still working on porting to lua 5.2

luprex/core/cpp/luastack.hpp

@@ -156,6 +156,7 @@
 
 extern "C" {
 #include "lua.h"
+#include "lauxlib.h"
 }
 
 #include <string>
@@ -192,7 +193,6 @@ public:
 };
 
 extern LuaSpecial LuaRegistry;
-extern LuaSpecial LuaGlobals;
 
 class LuaUpvalue : public LuaSlot {
     public:
@@ -404,12 +404,12 @@ public:
     }
 
     bool equal(LuaSlot v1, LuaSlot v2) const {
-        return lua_equal(L_, v1, v2);
+        return lua_compare(L_, v1, v2, LUA_OPEQ);
     }
 
     bool equal(LuaSlot v1, const char *name) const {
         push_any_value(name);
-        bool result = lua_equal(L_, v1, -1);
+        bool result = lua_compare(L_, v1, -1, LUA_OPEQ);
         lua_pop(L_, 1);
         return result;
     }