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annotate third_party/luajit/src/lib_aux.c @ 279:b3b547563ec7

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Add Google connector service and agent wiki Implement the C/Seobeo Google Drive and Gmail connector with encrypted OAuth storage, Zenbu authentication, browser testing, AI tool discovery, chunked HTTP decoding, and Bazel coverage. Consolidate repository guidance into progressive wiki documentation and enforce arena-first allocation for new first-party C code. Co-authored-by: Copilot <[email protected]> Copilot-Session: 84c338fd-0939-4bb3-b7f3-1062eb213e5d
author MrJuneJune <me@mrjunejune.com>
date Mon, 17 Aug 2026 22:22:36 -0700
parents 94705b5986b3
children
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178
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1 /*
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2 ** Auxiliary library for the Lua/C API.
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3 ** Copyright (C) 2005-2023 Mike Pall. See Copyright Notice in luajit.h
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4 **
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5 ** Major parts taken verbatim or adapted from the Lua interpreter.
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6 ** Copyright (C) 1994-2008 Lua.org, PUC-Rio. See Copyright Notice in lua.h
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7 */
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8
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9 #include <errno.h>
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10 #include <stdarg.h>
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11 #include <stdio.h>
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12
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13 #define lib_aux_c
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14 #define LUA_LIB
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15
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16 #include "lua.h"
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17 #include "lauxlib.h"
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18
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19 #include "lj_obj.h"
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20 #include "lj_err.h"
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21 #include "lj_state.h"
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22 #include "lj_trace.h"
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23 #include "lj_lib.h"
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24 #include "lj_vmevent.h"
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25
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26 #if LJ_TARGET_POSIX
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27 #include <sys/wait.h>
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28 #endif
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29
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30 /* -- I/O error handling -------------------------------------------------- */
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31
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32 LUALIB_API int luaL_fileresult(lua_State *L, int stat, const char *fname)
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33 {
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34 if (stat) {
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35 setboolV(L->top++, 1);
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36 return 1;
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37 } else {
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38 int en = errno; /* Lua API calls may change this value. */
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39 setnilV(L->top++);
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40 if (fname)
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41 lua_pushfstring(L, "%s: %s", fname, strerror(en));
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42 else
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43 lua_pushfstring(L, "%s", strerror(en));
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44 setintV(L->top++, en);
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45 lj_trace_abort(G(L));
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46 return 3;
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47 }
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48 }
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49
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50 LUALIB_API int luaL_execresult(lua_State *L, int stat)
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51 {
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52 if (stat != -1) {
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53 #if LJ_TARGET_POSIX
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54 if (WIFSIGNALED(stat)) {
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55 stat = WTERMSIG(stat);
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56 setnilV(L->top++);
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57 lua_pushliteral(L, "signal");
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58 } else {
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59 if (WIFEXITED(stat))
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60 stat = WEXITSTATUS(stat);
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61 if (stat == 0)
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62 setboolV(L->top++, 1);
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63 else
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64 setnilV(L->top++);
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65 lua_pushliteral(L, "exit");
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66 }
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67 #else
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68 if (stat == 0)
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69 setboolV(L->top++, 1);
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70 else
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71 setnilV(L->top++);
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72 lua_pushliteral(L, "exit");
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73 #endif
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74 setintV(L->top++, stat);
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75 return 3;
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76 }
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77 return luaL_fileresult(L, 0, NULL);
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78 }
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79
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80 /* -- Module registration ------------------------------------------------- */
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81
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82 LUALIB_API const char *luaL_findtable(lua_State *L, int idx,
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83 const char *fname, int szhint)
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84 {
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85 const char *e;
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86 lua_pushvalue(L, idx);
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87 do {
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88 e = strchr(fname, '.');
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89 if (e == NULL) e = fname + strlen(fname);
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90 lua_pushlstring(L, fname, (size_t)(e - fname));
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91 lua_rawget(L, -2);
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92 if (lua_isnil(L, -1)) { /* no such field? */
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93 lua_pop(L, 1); /* remove this nil */
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94 lua_createtable(L, 0, (*e == '.' ? 1 : szhint)); /* new table for field */
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95 lua_pushlstring(L, fname, (size_t)(e - fname));
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96 lua_pushvalue(L, -2);
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97 lua_settable(L, -4); /* set new table into field */
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98 } else if (!lua_istable(L, -1)) { /* field has a non-table value? */
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99 lua_pop(L, 2); /* remove table and value */
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100 return fname; /* return problematic part of the name */
