save stats on exit only if there's new data that hasn't yet been saved

stepmania/src/GameState.cpp

@@ -107,8 +107,7 @@ void GameState::ApplyCmdline()
 
 void GameState::Reset()
 {
-	if( !m_timeGameStarted.IsZero() && g_vPlayedStageStats.size() )	// we were in the middle of a game and played at least one song
-		EndGame();
+	EndGame();
 	
 	
 	ASSERT( THEME );
@@ -317,6 +316,9 @@ void GameState::EndGame()
 {
 	LOG->Trace( "GameState::EndGame" );
 
+	if( m_timeGameStarted.IsZero() || !g_vPlayedStageStats.size() )	// we were in the middle of a game and played at least one song
+		return;
+
 	/* Finish the final stage. */
 	FinishStage();
 

stepmania/src/ProfileManager.cpp

@@ -46,7 +46,6 @@ ProfileManager::ProfileManager()
 
 ProfileManager::~ProfileManager()
 {
-	SaveMachineProfile();
 }
 
 void ProfileManager::Init()

stepmania/src/StepMania.cpp

@@ -1568,5 +1568,7 @@ static void GameLoop()
 			usleep( 1000 );	// give some time to other processes and threads
 #endif
 	}
+
+	GAMESTATE->EndGame();
 }