X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=theme.cpp;h=acfb27cf0f85de6a625d9d60ec7388edf7b19c7e;hb=5eb38312bd754f8542889f12786ee81a297c13f1;hp=09797a65ed7bcec0c7799743f3489128a28feacc;hpb=e9f72feac2a547baca7d58256b84264e3246132e;p=nageru

diff --git a/theme.cpp b/theme.cpp
index 09797a6..acfb27c 100644
--- a/theme.cpp
+++ b/theme.cpp
@@ -103,6 +103,11 @@ int EffectChain_add_effect(lua_State* L)
 	}
 
 	lua_settop(L, 2);  // Return the effect itself.
+
+	// Make sure Lua doesn't garbage-collect it away.
+	lua_pushvalue(L, -1);
+	luaL_ref(L, LUA_REGISTRYINDEX);  // TODO: leak?
+
 	return 1;
 }