diff options
Diffstat (limited to 'statuses/volume_alsa.c')
| -rw-r--r-- | statuses/volume_alsa.c | 88 |
1 files changed, 47 insertions, 41 deletions
diff --git a/statuses/volume_alsa.c b/statuses/volume_alsa.c index 527cafe..5d648c5 100644 --- a/statuses/volume_alsa.c +++ b/statuses/volume_alsa.c @@ -3,61 +3,67 @@ int status_volume_alsa(char *cardname, char *mixername, snd_mixer_selem_channel_id_t channel) { - snd_mixer_t *handle = NULL; - snd_mixer_elem_t *elem; - snd_mixer_selem_id_t *sid; + snd_mixer_t *handle = NULL; + snd_mixer_elem_t *elem; + snd_mixer_selem_id_t *sid; - long min = 0, max = 0; - long volume; - int on_off; + long min = 0, max = 0; + long volume; + int on_off; - snd_mixer_selem_id_alloca(&sid); + snd_mixer_selem_id_alloca(&sid); - if (snd_mixer_open(&handle, 0) < 0) - return -1; + if (snd_mixer_open(&handle, 0) < 0) { + return -1; + } - if (snd_mixer_attach(handle, cardname) < 0) - goto ERROR; + if (snd_mixer_attach(handle, cardname) < 0) { + goto ERROR; + } - snd_mixer_selem_id_set_name(sid, mixername); + snd_mixer_selem_id_set_name(sid, mixername); - if (snd_mixer_selem_register(handle, NULL, NULL) < 0) - goto ERROR; + if (snd_mixer_selem_register(handle, NULL, NULL) < 0) { + goto ERROR; + } - if (snd_mixer_load(handle) < 0) - goto ERROR; + if (snd_mixer_load(handle) < 0) { + goto ERROR; + } - elem = snd_mixer_find_selem(handle, sid); - if (!elem) - goto ERROR; + elem = snd_mixer_find_selem(handle, sid); + if (!elem) { + goto ERROR; + } - if (snd_mixer_selem_has_playback_volume(elem) && snd_mixer_selem_has_playback_channel(elem, channel)) - { - snd_mixer_selem_get_playback_switch(elem, channel, &on_off); - if (on_off) - fputs("^fg(#22FF22)", stdout); - else - fputs("^fg(red)", stdout); + if (snd_mixer_selem_has_playback_volume(elem) + && snd_mixer_selem_has_playback_channel(elem, channel)) { + snd_mixer_selem_get_playback_switch(elem, channel, &on_off); + if (on_off) { + fputs("^fg(#22FF22)", stdout); + } else { + fputs("^fg(red)", stdout); + } - snd_mixer_selem_get_playback_volume_range(elem, &min, &max); + snd_mixer_selem_get_playback_volume_range(elem, &min, &max); - snd_mixer_selem_get_playback_volume(elem, channel, &volume); - fputs("^ca(1, amixer sset Master toggle)", stdout); - fputs("^ca(4, amixer sset Master 2+ unmute)", stdout); - fputs("^ca(5, amixer sset Master 2- unmute)", stdout); - printf(" Vol: %d ", (int)volume); - fputs("^ca()", stdout); - fputs("^ca()", stdout); - fputs("^ca()", stdout); - } + snd_mixer_selem_get_playback_volume(elem, channel, &volume); + fputs("^ca(1, amixer sset Master toggle)", stdout); + fputs("^ca(4, amixer sset Master 2+ unmute)", stdout); + fputs("^ca(5, amixer sset Master 2- unmute)", stdout); + printf(" Vol: %d ", (int)volume); + fputs("^ca()", stdout); + fputs("^ca()", stdout); + fputs("^ca()", stdout); + } - snd_mixer_close(handle); + snd_mixer_close(handle); - return 0; + return 0; - ERROR: + ERROR: - snd_mixer_close(handle); - return -1; + snd_mixer_close(handle); + return -1; } |