static OSStatus coreaudio_device_volume_change_listener(AudioObjectID inObjectID,
UInt32 inNumberAddresses,
const AudioObjectPropertyAddress inAddresses[],
void *inClientData)
{
notify_via_pipe(coreaudio_mixer_pipe_in);
return noErr;
}
static struct track_info *cmus_get_next_from_other_thread(void)
{
static pthread_mutex_t mutex = CMUS_MUTEX_INITIALIZER;
cmus_mutex_lock(&mutex);
/* only one thread may request a track at a time */
notify_via_pipe(cmus_next_track_request_fd_priv);
cmus_next_file_lock();
while (!cmus_next_file_provided)
pthread_cond_wait(&cmus_next_file_cond, &cmus_next_file_mutex);
struct track_info *ti = cmus_next_file;
cmus_next_file_provided = 0;
cmus_next_file_unlock();
cmus_mutex_unlock(&mutex);
return ti;
}
