + return Jim_EvalPrefix(interp, "namespace info", argc - 1, argv + 1); + } + } +#endif + Jim_SetResult(interp, JimVariablesList(interp, argc == 3 ? argv[2] : NULL, mode)); + return JIM_OK; + + case INFO_SCRIPT: + if (argc == 3) { + Jim_IncrRefCount(argv[2]); + Jim_DecrRefCount(interp, interp->currentFilenameObj); + interp->currentFilenameObj = argv[2]; + } + Jim_SetResult(interp, interp->currentFilenameObj); + return JIM_OK; + + case INFO_SOURCE:{ + Jim_Obj *resObjPtr; + Jim_Obj *fileNameObj; + + if (argc == 4) { + Jim_SubCmdArgError(interp, ct, argv[0]); + return JIM_ERR; + } + if (argc == 5) { + jim_wide line; + if (Jim_GetWide(interp, argv[4], &line) != JIM_OK) { + return JIM_ERR; + } + resObjPtr = Jim_NewStringObj(interp, Jim_String(argv[2]), Jim_Length(argv[2])); + Jim_SetSourceInfo(interp, resObjPtr, argv[3], line); + } + else { + int line; + fileNameObj = Jim_GetSourceInfo(interp, argv[2], &line); + resObjPtr = Jim_NewListObj(interp, NULL, 0); + Jim_ListAppendElement(interp, resObjPtr, fileNameObj); + Jim_ListAppendElement(interp, resObjPtr, Jim_NewIntObj(interp, line)); + } + Jim_SetResult(interp, resObjPtr); + return JIM_OK; + } + + case INFO_STACKTRACE: + Jim_SetResult(interp, interp->stackTrace); + return JIM_OK; + + case INFO_LEVEL: + if (argc == 2) { + Jim_SetResultInt(interp, interp->framePtr->level); + } + else { + if (JimInfoLevel(interp, argv[2], &objPtr) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + } + return JIM_OK; + + case INFO_FRAME: + if (argc == 2) { + Jim_SetResultInt(interp, interp->procLevel + 1); + } + else { + if (JimInfoFrame(interp, argv[2], &objPtr) != JIM_OK) { + return JIM_ERR; + } + Jim_SetResult(interp, objPtr); + } + return JIM_OK; + + case INFO_BODY: + case INFO_STATICS: + case INFO_ARGS:{ + Jim_Cmd *cmdPtr; + + if ((cmdPtr = Jim_GetCommand(interp, argv[2], JIM_ERRMSG)) == NULL) { + return JIM_ERR; + } + if (!cmdPtr->isproc) { + Jim_SetResultFormatted(interp, "command \"%#s\" is not a procedure", argv[2]); + return JIM_ERR; + } + switch (option) { +#ifdef JIM_NO_INTROSPECTION + default: + Jim_SetResultString(interp, "unsupported", -1); + return JIM_ERR; +#else + case INFO_BODY: + Jim_SetResult(interp, cmdPtr->u.proc.bodyObjPtr); + break; + case INFO_ARGS: + Jim_SetResult(interp, cmdPtr->u.proc.argListObjPtr); + break; +#endif + case INFO_STATICS: + if (cmdPtr->u.proc.staticVars) { + Jim_SetResult(interp, JimHashtablePatternMatch(interp, cmdPtr->u.proc.staticVars, + NULL, JimVariablesMatch, JIM_VARLIST_LOCALS | JIM_VARLIST_VALUES)); + } + break; + } + return JIM_OK; + } + + case INFO_VERSION: + case INFO_PATCHLEVEL:{ + char buf[(JIM_INTEGER_SPACE * 2) + 1]; + + sprintf(buf, "%d.%d", JIM_VERSION / 100, JIM_VERSION % 100); + Jim_SetResultString(interp, buf, -1); + return JIM_OK; + } + + case INFO_COMPLETE: { + char missing; + + Jim_SetResultBool(interp, Jim_ScriptIsComplete(interp, argv[2], &missing)); + if (missing != ' ' && argc == 4) { + Jim_SetVariable(interp, argv[3], Jim_NewStringObj(interp, &missing, 1)); + } + return JIM_OK; + } + + case INFO_HOSTNAME: + + return Jim_Eval(interp, "os.gethostname"); + + case INFO_NAMEOFEXECUTABLE: + + return Jim_Eval(interp, "{info nameofexecutable}"); + + case INFO_RETURNCODES: + if (argc == 2) { + int i; + Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0); + + for (i = 0; jimReturnCodes[i]; i++) { + Jim_ListAppendElement(interp, listObjPtr, Jim_NewIntObj(interp, i)); + Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, + jimReturnCodes[i], -1)); + } + + Jim_SetResult(interp, listObjPtr); + } + else if (argc == 3) { + long code; + const char *name; + + if (Jim_GetLong(interp, argv[2], &code) != JIM_OK) { + return JIM_ERR; + } + name = Jim_ReturnCode(code); + if (*name == '?') { + Jim_SetResultInt(interp, code); + } + else { + Jim_SetResultString(interp, name, -1); + } + } + return JIM_OK; + case INFO_REFERENCES: +#ifdef JIM_REFERENCES + return JimInfoReferences(interp, argc, argv); +#else + Jim_SetResultString(interp, "not supported", -1); + return JIM_ERR; +#endif + default: + abort(); + } +} + + +static int Jim_ExistsCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + int result = 0; + + static const char * const options[] = { + "-command", "-proc", "-alias", "-var", NULL + }; + enum + { + OPT_COMMAND, OPT_PROC, OPT_ALIAS, OPT_VAR + }; + int option; + + if (argc == 2) { + option = OPT_VAR; + objPtr = argv[1]; + } + else if (argc == 3) { + if (Jim_GetEnum(interp, argv[1], options, &option, NULL, JIM_ERRMSG | JIM_ENUM_ABBREV) != JIM_OK) { + return JIM_ERR; + } + objPtr = argv[2]; + } + else { + Jim_WrongNumArgs(interp, 1, argv, "?option? name"); + return JIM_ERR; + } + + if (option == OPT_VAR) { + result = Jim_GetVariable(interp, objPtr, 0) != NULL; + } + else { + + Jim_Cmd *cmd = Jim_GetCommand(interp, objPtr, JIM_NONE); + + if (cmd) { + switch (option) { + case OPT_COMMAND: + result = 1; + break; + + case OPT_ALIAS: + result = cmd->isproc == 0 && cmd->u.native.cmdProc == JimAliasCmd; + break; + + case OPT_PROC: + result = cmd->isproc; + break; + } + } + } + Jim_SetResultBool(interp, result); + return JIM_OK; +} + + +static int Jim_SplitCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *str, *splitChars, *noMatchStart; + int splitLen, strLen; + Jim_Obj *resObjPtr; + int c; + int len; + + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "string ?splitChars?"); + return JIM_ERR; + } + + str = Jim_GetString(argv[1], &len); + if (len == 0) { + return JIM_OK; + } + strLen = Jim_Utf8Length(interp, argv[1]); + + + if (argc == 2) { + splitChars = " \n\t\r"; + splitLen = 4; + } + else { + splitChars = Jim_String(argv[2]); + splitLen = Jim_Utf8Length(interp, argv[2]); + } + + noMatchStart = str; + resObjPtr = Jim_NewListObj(interp, NULL, 0); + + + if (splitLen) { + Jim_Obj *objPtr; + while (strLen--) { + const char *sc = splitChars; + int scLen = splitLen; + int sl = utf8_tounicode(str, &c); + while (scLen--) { + int pc; + sc += utf8_tounicode(sc, &pc); + if (c == pc) { + objPtr = Jim_NewStringObj(interp, noMatchStart, (str - noMatchStart)); + Jim_ListAppendElement(interp, resObjPtr, objPtr); + noMatchStart = str + sl; + break; + } + } + str += sl; + } + objPtr = Jim_NewStringObj(interp, noMatchStart, (str - noMatchStart)); + Jim_ListAppendElement(interp, resObjPtr, objPtr); + } + else { + Jim_Obj **commonObj = NULL; +#define NUM_COMMON (128 - 9) + while (strLen--) { + int n = utf8_tounicode(str, &c); +#ifdef JIM_OPTIMIZATION + if (c >= 9 && c < 128) { + + c -= 9; + if (!commonObj) { + commonObj = Jim_Alloc(sizeof(*commonObj) * NUM_COMMON); + memset(commonObj, 0, sizeof(*commonObj) * NUM_COMMON); + } + if (!commonObj[c]) { + commonObj[c] = Jim_NewStringObj(interp, str, 1); + } + Jim_ListAppendElement(interp, resObjPtr, commonObj[c]); + str++; + continue; + } +#endif + Jim_ListAppendElement(interp, resObjPtr, Jim_NewStringObjUtf8(interp, str, 1)); + str += n; + } + Jim_Free(commonObj); + } + + Jim_SetResult(interp, resObjPtr); + return JIM_OK; +} + + +static int Jim_JoinCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *joinStr; + int joinStrLen; + + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "list ?joinString?"); + return JIM_ERR; + } + + if (argc == 2) { + joinStr = " "; + joinStrLen = 1; + } + else { + joinStr = Jim_GetString(argv[2], &joinStrLen); + } + Jim_SetResult(interp, Jim_ListJoin(interp, argv[1], joinStr, joinStrLen)); + return JIM_OK; +} + + +static int Jim_FormatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + + if (argc < 2) { + Jim_WrongNumArgs(interp, 1, argv, "formatString ?arg arg ...?"); + return JIM_ERR; + } + objPtr = Jim_FormatString(interp, argv[1], argc - 2, argv + 2); + if (objPtr == NULL) + return JIM_ERR; + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + + +static int Jim_ScanCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *listPtr, **outVec; + int outc, i; + + if (argc < 3) { + Jim_WrongNumArgs(interp, 1, argv, "string format ?varName varName ...?"); + return JIM_ERR; + } + if (argv[2]->typePtr != &scanFmtStringObjType) + SetScanFmtFromAny(interp, argv[2]); + if (FormatGetError(argv[2]) != 0) { + Jim_SetResultString(interp, FormatGetError(argv[2]), -1); + return JIM_ERR; + } + if (argc > 3) { + int maxPos = FormatGetMaxPos(argv[2]); + int count = FormatGetCnvCount(argv[2]); + + if (maxPos > argc - 3) { + Jim_SetResultString(interp, "\"%n$\" argument index out of range", -1); + return JIM_ERR; + } + else if (count > argc - 3) { + Jim_SetResultString(interp, "different numbers of variable names and " + "field specifiers", -1); + return JIM_ERR; + } + else if (count < argc - 3) { + Jim_SetResultString(interp, "variable is not assigned by any " + "conversion specifiers", -1); + return JIM_ERR; + } + } + listPtr = Jim_ScanString(interp, argv[1], argv[2], JIM_ERRMSG); + if (listPtr == 0) + return JIM_ERR; + if (argc > 3) { + int rc = JIM_OK; + int count = 0; + + if (listPtr != 0 && listPtr != (Jim_Obj *)EOF) { + int len = Jim_ListLength(interp, listPtr); + + if (len != 0) { + JimListGetElements(interp, listPtr, &outc, &outVec); + for (i = 0; i < outc; ++i) { + if (Jim_Length(outVec[i]) > 0) { + ++count; + if (Jim_SetVariable(interp, argv[3 + i], outVec[i]) != JIM_OK) { + rc = JIM_ERR; + } + } + } + } + Jim_FreeNewObj(interp, listPtr); + } + else { + count = -1; + } + if (rc == JIM_OK) { + Jim_SetResultInt(interp, count); + } + return rc; + } + else { + if (listPtr == (Jim_Obj *)EOF) { + Jim_SetResult(interp, Jim_NewListObj(interp, 0, 0)); + return JIM_OK; + } + Jim_SetResult(interp, listPtr); + } + return JIM_OK; +} + + +static int Jim_ErrorCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 2 && argc != 3) { + Jim_WrongNumArgs(interp, 1, argv, "message ?stacktrace?"); + return JIM_ERR; + } + Jim_SetResult(interp, argv[1]); + if (argc == 3) { + JimSetStackTrace(interp, argv[2]); + return JIM_ERR; + } + return JIM_ERR; +} + + +static int Jim_LrangeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + + if (argc != 4) { + Jim_WrongNumArgs(interp, 1, argv, "list first last"); + return JIM_ERR; + } + if ((objPtr = Jim_ListRange(interp, argv[1], argv[2], argv[3])) == NULL) + return JIM_ERR; + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + + +static int Jim_LrepeatCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *objPtr; + jim_wide count; + + if (argc < 2 || Jim_GetWideExpr(interp, argv[1], &count) != JIM_OK || count < 0) { + Jim_WrongNumArgs(interp, 1, argv, "count ?value ...?"); + return JIM_ERR; + } + if (count == 0 || argc == 