[nostalgia] Make Windows builds of player and studio WIN32 apps

src/nostalgia/player/CMakeLists.txt

@@ -1,5 +1,5 @@
 add_executable(
-	nostalgia
+	nostalgia WIN32
 		app.cpp
 		main.cpp
 )

src/nostalgia/player/main.cpp

@@ -26,7 +26,11 @@ static ox::Error run(int argc, const char **argv) noexcept {
 	return run(std::move(fs));
 }
 
+#ifdef _WIN32
+int WinMain(int argc, const char **argv) {
+#else
 int main(int argc, const char **argv) {
+#endif
 #if defined(DEBUG) && !defined(OX_BARE_METAL)
 	ox::LoggerConn loggerConn;
 	const auto loggerErr = loggerConn.initConn("Nostalgia Player");

src/nostalgia/studio/CMakeLists.txt

@@ -1,7 +1,7 @@
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
 add_executable(
-	nostalgia-studio MACOSX_BUNDLE
+	nostalgia-studio WIN32 MACOSX_BUNDLE
 		main.cpp
 )
 

src/nostalgia/studio/main.cpp

@@ -7,7 +7,11 @@
 
 #include <studioapp/studioapp.hpp>
 
+#ifdef _WIN32
+int WinMain(int argc, const char **argv) {
+#else
 int main(int argc, const char **argv) {
+#endif
 	nostalgia::registerKeelModules();
 	nostalgia::registerStudioModules();
 	return studio::main("Nostalgia Studio", ".nostalgia", argc, argv);