- return 0;
-}
-
-void
-Source::add_playlist (boost::shared_ptr<Playlist> pl)
-{
- std::pair<PlaylistMap::iterator,bool> res;
- std::pair<boost::shared_ptr<Playlist>, uint32_t> newpair (pl, 1);
- Glib::Mutex::Lock lm (_playlist_lock);
-
- res = _playlists.insert (newpair);
-
- if (!res.second) {
- /* it already existed, bump count */
- res.first->second++;
- }
-
- pl->GoingAway.connect (bind (
- mem_fun (*this, &Source::remove_playlist),
- boost::weak_ptr<Playlist> (pl)));
-}
-
-void
-Source::remove_playlist (boost::weak_ptr<Playlist> wpl)
-{
- boost::shared_ptr<Playlist> pl (wpl.lock());
-
- if (!pl) {
- return;
- }
-
- PlaylistMap::iterator x;
- Glib::Mutex::Lock lm (_playlist_lock);
-
- if ((x = _playlists.find (pl)) != _playlists.end()) {
- if (x->second > 1) {
- x->second--;
- } else {
- _playlists.erase (x);
+ if (version < 3000) {
+ /* a source with an XML node must necessarily already exist,
+ and therefore cannot be removable/writable etc. etc.; 2.X
+ sometimes marks sources as removable which shouldn't be.
+ */
+ if (!(_flags & Destructive)) {
+ _flags = Flag (_flags & ~(Writable|Removable|RemovableIfEmpty|RemoveAtDestroy|CanRename));