2) { + Jim_SetEmptyResult(interp); + return JIM_OK; + } + + argc -= 2; + argv += 2; + + objPtr = Jim_NewListObj(interp, NULL, 0); + ListEnsureLength(objPtr, argc * count); + while (count--) { + ListInsertElements(objPtr, -1, argc, argv); + } + + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + +char **Jim_GetEnviron(void) +{ +#if defined(HAVE__NSGETENVIRON) + return *_NSGetEnviron(); +#elif defined(_environ) + return _environ; +#else + #if !defined(NO_ENVIRON_EXTERN) + extern char **environ; + #endif + return environ; +#endif +} + +void Jim_SetEnviron(char **env) +{ +#if defined(HAVE__NSGETENVIRON) + *_NSGetEnviron() = env; +#elif defined(_environ) + _environ = env; +#else + #if !defined(NO_ENVIRON_EXTERN) + extern char **environ; + #endif + + environ = env; +#endif +} + + +static int Jim_EnvCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const char *key; + const char *val; + + if (argc == 1) { + char **e = Jim_GetEnviron(); + + int i; + Jim_Obj *listObjPtr = Jim_NewListObj(interp, NULL, 0); + + for (i = 0; e[i]; i++) { + const char *equals = strchr(e[i], '='); + + if (equals) { + Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, e[i], + equals - e[i])); + Jim_ListAppendElement(interp, listObjPtr, Jim_NewStringObj(interp, equals + 1, -1)); + } + } + + Jim_SetResult(interp, listObjPtr); + return JIM_OK; + } + + if (argc > 3) { + Jim_WrongNumArgs(interp, 1, argv, "varName ?default?"); + return JIM_ERR; + } + key = Jim_String(argv[1]); + val = getenv(key); + if (val == NULL) { + if (argc < 3) { + Jim_SetResultFormatted(interp, "environment variable \"%#s\" does not exist", argv[1]); + return JIM_ERR; + } + val = Jim_String(argv[2]); + } + Jim_SetResult(interp, Jim_NewStringObj(interp, val, -1)); + return JIM_OK; +} + + +static int Jim_SourceCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int retval; + + if (argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "fileName"); + return JIM_ERR; + } + retval = Jim_EvalFile(interp, Jim_String(argv[1])); + if (retval == JIM_RETURN) + return JIM_OK; + return retval; +} + + +static int Jim_LreverseCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + Jim_Obj *revObjPtr, **ele; + int len; + + if (argc != 2) { + Jim_WrongNumArgs(interp, 1, argv, "list"); + return JIM_ERR; + } + JimListGetElements(interp, argv[1], &len, &ele); + revObjPtr = Jim_NewListObj(interp, NULL, 0); + ListEnsureLength(revObjPtr, len); + len--; + while (len >= 0) + ListAppendElement(revObjPtr, ele[len--]); + Jim_SetResult(interp, revObjPtr); + return JIM_OK; +} + +static int JimRangeLen(jim_wide start, jim_wide end, jim_wide step) +{ + jim_wide len; + + if (step == 0) + return -1; + if (start == end) + return 0; + else if (step > 0 && start > end) + return -1; + else if (step < 0 && end > start) + return -1; + len = end - start; + if (len < 0) + len = -len; + if (step < 0) + step = -step; + len = 1 + ((len - 1) / step); + if (len > INT_MAX) + len = INT_MAX; + return (int)((len < 0) ? -1 : len); +} + + +static int Jim_RangeCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_wide start = 0, end, step = 1; + int len, i; + Jim_Obj *objPtr; + + if (argc < 2 || argc > 4) { + Jim_WrongNumArgs(interp, 1, argv, "?start? end ?step?"); + return JIM_ERR; + } + if (argc == 2) { + if (Jim_GetWideExpr(interp, argv[1], &end) != JIM_OK) + return JIM_ERR; + } + else { + if (Jim_GetWideExpr(interp, argv[1], &start) != JIM_OK || + Jim_GetWideExpr(interp, argv[2], &end) != JIM_OK) + return JIM_ERR; + if (argc == 4 && Jim_GetWideExpr(interp, argv[3], &step) != JIM_OK) + return JIM_ERR; + } + if ((len = JimRangeLen(start, end, step)) == -1) { + Jim_SetResultString(interp, "Invalid (infinite?) range specified", -1); + return JIM_ERR; + } + objPtr = Jim_NewListObj(interp, NULL, 0); + ListEnsureLength(objPtr, len); + for (i = 0; i < len; i++) + ListAppendElement(objPtr, Jim_NewIntObj(interp, start + i * step)); + Jim_SetResult(interp, objPtr); + return JIM_OK; +} + + +static int Jim_RandCoreCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + jim_wide min = 0, max = 0, len, maxMul; + + if (argc < 1 || argc > 3) { + Jim_WrongNumArgs(interp, 1, argv, "?min? max"); + return JIM_ERR; + } + if (argc == 1) { + max = JIM_WIDE_MAX; + } else if (argc == 2) { + if (Jim_GetWideExpr(interp, argv[1], &max) != JIM_OK) + return JIM_ERR; + } else if (argc == 3) { + if (Jim_GetWideExpr(interp, argv[1], &min) != JIM_OK || + Jim_GetWideExpr(interp, argv[2], &max) != JIM_OK) + return JIM_ERR; + } + len = max-min; + if (len < 0) { + Jim_SetResultString(interp, "Invalid arguments (max < min)", -1); + return JIM_ERR; + } + maxMul = JIM_WIDE_MAX - (len ? (JIM_WIDE_MAX%len) : 0); + while (1) { + jim_wide r; + + JimRandomBytes(interp, &r, sizeof(jim_wide)); + if (r < 0 || r >= maxMul) continue; + r = (len == 0) ? 0 : r%len; + Jim_SetResultInt(interp, min+r); + return JIM_OK; + } +} + +static const struct { + const char *name; + Jim_CmdProc *cmdProc; +} Jim_CoreCommandsTable[] = { + {"alias", Jim_AliasCoreCommand}, + {"set", Jim_SetCoreCommand}, + {"unset", Jim_UnsetCoreCommand}, + {"puts", Jim_PutsCoreCommand}, + {"+", Jim_AddCoreCommand}, + {"*", Jim_MulCoreCommand}, + {"-", Jim_SubCoreCommand}, + {"/", Jim_DivCoreCommand}, + {"incr", Jim_IncrCoreCommand}, + {"while", Jim_WhileCoreCommand}, + {"loop", Jim_LoopCoreCommand}, + {"for", Jim_ForCoreCommand}, + {"foreach", Jim_ForeachCoreCommand}, + {"lmap", Jim_LmapCoreCommand}, + {"lassign", Jim_LassignCoreCommand}, + {"if", Jim_IfCoreCommand}, + {"switch", Jim_SwitchCoreCommand}, + {"list", Jim_ListCoreCommand}, + {"lindex", Jim_LindexCoreCommand}, + {"lset", Jim_LsetCoreCommand}, + {"lsearch", Jim_LsearchCoreCommand}, + {"llength", Jim_LlengthCoreCommand}, + {"lappend", Jim_LappendCoreCommand}, + {"linsert", Jim_LinsertCoreCommand}, + {"lreplace", Jim_LreplaceCoreCommand}, + {"lsort", Jim_LsortCoreCommand}, + {"append", Jim_AppendCoreCommand}, + {"eval", Jim_EvalCoreCommand}, + {"uplevel", Jim_UplevelCoreCommand}, + {"expr", Jim_ExprCoreCommand}, + {"break", Jim_BreakCoreCommand}, + {"continue", Jim_ContinueCoreCommand}, + {"proc", Jim_ProcCoreCommand}, + {"xtrace", Jim_XtraceCoreCommand}, + {"concat", Jim_ConcatCoreCommand}, + {"return", Jim_ReturnCoreCommand}, + {"upvar", Jim_UpvarCoreCommand}, + {"global", Jim_GlobalCoreCommand}, + {"string", Jim_StringCoreCommand}, + {"time", Jim_TimeCoreCommand}, + {"timerate", Jim_TimeRateCoreCommand}, + {"exit", Jim_ExitCoreCommand}, + {"catch", Jim_CatchCoreCommand}, + {"try", Jim_TryCoreCommand}, +#ifdef JIM_REFERENCES + {"ref", Jim_RefCoreCommand}, + {"getref", Jim_GetrefCoreCommand}, + {"setref", Jim_SetrefCoreCommand}, + {"finalize", Jim_FinalizeCoreCommand}, + {"collect", Jim_CollectCoreCommand}, +#endif + {"rename", Jim_RenameCoreCommand}, + {"dict", Jim_DictCoreCommand}, + {"subst", Jim_SubstCoreCommand}, + {"info", Jim_InfoCoreCommand}, + {"exists", Jim_ExistsCoreCommand}, + {"split", Jim_SplitCoreCommand}, + {"join", Jim_JoinCoreCommand}, + {"format", Jim_FormatCoreCommand}, + {"scan", Jim_ScanCoreCommand}, + {"error", Jim_ErrorCoreCommand}, + {"lrange", Jim_LrangeCoreCommand}, + {"lrepeat", Jim_LrepeatCoreCommand}, + {"env", Jim_EnvCoreCommand}, + {"source", Jim_SourceCoreCommand}, + {"lreverse", Jim_LreverseCoreCommand}, + {"range", Jim_RangeCoreCommand}, + {"rand", Jim_RandCoreCommand}, + {"tailcall", Jim_TailcallCoreCommand}, + {"local", Jim_LocalCoreCommand}, + {"upcall", Jim_UpcallCoreCommand}, + {"apply", Jim_ApplyCoreCommand}, + {"stacktrace", Jim_StacktraceCoreCommand}, + {NULL, NULL}, +}; + +void Jim_RegisterCoreCommands(Jim_Interp *interp) +{ + int i = 0; + + while (Jim_CoreCommandsTable[i].name != NULL) { + Jim_CreateCommand(interp, + Jim_CoreCommandsTable[i].name, Jim_CoreCommandsTable[i].cmdProc, NULL, NULL); + i++; + } +} + +void Jim_MakeErrorMessage(Jim_Interp *interp) +{ + Jim_Obj *argv[2]; + + argv[0] = Jim_NewStringObj(interp, "errorInfo", -1); + argv[1] = interp->result; + + Jim_EvalObjVector(interp, 2, argv); +} + +static char **JimSortStringTable(const char *const *tablePtr) +{ + int count; + char **tablePtrSorted; + + + for (count = 0; tablePtr[count]; count++) { + } + + + tablePtrSorted = Jim_Alloc(sizeof(char *) * (count + 1)); + memcpy(tablePtrSorted, tablePtr, sizeof(char *) * count); + qsort(tablePtrSorted, count, sizeof(char *), qsortCompareStringPointers); + tablePtrSorted[count] = NULL; + + return tablePtrSorted; +} + +static void JimSetFailedEnumResult(Jim_Interp *interp, const char *arg, const char *badtype, + const char *prefix, const char *const *tablePtr, const char *name) +{ + char **tablePtrSorted; + int i; + + if (name == NULL) { + name = "option"; + } + + Jim_SetResultFormatted(interp, "%s%s \"%s\": must be ", badtype, name, arg); + tablePtrSorted = JimSortStringTable(tablePtr); + for (i = 0; tablePtrSorted[i]; i++) { + if (tablePtrSorted[i + 1] == NULL && i > 0) { + Jim_AppendString(interp, Jim_GetResult(interp), "or ", -1); + } + Jim_AppendStrings(interp, Jim_GetResult(interp), prefix, tablePtrSorted[i], NULL); + if (tablePtrSorted[i + 1]) { + Jim_AppendString(interp, Jim_GetResult(interp), ", ", -1); + } + } + Jim_Free(tablePtrSorted); +} + + +int Jim_CheckShowCommands(Jim_Interp *interp, Jim_Obj *objPtr, const char *const *tablePtr) +{ + if (Jim_CompareStringImmediate(interp, objPtr, "-commands")) { + int i; + char **tablePtrSorted = JimSortStringTable(tablePtr); + Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0)); + for (i = 0; tablePtrSorted[i]; i++) { + Jim_ListAppendElement(interp, Jim_GetResult(interp), Jim_NewStringObj(interp, tablePtrSorted[i], -1)); + } + Jim_Free(tablePtrSorted); + return JIM_OK; + } + return JIM_ERR; +} + +static const Jim_ObjType getEnumObjType = { + "get-enum", + NULL, + NULL, + NULL, + JIM_TYPE_REFERENCES +}; + +int Jim_GetEnum(Jim_Interp *interp, Jim_Obj *objPtr, + const char *const *tablePtr, int *indexPtr, const char *name, int flags) +{ + const char *bad = "bad "; + const char *const *entryPtr = NULL; + int i; + int match = -1; + int arglen; + const char *arg; + + if (objPtr->typePtr == &getEnumObjType) { + if (objPtr->internalRep.ptrIntValue.ptr == tablePtr && objPtr->internalRep.ptrIntValue.int1 == flags) { + *indexPtr = objPtr->internalRep.ptrIntValue.int2; + return JIM_OK; + } + } + + arg = Jim_GetString(objPtr, &arglen); + + *indexPtr = -1; + + for (entryPtr = tablePtr, i = 0; *entryPtr != NULL; entryPtr++, i++) { + if (Jim_CompareStringImmediate(interp, objPtr, *entryPtr)) { + + match = i; + goto found; + } + if (flags & JIM_ENUM_ABBREV) { + if (strncmp(arg, *entryPtr, arglen) == 0) { + if (*arg == '-' && arglen == 1) { + break; + } + if (match >= 0) { + bad = "ambiguous "; + goto ambiguous; + } + match = i; + } + } + } + + + if (match >= 0) { + found: + + Jim_FreeIntRep(interp, objPtr); + objPtr->typePtr = &getEnumObjType; + objPtr->internalRep.ptrIntValue.ptr = (void *)tablePtr; + objPtr->internalRep.ptrIntValue.int1 = flags; + objPtr->internalRep.ptrIntValue.int2 = match; + + *indexPtr = match; + return JIM_OK; + } + + ambiguous: + if (flags & JIM_ERRMSG) { + JimSetFailedEnumResult(interp, arg, bad, "", tablePtr, name); + } + return JIM_ERR; +} + +int Jim_FindByName(const char *name, const char * const array[], size_t len) +{ + int i; + + for (i = 0; i < (int)len; i++) { + if (array[i] && strcmp(array[i], name) == 0) { + return i; + } + } + return -1; +} + +int Jim_IsDict(Jim_Obj *objPtr) +{ + return objPtr->typePtr == &dictObjType; +} + +int Jim_IsList(Jim_Obj *objPtr) +{ + return objPtr->typePtr == &listObjType; +} + +void Jim_SetResultFormatted(Jim_Interp *interp, const char *format, ...) +{ + + int len = strlen(format); + int extra = 0; + int n = 0; + const char *params[5]; + int nobjparam = 0; + Jim_Obj *objparam[5]; + char *buf; + va_list args; + int i; + + va_start(args, format); + + for (i = 0; i < len && n < 5; i++) { + int l; + + if (strncmp(format + i, "%s", 2) == 0) { + params[n] = va_arg(args, char *); + + l = strlen(params[n]); + } + else if (strncmp(format + i, "%#s", 3) == 0) { + Jim_Obj *objPtr = va_arg(args, Jim_Obj *); + + params[n] = Jim_GetString(objPtr, &l); + objparam[nobjparam++] = objPtr; + Jim_IncrRefCount(objPtr); + } + else { + if (format[i] == '%') { + i++; + } + continue; + } + n++; + extra += l; + } + + len += extra; + buf = Jim_Alloc(len + 1); + len = snprintf(buf, len + 1, format, params[0], params[1], params[2], params[3], params[4]); + + va_end(args); + + Jim_SetResult(interp, Jim_NewStringObjNoAlloc(interp, buf, len)); + + for (i = 0; i < nobjparam; i++) { + Jim_DecrRefCount(interp, objparam[i]); + } +} + +int Jim_CheckAbiVersion(Jim_Interp *interp, int abi_version) +{ + if (abi_version != JIM_ABI_VERSION) { + Jim_SetResultString(interp, "ABI version mismatch", -1); + return JIM_ERR; + } + return JIM_OK; +} + + +#ifndef jim_ext_package +int Jim_PackageProvide(Jim_Interp *interp, const char *name, const char *ver, int flags) +{ + return JIM_OK; +} +#endif +#ifndef jim_ext_aio +int Jim_AioFilehandle(Jim_Interp *interp, Jim_Obj *fhObj) +{ + return -1; +} +#endif + + +#include <stdio.h> +#include <string.h> + + +static int subcmd_null(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + + return JIM_OK; +} + +static const jim_subcmd_type dummy_subcmd = { + "dummy", NULL, subcmd_null, 0, 0, JIM_MODFLAG_HIDDEN +}; + +static Jim_Obj *subcmd_cmd_list(Jim_Interp *interp, const jim_subcmd_type * ct, const char *sep) +{ + + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + Jim_Obj *sortCmd[2]; + + for (; ct->cmd; ct++) { + if (!(ct->flags & JIM_MODFLAG_HIDDEN)) { + Jim_ListAppendElement(interp, listObj, Jim_NewStringObj(interp, ct->cmd, -1)); + } + } + + + sortCmd[0] = Jim_NewStringObj(interp, "lsort", -1); + sortCmd[1] = listObj; + + if (Jim_EvalObjVector(interp, 2, sortCmd) == JIM_OK) { + return Jim_ListJoin(interp, Jim_GetResult(interp), sep, strlen(sep)); + } + + return Jim_GetResult(interp); +} + +static void bad_subcmd(Jim_Interp *interp, const jim_subcmd_type * command_table, const char *type, + Jim_Obj *cmd, Jim_Obj *subcmd) +{ + Jim_SetResultFormatted(interp, "%#s, %s command \"%#s\": should be %#s", cmd, type, + subcmd, subcmd_cmd_list(interp, command_table, ", ")); +} + +static void show_cmd_usage(Jim_Interp *interp, const jim_subcmd_type * command_table, int argc, + Jim_Obj *const *argv) +{ + Jim_SetResultFormatted(interp, "Usage: \"%#s command ... \", where command is one of: %#s", + argv[0], subcmd_cmd_list(interp, command_table, ", ")); +} + +static void add_cmd_usage(Jim_Interp *interp, const jim_subcmd_type * ct, Jim_Obj *cmd) +{ + if (cmd) { + Jim_AppendStrings(interp, Jim_GetResult(interp), Jim_String(cmd), " ", NULL); + } + Jim_AppendStrings(interp, Jim_GetResult(interp), ct->cmd, NULL); + if (ct->args && *ct->args) { + Jim_AppendStrings(interp, Jim_GetResult(interp), " ", ct->args, NULL); + } +} + +void Jim_SubCmdArgError(Jim_Interp *interp, const jim_subcmd_type * ct, Jim_Obj *subcmd) +{ + Jim_SetResultString(interp, "wrong # args: should be \"", -1); + add_cmd_usage(interp, ct, subcmd); + Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL); +} + +static const Jim_ObjType subcmdLookupObjType = { + "subcmd-lookup", + NULL, + NULL, + NULL, + JIM_TYPE_REFERENCES +}; + +const jim_subcmd_type *Jim_ParseSubCmd(Jim_Interp *interp, const jim_subcmd_type * command_table, + int argc, Jim_Obj *const *argv) +{ + const jim_subcmd_type *ct; + const jim_subcmd_type *partial = 0; + int cmdlen; + Jim_Obj *cmd; + const char *cmdstr; + int help = 0; + int argsok = 1; + + if (argc < 2) { + Jim_SetResultFormatted(interp, "wrong # args: should be \"%#s command ...\"\n" + "Use \"%#s -help ?command?\" for help", argv[0], argv[0]); + return 0; + } + + cmd = argv[1]; + + + if (cmd->typePtr == &subcmdLookupObjType) { + if (cmd->internalRep.ptrIntValue.ptr == command_table) { + ct = command_table + cmd->internalRep.ptrIntValue.int1; + goto found; + } + } + + + if (Jim_CompareStringImmediate(interp, cmd, "-help")) { + if (argc == 2) { + + show_cmd_usage(interp, command_table, argc, argv); + return &dummy_subcmd; + } + help = 1; + + + cmd = argv[2]; + } + + + if (Jim_CompareStringImmediate(interp, cmd, "-commands")) { + Jim_SetResult(interp, subcmd_cmd_list(interp, command_table, " ")); + return &dummy_subcmd; + } + + cmdstr = Jim_GetString(cmd, &cmdlen); + + for (ct = command_table; ct->cmd; ct++) { + if (Jim_CompareStringImmediate(interp, cmd, ct->cmd)) { + + break; + } + if (strncmp(cmdstr, ct->cmd, cmdlen) == 0) { + if (partial) { + + if (help) { + + show_cmd_usage(interp, command_table, argc, argv); + return &dummy_subcmd; + } + bad_subcmd(interp, command_table, "ambiguous", argv[0], argv[1 + help]); + return 0; + } + partial = ct; + } + continue; + } + + + if (partial && !ct->cmd) { + ct = partial; + } + + if (!ct->cmd) { + + if (help) { + + show_cmd_usage(interp, command_table, argc, argv); + return &dummy_subcmd; + } + bad_subcmd(interp, command_table, "unknown", argv[0], argv[1 + help]); + return 0; + } + + if (help) { + Jim_SetResultString(interp, "Usage: ", -1); + + add_cmd_usage(interp, ct, argv[0]); + return &dummy_subcmd; + } + + + Jim_FreeIntRep(interp, cmd); + cmd->typePtr = &subcmdLookupObjType; + cmd->internalRep.ptrIntValue.ptr = (void *)command_table; + cmd->internalRep.ptrIntValue.int1 = ct - command_table; + +found: + + + if (argc - 2 < ct->minargs) { + argsok = 0; + } + else if (ct->maxargs >= 0 && argc - 2 > ct->maxargs) { + argsok = 0; + } + else if (ct->maxargs < -1 && (argc - 2) % -ct->maxargs != 0) { + + argsok = 0; + } + if (!argsok) { + Jim_SetResultString(interp, "wrong # args: should be \"", -1); + + add_cmd_usage(interp, ct, argv[0]); + Jim_AppendStrings(interp, Jim_GetResult(interp), "\"", NULL); + + return 0; + } + + + return ct; +} + +int Jim_CallSubCmd(Jim_Interp *interp, const jim_subcmd_type * ct, int argc, Jim_Obj *const *argv) +{ + int ret = JIM_ERR; + + if (ct) { + if (ct->flags & JIM_MODFLAG_FULLARGV) { + ret = ct->function(interp, argc, argv); + } + else { + ret = ct->function(interp, argc - 2, argv + 2); + } + if (ret < 0) { + Jim_SubCmdArgError(interp, ct, argv[0]); + ret = JIM_ERR; + } + } + return ret; +} + +int Jim_SubCmdProc(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + const jim_subcmd_type *ct = + Jim_ParseSubCmd(interp, (const jim_subcmd_type *)Jim_CmdPrivData(interp), argc, argv); + + return Jim_CallSubCmd(interp, ct, argc, argv); +} + +#include <ctype.h> +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <assert.h> + + +int utf8_fromunicode(char *p, unsigned uc) +{ + if (uc <= 0x7f) { + *p = uc; + return 1; + } + else if (uc <= 0x7ff) { + *p++ = 0xc0 | ((uc & 0x7c0) >> 6); + *p = 0x80 | (uc & 0x3f); + return 2; + } + else if (uc <= 0xffff) { + *p++ = 0xe0 | ((uc & 0xf000) >> 12); + *p++ = 0x80 | ((uc & 0xfc0) >> 6); + *p = 0x80 | (uc & 0x3f); + return 3; + } + + else { + *p++ = 0xf0 | ((uc & 0x1c0000) >> 18); + *p++ = 0x80 | ((uc & 0x3f000) >> 12); + *p++ = 0x80 | ((uc & 0xfc0) >> 6); + *p = 0x80 | (uc & 0x3f); + return 4; + } +} + +#include <ctype.h> +#include <string.h> +#include <stdio.h> + + +#define JIM_INTEGER_SPACE 24 +#define MAX_FLOAT_WIDTH 320 + +Jim_Obj *Jim_FormatString(Jim_Interp *interp, Jim_Obj *fmtObjPtr, int objc, Jim_Obj *const *objv) +{ + const char *span, *format, *formatEnd, *msg; + int numBytes = 0, objIndex = 0, gotXpg = 0, gotSequential = 0; + static const char * const mixedXPG = + "cannot mix \"%\" and \"%n$\" conversion specifiers"; + static const char * const badIndex[2] = { + "not enough arguments for all format specifiers", + "\"%n$\" argument index out of range" + }; + int formatLen; + Jim_Obj *resultPtr; + + char *num_buffer = NULL; + int num_buffer_size = 0; + + span = format = Jim_GetString(fmtObjPtr, &formatLen); + formatEnd = format + formatLen; + resultPtr = Jim_NewEmptyStringObj(interp); + + while (format != formatEnd) { + char *end; + int gotMinus, sawFlag; + int gotPrecision, useShort; + long width, precision; + int newXpg; + int ch; + int step; + int doubleType; + char pad = ' '; + char spec[2*JIM_INTEGER_SPACE + 12]; + char *p; + + int formatted_chars; + int formatted_bytes; + const char *formatted_buf; + + step = utf8_tounicode(format, &ch); + format += step; + if (ch != '%') { + numBytes += step; + continue; + } + if (numBytes) { + Jim_AppendString(interp, resultPtr, span, numBytes); + numBytes = 0; + } + + + step = utf8_tounicode(format, &ch); + if (ch == '%') { + span = format; + numBytes = step; + format += step; + continue; + } + + + newXpg = 0; + if (isdigit(ch)) { + int position = strtoul(format, &end, 10); + if (*end == '$') { + newXpg = 1; + objIndex = position - 1; + format = end + 1; + step = utf8_tounicode(format, &ch); + } + } + if (newXpg) { + if (gotSequential) { + msg = mixedXPG; + goto errorMsg; + } + gotXpg = 1; + } else { + if (gotXpg) { + msg = mixedXPG; + goto errorMsg; + } + gotSequential = 1; + } + if ((objIndex < 0) || (objIndex >= objc)) { + msg = badIndex[gotXpg]; + goto errorMsg; + } + + p = spec; + *p++ = '%'; + + gotMinus = 0; + sawFlag = 1; + do { + switch (ch) { + case '-': + gotMinus = 1; + break; + case '0': + pad = ch; + break; + case ' ': + case '+': + case '#': + break; + default: + sawFlag = 0; + continue; + } + *p++ = ch; + format += step; + step = utf8_tounicode(format, &ch); + + } while (sawFlag && (p - spec <= 5)); + + + width = 0; + if (isdigit(ch)) { + width = strtoul(format, &end, 10); + format = end; + step = utf8_tounicode(format, &ch); + } else if (ch == '*') { + if (objIndex >= objc - 1) { + msg = badIndex[gotXpg]; + goto errorMsg; + } + if (Jim_GetLong(interp, objv[objIndex], &width) != JIM_OK) { + goto error; + } + if (width < 0) { + width = -width; + if (!gotMinus) { + *p++ = '-'; + gotMinus = 1; + } + } + objIndex++; + format += step; + step = utf8_tounicode(format, &ch); + } + + + gotPrecision = precision = 0; + if (ch == '.') { + gotPrecision = 1; + format += step; + step = utf8_tounicode(format, &ch); + } + if (isdigit(ch)) { + precision = strtoul(format, &end, 10); + format = end; + step = utf8_tounicode(format, &ch); + } else if (ch == '*') { + if (objIndex >= objc - 1) { + msg = badIndex[gotXpg]; + goto errorMsg; + } + if (Jim_GetLong(interp, objv[objIndex], &precision) != JIM_OK) { + goto error; + } + + + if (precision < 0) { + precision = 0; + } + objIndex++; + format += step; + step = utf8_tounicode(format, &ch); + } + + + useShort = 0; + if (ch == 'h') { + useShort = 1; + format += step; + step = utf8_tounicode(format, &ch); + } else if (ch == 'l') { + + format += step; + step = utf8_tounicode(format, &ch); + if (ch == 'l') { + format += step; + step = utf8_tounicode(format, &ch); + } + } + + format += step; + span = format; + + + if (ch == 'i') { + ch = 'd'; + } + + doubleType = 0; + + switch (ch) { + case '\0': + msg = "format string ended in middle of field specifier"; + goto errorMsg; + case 's': { + formatted_buf = Jim_GetString(objv[objIndex], &formatted_bytes); + formatted_chars = Jim_Utf8Length(interp, objv[objIndex]); + if (gotPrecision && (precision < formatted_chars)) { + + formatted_chars = precision; + formatted_bytes = utf8_index(formatted_buf, precision); + } + break; + } + case 'c': { + jim_wide code; + + if (Jim_GetWide(interp, objv[objIndex], &code) != JIM_OK) { + goto error; + } + + formatted_bytes = utf8_getchars(spec, code); + formatted_buf = spec; + formatted_chars = 1; + break; + } + case 'b': { + unsigned jim_wide w; + int length; + int i; + int j; + + if (Jim_GetWide(interp, objv[objIndex], (jim_wide *)&w) != JIM_OK) { + goto error; + } + length = sizeof(w) * 8; + + + + if (num_buffer_size < length + 1) { + num_buffer_size = length + 1; + num_buffer = Jim_Realloc(num_buffer, num_buffer_size); + } + + j = 0; + for (i = length; i > 0; ) { + i--; + if (w & ((unsigned jim_wide)1 << i)) { + num_buffer[j++] = '1'; + } + else if (j || i == 0) { + num_buffer[j++] = '0'; + } + } + num_buffer[j] = 0; + formatted_chars = formatted_bytes = j; + formatted_buf = num_buffer; + break; + } + + case 'e': + case 'E': + case 'f': + case 'g': + case 'G': + doubleType = 1; + + case 'd': + case 'u': + case 'o': + case 'x': + case 'X': { + jim_wide w; + double d; + int length; + + + if (width) { + p += sprintf(p, "%ld", width); + } + if (gotPrecision) { + p += sprintf(p, ".%ld", precision); + } + + + if (doubleType) { + if (Jim_GetDouble(interp, objv[objIndex], &d) != JIM_OK) { + goto error; + } + length = MAX_FLOAT_WIDTH; + } + else { + if (Jim_GetWide(interp, objv[objIndex], &w) != JIM_OK) { + goto error; + } + length = JIM_INTEGER_SPACE; + if (useShort) { + if (ch == 'd') { + w = (short)w; + } + else { + w = (unsigned short)w; + } + } + *p++ = 'l'; +#ifdef HAVE_LONG_LONG + if (sizeof(long long) == sizeof(jim_wide)) { + *p++ = 'l'; + } +#endif + } + + *p++ = (char) ch; + *p = '\0'; + + + if (width > 10000 || length > 10000 || precision > 10000) { + Jim_SetResultString(interp, "format too long", -1); + goto error; + } + + + + if (width > length) { + length = width; + } + if (gotPrecision) { + length += precision; + } + + + if (num_buffer_size < length + 1) { + num_buffer_size = length + 1; + num_buffer = Jim_Realloc(num_buffer, num_buffer_size); + } + + if (doubleType) { + snprintf(num_buffer, length + 1, spec, d); + } + else { + formatted_bytes = snprintf(num_buffer, length + 1, spec, w); + } + formatted_chars = formatted_bytes = strlen(num_buffer); + formatted_buf = num_buffer; + break; + } + + default: { + + spec[0] = ch; + spec[1] = '\0'; + Jim_SetResultFormatted(interp, "bad field specifier \"%s\"", spec); + goto error; + } + } + + if (!gotMinus) { + while (formatted_chars < width) { + Jim_AppendString(interp, resultPtr, &pad, 1); + formatted_chars++; + } + } + + Jim_AppendString(interp, resultPtr, formatted_buf, formatted_bytes); + + while (formatted_chars < width) { + Jim_AppendString(interp, resultPtr, &pad, 1); + formatted_chars++; + } + + objIndex += gotSequential; + } + if (numBytes) { + Jim_AppendString(interp, resultPtr, span, numBytes); + } + + Jim_Free(num_buffer); + return resultPtr; + + errorMsg: + Jim_SetResultString(interp, msg, -1); + error: + Jim_FreeNewObj(interp, resultPtr); + Jim_Free(num_buffer); + return NULL; +} + + +#if defined(JIM_REGEXP) +#include <stdio.h> +#include <ctype.h> +#include <stdlib.h> +#include <string.h> + + + +#define REG_MAX_PAREN 100 + + + +#define END 0 +#define BOL 1 +#define EOL 2 +#define ANY 3 +#define ANYOF 4 +#define ANYBUT 5 +#define BRANCH 6 +#define BACK 7 +#define EXACTLY 8 +#define NOTHING 9 +#define REP 10 +#define REPMIN 11 +#define REPX 12 +#define REPXMIN 13 +#define BOLX 14 +#define EOLX 15 +#define WORDA 16 +#define WORDZ 17 + +#define OPENNC 1000 +#define OPEN 1001 + + + + +#define CLOSENC 2000 +#define CLOSE 2001 +#define CLOSE_END (CLOSE+REG_MAX_PAREN) + +#define REG_MAGIC 0xFADED00D + + +#define OP(preg, p) (preg->program[p]) +#define NEXT(preg, p) (preg->program[p + 1]) +#define OPERAND(p) ((p) + 2) + + + + +#define FAIL(R,M) { (R)->err = (M); return (M); } +#define ISMULT(c) ((c) == '*' || (c) == '+' || (c) == '?' || (c) == '{') +#define META "^$.[()|?{+*" + +#define HASWIDTH 1 +#define SIMPLE 2 +#define SPSTART 4 +#define WORST 0 + +#define MAX_REP_COUNT 1000000 + +static int reg(regex_t *preg, int paren, int *flagp ); +static int regpiece(regex_t *preg, int *flagp ); +static int regbranch(regex_t *preg, int *flagp ); +static int regatom(regex_t *preg, int *flagp ); +static int regnode(regex_t *preg, int op ); +static int regnext(regex_t *preg, int p ); +static void regc(regex_t *preg, int b ); +static int reginsert(regex_t *preg, int op, int size, int opnd ); +static void regtail(regex_t *preg, int p, int val); +static void regoptail(regex_t *preg, int p, int val ); +static int regopsize(regex_t *preg, int p ); + +static int reg_range_find(const int *string, int c); +static const char *str_find(const char *string, int c, int nocase); +static int prefix_cmp(const int *prog, int proglen, const char *string, int nocase); + + +#ifdef DEBUG +static int regnarrate = 0; +static void regdump(regex_t *preg); +static const char *regprop( int op ); +#endif + + +static int str_int_len(const int *seq) +{ + int n = 0; + while (*seq++) { + n++; + } + return n; +} + +int jim_regcomp(regex_t *preg, const char *exp, int cflags) +{ + int scan; + int longest; + unsigned len; + int flags; + +#ifdef DEBUG + fprintf(stderr, "Compiling: '%s'\n", exp); +#endif + memset(preg, 0, sizeof(*preg)); + + if (exp == NULL) + FAIL(preg, REG_ERR_NULL_ARGUMENT); + + + preg->cflags = cflags; + preg->regparse = exp; + + + preg->proglen = (strlen(exp) + 1) * 5; + preg->program = malloc(preg->proglen * sizeof(int)); + if (preg->program == NULL) + FAIL(preg, REG_ERR_NOMEM); + + regc(preg, REG_MAGIC); + if (reg(preg, 0, &flags) == 0) { + return preg->err; + } + + + if (preg->re_nsub >= REG_MAX_PAREN) + FAIL(preg,REG_ERR_TOO_BIG); + + + preg->regstart = 0; + preg->reganch = 0; + preg->regmust = 0; + preg->regmlen = 0; + scan = 1; + if (OP(preg, regnext(preg, scan)) == END) { + scan = OPERAND(scan); + + + if (OP(preg, scan) == EXACTLY) { + preg->regstart = preg->program[OPERAND(scan)]; + } + else if (OP(preg, scan) == BOL) + preg->reganch++; + + if (flags&SPSTART) { + longest = 0; + len = 0; + for (; scan != 0; scan = regnext(preg, scan)) { + if (OP(preg, scan) == EXACTLY) { + int plen = str_int_len(preg->program + OPERAND(scan)); + if (plen >= len) { + longest = OPERAND(scan); + len = plen; + } + } + } + preg->regmust = longest; + preg->regmlen = len; + } + } + +#ifdef DEBUG + regdump(preg); +#endif + + return 0; +} + +static int reg(regex_t *preg, int paren, int *flagp ) +{ + int ret; + int br; + int ender; + int parno = 0; + int flags; + + *flagp = HASWIDTH; + + + if (paren) { + if (preg->regparse[0] == '?' && preg->regparse[1] == ':') { + + preg->regparse += 2; + parno = -1; + } + else { + parno = ++preg->re_nsub; + } + ret = regnode(preg, OPEN+parno); + } else + ret = 0; + + + br = regbranch(preg, &flags); + if (br == 0) + return 0; + if (ret != 0) + regtail(preg, ret, br); + else + ret = br; + if (!(flags&HASWIDTH)) + *flagp &= ~HASWIDTH; + *flagp |= flags&SPSTART; + while (*preg->regparse == '|') { + preg->regparse++; + br = regbranch(preg, &flags); + if (br == 0) + return 0; + regtail(preg, ret, br); + if (!(flags&HASWIDTH)) + *flagp &= ~HASWIDTH; + *flagp |= flags&SPSTART; + } + + + ender = regnode(preg, (paren) ? CLOSE+parno : END); + regtail(preg, ret, ender); + + + for (br = ret; br != 0; br = regnext(preg, br)) + regoptail(preg, br, ender); + + + if (paren && *preg->regparse++ != ')') { + preg->err = REG_ERR_UNMATCHED_PAREN; + return 0; + } else if (!paren && *preg->regparse != '\0') { + if (*preg->regparse == ')') { + preg->err = REG_ERR_UNMATCHED_PAREN; + return 0; + } else { + preg->err = REG_ERR_JUNK_ON_END; + return 0; + } + } + + return(ret); +} + +static int regbranch(regex_t *preg, int *flagp ) +{ + int ret; + int chain; + int latest; + int flags; + + *flagp = WORST; + + ret = regnode(preg, BRANCH); + chain = 0; + while (*preg->regparse != '\0' && *preg->regparse != ')' && + *preg->regparse != '|') { + latest = regpiece(preg, &flags); + if (latest == 0) + return 0; + *flagp |= flags&HASWIDTH; + if (chain == 0) { + *flagp |= flags&SPSTART; + } + else { + regtail(preg, chain, latest); + } + chain = latest; + } + if (chain == 0) + (void) regnode(preg, NOTHING); + + return(ret); +} + +static int regpiece(regex_t *preg, int *flagp) +{ + int ret; + char op; + int next; + int flags; + int min; + int max; + + ret = regatom(preg, &flags); + if (ret == 0) + return 0; + + op = *preg->regparse; + if (!ISMULT(op)) { + *flagp = flags; + return(ret); + } + + if (!