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C functions don't need to "pushnil" to return nil value (this is

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the default value).
This commit is contained in:
Roberto Ierusalimschy
1996-07-12 17:00:26 -03:00
parent 9a3c51cff1
commit 6dfdb76538
3 changed files with 4 additions and 21 deletions
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8
hash.c
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@@ -3,7 +3,7 @@
** hash manager for lua
*/
char *rcs_hash="$Id: hash.c,v 2.29 1996/02/14 18:25:04 roberto Exp roberto $";
char *rcs_hash="$Id: hash.c,v 2.30 1996/05/06 14:30:27 roberto Exp roberto $";
#include "mem.h"
@@ -283,17 +283,11 @@ Object *lua_hashdefine (Hash *t, Object *ref)
static void hashnext (Hash *t, int i)
{
if (i >= nhash(t))
{
lua_pushnil(); lua_pushnil();
return;
}
while (tag(ref(node(t,i))) == LUA_T_NIL || tag(val(node(t,i))) == LUA_T_NIL)
{
if (++i >= nhash(t))
{
lua_pushnil(); lua_pushnil();
return;
}
}
luaI_pushobject(ref(node(t,i)));
luaI_pushobject(val(node(t,i)));