playlist: pass const playlist pointers

Pass constant playlist objects to functions which do not modify it.
This commit is contained in:
Max Kellermann 2009-02-04 22:08:39 +01:00
parent 080dd095a5
commit cbea8a2a00
2 changed files with 12 additions and 15 deletions

View File

@ -247,13 +247,13 @@ playPlaylistIfPlayerStopped(struct playlist *playlist)
}
bool
getPlaylistRepeatStatus(struct playlist *playlist)
getPlaylistRepeatStatus(const struct playlist *playlist)
{
return playlist->queue.repeat;
}
bool
getPlaylistRandomStatus(struct playlist *playlist)
getPlaylistRandomStatus(const struct playlist *playlist)
{
return playlist->queue.random;
}
@ -323,7 +323,7 @@ void setPlaylistRandomStatus(struct playlist *playlist, bool status)
idle_add(IDLE_OPTIONS);
}
int getPlaylistCurrentSong(struct playlist *playlist)
int getPlaylistCurrentSong(const struct playlist *playlist)
{
if (playlist->current >= 0)
return queue_order_to_position(&playlist->queue,
@ -333,19 +333,19 @@ int getPlaylistCurrentSong(struct playlist *playlist)
}
unsigned long
getPlaylistVersion(struct playlist *playlist)
getPlaylistVersion(const struct playlist *playlist)
{
return playlist->queue.version;
}
int
getPlaylistLength(struct playlist *playlist)
getPlaylistLength(const struct playlist *playlist)
{
return queue_length(&playlist->queue);
}
unsigned
getPlaylistSongId(struct playlist *playlist, unsigned song)
getPlaylistSongId(const struct playlist *playlist, unsigned song)
{
return queue_position_to_id(&playlist->queue, song);
}

View File

@ -153,9 +153,6 @@ void previousSongInPlaylist(struct playlist *playlist);
void shufflePlaylist(struct playlist *playlist);
enum playlist_result
savePlaylist(struct playlist *playlist, const char *utf8file);
void
deleteASongFromPlaylist(struct playlist *playlist, const struct song *song);
@ -172,24 +169,24 @@ enum playlist_result
swapSongsInPlaylistById(struct playlist *playlist, unsigned id1, unsigned id2);
bool
getPlaylistRepeatStatus(struct playlist *playlist);
getPlaylistRepeatStatus(const struct playlist *playlist);
void setPlaylistRepeatStatus(struct playlist *playlist, bool status);
bool
getPlaylistRandomStatus(struct playlist *playlist);
getPlaylistRandomStatus(const struct playlist *playlist);
void setPlaylistRandomStatus(struct playlist *playlist, bool status);
int getPlaylistCurrentSong(struct playlist *playlist);
int getPlaylistCurrentSong(const struct playlist *playlist);
unsigned
getPlaylistSongId(struct playlist *playlist, unsigned song);
getPlaylistSongId(const struct playlist *playlist, unsigned song);
int getPlaylistLength(struct playlist *playlist);
int getPlaylistLength(const struct playlist *playlist);
unsigned long
getPlaylistVersion(struct playlist *playlist);
getPlaylistVersion(const struct playlist *playlist);
enum playlist_result
seekSongInPlaylist(struct playlist *playlist, unsigned song, float seek_time);