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101 }
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102 lua_remove(L, -2); /* remove previous table */
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103 fname = e + 1;
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104 } while (*e == '.');
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105 return NULL;
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106 }
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107
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108 static int libsize(const luaL_Reg *l)
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109 {
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110 int size = 0;
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111 for (; l && l->name; l++) size++;
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112 return size;
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113 }
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114
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115 LUALIB_API void luaL_pushmodule(lua_State *L, const char *modname, int sizehint)
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116 {
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117 luaL_findtable(L, LUA_REGISTRYINDEX, "_LOADED", 16);
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118 lua_getfield(L, -1, modname);
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119 if (!lua_istable(L, -1)) {
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120 lua_pop(L, 1);
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121 if (luaL_findtable(L, LUA_GLOBALSINDEX, modname, sizehint) != NULL)
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122 lj_err_callerv(L, LJ_ERR_BADMODN, modname);
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123 lua_pushvalue(L, -1);
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124 lua_setfield(L, -3, modname); /* _LOADED[modname] = new table. */
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125 }
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126 lua_remove(L, -2); /* Remove _LOADED table. */
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127 }
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128
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129 LUALIB_API void luaL_openlib(lua_State *L, const char *libname,
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
130 const luaL_Reg *l, int nup)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
131 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
132 lj_lib_checkfpu(L);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
133 if (libname) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
134 luaL_pushmodule(L, libname, libsize(l));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
135 lua_insert(L, -(nup + 1)); /* Move module table below upvalues. */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
136 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
137 if (l)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
138 luaL_setfuncs(L, l, nup);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
139 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
140 lua_pop(L, nup); /* Remove upvalues. */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
141 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
142
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
143 LUALIB_API void luaL_register(lua_State *L, const char *libname,
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
144 const luaL_Reg *l)
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
145 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
146 luaL_openlib(L, libname, l, 0);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
147 }
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MrJuneJune <me@mrjunejune.com>
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diff changeset
148
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
149 LUALIB_API void luaL_setfuncs(lua_State *L, const luaL_Reg *l, int nup)
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parents:
diff changeset
150 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
151 luaL_checkstack(L, nup, "too many upvalues");
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
152 for (; l->name; l++) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
153 int i;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
154 for (i = 0; i < nup; i++) /* Copy upvalues to the top. */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
155 lua_pushvalue(L, -nup);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
156 lua_pushcclosure(L, l->func, nup);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
157 lua_setfield(L, -(nup + 2), l->name);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
158 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
159 lua_pop(L, nup); /* Remove upvalues. */
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
160 }
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
161
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
162 LUALIB_API const char *luaL_gsub(lua_State *L, const char *s,
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
163 const char *p, const char *r)
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MrJuneJune <me@mrjunejune.com>
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diff changeset
164 {
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MrJuneJune <me@mrjunejune.com>
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diff changeset
165 const char *wild;
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MrJuneJune <me@mrjunejune.com>
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diff changeset
166 size_t l = strlen(p);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
167 luaL_Buffer b;
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MrJuneJune <me@mrjunejune.com>
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diff changeset
168 luaL_buffinit(L, &b);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
169 while ((wild = strstr(s, p)) != NULL) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
170 luaL_addlstring(&b, s, (size_t)(wild - s)); /* push prefix */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
171 luaL_addstring(&b, r); /* push replacement in place of pattern */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
172 s = wild + l; /* continue after `p' */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
173 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
174 luaL_addstring(&b, s); /* push last suffix */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
175 luaL_pushresult(&b);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
176 return lua_tostring(L, -1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
177 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
178
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
179 /* -- Buffer handling ----------------------------------------------------- */
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
180
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
181 #define bufflen(B) ((size_t)((B)->p - (B)->buffer))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
182 #define bufffree(B) ((size_t)(LUAL_BUFFERSIZE - bufflen(B)))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
183
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
184 static int emptybuffer(luaL_Buffer *B)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
185 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
186 size_t l = bufflen(B);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
187 if (l == 0)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
188 return 0; /* put nothing on stack */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
189 lua_pushlstring(B->L, B->buffer, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
190 B->p = B->buffer;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
191 B->lvl++;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
192 return 1;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
193 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
194
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
195 static void adjuststack(luaL_Buffer *B)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
196 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
197 if (B->lvl > 1) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
198 lua_State *L = B->L;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
199 int toget = 1; /* number of levels to concat */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
