2 ** $Id: lstring.h,v 1.61 2015/11/03 15:36:01 roberto Exp $
3 ** String table (keep all strings handled by Lua)
4 ** See Copyright Notice in lua.h
15 #define sizelstring(l) (sizeof(union UTString) + ((l) + 1) * sizeof(char))
17 #define sizeludata(l) (sizeof(union UUdata) + (l))
18 #define sizeudata(u) sizeludata((u)->len)
20 #define luaS_newliteral(L, s) (luaS_newlstr(L, "" s, \
21 (sizeof(s)/sizeof(char))-1))
25 ** test whether a string is a reserved word
27 #define isreserved(s) ((s)->tt == LUA_TSHRSTR && (s)->extra > 0)
31 ** equality for short strings, which are always internalized
33 #define eqshrstr(a,b) check_exp((a)->tt == LUA_TSHRSTR, (a) == (b))
36 LUAI_FUNC unsigned int luaS_hash (const char *str, size_t l, unsigned int seed);
37 LUAI_FUNC unsigned int luaS_hashlongstr (TString *ts);
38 LUAI_FUNC int luaS_eqlngstr (TString *a, TString *b);
39 LUAI_FUNC void luaS_resize (lua_State *L, int newsize);
40 LUAI_FUNC void luaS_clearcache (global_State *g);
41 LUAI_FUNC void luaS_init (lua_State *L);
42 LUAI_FUNC void luaS_remove (lua_State *L, TString *ts);
43 LUAI_FUNC Udata *luaS_newudata (lua_State *L, size_t s);
44 LUAI_FUNC TString *luaS_newlstr (lua_State *L, const char *str, size_t l);
45 LUAI_FUNC TString *luaS_new (lua_State *L, const char *str);
46 LUAI_FUNC TString *luaS_createlngstrobj (lua_State *L, size_t l);