Function xlua_tryget_cachedud

WebGLPlugins/xlua.c:338–348

}

LUA_API int xlua_tryget_cachedud(lua_State *L, int key, int cache_ref) {
	lua_rawgeti(L, LUA_REGISTRYINDEX, cache_ref);
	lua_rawgeti(L, -1, key);
	if (!lua_isnil(L, -1))
	{
		lua_remove(L, -2);
		return 1;
	}
	lua_pop(L, 2);
	return 0;
}

static void cacheud(lua_State *L, int key, int cache_ref) {
	lua_rawgeti(L, LUA_REGISTRYINDEX, cache_ref);