Fixes for Linux.

src/CMakeData-gtk.cmake

@@ -26,4 +26,7 @@ list(APPEND SM_GTK_INCLUDE_DIRS
   "${SM_SRC_DIR}/arch/LoadingWindow"
   "${GTK2_INCLUDE_DIRS}"
 )
+
+sm_add_compile_definition("GtkModule" CMAKE_POWERED)
+
 target_include_directories("GtkModule" PUBLIC ${SM_GTK_INCLUDE_DIRS})

src/RageException.h

@@ -1,5 +1,10 @@
 #ifndef RAGE_EXCEPTION_H
 #define RAGE_EXCEPTION_H
+
+#if defined(CMAKE_POWERED)
+#include "config.hpp"
+#endif
+
 /**
  * @brief Namespace for throwing fatal errors.
  *