49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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** $Id: lstring.h,v 1.61 2015/11/03 15:36:01 roberto Exp $
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** String table (keep all strings handled by Lua)
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** See Copyright Notice in lua.h
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*/
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#ifndef lstring_h
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#define lstring_h
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#include "lgc.h"
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#include "lobject.h"
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#include "lstate.h"
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#define sizelstring(l) (sizeof(union UTString) + ((l) + 1) * sizeof(char))
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#define sizeludata(l) (sizeof(union UUdata) + (l))
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#define sizeudata(u) sizeludata((u)->len)
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#define luaS_newliteral(L, s) (luaS_newlstr(L, "" s, \
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(sizeof(s)/sizeof(char))-1))
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/*
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** test whether a string is a reserved word
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*/
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#define isreserved(s) ((s)->tt == LUA_TSHRSTR && (s)->extra > 0)
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/*
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** equality for short strings, which are always internalized
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*/
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#define eqshrstr(a,b) check_exp((a)->tt == LUA_TSHRSTR, (a) == (b))
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LUAI_FUNC unsigned int luaS_hash(const char* str, size_t l, unsigned int seed);
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LUAI_FUNC unsigned int luaS_hashlongstr(TString* ts);
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LUAI_FUNC int luaS_eqlngstr(TString* a, TString* b);
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LUAI_FUNC void luaS_resize(lua_State* L, int newsize);
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LUAI_FUNC void luaS_clearcache(global_State* g);
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LUAI_FUNC void luaS_init(lua_State* L);
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LUAI_FUNC void luaS_remove(lua_State* L, TString* ts);
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LUAI_FUNC Udata* luaS_newudata(lua_State* L, size_t s);
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LUAI_FUNC TString* luaS_newlstr(lua_State* L, const char* str, size_t l);
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LUAI_FUNC TString* luaS_new(lua_State* L, const char* str);
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LUAI_FUNC TString* luaS_createlngstrobj(lua_State* L, size_t l);
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#endif
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