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bug: __newindex metamethod may not work if metatable is its own

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metatable + luaV_settable does not create entry when there is a
metamethod (and therefore entry is useless)
This commit is contained in:
Roberto Ierusalimschy
2011-08-17 17:26:47 -03:00
parent 166dd0261a
commit 89b59eee73
4 changed files with 44 additions and 26 deletions
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5
ltable.h
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@@ -1,5 +1,5 @@
/*
** $Id: ltable.h,v 2.14 2010/06/25 12:18:10 roberto Exp roberto $
** $Id: ltable.h,v 2.15 2011/08/09 20:58:29 roberto Exp roberto $
** Lua tables (hash)
** See Copyright Notice in lua.h
*/
@@ -15,11 +15,14 @@
#define gval(n) (&(n)->i_val)
#define gnext(n) ((n)->i_key.nk.next)
#define invalidateTMcache(t) ((t)->flags = 0)
LUAI_FUNC const TValue *luaH_getint (Table *t, int key);
LUAI_FUNC void luaH_setint (lua_State *L, Table *t, int key, TValue *value);
LUAI_FUNC const TValue *luaH_getstr (Table *t, TString *key);
LUAI_FUNC const TValue *luaH_get (Table *t, const TValue *key);
LUAI_FUNC TValue *luaH_newkey (lua_State *L, Table *t, const TValue *key);
LUAI_FUNC TValue *luaH_set (lua_State *L, Table *t, const TValue *key);
LUAI_FUNC Table *luaH_new (lua_State *L);
LUAI_FUNC void luaH_resize (lua_State *L, Table *t, int nasize, int nhsize);