playlist: clear pc.errored_song on delete

When a (remote) song is deleted from the playlist, there may still be
a reference to it in pc.errored_song.  Clear this reference.
This commit is contained in:
Max Kellermann 2008-12-17 16:45:49 +01:00
parent 25c04a97d3
commit 13192546a8
3 changed files with 23 additions and 2 deletions

View File

@ -44,6 +44,13 @@ void pc_deinit(void)
notify_deinit(&pc.notify);
}
void
pc_song_deleted(const struct song *song)
{
if (pc.errored_song == song)
pc.errored_song = NULL;
}
static void player_command(enum player_command cmd)
{
pc.command = cmd;

View File

@ -84,6 +84,14 @@ void pc_init(unsigned int buffered_before_play);
void pc_deinit(void);
/**
* Call this function when the specified song pointer is about to be
* invalidated. This makes sure that player_control.errored_song does
* not point to an invalid pointer.
*/
void
pc_song_deleted(const struct song *song);
void
playerPlay(struct song *song);

View File

@ -200,8 +200,10 @@ void clearPlaylist(void)
stopPlaylist();
for (unsigned i = 0; i < playlist.length; i++) {
if (!song_in_database(playlist.songs[i]))
if (!song_in_database(playlist.songs[i])) {
pc_song_deleted(playlist.songs[i]);
song_free(playlist.songs[i]);
}
playlist.idToPosition[playlist.positionToId[i]] = -1;
playlist.songs[i] = NULL;
@ -670,8 +672,10 @@ enum playlist_result deleteFromPlaylist(unsigned song)
|| playlist.order[playlist.current] == song))
clearPlayerQueue();
if (!song_in_database(playlist.songs[song]))
if (!song_in_database(playlist.songs[song])) {
pc_song_deleted(playlist.songs[song]);
song_free(playlist.songs[song]);
}
playlist.idToPosition[playlist.positionToId[song]] = -1;
@ -738,6 +742,8 @@ deleteASongFromPlaylist(const struct song *song)
for (unsigned i = 0; i < playlist.length; i++)
if (song == playlist.songs[i])
deleteFromPlaylist(i);
pc_song_deleted(song);
}
void stopPlaylist(void)