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Fixed alsa function + datetime function

This commit is contained in:
Aaron Marcher 2016-08-15 12:26:00 +02:00 committed by Aaron Marcher (drkhsh)
parent f6f0c895ce
commit 9078fb351d
2 changed files with 28 additions and 7 deletions
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34
slstatus.c
View File

@ -150,6 +150,10 @@ datetime(const char *timeformat)
time_t tm; time_t tm;
size_t bufsize = 64; size_t bufsize = 64;
char *buf = malloc(bufsize); char *buf = malloc(bufsize);
if (buf == NULL) {
fprintf(stderr, "Failed to get date/time");
return smprintf("n/a");
}
/* get time in format */ /* get time in format */
time(&tm); time(&tm);
@ -544,36 +548,52 @@ vol_perc(const char *soundcard)
{ {
int mute = 0; int mute = 0;
long vol = 0, max = 0, min = 0; long vol = 0, max = 0, min = 0;
/* get volume from alsa */
snd_mixer_t *handle; snd_mixer_t *handle;
snd_mixer_elem_t *pcm_mixer, *mas_mixer; snd_mixer_elem_t *pcm_mixer, *mas_mixer;
snd_mixer_selem_id_t *vol_info, *mute_info; snd_mixer_selem_id_t *vol_info, *mute_info;
/* open everything */
snd_mixer_open(&handle, 0); snd_mixer_open(&handle, 0);
snd_mixer_attach(handle, soundcard); snd_mixer_attach(handle, soundcard);
snd_mixer_selem_register(handle, NULL, NULL); snd_mixer_selem_register(handle, NULL, NULL);
snd_mixer_load(handle); snd_mixer_load(handle);
/* prepare everything */
snd_mixer_selem_id_malloc(&vol_info); snd_mixer_selem_id_malloc(&vol_info);
snd_mixer_selem_id_malloc(&mute_info); snd_mixer_selem_id_malloc(&mute_info);
/* check */
if (vol_info == NULL || mute_info == NULL) {
fprintf(stderr, "Could not get alsa volume");
return smprintf("n/a");
}
snd_mixer_selem_id_set_name(vol_info, channel); snd_mixer_selem_id_set_name(vol_info, channel);
snd_mixer_selem_id_set_name(mute_info, channel); snd_mixer_selem_id_set_name(mute_info, channel);
pcm_mixer = snd_mixer_find_selem(handle, vol_info); pcm_mixer = snd_mixer_find_selem(handle, vol_info);
mas_mixer = snd_mixer_find_selem(handle, mute_info); mas_mixer = snd_mixer_find_selem(handle, mute_info);
/* get the info */
snd_mixer_selem_get_playback_volume_range((snd_mixer_elem_t *)pcm_mixer, &min, &max); snd_mixer_selem_get_playback_volume_range((snd_mixer_elem_t *)pcm_mixer, &min, &max);
snd_mixer_selem_get_playback_volume((snd_mixer_elem_t *)pcm_mixer, SND_MIXER_SCHN_MONO, &vol); snd_mixer_selem_get_playback_volume((snd_mixer_elem_t *)pcm_mixer, SND_MIXER_SCHN_MONO, &vol);
snd_mixer_selem_get_playback_switch(mas_mixer, SND_MIXER_SCHN_MONO, &mute); snd_mixer_selem_get_playback_switch(mas_mixer, SND_MIXER_SCHN_MONO, &mute);
if (vol_info)
/* clean up */
if (vol_info) {
snd_mixer_selem_id_free(vol_info); snd_mixer_selem_id_free(vol_info);
if (mute_info) }
if (mute_info) {
snd_mixer_selem_id_free(mute_info); snd_mixer_selem_id_free(mute_info);
if (handle) }
if (handle) {
snd_mixer_close(handle); snd_mixer_close(handle);
}
/* return the string (mute) */ /* return the string (mute) */
if (!mute) if (!mute) {
return smprintf("mute"); return smprintf("mute");
else }
else {
return smprintf("%d%%", (vol * 100) / max); return smprintf("%d%%", (vol * 100) / max);
}
} }
/* wifi percentage */ /* wifi percentage */

1
slstatus.h
View File

@ -29,6 +29,7 @@ char *ram_free(const char *);
char *ram_perc(const char *); char *ram_perc(const char *);
char *ram_used(const char *); char *ram_used(const char *);
char *ram_total(const char *); char *ram_total(const char *);
char *run_command(const char *);
char *temp(const char *); char *temp(const char *);
char *uid(const char*); char *uid(const char*);
char *username(const char*); char *username(const char*);