add StripMacResourceForks(); hopefully prevents things like issue 178 ( http://ssc.ajworld.net/sm-ssc/bugtracker/view.php?id=178 ) from happening again

src/AnnouncerManager.cpp

@@ -33,6 +33,7 @@ void AnnouncerManager::GetAnnouncerNames( vector<RString>& AddTo )
 	GetDirListing( ANNOUNCERS_DIR+"*", AddTo, true );
 
 	StripCvsAndSvn( AddTo );
+	StripMacResourceForks( AddTo );
 
 	// strip out the empty announcer folder
 	for( int i=AddTo.size()-1; i>=0; i-- )

src/CharacterManager.cpp

@@ -27,6 +27,7 @@ CharacterManager::CharacterManager()
 	vector<RString> as;
 	GetDirListing( CHARACTERS_DIR "*", as, true, true );
 	StripCvsAndSvn( as );
+	StripMacResourceForks( as );
 
 	bool FoundDefault = false;
 	for( unsigned i=0; i<as.size(); i++ )

src/NoteSkinManager.cpp

@@ -79,6 +79,7 @@ void NoteSkinManager::RefreshNoteSkinData( const Game* pGame )
 	GetDirListing( sBaseSkinFolder + "*", asNoteSkinNames, true );
 
 	StripCvsAndSvn( asNoteSkinNames );
+	StripMacResourceForks( asNoteSkinNames );
 
 	g_mapNameToData.clear();
 	for( unsigned j=0; j<asNoteSkinNames.size(); j++ )
@@ -227,6 +228,7 @@ void NoteSkinManager::GetAllNoteSkinNamesForGame( const Game *pGame, vector<RStr
 		RString sBaseSkinFolder = SpecialFiles::NOTESKINS_DIR + pGame->m_szName + "/";
 		GetDirListing( sBaseSkinFolder + "*", AddTo, true );
 		StripCvsAndSvn( AddTo );
+		StripMacResourceForks( AddTo );
 	}
 }	
 

src/RageUtil.cpp

@@ -1189,6 +1189,16 @@ void StripCvsAndSvn( vector<RString> &vs )
 	RemoveIf( vs, CVSOrSVN );
 }
 
+static bool MacResourceFork( const RString& s )
+{
+	return s.Left(2).EqualsNoCase("._");
+}
+
+void StripMacResourceForks( vector<RString> &vs )
+{
+	RemoveIf( vs, MacResourceFork );
+}
+
 /* path is a .redir pathname.  Read it and return the real one. */
 RString DerefRedir( const RString &_path )
 {

src/RageUtil.h

@@ -494,7 +494,8 @@ bool BeginsWith( const RString &sTestThis, const RString &sBeginning );
 bool EndsWith( const RString &sTestThis, const RString &sEnding );
 RString URLEncode( const RString &sStr );
 
-void StripCvsAndSvn( vector<RString> &vs );	// remove all items that end in "cvs"
+void StripCvsAndSvn( vector<RString> &vs ); // Removes various versioning system metafolders.
+void StripMacResourceForks( vector<RString> &vs ); // Removes files starting with "._"
 
 RString DerefRedir( const RString &sPath );
 bool GetFileContents( const RString &sPath, RString &sOut, bool bOneLine = false );

src/ScreenOptionsExportPackage.cpp

@@ -45,6 +45,7 @@ void ScreenOptionsExportPackage::BeginScreen()
 			vector<RString> vs;
 			GetDirListing( SpecialFiles::COURSES_DIR + "*", vs, true, true );
 			StripCvsAndSvn( vs );
+			StripMacResourceForks( vs );
 			FOREACH_CONST( RString, vs, s )
 			{
 				m_vsPossibleDirsToExport.push_back( *s );
@@ -64,6 +65,7 @@ void ScreenOptionsExportPackage::BeginScreen()
 		}
 
 		StripCvsAndSvn( m_vsPossibleDirsToExport );
+		StripMacResourceForks( m_vsPossibleDirsToExport );
 	}
 
 	vector<OptionRowHandler*> OptionRowHandlers;

src/SongManager.cpp

@@ -230,6 +230,7 @@ void SongManager::LoadStepManiaSongDir( RString sDir, LoadingWindow *ld )
 	GetDirListing( sDir+"*", arrayGroupDirs, true );
 	SortRStringArray( arrayGroupDirs );
 	StripCvsAndSvn( arrayGroupDirs );
+	StripMacResourceForks( arrayGroupDirs );
 
 	FOREACH_CONST( RString, arrayGroupDirs, s )	// foreach dir in /Songs/
 	{
@@ -241,6 +242,7 @@ void SongManager::LoadStepManiaSongDir( RString sDir, LoadingWindow *ld )
 		vector<RString> arraySongDirs;
 		GetDirListing( sDir+sGroupDirName + "/*", arraySongDirs, true, true );
 		StripCvsAndSvn( arraySongDirs );
+		StripMacResourceForks( arraySongDirs );
 		SortRStringArray( arraySongDirs );
 
 		LOG->Trace("Attempting to load %i songs from \"%s\"", int(arraySongDirs.size()),
@@ -731,6 +733,7 @@ void SongManager::InitCoursesFromDisk( LoadingWindow *ld )
 		// Find all group directories in Courses dir
 		GetDirListing( *sDir + "*", vsCourseGroupNames, true, true );
 		StripCvsAndSvn( vsCourseGroupNames );
+		StripMacResourceForks( vsCourseGroupNames );
 	}
 
 	// Search for courses both in COURSES_DIR and in subdirectories

src/ThemeManager.cpp

@@ -178,6 +178,7 @@ void ThemeManager::GetThemeNames( vector<RString>& AddTo )
 {
 	GetDirListing( SpecialFiles::THEMES_DIR + "*", AddTo, true );
 	StripCvsAndSvn( AddTo );
+	StripMacResourceForks( AddTo );
 }
 
 void ThemeManager::GetSelectableThemeNames( vector<RString>& AddTo )
@@ -462,6 +463,7 @@ void ThemeManager::RunLuaScripts( const RString &sMask )
 		GetDirListing( sThemeDir + "Scripts/*", arrayScriptDirs, true );
 		SortRStringArray( arrayScriptDirs );
 		StripCvsAndSvn( arrayScriptDirs );
+		StripMacResourceForks( arrayScriptDirs );
 		FOREACH_CONST( RString, arrayScriptDirs, s )	// foreach dir in /Scripts/
 		{
 			// Find all Lua files in this directory, add them to asElementPaths