lua

commit 49c95648a003ea75577c1292c4530cdb798eac02
parent 13ab5a6bb1258d640bda2e6d776d5a38f3fa867b
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date:   Tue,  2 Apr 2002 17:42:56 -0300

getmetatable doesn't push nil when there is no metatable

Diffstat:
M
lapi.c
 | 
8
+++-----

1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/lapi.c b/lapi.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lapi.c,v 1.180 2002/03/26 20:46:10 roberto Exp roberto $
+** $Id: lapi.c,v 1.181 2002/03/27 12:49:53 roberto Exp roberto $
 ** Lua API
 ** See Copyright Notice in lua.h
 */
@@ -416,15 +416,13 @@ LUA_API int lua_getmetatable (lua_State *L, int objindex) {
     default:
       mt = hvalue(defaultmeta(L));
   }
-  if (mt == hvalue(defaultmeta(L))) {
-    setnilvalue(L->top);
+  if (mt == hvalue(defaultmeta(L)))
     res = 0;
-  }
   else {
     sethvalue(L->top, mt);
+    api_incr_top(L);
     res = 1;
   }
-  api_incr_top(L);
   lua_unlock(L);
   return res;
 }