added synchronize features to dancing

stepmania/src/Song.cpp

@@ -447,6 +447,9 @@ bool Song::LoadSongInfoFromDWIFile( CString sPath )
 		CStringArray arrayValueTokens;
 		split( sValueString, ":", arrayValueTokens );
 
+		if( arrayValueTokens.GetSize() == 0 )
+			continue;
+
 		CString sValueName = arrayValueTokens.GetAt( 0 );
 		sValueName.TrimLeft();
 

stepmania/src/smpackage/smpackage.cpp

@@ -58,26 +58,24 @@ BOOL CSmpackageApp::InitInstance()
 
 	
 	// Make sure the current directory is the root program directory
+
+	// change dir to path of the execuctable
+	TCHAR szFullAppPath[MAX_PATH];
+	GetModuleFileName(NULL, szFullAppPath, MAX_PATH);
+		
+	// strip off executable name
+	LPSTR pLastBackslash = strrchr(szFullAppPath, '\\');
+	*pLastBackslash = '\0';	// terminate the string
+
+	SetCurrentDirectory(szFullAppPath);
+
 	if( !DoesFileExist("Songs") )
 	{
-		// change dir to path of the execuctable
+		AfxMessageBox( "Your Songs folder could not be located.  Be sure 'smpackage.exe' is in your Stepmania installation folder.", MB_ICONSTOP );
-		TCHAR szFullAppPath[MAX_PATH];
+		exit( 1 );
-		GetModuleFileName(NULL, szFullAppPath, MAX_PATH);
-		
-		// strip off executable name
-		LPSTR pLastBackslash = strrchr(szFullAppPath, '\\');
-		*pLastBackslash = '\0';	// terminate the string
-
-		SetCurrentDirectory(szFullAppPath);
-
-		if( !DoesFileExist("Songs") )
-		{
-			AfxMessageBox( "Your Songs folder could not be located.  Be sure 'smpackage.exe' is in your Stepmania installation folder.", MB_ICONSTOP );
-			exit( 1 );
-		}
-	
 	}
 	
+
 	// check if there's a .smzip command line argument
 	CStringArray arrayCommandLineBits;
 	split( ::GetCommandLine(), "\"", arrayCommandLineBits );