refactor vol_perc to not depend on alsa libraries
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1a143566e6
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@ -23,7 +23,7 @@ The following information is included:
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- Swap status (free swap, percentage, total swap and used swap)
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- Swap status (free swap, percentage, total swap and used swap)
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- Temperature
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- Temperature
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- Uptime
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- Uptime
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- Volume percentage (ALSA)
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- Volume percentage (OSS/ALSA)
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- WiFi signal percentage and ESSID
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- WiFi signal percentage and ESSID
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Multiple entries per function (e.g. multiple batteries) are supported and everything can be reordered and customized via a C header file (similar to other suckless programs).
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Multiple entries per function (e.g. multiple batteries) are supported and everything can be reordered and customized via a C header file (similar to other suckless programs).
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@ -34,7 +34,7 @@
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- uid (uid of current user) [argument: NULL]
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- uid (uid of current user) [argument: NULL]
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- uptime (uptime) [argument: NULL]
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- uptime (uptime) [argument: NULL]
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- username (username of current user) [argument: NULL]
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- username (username of current user) [argument: NULL]
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- vol_perc (alsa volume and mute status in percent) [argument: soundcard]
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- vol_perc (oss/alsa volume and mute status in percent) [argument: /dev/mixer]
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- wifi_perc (wifi signal in percent) [argument: wifi card interface name]
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- wifi_perc (wifi signal in percent) [argument: wifi card interface name]
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- wifi_essid (wifi essid) [argument: wifi card interface name] */
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- wifi_essid (wifi essid) [argument: wifi card interface name] */
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static const struct arg args[] = {
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static const struct arg args[] = {
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@ -9,7 +9,7 @@ X11INC = /usr/X11R6/include
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X11LIB = /usr/X11R6/lib
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X11LIB = /usr/X11R6/lib
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INCS = -I. -I/usr/include -I${X11INC}
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INCS = -I. -I/usr/include -I${X11INC}
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LIBS = -L/usr/lib -lc -L${X11LIB} -lX11 -lasound
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LIBS = -L/usr/lib -lc -L${X11LIB} -lX11
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CPPFLAGS = -DVERSION=\"${VERSION}\" -D_GNU_SOURCE
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CPPFLAGS = -DVERSION=\"${VERSION}\" -D_GNU_SOURCE
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# -Wno-unused-function for routines not activated by user
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# -Wno-unused-function for routines not activated by user
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45
slstatus.c
45
slstatus.c
@ -1,6 +1,5 @@
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/* See LICENSE file for copyright and license details. */
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/* See LICENSE file for copyright and license details. */
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#include <alsa/asoundlib.h>
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#include <err.h>
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#include <err.h>
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#include <fcntl.h>
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#include <fcntl.h>
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#include <ifaddrs.h>
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#include <ifaddrs.h>
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@ -18,6 +17,7 @@
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#include <sys/stat.h>
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#include <sys/stat.h>
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#include <sys/statvfs.h>
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#include <sys/statvfs.h>
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#include <sys/socket.h>
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#include <sys/socket.h>
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#include <sys/soundcard.h>
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#include <sys/sysinfo.h>
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#include <sys/sysinfo.h>
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#include <sys/types.h>
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#include <sys/types.h>
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#include <sys/utsname.h>
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#include <sys/utsname.h>
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@ -617,41 +617,26 @@ uid(void)
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static char *
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static char *
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vol_perc(const char *card)
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vol_perc(const char *card)
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{
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{
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int mute;
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unsigned int i;
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long int vol, max, min;
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int v, afd, devmask;
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snd_mixer_t *handle;
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char *vnames[] = SOUND_DEVICE_NAMES;
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snd_mixer_elem_t *elem;
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snd_mixer_selem_id_t *s_elem;
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snd_mixer_open(&handle, 0);
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afd = open(card, O_RDONLY);
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snd_mixer_attach(handle, card);
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if (afd < 0) {
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snd_mixer_selem_register(handle, NULL, NULL);
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warn("Cannot open %s", card);
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snd_mixer_load(handle);
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snd_mixer_selem_id_malloc(&s_elem);
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snd_mixer_selem_id_set_name(s_elem, "Master");
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elem = snd_mixer_find_selem(handle, s_elem);
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if (elem == NULL) {
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snd_mixer_selem_id_free(s_elem);
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snd_mixer_close(handle);
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warn("Failed to get volume percentage for %s", card);
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return smprintf(UNKNOWN_STR);
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return smprintf(UNKNOWN_STR);
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}
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}
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snd_mixer_handle_events(handle);
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ioctl(afd, MIXER_READ(SOUND_MIXER_DEVMASK), &devmask);
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snd_mixer_selem_get_playback_volume_range(elem, &min, &max);
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for (i = 0; i < (sizeof(vnames) / sizeof((vnames[0]))); i++)
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snd_mixer_selem_get_playback_volume(elem, 0, &vol);
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if (devmask & (1 << i))
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snd_mixer_selem_get_playback_switch(elem, 0, &mute);
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if (!strcmp("vol", vnames[i]))
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ioctl(afd, MIXER_READ(i), &v);
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snd_mixer_selem_id_free(s_elem);
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close(afd);
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snd_mixer_close(handle);
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if (v == 0)
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if (!mute)
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return smprintf("mute");
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return smprintf("mute");
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else if (max == 0)
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return smprintf("%d%%", v & 0xff);
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return smprintf("0%%");
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else
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return smprintf("%lu%%", ((uint_fast16_t)(vol * 100) / max));
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}
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}
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static char *
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static char *
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