diff options
Diffstat (limited to 'src/lua/lstring.h')
-rw-r--r-- | src/lua/lstring.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/lua/lstring.h b/src/lua/lstring.h new file mode 100644 index 0000000..a413a9d --- /dev/null +++ b/src/lua/lstring.h | |||
@@ -0,0 +1,58 @@ | |||
1 | /* | ||
2 | ** $Id: lstring.h $ | ||
3 | ** String table (keep all strings handled by Lua) | ||
4 | ** See Copyright Notice in lua.h | ||
5 | */ | ||
6 | |||
7 | #ifndef lstring_h | ||
8 | #define lstring_h | ||
9 | |||
10 | #include "lgc.h" | ||
11 | #include "lobject.h" | ||
12 | #include "lstate.h" | ||
13 | |||
14 | |||
15 | /* | ||
16 | ** Memory-allocation error message must be preallocated (it cannot | ||
17 | ** be created after memory is exhausted) | ||
18 | */ | ||
19 | #define MEMERRMSG "not enough memory" | ||
20 | |||
21 | |||
22 | /* | ||
23 | ** Size of a TString: Size of the header plus space for the string | ||
24 | ** itself (including final '\0'). | ||
25 | */ | ||
26 | #define sizelstring(l) (offsetof(TString, contents) + ((l) + 1) * sizeof(char)) | ||
27 | |||
28 | #define luaS_newliteral(L, s) (luaS_newlstr(L, "" s, \ | ||
29 | (sizeof(s)/sizeof(char))-1)) | ||
30 | |||
31 | |||
32 | /* | ||
33 | ** test whether a string is a reserved word | ||
34 | */ | ||
35 | #define isreserved(s) ((s)->tt == LUA_VSHRSTR && (s)->extra > 0) | ||
36 | |||
37 | |||
38 | /* | ||
39 | ** equality for short strings, which are always internalized | ||
40 | */ | ||
41 | #define eqshrstr(a,b) check_exp((a)->tt == LUA_VSHRSTR, (a) == (b)) | ||
42 | |||
43 | |||
44 | LUAI_FUNC unsigned int luaS_hash (const char *str, size_t l, | ||
45 | unsigned int seed, size_t step); | ||
46 | LUAI_FUNC unsigned int luaS_hashlongstr (TString *ts); | ||
47 | LUAI_FUNC int luaS_eqlngstr (TString *a, TString *b); | ||
48 | LUAI_FUNC void luaS_resize (lua_State *L, int newsize); | ||
49 | LUAI_FUNC void luaS_clearcache (global_State *g); | ||
50 | LUAI_FUNC void luaS_init (lua_State *L); | ||
51 | LUAI_FUNC void luaS_remove (lua_State *L, TString *ts); | ||
52 | LUAI_FUNC Udata *luaS_newudata (lua_State *L, size_t s, int nuvalue); | ||
53 | LUAI_FUNC TString *luaS_newlstr (lua_State *L, const char *str, size_t l); | ||
54 | LUAI_FUNC TString *luaS_new (lua_State *L, const char *str); | ||
55 | LUAI_FUNC TString *luaS_createlngstrobj (lua_State *L, size_t l); | ||
56 | |||
57 | |||
58 | #endif | ||