1 files changed, 16 insertions, 1 deletions
diff --git a/Sluift/Lua/LuaUtils.h b/Sluift/Lua/LuaUtils.h
index b87eb38..b9f5bff 100644
--- a/Sluift/Lua/LuaUtils.h
+++ b/Sluift/Lua/LuaUtils.h
@@ -1,43 +1,58 @@
 /*
  * Copyright (c) 2013 Isode Limited.
  * All rights reserved.
  * See the COPYING file for more information.
  */
 
 #pragma once
 
 #include <lua.hpp>
 #include <boost/optional.hpp>
 #include <string>
 #include <vector>
 
 #if LUA_VERSION_NUM < 502
-#define lua_pushglobaltable(L) lua_pushvalue(L, LUA_GLOBALSINDEX)
+#define lua_pushglobaltable(L)              lua_pushvalue(L, LUA_GLOBALSINDEX)
+#define lua_compare(L,idx1,idx2,LUA_OPEQ)   lua_equal(L,(idx1),(idx2))
+#define lua_rawlen(L, i)                    lua_objlen(L,(i))
+#endif
+#if LUA_VERSION_NUM >= 503
+#undef luaL_register
+#define luaL_register(L, n, l)  \
+    lua_getglobal( L, n );      \
+    if( lua_isnil( L, -1 ) )    \
+    {                           \
+        lua_pop( L, 1 );        \
+        lua_newtable( L );      \
+    }                           \
+    luaL_setfuncs( L, (l), 0 ); \
+    lua_pushvalue( L, -1 );     \
+    lua_setglobal( L, n );
 #endif
 
 namespace Swift {
     namespace Lua {
         /**
          * Can be used as __tostring metamethod on a table.
          */
         int convertTableToString(lua_State* L);
 
         void registerTableToString(lua_State* L, int index);
         void registerTableEquals(lua_State* L, int index);
         void registerGetByTypeIndex(lua_State* L, int index);
         void registerHelp(lua_State* L, int index,
                 const std::string& description, const std::string& parameters, const std::string& options);
         void registerClassHelp(lua_State* L, const std::string& name, const std::string& description);
         void registerExtraHelp(lua_State* L, int index, const std::string& name);
 
         inline int absoluteOffset(lua_State* L, int index) {
             return index > 0 ? index : lua_gettop(L) + index + 1;
         }
 
         boost::optional<std::string> getStringField(lua_State* L, int index, const std::string&);
         boost::optional<bool> getBooleanField(lua_State* L, int index, const std::string&);
         boost::optional<int> getIntField(lua_State* L, int index, const std::string&);
 
         void pushStringArray(lua_State* L, const std::vector<std::string>& strings);
     }
 }