Single cmakelist, because I'm done maintaining an unstable shitty build system, one is easier

src/main.cpp

@@ -1,7 +1,10 @@
-#define SDL_MAIN_HANDLED
 #include <frontend/App.hpp>
 
-int main(int argc, char* argv[]) {
+#ifdef _WIN32
+#define main SDL_main
+#endif
+
+int main(int argc, char** argv) {
   App* app = new App;
   if(argc > 1) {
     app->LoadROM(argv[1]);