--- a/config.h.in	Tue Nov 27 12:12:57 2012 +0200
+++ b/config.h.in	Wed Nov 28 04:27:33 2012 +0200
@@ -1,5 +1,5 @@
 
-/* Copyright 2009 Myhailo Danylenko
+/* Copyright 2009-2012 Myhailo Danylenko
 
 This file is part of mcabber-lua.
 
@@ -24,6 +24,9 @@
 // define this to enable debugging output
 #cmakedefine DEBUG
 
+// define this if you are building with lua 5.2
+#cmakedefine HAVE_LUA52
+
 // define this to enable exporting mcabber connection for lua-loudmouth
 #cmakedefine LLM_CONNECTION_ENABLE
 
@@ -38,6 +41,11 @@
 
 #define PROJECT_VERSION ( "${PROJECT_VERSION}" )
 
+#ifndef HAVE_LUA52
+#  define lua_rawlen lua_objlen
+#  define luaL_setfuncs(STATE, REGTABLE, IGZERO) luaL_register ( STATE, NULL, REGTABLE )
+#endif
+
 #ifdef DEBUG
 #  include <stdio.h>