(flags&HASWIDTH) && op != '?') { + preg->err = REG_ERR_OPERAND_COULD_BE_EMPTY; + return 0; + } + + + if (op == '{') { + char *end; + + min = strtoul(preg->regparse + 1, &end, 10); + if (end == preg->regparse + 1) { + preg->err = REG_ERR_BAD_COUNT; + return 0; + } + if (*end == '}') { + max = min; + } + else if (*end == '\0') { + preg->err = REG_ERR_UNMATCHED_BRACES; + return 0; + } + else { + preg->regparse = end; + max = strtoul(preg->regparse + 1, &end, 10); + if (*end != '}') { + preg->err = REG_ERR_UNMATCHED_BRACES; + return 0; + } + } + if (end == preg->regparse + 1) { + max = MAX_REP_COUNT; + } + else if (max < min || max >= 100) { + preg->err = REG_ERR_BAD_COUNT; + return 0; + } + if (min >= 100) { + preg->err = REG_ERR_BAD_COUNT; + return 0; + } + + preg->regparse = strchr(preg->regparse, '}'); + } + else { + min = (op == '+'); + max = (op == '?' ? 1 : MAX_REP_COUNT); + } + + if (preg->regparse[1] == '?') { + preg->regparse++; + next = reginsert(preg, flags & SIMPLE ? REPMIN : REPXMIN, 5, ret); + } + else { + next = reginsert(preg, flags & SIMPLE ? REP: REPX, 5, ret); + } + preg->program[ret + 2] = max; + preg->program[ret + 3] = min; + preg->program[ret + 4] = 0; + + *flagp = (min) ? (WORST|HASWIDTH) : (WORST|SPSTART); + + if (!(flags & SIMPLE)) { + int back = regnode(preg, BACK); + regtail(preg, back, ret); + regtail(preg, next, back); + } + + preg->regparse++; + if (ISMULT(*preg->regparse)) { + preg->err = REG_ERR_NESTED_COUNT; + return 0; + } + + return ret; +} + +static void reg_addrange(regex_t *preg, int lower, int upper) +{ + if (lower > upper) { + reg_addrange(preg, upper, lower); + } + + regc(preg, upper - lower + 1); + regc(preg, lower); +} + +static void reg_addrange_str(regex_t *preg, const char *str) +{ + while (*str) { + reg_addrange(preg, *str, *str); + str++; + } +} + +static int reg_utf8_tounicode_case(const char *s, int *uc, int upper) +{ + int l = utf8_tounicode(s, uc); + if (upper) { + *uc = utf8_upper(*uc); + } + return l; +} + +static int hexdigitval(int c) +{ + if (c >= '0' && c <= '9') + return c - '0'; + if (c >= 'a' && c <= 'f') + return c - 'a' + 10; + if (c >= 'A' && c <= 'F') + return c - 'A' + 10; + return -1; +} + +static int parse_hex(const char *s, int n, int *uc) +{ + int val = 0; + int k; + + for (k = 0; k < n; k++) { + int c = hexdigitval(*s++); + if (c == -1) { + break; + } + val = (val << 4) | c; + } + if (k) { + *uc = val; + } + return k; +} + +static int reg_decode_escape(const char *s, int *ch) +{ + int n; + const char *s0 = s; + + *ch = *s++; + + switch (*ch) { + case 'b': *ch = '\b'; break; + case 'e': *ch = 27; break; + case 'f': *ch = '\f'; break; + case 'n': *ch = '\n'; break; + case 'r': *ch = '\r'; break; + case 't': *ch = '\t'; break; + case 'v': *ch = '\v'; break; + case 'u': + if (*s == '{') { + + n = parse_hex(s + 1, 6, ch); + if (n > 0 && s[n + 1] == '}' && *ch >= 0 && *ch <= 0x1fffff) { + s += n + 2; + } + else { + + *ch = 'u'; + } + } + else if ((n = parse_hex(s, 4, ch)) > 0) { + s += n; + } + break; + case 'U': + if ((n = parse_hex(s, 8, ch)) > 0) { + s += n; + } + break; + case 'x': + if ((n = parse_hex(s, 2, ch)) > 0) { + s += n; + } + break; + case '\0': + s--; + *ch = '\\'; + break; + } + return s - s0; +} + +static int regatom(regex_t *preg, int *flagp) +{ + int ret; + int flags; + int nocase = (preg->cflags & REG_ICASE); + + int ch; + int n = reg_utf8_tounicode_case(preg->regparse, &ch, nocase); + + *flagp = WORST; + + preg->regparse += n; + switch (ch) { + + case '^': + ret = regnode(preg, BOL); + break; + case '$': + ret = regnode(preg, EOL); + break; + case '.': + ret = regnode(preg, ANY); + *flagp |= HASWIDTH|SIMPLE; + break; + case '[': { + const char *pattern = preg->regparse; + + if (*pattern == '^') { + ret = regnode(preg, ANYBUT); + pattern++; + } else + ret = regnode(preg, ANYOF); + + + if (*pattern == ']' || *pattern == '-') { + reg_addrange(preg, *pattern, *pattern); + pattern++; + } + + while (*pattern != ']') { + + int start; + int end; + + enum { + CC_ALPHA, CC_ALNUM, CC_SPACE, CC_BLANK, CC_UPPER, CC_LOWER, + CC_DIGIT, CC_XDIGIT, CC_CNTRL, CC_GRAPH, CC_PRINT, CC_PUNCT, + CC_NUM + }; + int cc; + + if (!*pattern) { + preg->err = REG_ERR_UNMATCHED_BRACKET; + return 0; + } + + pattern += reg_utf8_tounicode_case(pattern, &start, nocase); + if (start == '\\') { + + switch (*pattern) { + case 's': + pattern++; + cc = CC_SPACE; + goto cc_switch; + case 'd': + pattern++; + cc = CC_DIGIT; + goto cc_switch; + case 'w': + pattern++; + reg_addrange(preg, '_', '_'); + cc = CC_ALNUM; + goto cc_switch; + } + pattern += reg_decode_escape(pattern, &start); + if (start == 0) { + preg->err = REG_ERR_NULL_CHAR; + return 0; + } + if (start == '\\' && *pattern == 0) { + preg->err = REG_ERR_INVALID_ESCAPE; + return 0; + } + } + if (pattern[0] == '-' && pattern[1] && pattern[1] != ']') { + + pattern += utf8_tounicode(pattern, &end); + pattern += reg_utf8_tounicode_case(pattern, &end, nocase); + if (end == '\\') { + pattern += reg_decode_escape(pattern, &end); + if (end == 0) { + preg->err = REG_ERR_NULL_CHAR; + return 0; + } + if (end == '\\' && *pattern == 0) { + preg->err = REG_ERR_INVALID_ESCAPE; + return 0; + } + } + + reg_addrange(preg, start, end); + continue; + } + if (start == '[' && pattern[0] == ':') { + static const char *character_class[] = { + ":alpha:", ":alnum:", ":space:", ":blank:", ":upper:", ":lower:", + ":digit:", ":xdigit:", ":cntrl:", ":graph:", ":print:", ":punct:", + }; + + for (cc = 0; cc < CC_NUM; cc++) { + n = strlen(character_class[cc]); + if (strncmp(pattern, character_class[cc], n) == 0) { + if (pattern[n] != ']') { + preg->err = REG_ERR_UNMATCHED_BRACKET; + return 0; + } + + pattern += n + 1; + break; + } + } + if (cc != CC_NUM) { +cc_switch: + switch (cc) { + case CC_ALNUM: + reg_addrange(preg, '0', '9'); + + case CC_ALPHA: + if ((preg->cflags & REG_ICASE) == 0) { + reg_addrange(preg, 'a', 'z'); + } + reg_addrange(preg, 'A', 'Z'); + break; + case CC_SPACE: + reg_addrange_str(preg, " \t\r\n\f\v"); + break; + case CC_BLANK: + reg_addrange_str(preg, " \t"); + break; + case CC_UPPER: + reg_addrange(preg, 'A', 'Z'); + break; + case CC_LOWER: + reg_addrange(preg, 'a', 'z'); + break; + case CC_XDIGIT: + reg_addrange(preg, 'a', 'f'); + reg_addrange(preg, 'A', 'F'); + + case CC_DIGIT: + reg_addrange(preg, '0', '9'); + break; + case CC_CNTRL: + reg_addrange(preg, 0, 31); + reg_addrange(preg, 127, 127); + break; + case CC_PRINT: + reg_addrange(preg, ' ', '~'); + break; + case CC_GRAPH: + reg_addrange(preg, '!', '~'); + break; + case CC_PUNCT: + reg_addrange(preg, '!', '/'); + reg_addrange(preg, ':', '@'); + reg_addrange(preg, '[', '`'); + reg_addrange(preg, '{', '~'); + break; + } + continue; + } + } + + reg_addrange(preg, start, start); + } + regc(preg, '\0'); + + if (*pattern) { + pattern++; + } + preg->regparse = pattern; + + *flagp |= HASWIDTH|SIMPLE; + } + break; + case '(': + ret = reg(preg, 1, &flags); + if (ret == 0) + return 0; + *flagp |= flags&(HASWIDTH|SPSTART); + break; + case '\0': + case '|': + case ')': + preg->err = REG_ERR_INTERNAL; + return 0; + case '?': + case '+': + case '*': + case '{': + preg->err = REG_ERR_COUNT_FOLLOWS_NOTHING; + return 0; + case '\\': + ch = *preg->regparse++; + switch (ch) { + case '\0': + preg->err = REG_ERR_INVALID_ESCAPE; + return 0; + case 'A': + ret = regnode(preg, BOLX); + break; + case 'Z': + ret = regnode(preg, EOLX); + break; + case '<': + case 'm': + ret = regnode(preg, WORDA); + break; + case '>': + case 'M': + ret = regnode(preg, WORDZ); + break; + case 'd': + case 'D': + ret = regnode(preg, ch == 'd' ? ANYOF : ANYBUT); + reg_addrange(preg, '0', '9'); + regc(preg, '\0'); + *flagp |= HASWIDTH|SIMPLE; + break; + case 'w': + case 'W': + ret = regnode(preg, ch == 'w' ? ANYOF : ANYBUT); + if ((preg->cflags & REG_ICASE) == 0) { + reg_addrange(preg, 'a', 'z'); + } + reg_addrange(preg, 'A', 'Z'); + reg_addrange(preg, '0', '9'); + reg_addrange(preg, '_', '_'); + regc(preg, '\0'); + *flagp |= HASWIDTH|SIMPLE; + break; + case 's': + case 'S': + ret = regnode(preg, ch == 's' ? ANYOF : ANYBUT); + reg_addrange_str(preg," \t\r\n\f\v"); + regc(preg, '\0'); + *flagp |= HASWIDTH|SIMPLE; + break; + + default: + + + preg->regparse--; + goto de_fault; + } + break; + de_fault: + default: { + int added = 0; + + + preg->regparse -= n; + + ret = regnode(preg, EXACTLY); + + + + while (*preg->regparse && strchr(META, *preg->regparse) == NULL) { + n = reg_utf8_tounicode_case(preg->regparse, &ch, (preg->cflags & REG_ICASE)); + if (ch == '\\' && preg->regparse[n]) { + if (strchr("<>mMwWdDsSAZ", preg->regparse[n])) { + + break; + } + n += reg_decode_escape(preg->regparse + n, &ch); + if (ch == 0) { + preg->err = REG_ERR_NULL_CHAR; + return 0; + } + } + + + if (ISMULT(preg->regparse[n])) { + + if (added) { + + break; + } + + regc(preg, ch); + added++; + preg->regparse += n; + break; + } + + + regc(preg, ch); + added++; + preg->regparse += n; + } + regc(preg, '\0'); + + *flagp |= HASWIDTH; + if (added == 1) + *flagp |= SIMPLE; + break; + } + break; + } + + return(ret); +} + +static void reg_grow(regex_t *preg, int n) +{ + if (preg->p + n >= preg->proglen) { + preg->proglen = (preg->p + n) * 2; + preg->program = realloc(preg->program, preg->proglen * sizeof(int)); + } +} + + +static int regnode(regex_t *preg, int op) +{ + reg_grow(preg, 2); + + + preg->program[preg->p++] = op; + preg->program[preg->p++] = 0; + + + return preg->p - 2; +} + +static void regc(regex_t *preg, int b ) +{ + reg_grow(preg, 1); + preg->program[preg->p++] = b; +} + +static int reginsert(regex_t *preg, int op, int size, int opnd ) +{ + reg_grow(preg, size); + + + memmove(preg->program + opnd + size, preg->program + opnd, sizeof(int) * (preg->p - opnd)); + + memset(preg->program + opnd, 0, sizeof(int) * size); + + preg->program[opnd] = op; + + preg->p += size; + + return opnd + size; +} + +static void regtail(regex_t *preg, int p, int val) +{ + int scan; + int temp; + int offset; + + + scan = p; + for (;;) { + temp = regnext(preg, scan); + if (temp == 0) + break; + scan = temp; + } + + if (OP(preg, scan) == BACK) + offset = scan - val; + else + offset = val - scan; + + preg->program[scan + 1] = offset; +} + + +static void regoptail(regex_t *preg, int p, int val ) +{ + + if (p != 0 && OP(preg, p) == BRANCH) { + regtail(preg, OPERAND(p), val); + } +} + + +static int regtry(regex_t *preg, const char *string ); +static int regmatch(regex_t *preg, int prog); +static int regrepeat(regex_t *preg, int p, int max); + +int jim_regexec(regex_t *preg, const char *string, size_t nmatch, regmatch_t pmatch[], int eflags) +{ + const char *s; + int scan; + + + if (preg == NULL || preg->program == NULL || string == NULL) { + return REG_ERR_NULL_ARGUMENT; + } + + + if (*preg->program != REG_MAGIC) { + return REG_ERR_CORRUPTED; + } + +#ifdef DEBUG + fprintf(stderr, "regexec: %s\n", string); + regdump(preg); +#endif + + preg->eflags = eflags; + preg->pmatch = pmatch; + preg->nmatch = nmatch; + preg->start = string; + + + for (scan = OPERAND(1); scan != 0; scan += regopsize(preg, scan)) { + int op = OP(preg, scan); + if (op == END) + break; + if (op == REPX || op == REPXMIN) + preg->program[scan + 4] = 0; + } + + + if (preg->regmust != 0) { + s = string; + while ((s = str_find(s, preg->program[preg->regmust], preg->cflags & REG_ICASE)) != NULL) { + if (prefix_cmp(preg->program + preg->regmust, preg->regmlen, s, preg->cflags & REG_ICASE) >= 0) { + break; + } + s++; + } + if (s == NULL) + return REG_NOMATCH; + } + + + preg->regbol = string; + + + if (preg->reganch) { + if (eflags & REG_NOTBOL) { + + goto nextline; + } + while (1) { + if (regtry(preg, string)) { + return REG_NOERROR; + } + if (*string) { +nextline: + if (preg->cflags & REG_NEWLINE) { + + string = strchr(string, '\n'); + if (string) { + preg->regbol = ++string; + continue; + } + } + } + return REG_NOMATCH; + } + } + + + s = string; + if (preg->regstart != '\0') { + + while ((s = str_find(s, preg->regstart, preg->cflags & REG_ICASE)) != NULL) { + if (regtry(preg, s)) + return REG_NOERROR; + s++; + } + } + else + + while (1) { + if (regtry(preg, s)) + return REG_NOERROR; + if (*s == '\0') { + break; + } + else { + int c; + s += utf8_tounicode(s, &c); + } + } + + + return REG_NOMATCH; +} + + +static int regtry( regex_t *preg, const char *string ) +{ + int i; + + preg->reginput = string; + + for (i = 0; i < preg->nmatch; i++) { + preg->pmatch[i].rm_so = -1; + preg->pmatch[i].rm_eo = -1; + } + if (regmatch(preg, 1)) { + preg->pmatch[0].rm_so = string - preg->start; + preg->pmatch[0].rm_eo = preg->reginput - preg->start; + return(1); + } else + return(0); +} + +static int prefix_cmp(const int *prog, int proglen, const char *string, int nocase) +{ + const char *s = string; + while (proglen && *s) { + int ch; + int n = reg_utf8_tounicode_case(s, &ch, nocase); + if (ch != *prog) { + return -1; + } + prog++; + s += n; + proglen--; + } + if (proglen == 0) { + return s - string; + } + return -1; +} + +static int reg_range_find(const int *range, int c) +{ + while (*range) { + + if (c >= range[1] && c <= (range[0] + range[1] - 1)) { + return 1; + } + range += 2; + } + return 0; +} + +static const char *str_find(const char *string, int c, int nocase) +{ + if (nocase) { + + c = utf8_upper(c); + } + while (*string) { + int ch; + int n = reg_utf8_tounicode_case(string, &ch, nocase); + if (c == ch) { + return string; + } + string += n; + } + return NULL; +} + +static int reg_iseol(regex_t *preg, int ch) +{ + if (preg->cflags & REG_NEWLINE) { + return ch == '\0' || ch == '\n'; + } + else { + return ch == '\0'; + } +} + +static int regmatchsimplerepeat(regex_t *preg, int scan, int matchmin) +{ + int nextch = '\0'; + const char *save; + int no; + int c; + + int max = preg->program[scan + 2]; + int min = preg->program[scan + 3]; + int next = regnext(preg, scan); + + if (OP(preg, next) == EXACTLY) { + nextch = preg->program[OPERAND(next)]; + } + save = preg->reginput; + no = regrepeat(preg, scan + 5, max); + if (no < min) { + return 0; + } + if (matchmin) { + + max = no; + no = min; + } + + while (1) { + if (matchmin) { + if (no > max) { + break; + } + } + else { + if (no < min) { + break; + } + } + preg->reginput = save + utf8_index(save, no); + reg_utf8_tounicode_case(preg->reginput, &c, (preg->cflags & REG_ICASE)); + + if (reg_iseol(preg, nextch) || c == nextch) { + if (regmatch(preg, next)) { + return(1); + } + } + if (matchmin) { + + no++; + } + else { + + no--; + } + } + return(0); +} + +static int regmatchrepeat(regex_t *preg, int scan, int matchmin) +{ + int *scanpt = preg->program + scan; + + int max = scanpt[2]; + int min = scanpt[3]; + + + if (scanpt[4] < min) { + + scanpt[4]++; + if (regmatch(preg, scan + 5)) { + return 1; + } + scanpt[4]--; + return 0; + } + if (scanpt[4] > max) { + return 0; + } + + if (matchmin) { + + if (regmatch(preg, regnext(preg, scan))) { + return 1; + } + + scanpt[4]++; + if (regmatch(preg, scan + 5)) { + return 1; + } + scanpt[4]--; + return 0; + } + + if (scanpt[4] < max) { + scanpt[4]++; + if (regmatch(preg, scan + 5)) { + return 1; + } + scanpt[4]--; + } + + return regmatch(preg, regnext(preg, scan)); +} + + +static int regmatch(regex_t *preg, int prog) +{ + int scan; + int next; + const char *save; + + scan = prog; + +#ifdef DEBUG + if (scan != 0 && regnarrate) + fprintf(stderr, "%s(\n", regprop(scan)); +#endif + while (scan != 0) { + int n; + int c; +#ifdef DEBUG + if (regnarrate) { + fprintf(stderr, "%3d: %s...\n", scan, regprop(OP(preg, scan))); + } +#endif + next = regnext(preg, scan); + n = reg_utf8_tounicode_case(preg->reginput, &c, (preg->cflags & REG_ICASE)); + + switch (OP(preg, scan)) { + case BOLX: + if ((preg->eflags & REG_NOTBOL)) { + return(0); + } + + case BOL: + if (preg->reginput != preg->regbol) { + return(0); + } + break; + case EOLX: + if (c != 0) { + + return 0; + } + break; + case EOL: + if (!reg_iseol(preg, c)) { + return(0); + } + break; + case WORDA: + + if ((!isalnum(UCHAR(c))) && c != '_') + return(0); + + if (preg->reginput > preg->regbol && + (isalnum(UCHAR(preg->reginput[-1])) || preg->reginput[-1] == '_')) + return(0); + break; + case WORDZ: + + if (preg->reginput > preg->regbol) { + + if (reg_iseol(preg, c) || !(isalnum(UCHAR(c)) || c == '_')) { + c = preg->reginput[-1]; + + if (isalnum(UCHAR(c)) || c == '_') { + break; + } + } + } + + return(0); + + case ANY: + if (reg_iseol(preg, c)) + return 0; + preg->reginput += n; + break; + case EXACTLY: { + int opnd; + int len; + int slen; + + opnd = OPERAND(scan); + len = str_int_len(preg->program + opnd); + + slen = prefix_cmp(preg->program + opnd, len, preg->reginput, preg->cflags & REG_ICASE); + if (slen < 0) { + return(0); + } + preg->reginput += slen; + } + break; + case ANYOF: + if (reg_iseol(preg, c) || reg_range_find(preg->program + OPERAND(scan), c) == 0) { + return(0); + } + preg->reginput += n; + break; + case ANYBUT: + if (reg_iseol(preg, c) || reg_range_find(preg->program + OPERAND(scan), c) != 0) { + return(0); + } + preg->reginput += n; + break; + case NOTHING: + break; + case BACK: + break; + case BRANCH: + if (OP(preg, next) != BRANCH) + next = OPERAND(scan); + else { + do { + save = preg->reginput; + if (regmatch(preg, OPERAND(scan))) { + return(1); + } + preg->reginput = save; + scan = regnext(preg, scan); + } while (scan != 0 && OP(preg, scan) == BRANCH); + return(0); + + } + break; + case REP: + case REPMIN: + return regmatchsimplerepeat(preg, scan, OP(preg, scan) == REPMIN); + + case REPX: + case REPXMIN: + return regmatchrepeat(preg, scan, OP(preg, scan) == REPXMIN); + + case END: + return 1; + + case OPENNC: + case CLOSENC: + return regmatch(preg, next); + + default: + if (OP(preg, scan) >= OPEN+1 && OP(preg, scan) < CLOSE_END) { + save = preg->reginput; + if (regmatch(preg, next)) { + if (OP(preg, scan) < CLOSE) { + int no = OP(preg, scan) - OPEN; + if (no < preg->nmatch && preg->pmatch[no].rm_so == -1) { + preg->pmatch[no].rm_so = save - preg->start; + } + } + else { + int no = OP(preg, scan) - CLOSE; + if (no < preg->nmatch && preg->pmatch[no].rm_eo == -1) { + preg->pmatch[no].rm_eo = save - preg->start; + } + } + return(1); + } + + preg->reginput = save; + return(0); + } + return REG_ERR_INTERNAL; + } + + scan = next; + } + + return REG_ERR_INTERNAL; +} + +static int regrepeat(regex_t *preg, int p, int max) +{ + int count = 0; + const char *scan; + int opnd; + int ch; + int n; + + scan = preg->reginput; + opnd = OPERAND(p); + switch (OP(preg, p)) { + case ANY: + while (!reg_iseol(preg, *scan) && count < max) { + count++; + scan += utf8_charlen(*scan); + } + break; + case EXACTLY: + while (count < max) { + n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE); + if (preg->program[opnd] != ch) { + break; + } + count++; + scan += n; + } + break; + case ANYOF: + while (count < max) { + n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE); + if (reg_iseol(preg, ch) || reg_range_find(preg->program + opnd, ch) == 0) { + break; + } + count++; + scan += n; + } + break; + case ANYBUT: + while (count < max) { + n = reg_utf8_tounicode_case(scan, &ch, preg->cflags & REG_ICASE); + if (reg_iseol(preg, ch) || reg_range_find(preg->program + opnd, ch) != 0) { + break; + } + count++; + scan += n; + } + break; + default: + preg->err = REG_ERR_INTERNAL; + count = 0; + break; + } + preg->reginput = scan; + + return(count); +} + +static int regnext(regex_t *preg, int p ) +{ + int offset; + + offset = NEXT(preg, p); + + if (offset == 0) + return 0; + + if (OP(preg, p) == BACK) + return(p-offset); + else + return(p+offset); +} + +static int regopsize(regex_t *preg, int p ) +{ + + switch (OP(preg, p)) { + case REP: + case REPMIN: + case REPX: + case REPXMIN: + return 5; + + case ANYOF: + case ANYBUT: + case EXACTLY: { + int s = p + 2; + while (preg->program[s++]) { + } + return s - p; + } + } + return 2; +} + + +size_t jim_regerror(int errcode, const regex_t *preg, char *errbuf, size_t errbuf_size) +{ + static const char *error_strings[] = { + "success", + "no match", + "bad pattern", + "null argument", + "unknown error", + "too big", + "out of memory", + "too many ()", + "parentheses () not balanced", + "braces {} not balanced", + "invalid repetition count(s)", + "extra characters", + "*+ of empty atom", + "nested count", + "internal error", + "count follows nothing", + "invalid escape \\ sequence", + "corrupted program", + "contains null char", + "brackets [] not balanced", + }; + const char *err; + + if (errcode < 0 || errcode >= REG_ERR_NUM) { + err = "Bad error code"; + } + else { + err = error_strings[errcode]; + } + + return snprintf(errbuf, errbuf_size, "%s", err); +} + +void jim_regfree(regex_t *preg) +{ + free(preg->program); +} + +#endif +#include <string.h> + +void Jim_SetResultErrno(Jim_Interp *interp, const char *msg) +{ + Jim_SetResultFormatted(interp, "%s: %s", msg, strerror(Jim_Errno())); +} + +#if defined(_WIN32) || defined(WIN32) +#include <sys/stat.h> + +int