200 size_t toplen = lua_strlen(L, -1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
201 do {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
202 size_t l = lua_strlen(L, -(toget+1));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
203 if (!(B->lvl - toget + 1 >= LUA_MINSTACK/2 || toplen > l))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
204 break;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
205 toplen += l;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
206 toget++;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
207 } while (toget < B->lvl);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
208 lua_concat(L, toget);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
209 B->lvl = B->lvl - toget + 1;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
210 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
211 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
212
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
213 LUALIB_API char *luaL_prepbuffer(luaL_Buffer *B)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
214 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
215 if (emptybuffer(B))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
216 adjuststack(B);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
217 return B->buffer;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
218 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
219
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
220 LUALIB_API void luaL_addlstring(luaL_Buffer *B, const char *s, size_t l)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
221 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
222 if (l <= bufffree(B)) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
223 memcpy(B->p, s, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
224 B->p += l;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
225 } else {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
226 emptybuffer(B);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
227 lua_pushlstring(B->L, s, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
228 B->lvl++;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
229 adjuststack(B);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
230 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
231 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
232
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
233 LUALIB_API void luaL_addstring(luaL_Buffer *B, const char *s)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
234 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
235 luaL_addlstring(B, s, strlen(s));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
236 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
237
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
238 LUALIB_API void luaL_pushresult(luaL_Buffer *B)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
239 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
240 emptybuffer(B);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
241 lua_concat(B->L, B->lvl);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
242 B->lvl = 1;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
243 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
244
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
245 LUALIB_API void luaL_addvalue(luaL_Buffer *B)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
246 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
247 lua_State *L = B->L;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
248 size_t vl;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
249 const char *s = lua_tolstring(L, -1, &vl);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
250 if (vl <= bufffree(B)) { /* fit into buffer? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
251 memcpy(B->p, s, vl); /* put it there */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
252 B->p += vl;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
253 lua_pop(L, 1); /* remove from stack */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
254 } else {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
255 if (emptybuffer(B))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
256 lua_insert(L, -2); /* put buffer before new value */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
257 B->lvl++; /* add new value into B stack */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
258 adjuststack(B);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
259 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
260 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
261
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
262 LUALIB_API void luaL_buffinit(lua_State *L, luaL_Buffer *B)
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diff changeset
263 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
264 B->L = L;
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diff changeset
265 B->p = B->buffer;
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diff changeset
266 B->lvl = 0;
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diff changeset
267 }
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diff changeset
268
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
269 /* -- Reference management ------------------------------------------------ */
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diff changeset
270
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271 #define FREELIST_REF 0
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272
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diff changeset
273 /* Convert a stack index to an absolute index. */
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diff changeset
274 #define abs_index(L, i) \
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275 ((i) > 0 || (i) <= LUA_REGISTRYINDEX ? (i) : lua_gettop(L) + (i) + 1)
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276
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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277 LUALIB_API int luaL_ref(lua_State *L, int t)
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278 {
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diff changeset
279 int ref;
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280 t = abs_index(L, t);
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281 if (lua_isnil(L, -1)) {
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282 lua_pop(L, 1); /* remove from stack */
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283 return LUA_REFNIL; /* `nil' has a unique fixed reference */
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284 }
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285 lua_rawgeti(L, t, FREELIST_REF); /* get first free element */
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286 ref = (int)lua_tointeger(L, -1); /* ref = t[FREELIST_REF] */
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287 lua_pop(L, 1); /* remove it from stack */
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diff changeset
288 if (ref != 0) { /* any free element? */
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289 lua_rawgeti(L, t, ref); /* remove it from list */
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290 lua_rawseti(L, t, FREELIST_REF); /* (t[FREELIST_REF] = t[ref]) */
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291 } else { /* no free elements */
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292 ref = (int)lua_objlen(L, t);
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diff changeset
293 ref++; /* create new reference */
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diff changeset
294 }
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diff changeset
295 lua_rawseti(L, t, ref);
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296 return ref;
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297 }
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298
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299 LUALIB_API void luaL_unref(lua_State *L, int t, int ref)
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300 {
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diff changeset
301 if (ref >= 0) {
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diff changeset
302 t = abs_index(L, t);
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diff changeset
303 lua_rawgeti(L, t, FREELIST_REF);
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304 lua_rawseti(L, t, ref); /* t[ref] = t[FREELIST_REF] */
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305 lua_pushinteger(L, ref);
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diff changeset
