slightly simplify tmxlite subproject

ext/tmxlite/include/tmxlite/Config.hpp

@@ -27,38 +27,5 @@ source distribution.
 
 #pragma once
 
-//check which platform we're on and create export macros as necessary
-#if !defined(TMXLITE_STATIC)
-
-#if defined(_WIN32)
-
-//windows compilers need specific (and different) keywords for export
-#define TMXLITE_EXPORT_API __declspec(dllexport)
-
-//for vc compilers we also need to turn off this annoying C4251 warning
-#ifdef _MSC_VER
-#pragma warning(disable: 4251)
-#endif //_MSC_VER
-
-#else //linux, FreeBSD, Mac OS X
-
-#if __GNUC__ >= 4
-
-//gcc 4 has special keywords for showing/hiding symbols,
-//the same keyword is used for both importing and exporting
-#define TMXLITE_EXPORT_API __attribute__ ((__visibility__ ("default")))
-
-#else
-
-//gcc < 4 has no mechanism to explicitly hide symbols, everything's exported
-#define TMXLITE_EXPORT_API
-#endif //__GNUC__
-
-#endif //_WIN32
-
-#else
-
 //static build doesn't need import/export macros
 #define TMXLITE_EXPORT_API
-
-#endif //TMXLITE_STATIC

ext/tmxlite/include/tmxlite/detail/Log.hpp

@@ -178,13 +178,13 @@ namespace tmx
         }
     };
 }
-#ifndef _DEBUG_
+#ifdef NDEBUG
 #define LOG(message, type)
 #else
 #define LOG(message, type) {\
 std::stringstream ss; \
 ss << message << " (" << __FILE__ << ", " << __LINE__ << ")"; \
 tmx::Logger::log(ss.str(), type);}
-#endif //_DEBUG_
+#endif //NDEBUG
 
-#endif //TMXLITE_LOGGER_HPP_
+#endif //TMXLITE_LOGGER_HPP_