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* check metatable not found

This commit is contained in:
YuLei Liao 2011-12-08 00:31:16 +08:00
parent aa0251bcef
commit 7ecd0d2fab
1 changed files with 4 additions and 0 deletions
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4
lua/tolua/tolua_push.c
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@ -56,6 +56,10 @@ TOLUA_API void tolua_pushusertype (lua_State* L, void* value, const char* type)
else else
{ {
luaL_getmetatable(L, type); /* stack: mt */ luaL_getmetatable(L, type); /* stack: mt */
if (lua_isnil(L, -1)) { /* NOT FOUND metatable */
lua_pop(L, 1);
return;
}
lua_pushstring(L,"tolua_ubox"); lua_pushstring(L,"tolua_ubox");
lua_rawget(L,-2); /* stack: mt ubox */ lua_rawget(L,-2); /* stack: mt ubox */
if (lua_isnil(L, -1)) { if (lua_isnil(L, -1)) {