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first implementation of long strings

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This commit is contained in:
Roberto Ierusalimschy 2012-01-25 19:05:40 -02:00
parent 291f564485
commit a4b96ce9a3
9 changed files with 144 additions and 47 deletions
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9
lstring.h
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@ -25,15 +25,18 @@
/*
** test whether a string is a reserved word
*/
#define isreserved(s) ((s)->tsv.extra > 0)
#define isreserved(s) ((s)->tsv.tt == LUA_TSHRSTR && (s)->tsv.extra > 0)
/*
** equality for strings, which are always internalized
** equality for short strings, which are always internalized
*/
#define luaS_eqstr(a,b) ((a) == (b))
#define eqshrstr(a,b) check_exp((a)->tsv.tt == LUA_TSHRSTR, (a) == (b))
LUAI_FUNC unsigned int luaS_hash (const char *str, size_t l);
LUAI_FUNC int luaS_eqlngstr (TString *a, TString *b);
LUAI_FUNC int luaS_eqstr (TString *a, TString *b);
LUAI_FUNC void luaS_resize (lua_State *L, int newsize);
LUAI_FUNC Udata *luaS_newudata (lua_State *L, size_t s, Table *e);
LUAI_FUNC TString *luaS_newlstr (lua_State *L, const char *str, size_t l);