306 lua_rawseti(L, t, FREELIST_REF); /* t[FREELIST_REF] = ref */
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diff changeset
307 }
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diff changeset
308 }
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diff changeset
309
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
310 /* -- Default allocator and panic function -------------------------------- */
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diff changeset
311
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312 static int panic(lua_State *L)
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diff changeset
313 {
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diff changeset
314 const char *s = lua_tostring(L, -1);
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315 fputs("PANIC: unprotected error in call to Lua API (", stderr);
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316 fputs(s ? s : "?", stderr);
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diff changeset
317 fputc(')', stderr); fputc('\n', stderr);
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diff changeset
318 fflush(stderr);
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319 return 0;
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320 }
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diff changeset
321
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
322 #ifndef LUAJIT_DISABLE_VMEVENT
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diff changeset
323 static int error_finalizer(lua_State *L)
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diff changeset
324 {
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diff changeset
325 const char *s = lua_tostring(L, -1);
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diff changeset
326 fputs("ERROR in finalizer: ", stderr);
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diff changeset
327 fputs(s ? s : "?", stderr);
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diff changeset
328 fputc('\n', stderr);
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diff changeset
329 fflush(stderr);
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diff changeset
330 return 0;
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parents:
diff changeset
331 }
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diff changeset
332 #endif
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diff changeset
333
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
334 #ifdef LUAJIT_USE_SYSMALLOC
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335
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diff changeset
336 #if LJ_64 && !LJ_GC64 && !defined(LUAJIT_USE_VALGRIND)
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diff changeset
337 #error "Must use builtin allocator for 64 bit target"
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diff changeset
338 #endif
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diff changeset
339
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diff changeset
340 static void *mem_alloc(void *ud, void *ptr, size_t osize, size_t nsize)
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diff changeset
341 {
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diff changeset
342 (void)ud;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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diff changeset
343 (void)osize;
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
344 if (nsize == 0) {
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
345 free(ptr);
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diff changeset
346 return NULL;
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parents:
diff changeset
347 } else {
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parents:
diff changeset
348 return realloc(ptr, nsize);
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parents:
diff changeset
349 }
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parents:
diff changeset
350 }
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diff changeset
351
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diff changeset
352 LUALIB_API lua_State *luaL_newstate(void)
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parents:
diff changeset
353 {
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diff changeset
354 lua_State *L = lua_newstate(mem_alloc, NULL);
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diff changeset
355 if (L) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
356 G(L)->panic = panic;
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diff changeset
357 #ifndef LUAJIT_DISABLE_VMEVENT
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diff changeset
358 luaL_findtable(L, LUA_REGISTRYINDEX, LJ_VMEVENTS_REGKEY, LJ_VMEVENTS_HSIZE);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
359 lua_pushcfunction(L, error_finalizer);
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diff changeset
360 lua_rawseti(L, -2, VMEVENT_HASH(LJ_VMEVENT_ERRFIN));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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diff changeset
361 G(L)->vmevmask = VMEVENT_MASK(LJ_VMEVENT_ERRFIN);
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parents:
diff changeset
362 L->top--;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
363 #endif
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
364 }
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parents:
diff changeset
365 return L;
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parents:
diff changeset
366 }
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diff changeset
367
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
368 #else
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diff changeset
369
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diff changeset
370 LUALIB_API lua_State *luaL_newstate(void)
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parents:
diff changeset
371 {
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diff changeset
372 lua_State *L;
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diff changeset
373 #if LJ_64 && !LJ_GC64
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diff changeset
374 L = lj_state_newstate(LJ_ALLOCF_INTERNAL, NULL);
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diff changeset
375 #else
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parents:
diff changeset
376 L = lua_newstate(LJ_ALLOCF_INTERNAL, NULL);
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parents:
diff changeset
377 #endif
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
378 if (L) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
379 G(L)->panic = panic;
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parents:
diff changeset
380 #ifndef LUAJIT_DISABLE_VMEVENT
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diff changeset
381 luaL_findtable(L, LUA_REGISTRYINDEX, LJ_VMEVENTS_REGKEY, LJ_VMEVENTS_HSIZE);
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parents:
diff changeset
382 lua_pushcfunction(L, error_finalizer);
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parents:
diff changeset
383 lua_rawseti(L, -2, VMEVENT_HASH(LJ_VMEVENT_ERRFIN));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
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parents:
diff changeset
384 G(L)->vmevmask = VMEVENT_MASK(LJ_VMEVENT_ERRFIN);
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parents:
diff changeset
385 L->top--;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
386 #endif
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
387 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
388 return L;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
389 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
390
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
391 #if LJ_64 && !LJ_GC64
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392 LUA_API lua_State *lua_newstate(lua_Alloc f, void *ud)
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393 {
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394 UNUSED(f); UNUSED(ud);
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395 fputs("Must use luaL_newstate() for 64 bit target\n", stderr);
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396 return NULL;
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397 }
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398 #endif
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399
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400 #endif
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401