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https://github.com/lua/lua
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063d4e4543
This is the first commit for the branch Lua 5.3. All source files were copied from the official distribution of 5.3.5 in the Lua site. The test files are the same of 5.3.4. The manual came from the previous RCS repository, revision 1.167.1.2.
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
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** $Id: lstring.h,v 1.61.1.1 2017/04/19 17:20:42 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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