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function "move" for tables is better implemented with some "inside

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information".
This commit is contained in:
Roberto Ierusalimschy 1999-01-04 10:54:33 -02:00
parent b94110a68f
commit b9c9ccfbb4
2 changed files with 13 additions and 2 deletions
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12
ltable.c
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@ -1,5 +1,5 @@
/*
** $Id: ltable.c,v 1.15 1998/08/11 16:38:34 roberto Exp roberto $
** $Id: ltable.c,v 1.16 1998/12/30 13:14:46 roberto Exp $
** Lua tables (hash)
** See Copyright Notice in lua.h
*/
@ -223,3 +223,13 @@ TObject *luaH_getint (Hash *t, int ref) {
return luaH_get(t, &index);
}
void luaH_move (Hash *t, int from, int to) {
TObject index;
TObject *toadd;
ttype(&index) = LUA_T_NUMBER;
nvalue(&index) = to;
toadd = luaH_set(t, &index);
nvalue(&index) = from;
*toadd = *luaH_get(t, &index);
}