snd_mixer_selem_id_t *s_elem;
snd_mixer_open(&handle, 0);
- snd_mixer_attach(handle, "default");
+ snd_mixer_attach(handle, snd_card);
snd_mixer_selem_register(handle, NULL, NULL);
snd_mixer_load(handle);
snd_mixer_selem_id_malloc(&s_elem);
- snd_mixer_selem_id_set_name(s_elem, snd_card);
+ snd_mixer_selem_id_set_name(s_elem, ALSA_CHANNEL);
elem = snd_mixer_find_selem(handle, s_elem);
if (elem == NULL) {
snd_mixer_selem_id_free(s_elem);
snd_mixer_close(handle);
- perror("alsa error");
+ warn("error: ALSA");
return smprintf(UNKNOWN_STR);
}
snd_mixer_selem_id_free(s_elem);
snd_mixer_close(handle);
- return smprintf("%d", (vol * 100) / max);
+ return smprintf("%d", ((uint_fast16_t)(vol * 100) / max));
}
static char *