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annotate third_party/luajit/src/lj_cparse.h @ 204:e5aed6c36672

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[Notes] Added icons and updated styling a bit. Probalby usable now.
author MrJuneJune <me@mrjunejune.com>
date Sun, 15 Feb 2026 11:02:13 -0800
parents 94705b5986b3
children
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178
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1 /*
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2 ** C declaration parser.
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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
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6 #ifndef _LJ_CPARSE_H
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7 #define _LJ_CPARSE_H
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8
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9 #include "lj_obj.h"
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10 #include "lj_ctype.h"
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11
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12 #if LJ_HASFFI
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13
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14 /* C parser limits. */
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15 #define CPARSE_MAX_BUF 32768 /* Max. token buffer size. */
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16 #define CPARSE_MAX_DECLSTACK 100 /* Max. declaration stack depth. */
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17 #define CPARSE_MAX_DECLDEPTH 20 /* Max. recursive declaration depth. */
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18 #define CPARSE_MAX_PACKSTACK 7 /* Max. pack pragma stack depth. */
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19
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20 /* Flags for C parser mode. */
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21 #define CPARSE_MODE_MULTI 1 /* Process multiple declarations. */
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22 #define CPARSE_MODE_ABSTRACT 2 /* Accept abstract declarators. */
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23 #define CPARSE_MODE_DIRECT 4 /* Accept direct declarators. */
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24 #define CPARSE_MODE_FIELD 8 /* Accept field width in bits, too. */
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25 #define CPARSE_MODE_NOIMPLICIT 16 /* Reject implicit declarations. */
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26 #define CPARSE_MODE_SKIP 32 /* Skip definitions, ignore errors. */
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27
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28 typedef int CPChar; /* C parser character. Unsigned ext. from char. */
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29 typedef int CPToken; /* C parser token. */
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30
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31 /* C parser internal value representation. */
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32 typedef struct CPValue {
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33 union {
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34 int32_t i32; /* Value for CTID_INT32. */
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35 uint32_t u32; /* Value for CTID_UINT32. */
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36 };
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37 CTypeID id; /* C Type ID of the value. */
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38 } CPValue;
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39
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40 /* C parser state. */
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41 typedef struct CPState {
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42 CPChar c; /* Current character. */
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43 CPToken tok; /* Current token. */
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44 CPValue val; /* Token value. */
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45 GCstr *str; /* Interned string of identifier/keyword. */
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46 CType *ct; /* C type table entry. */
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47 const char *p; /* Current position in input buffer. */
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48 SBuf sb; /* String buffer for tokens. */
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49 lua_State *L; /* Lua state. */
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50 CTState *cts; /* C type state. */
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51 TValue *param; /* C type parameters. */
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52 const char *srcname; /* Current source name. */
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53 BCLine linenumber; /* Input line counter. */
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54 int depth; /* Recursive declaration depth. */
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55 uint32_t tmask; /* Type mask for next identifier. */
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56 uint32_t mode; /* C parser mode. */
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57 uint8_t packstack[CPARSE_MAX_PACKSTACK]; /* Stack for pack pragmas. */
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58 uint8_t curpack; /* Current position in pack pragma stack. */
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59 } CPState;
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60
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61 LJ_FUNC int lj_cparse(CPState *cp);
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62
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63 LJ_FUNC int lj_cparse_case(GCstr *str, const char *match);
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64
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65 #endif
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66
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67 #endif