Jim_Errno(void) +{ + switch (GetLastError()) { + case ERROR_FILE_NOT_FOUND: return ENOENT; + case ERROR_PATH_NOT_FOUND: return ENOENT; + case ERROR_TOO_MANY_OPEN_FILES: return EMFILE; + case ERROR_ACCESS_DENIED: return EACCES; + case ERROR_INVALID_HANDLE: return EBADF; + case ERROR_BAD_ENVIRONMENT: return E2BIG; + case ERROR_BAD_FORMAT: return ENOEXEC; + case ERROR_INVALID_ACCESS: return EACCES; + case ERROR_INVALID_DRIVE: return ENOENT; + case ERROR_CURRENT_DIRECTORY: return EACCES; + case ERROR_NOT_SAME_DEVICE: return EXDEV; + case ERROR_NO_MORE_FILES: return ENOENT; + case ERROR_WRITE_PROTECT: return EROFS; + case ERROR_BAD_UNIT: return ENXIO; + case ERROR_NOT_READY: return EBUSY; + case ERROR_BAD_COMMAND: return EIO; + case ERROR_CRC: return EIO; + case ERROR_BAD_LENGTH: return EIO; + case ERROR_SEEK: return EIO; + case ERROR_WRITE_FAULT: return EIO; + case ERROR_READ_FAULT: return EIO; + case ERROR_GEN_FAILURE: return EIO; + case ERROR_SHARING_VIOLATION: return EACCES; + case ERROR_LOCK_VIOLATION: return EACCES; + case ERROR_SHARING_BUFFER_EXCEEDED: return ENFILE; + case ERROR_HANDLE_DISK_FULL: return ENOSPC; + case ERROR_NOT_SUPPORTED: return ENODEV; + case ERROR_REM_NOT_LIST: return EBUSY; + case ERROR_DUP_NAME: return EEXIST; + case ERROR_BAD_NETPATH: return ENOENT; + case ERROR_NETWORK_BUSY: return EBUSY; + case ERROR_DEV_NOT_EXIST: return ENODEV; + case ERROR_TOO_MANY_CMDS: return EAGAIN; + case ERROR_ADAP_HDW_ERR: return EIO; + case ERROR_BAD_NET_RESP: return EIO; + case ERROR_UNEXP_NET_ERR: return EIO; + case ERROR_NETNAME_DELETED: return ENOENT; + case ERROR_NETWORK_ACCESS_DENIED: return EACCES; + case ERROR_BAD_DEV_TYPE: return ENODEV; + case ERROR_BAD_NET_NAME: return ENOENT; + case ERROR_TOO_MANY_NAMES: return ENFILE; + case ERROR_TOO_MANY_SESS: return EIO; + case ERROR_SHARING_PAUSED: return EAGAIN; + case ERROR_REDIR_PAUSED: return EAGAIN; + case ERROR_FILE_EXISTS: return EEXIST; + case ERROR_CANNOT_MAKE: return ENOSPC; + case ERROR_OUT_OF_STRUCTURES: return ENFILE; + case ERROR_ALREADY_ASSIGNED: return EEXIST; + case ERROR_INVALID_PASSWORD: return EPERM; + case ERROR_NET_WRITE_FAULT: return EIO; + case ERROR_NO_PROC_SLOTS: return EAGAIN; + case ERROR_DISK_CHANGE: return EXDEV; + case ERROR_BROKEN_PIPE: return EPIPE; + case ERROR_OPEN_FAILED: return ENOENT; + case ERROR_DISK_FULL: return ENOSPC; + case ERROR_NO_MORE_SEARCH_HANDLES: return EMFILE; + case ERROR_INVALID_TARGET_HANDLE: return EBADF; + case ERROR_INVALID_NAME: return ENOENT; + case ERROR_PROC_NOT_FOUND: return ESRCH; + case ERROR_WAIT_NO_CHILDREN: return ECHILD; + case ERROR_CHILD_NOT_COMPLETE: return ECHILD; + case ERROR_DIRECT_ACCESS_HANDLE: return EBADF; + case ERROR_SEEK_ON_DEVICE: return ESPIPE; + case ERROR_BUSY_DRIVE: return EAGAIN; + case ERROR_DIR_NOT_EMPTY: return EEXIST; + case ERROR_NOT_LOCKED: return EACCES; + case ERROR_BAD_PATHNAME: return ENOENT; + case ERROR_LOCK_FAILED: return EACCES; + case ERROR_ALREADY_EXISTS: return EEXIST; + case ERROR_FILENAME_EXCED_RANGE: return ENAMETOOLONG; + case ERROR_BAD_PIPE: return EPIPE; + case ERROR_PIPE_BUSY: return EAGAIN; + case ERROR_PIPE_NOT_CONNECTED: return EPIPE; + case ERROR_DIRECTORY: return ENOTDIR; + } + return EINVAL; +} + +long JimProcessPid(phandle_t pid) +{ + if (pid == INVALID_HANDLE_VALUE) { + return -1; + } + return GetProcessId(pid); +} + +phandle_t JimWaitPid(long pid, int *status, int nohang) +{ + if (pid > 0) { + HANDLE h = OpenProcess(PROCESS_QUERY_INFORMATION | SYNCHRONIZE, FALSE, pid); + if (h) { + long pid = waitpid(h, status, nohang); + CloseHandle(h); + if (pid > 0) { + return h; + } + } + } + return JIM_BAD_PHANDLE; +} + +long waitpid(phandle_t phandle, int *status, int nohang) +{ + long pid; + DWORD ret = WaitForSingleObject(phandle, nohang ? 0 : INFINITE); + if (ret == WAIT_TIMEOUT || ret == WAIT_FAILED) { + + return -1; + } + GetExitCodeProcess(phandle, &ret); + *status = ret; + + pid = GetProcessId(phandle); + CloseHandle(phandle); + return pid; +} + +int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file) +{ + char name[MAX_PATH]; + HANDLE handle; + + if (!GetTempPath(MAX_PATH, name) || !GetTempFileName(name, filename_template ? filename_template : "JIM", 0, name)) { + return -1; + } + + handle = CreateFile(name, GENERIC_READ | GENERIC_WRITE, 0, NULL, + CREATE_ALWAYS, FILE_ATTRIBUTE_TEMPORARY | (unlink_file ? FILE_FLAG_DELETE_ON_CLOSE : 0), + NULL); + + if (handle == INVALID_HANDLE_VALUE) { + goto error; + } + + Jim_SetResultString(interp, name, -1); + return _open_osfhandle((intptr_t)handle, _O_RDWR | _O_TEXT); + + error: + Jim_SetResultErrno(interp, name); + DeleteFile(name); + return -1; +} + +int Jim_OpenForWrite(const char *filename, int append) +{ + if (strcmp(filename, "/dev/null") == 0) { + filename = "nul:"; + } + int fd = _open(filename, _O_WRONLY | _O_CREAT | _O_TEXT | (append ? _O_APPEND : _O_TRUNC), _S_IREAD | _S_IWRITE); + if (fd >= 0 && append) { + + _lseek(fd, 0L, SEEK_END); + } + return fd; +} + +int Jim_OpenForRead(const char *filename) +{ + if (strcmp(filename, "/dev/null") == 0) { + filename = "nul:"; + } + return _open(filename, _O_RDONLY | _O_TEXT, 0); +} + +#elif defined(HAVE_UNISTD_H) + + + +int Jim_MakeTempFile(Jim_Interp *interp, const char *filename_template, int unlink_file) +{ + int fd; + mode_t mask; + Jim_Obj *filenameObj; + + if (filename_template == NULL) { + const char *tmpdir = getenv("TMPDIR"); + if (tmpdir == NULL || *tmpdir == '\0' || access(tmpdir, W_OK) != 0) { + tmpdir = "/tmp/"; + } + filenameObj = Jim_NewStringObj(interp, tmpdir, -1); + if (tmpdir[0] && tmpdir[strlen(tmpdir) - 1] != '/') { + Jim_AppendString(interp, filenameObj, "/", 1); + } + Jim_AppendString(interp, filenameObj, "tcl.tmp.XXXXXX", -1); + } + else { + filenameObj = Jim_NewStringObj(interp, filename_template, -1); + } + + +#ifdef HAVE_UMASK + mask = umask(S_IXUSR | S_IRWXG | S_IRWXO); +#endif +#ifdef HAVE_MKSTEMP + fd = mkstemp(filenameObj->bytes); +#else + if (mktemp(filenameObj->bytes) == NULL) { + fd = -1; + } + else { + fd = open(filenameObj->bytes, O_RDWR | O_CREAT | O_TRUNC); + } +#endif +#ifdef HAVE_UMASK + umask(mask); +#endif + if (fd < 0) { + Jim_SetResultErrno(interp, Jim_String(filenameObj)); + Jim_FreeNewObj(interp, filenameObj); + return -1; + } + if (unlink_file) { + remove(Jim_String(filenameObj)); + } + + Jim_SetResult(interp, filenameObj); + return fd; +} + +int Jim_OpenForWrite(const char *filename, int append) +{ + return open(filename, O_WRONLY | O_CREAT | (append ? O_APPEND : O_TRUNC), 0666); +} + +int Jim_OpenForRead(const char *filename) +{ + return open(filename, O_RDONLY, 0); +} + +#endif + +#if defined(_WIN32) || defined(WIN32) +#ifndef STRICT +#define STRICT +#endif +#define WIN32_LEAN_AND_MEAN +#include <windows.h> + +#if defined(HAVE_DLOPEN_COMPAT) +void *dlopen(const char *path, int mode) +{ + JIM_NOTUSED(mode); + + return (void *)LoadLibraryA(path); +} + +int dlclose(void *handle) +{ + FreeLibrary((HANDLE)handle); + return 0; +} + +void *dlsym(void *handle, const char *symbol) +{ + return GetProcAddress((HMODULE)handle, symbol); +} + +char *dlerror(void) +{ + static char msg[121]; + FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, GetLastError(), + LANG_NEUTRAL, msg, sizeof(msg) - 1, NULL); + return msg; +} +#endif + +#ifdef _MSC_VER + +#include <sys/timeb.h> + + +int gettimeofday(struct timeval *tv, void *unused) +{ + struct _timeb tb; + + _ftime(&tb); + tv->tv_sec = tb.time; + tv->tv_usec = tb.millitm * 1000; + + return 0; +} + + +DIR *opendir(const char *name) +{ + DIR *dir = 0; + + if (name && name[0]) { + size_t base_length = strlen(name); + const char *all = + strchr("/\\", name[base_length - 1]) ? "*" : "/*"; + + if ((dir = (DIR *) Jim_Alloc(sizeof *dir)) != 0 && + (dir->name = (char *)Jim_Alloc(base_length + strlen(all) + 1)) != 0) { + strcat(strcpy(dir->name, name), all); + + if ((dir->handle = (long)_findfirst(dir->name, &dir->info)) != -1) + dir->result.d_name = 0; + else { + Jim_Free(dir->name); + Jim_Free(dir); + dir = 0; + } + } + else { + Jim_Free(dir); + dir = 0; + errno = ENOMEM; + } + } + else { + errno = EINVAL; + } + return dir; +} + +int closedir(DIR * dir) +{ + int result = -1; + + if (dir) { + if (dir->handle != -1) + result = _findclose(dir->handle); + Jim_Free(dir->name); + Jim_Free(dir); + } + if (result == -1) + errno = EBADF; + return result; +} + +struct dirent *readdir(DIR * dir) +{ + struct dirent *result = 0; + + if (dir && dir->handle != -1) { + if (!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1) { + result = &dir->result; + result->d_name = dir->info.name; + } + } + else { + errno = EBADF; + } + return result; +} +#endif +#endif +#include <stdio.h> +#include <signal.h> + + + + + + +#ifndef SIGPIPE +#define SIGPIPE 13 +#endif +#ifndef SIGINT +#define SIGINT 2 +#endif + +const char *Jim_SignalId(int sig) +{ + static char buf[10]; + switch (sig) { + case SIGINT: return "SIGINT"; + case SIGPIPE: return "SIGPIPE"; + + } + snprintf(buf, sizeof(buf), "%d", sig); + return buf; +} +#ifndef JIM_BOOTSTRAP_LIB_ONLY +#include <errno.h> +#include <string.h> +#include <stdio.h> + + +#ifdef USE_LINENOISE +#ifdef HAVE_UNISTD_H + #include <unistd.h> +#endif +#ifdef HAVE_SYS_STAT_H + #include <sys/stat.h> +#endif +#include "linenoise.h" +#else +#define MAX_LINE_LEN 512 +#endif + +#ifdef USE_LINENOISE +struct JimCompletionInfo { + Jim_Interp *interp; + Jim_Obj *completion_command; + Jim_Obj *hints_command; + +}; + +static struct JimCompletionInfo *JimGetCompletionInfo(Jim_Interp *interp); +static void JimCompletionCallback(const char *prefix, linenoiseCompletions *comp, void *userdata); +static const char completion_callback_assoc_key[] = "interactive-completion"; +static char *JimHintsCallback(const char *prefix, int *color, int *bold, void *userdata); +static void JimFreeHintsCallback(void *hint, void *userdata); +#endif + +char *Jim_HistoryGetline(Jim_Interp *interp, const char *prompt) +{ +#ifdef USE_LINENOISE + struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp); + char *result; + Jim_Obj *objPtr; + long mlmode = 0; + if (compinfo->completion_command) { + linenoiseSetCompletionCallback(JimCompletionCallback, compinfo); + } + if (compinfo->hints_command) { + linenoiseSetHintsCallback(JimHintsCallback, compinfo); + linenoiseSetFreeHintsCallback(JimFreeHintsCallback); + } + objPtr = Jim_GetVariableStr(interp, "history::multiline", JIM_NONE); + if (objPtr && Jim_GetLong(interp, objPtr, &mlmode) == JIM_NONE) { + linenoiseSetMultiLine(mlmode); + } + + result = linenoise(prompt); + + linenoiseSetCompletionCallback(NULL, NULL); + linenoiseSetHintsCallback(NULL, NULL); + linenoiseSetFreeHintsCallback(NULL); + return result; +#else + int len; + char *line = Jim_Alloc(MAX_LINE_LEN); + + fputs(prompt, stdout); + fflush(stdout); + + if (fgets(line, MAX_LINE_LEN, stdin) == NULL) { + Jim_Free(line); + return NULL; + } + len = strlen(line); + if (len && line[len - 1] == '\n') { + line[len - 1] = '\0'; + } + return line; +#endif +} + +void Jim_HistoryLoad(const char *filename) +{ +#ifdef USE_LINENOISE + linenoiseHistoryLoad(filename); +#endif +} + +void Jim_HistoryAdd(const char *line) +{ +#ifdef USE_LINENOISE + linenoiseHistoryAdd(line); +#endif +} + +void Jim_HistorySave(const char *filename) +{ +#ifdef USE_LINENOISE +#ifdef HAVE_UMASK + mode_t mask; + + mask = umask(S_IXUSR | S_IRWXG | S_IRWXO); +#endif + linenoiseHistorySave(filename); +#ifdef HAVE_UMASK + umask(mask); +#endif +#endif +} + +void Jim_HistoryShow(void) +{ +#ifdef USE_LINENOISE + + int i; + int len; + char **history = linenoiseHistory(&len); + for (i = 0; i < len; i++) { + printf("%4d %s\n", i + 1, history[i]); + } +#endif +} + +void Jim_HistorySetMaxLen(int length) +{ +#ifdef USE_LINENOISE + linenoiseHistorySetMaxLen(length); +#endif +} + +int Jim_HistoryGetMaxLen(void) +{ +#ifdef USE_LINENOISE + return linenoiseHistoryGetMaxLen(); +#endif + return 0; +} + +#ifdef USE_LINENOISE +static void JimCompletionCallback(const char *prefix, linenoiseCompletions *comp, void *userdata) +{ + struct JimCompletionInfo *info = (struct JimCompletionInfo *)userdata; + Jim_Obj *objv[2]; + int ret; + + objv[0] = info->completion_command; + objv[1] = Jim_NewStringObj(info->interp, prefix, -1); + + ret = Jim_EvalObjVector(info->interp, 2, objv); + + + if (ret == JIM_OK) { + int i; + Jim_Obj *listObj = Jim_GetResult(info->interp); + int len = Jim_ListLength(info->interp, listObj); + for (i = 0; i < len; i++) { + linenoiseAddCompletion(comp, Jim_String(Jim_ListGetIndex(info->interp, listObj, i))); + } + } +} + +static char *JimHintsCallback(const char *prefix, int *color, int *bold, void *userdata) +{ + struct JimCompletionInfo *info = (struct JimCompletionInfo *)userdata; + Jim_Obj *objv[2]; + int ret; + char *result = NULL; + + objv[0] = info->hints_command; + objv[1] = Jim_NewStringObj(info->interp, prefix, -1); + + ret = Jim_EvalObjVector(info->interp, 2, objv); + + + if (ret == JIM_OK) { + Jim_Obj *listObj = Jim_GetResult(info->interp); + Jim_IncrRefCount(listObj); + + int len = Jim_ListLength(info->interp, listObj); + if (len >= 1) { + long x; + result = Jim_StrDup(Jim_String(Jim_ListGetIndex(info->interp, listObj, 0))); + if (len >= 2 && Jim_GetLong(info->interp, Jim_ListGetIndex(info->interp, listObj, 1), &x) == JIM_OK) { + *color = x; + } + if (len >= 3 && Jim_GetLong(info->interp, Jim_ListGetIndex(info->interp, listObj, 2), &x) == JIM_OK) { + *bold = x; + } + } + Jim_DecrRefCount(info->interp, listObj); + } + return result; +} + +static void JimFreeHintsCallback(void *hint, void *userdata) +{ + Jim_Free(hint); +} + +static void JimHistoryFreeCompletion(Jim_Interp *interp, void *data) +{ + struct JimCompletionInfo *compinfo = data; + + if (compinfo->completion_command) { + Jim_DecrRefCount(interp, compinfo->completion_command); + } + if (compinfo->hints_command) { + Jim_DecrRefCount(interp, compinfo->hints_command); + } + + Jim_Free(compinfo); +} + +static struct JimCompletionInfo *JimGetCompletionInfo(Jim_Interp *interp) +{ + struct JimCompletionInfo *compinfo = Jim_GetAssocData(interp, completion_callback_assoc_key); + if (compinfo == NULL) { + compinfo = Jim_Alloc(sizeof(*compinfo)); + compinfo->interp = interp; + compinfo->completion_command = NULL; + compinfo->hints_command = NULL; + Jim_SetAssocData(interp, completion_callback_assoc_key, JimHistoryFreeCompletion, compinfo); + } + return compinfo; +} +#endif + +void Jim_HistorySetCompletion(Jim_Interp *interp, Jim_Obj *completionCommandObj) +{ +#ifdef USE_LINENOISE + struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp); + + if (completionCommandObj) { + + Jim_IncrRefCount(completionCommandObj); + } + if (compinfo->completion_command) { + Jim_DecrRefCount(interp, compinfo->completion_command); + } + compinfo->completion_command = completionCommandObj; +#endif +} + +void Jim_HistorySetHints(Jim_Interp *interp, Jim_Obj *hintsCommandObj) +{ +#ifdef USE_LINENOISE + struct JimCompletionInfo *compinfo = JimGetCompletionInfo(interp); + + if (hintsCommandObj) { + + Jim_IncrRefCount(hintsCommandObj); + } + if (compinfo->hints_command) { + Jim_DecrRefCount(interp, compinfo->hints_command); + } + compinfo->hints_command = hintsCommandObj; +#endif +} + +int Jim_InteractivePrompt(Jim_Interp *interp) +{ + int retcode = JIM_OK; + char *history_file = NULL; +#ifdef USE_LINENOISE + const char *home; + + home = getenv("HOME"); + if (home && isatty(STDIN_FILENO)) { + int history_len = strlen(home) + sizeof("/.jim_history"); + history_file = Jim_Alloc(history_len); + snprintf(history_file, history_len, "%s/.jim_history", home); + Jim_HistoryLoad(history_file); + } + + Jim_HistorySetCompletion(interp, Jim_NewStringObj(interp, "tcl::autocomplete", -1)); + Jim_HistorySetHints(interp, Jim_NewStringObj(interp, "tcl::stdhint", -1)); +#endif + + printf("Welcome to Jim version %d.%d\n", + JIM_VERSION / 100, JIM_VERSION % 100); + Jim_SetVariableStrWithStr(interp, JIM_INTERACTIVE, "1"); + + while (1) { + Jim_Obj *scriptObjPtr; + const char *result; + int reslen; + char prompt[20]; + + if (retcode != JIM_OK) { + const char *retcodestr = Jim_ReturnCode(retcode); + + if (*retcodestr == '?') { + snprintf(prompt, sizeof(prompt) - 3, "[%d] . ", retcode); + } + else { + snprintf(prompt, sizeof(prompt) - 3, "[%s] . ", retcodestr); + } + } + else { + strcpy(prompt, ". "); + } + + scriptObjPtr = Jim_NewStringObj(interp, "", 0); + Jim_IncrRefCount(scriptObjPtr); + while (1) { + char state; + char *line; + + line = Jim_HistoryGetline(interp, prompt); + if (line == NULL) { + if (errno == EINTR) { + continue; + } + Jim_DecrRefCount(interp, scriptObjPtr); + retcode = JIM_OK; + goto out; + } + if (Jim_Length(scriptObjPtr) != 0) { + + Jim_AppendString(interp, scriptObjPtr, "\n", 1); + } + Jim_AppendString(interp, scriptObjPtr, line, -1); + Jim_Free(line); + if (Jim_ScriptIsComplete(interp, scriptObjPtr, &state)) + break; + + snprintf(prompt, sizeof(prompt), "%c> ", state); + } +#ifdef USE_LINENOISE + if (strcmp(Jim_String(scriptObjPtr), "h") == 0) { + + Jim_HistoryShow(); + Jim_DecrRefCount(interp, scriptObjPtr); + continue; + } + + Jim_HistoryAdd(Jim_String(scriptObjPtr)); + if (history_file) { + Jim_HistorySave(history_file); + } +#endif + retcode = Jim_EvalObj(interp, scriptObjPtr); + Jim_DecrRefCount(interp, scriptObjPtr); + + if (retcode == JIM_EXIT) { + break; + } + if (retcode == JIM_ERR) { + Jim_MakeErrorMessage(interp); + } + result = Jim_GetString(Jim_GetResult(interp), &reslen); + if (reslen) { + if (fwrite(result, reslen, 1, stdout) == 0) { + + } + putchar('\n'); + } + } + out: + Jim_Free(history_file); + + return retcode; +} + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + + +extern int Jim_initjimshInit(Jim_Interp *interp); + +static void JimSetArgv(Jim_Interp *interp, int argc, char *const argv[]) +{ + int n; + Jim_Obj *listObj = Jim_NewListObj(interp, NULL, 0); + + + for (n = 0; n < argc; n++) { + Jim_Obj *obj = Jim_NewStringObj(interp, argv[n], -1); + + Jim_ListAppendElement(interp, listObj, obj); + } + + Jim_SetVariableStr(interp, "argv", listObj); + Jim_SetVariableStr(interp, "argc", Jim_NewIntObj(interp, argc)); +} + +static void JimPrintErrorMessage(Jim_Interp *interp) +{ + Jim_MakeErrorMessage(interp); + fprintf(stderr, "%s\n", Jim_String(Jim_GetResult(interp))); +} + +void usage(const char* executable_name) +{ + printf("jimsh version %d.%d\n", JIM_VERSION / 100, JIM_VERSION % 100); + printf("Usage: %s\n", executable_name); + printf("or : %s [options] [filename]\n", executable_name); + printf("\n"); + printf("Without options: Interactive mode\n"); + printf("\n"); + printf("Options:\n"); + printf(" --version : prints the version string\n"); + printf(" --help : prints this text\n"); + printf(" -e CMD : executes command CMD\n"); + printf(" NOTE: all subsequent options will be passed as arguments to the command\n"); + printf(" [filename|-] : executes the script contained in the named file, or from stdin if \"-\"\n"); + printf(" NOTE: all subsequent options will be passed to the script\n\n"); +} + +int main(int argc, char *const argv[]) +{ + int retcode; + Jim_Interp *interp; + char *const orig_argv0 = argv[0]; + + + if (argc > 1 && strcmp(argv[1], "--version") == 0) { + printf("%d.%d\n", JIM_VERSION / 100, JIM_VERSION % 100); + return 0; + } + else if (argc > 1 && strcmp(argv[1], "--help") == 0) { + usage(argv[0]); + return 0; + } + + + interp = Jim_CreateInterp(); + Jim_RegisterCoreCommands(interp); + + + if (Jim_InitStaticExtensions(interp) != JIM_OK) { + JimPrintErrorMessage(interp); + } + + Jim_SetVariableStrWithStr(interp, "jim::argv0", orig_argv0); + Jim_SetVariableStrWithStr(interp, JIM_INTERACTIVE, argc == 1 ? "1" : "0"); +#ifdef USE_LINENOISE + Jim_SetVariableStrWithStr(interp, "jim::lineedit", "1"); +#else + Jim_SetVariableStrWithStr(interp, "jim::lineedit", "0"); +#endif + retcode = Jim_initjimshInit(interp); + + if (argc == 1) { + + if (retcode == JIM_ERR) { + JimPrintErrorMessage(interp); + } + if (retcode != JIM_EXIT) { + JimSetArgv(interp, 0, NULL); + if (!isatty(STDIN_FILENO)) { + + goto eval_stdin; + } + retcode = Jim_InteractivePrompt(interp); + } + } + else { + + if (argc > 2 && strcmp(argv[1], "-e") == 0) { + + JimSetArgv(interp, argc - 3, argv + 3); + retcode = Jim_Eval(interp, argv[2]); + if (retcode != JIM_ERR) { + int len; + const char *msg = Jim_GetString(Jim_GetResult(interp), &len); + if (fwrite(msg, len, 1, stdout) == 0) { + + } + putchar('\n'); + } + } + else { + Jim_SetVariableStr(interp, "argv0", Jim_NewStringObj(interp, argv[1], -1)); + JimSetArgv(interp, argc - 2, argv + 2); + if (strcmp(argv[1], "-") == 0) { +eval_stdin: + retcode = Jim_Eval(interp, "eval [info source [stdin read] stdin 1]"); + } else { + retcode = Jim_EvalFile(interp, argv[1]); + } + } + if (retcode == JIM_ERR) { + JimPrintErrorMessage(interp); + } + } + if (retcode == JIM_EXIT) { + retcode = Jim_GetExitCode(interp); + } + else if (retcode == JIM_ERR) { + retcode = 1; + } + else { + retcode = 0; + } + Jim_FreeInterp(interp); + return retcode; +} +#endif