em/slstatus
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fixed tabs xD

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Aaron Marcher 2016-03-08 18:39:18 +01:00 committed by Aaron Marcher (drkhsh)
parent 4c67ce861b
commit 526955ecda
1 changed files with 91 additions and 92 deletions
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179
slstatus.c
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@ -31,46 +31,46 @@ static Display *dpy;
void void
setstatus(char *str) setstatus(char *str)
{ {
XStoreName(dpy, DefaultRootWindow(dpy), str); XStoreName(dpy, DefaultRootWindow(dpy), str);
XSync(dpy, False); XSync(dpy, False);
} }
/* battery percentage */ /* battery percentage */
char * char *
battery() battery()
{ {
int battery_now, battery_full, battery_perc; int battery_now, battery_full, battery_perc;
FILE *fp; FILE *fp;
/* open battery now file */ /* open battery now file */
if (!(fp = fopen(batterynowfile, "r"))) { if (!(fp = fopen(batterynowfile, "r"))) {
fprintf(stderr, "Error opening battery file."); fprintf(stderr, "Error opening battery file.");
exit(1); exit(1);
} }
/* read value */ /* read value */
fscanf(fp, "%i", &battery_now); fscanf(fp, "%i", &battery_now);
/* close battery now file */ /* close battery now file */
fclose(fp); fclose(fp);
/* open battery full file */ /* open battery full file */
if (!(fp = fopen(batteryfullfile, "r"))) { if (!(fp = fopen(batteryfullfile, "r"))) {
fprintf(stderr, "Error opening battery file."); fprintf(stderr, "Error opening battery file.");
exit(1); exit(1);
} }
/* read value */ /* read value */
fscanf(fp, "%i", &battery_full); fscanf(fp, "%i", &battery_full);
/* close battery full file */ /* close battery full file */
fclose(fp); fclose(fp);
/* calculate percent */ /* calculate percent */
battery_perc = battery_now / (battery_full / 100); battery_perc = battery_now / (battery_full / 100);
/* return batt_perc as string */ /* return batt_perc as string */
return smprintf("%d%%", battery_perc); return smprintf("%d%%", battery_perc);
} }
/* cpu temperature */ /* cpu temperature */
@ -105,7 +105,7 @@ cpu_usage()
FILE *fp; FILE *fp;
/* open stat file */ /* open stat file */
if (!(fp = fopen("/proc/stat","r"))) { if (!(fp = fopen("/proc/stat","r"))) {
fprintf(stderr, "Error opening stat file."); fprintf(stderr, "Error opening stat file.");
exit(1); exit(1);
} }
@ -120,7 +120,7 @@ cpu_usage()
sleep(1); sleep(1);
/* open stat file */ /* open stat file */
if (!(fp = fopen("/proc/stat","r"))) { if (!(fp = fopen("/proc/stat","r"))) {
fprintf(stderr, "Error opening stat file."); fprintf(stderr, "Error opening stat file.");
exit(1); exit(1);
} }
@ -142,19 +142,19 @@ cpu_usage()
char * char *
datetime() datetime()
{ {
time_t tm; time_t tm;
size_t bufsize = 19; size_t bufsize = 19;
char *buf = malloc(bufsize); char *buf = malloc(bufsize);
/* get time in format */ /* get time in format */
time(&tm); time(&tm);
if(!strftime(buf, bufsize, timeformat, localtime(&tm))) { if(!strftime(buf, bufsize, timeformat, localtime(&tm))) {
fprintf(stderr, "Strftime failed.\n"); fprintf(stderr, "Strftime failed.\n");
exit(1); exit(1);
} }
/* return time */ /* return time */
return buf; return buf;
} }
/* ram percentage */ /* ram percentage */
@ -166,7 +166,7 @@ ram_usage()
FILE *fp; FILE *fp;
/* open meminfo file */ /* open meminfo file */
if (!(fp = fopen("/proc/meminfo", "r"))) { if (!(fp = fopen("/proc/meminfo", "r"))) {
fprintf(stderr, "Error opening meminfo file."); fprintf(stderr, "Error opening meminfo file.");
exit(1); exit(1);
} }
@ -190,66 +190,66 @@ ram_usage()
char * char *
smprintf(char *fmt, ...) smprintf(char *fmt, ...)
{ {
va_list fmtargs; va_list fmtargs;
char *ret; char *ret;
int len; int len;
va_start(fmtargs, fmt); va_start(fmtargs, fmt);
len = vsnprintf(NULL, 0, fmt, fmtargs); len = vsnprintf(NULL, 0, fmt, fmtargs);
va_end(fmtargs); va_end(fmtargs);
ret = malloc(++len); ret = malloc(++len);
if (ret == NULL) { if (ret == NULL) {
fprintf(stderr, "Malloc error."); fprintf(stderr, "Malloc error.");
exit(1); exit(1);
} }
va_start(fmtargs, fmt); va_start(fmtargs, fmt);
vsnprintf(ret, len, fmt, fmtargs); vsnprintf(ret, len, fmt, fmtargs);
va_end(fmtargs); va_end(fmtargs);
return ret; return ret;
} }
/* alsa volume percentage */ /* alsa volume percentage */
char * char *
volume() volume()
{ {
int mute = 0; int mute = 0;
long vol = 0, max = 0, min = 0; long vol = 0, max = 0, min = 0;
/* get volume from alsa */ /* 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;
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);
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);
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);
snd_mixer_selem_get_playback_volume_range((snd_mixer_elem_t *)pcm_mixer, snd_mixer_selem_get_playback_volume_range((snd_mixer_elem_t *)pcm_mixer,
&min, &max); &min, &max);
snd_mixer_selem_get_playback_volume((snd_mixer_elem_t *)pcm_mixer, snd_mixer_selem_get_playback_volume((snd_mixer_elem_t *)pcm_mixer,
SND_MIXER_SCHN_MONO, &vol); SND_MIXER_SCHN_MONO, &vol);
snd_mixer_selem_get_playback_switch(mas_mixer, SND_MIXER_SCHN_MONO, snd_mixer_selem_get_playback_switch(mas_mixer, SND_MIXER_SCHN_MONO,
&mute); &mute);
if (vol_info) 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 "mute"; return "mute";
else else
return smprintf("%d%%", (vol * 100) / max); return smprintf("%d%%", (vol * 100) / max);
} }
/* wifi percentage */ /* wifi percentage */
@ -257,14 +257,14 @@ char *
wifi_signal() wifi_signal()
{ {
int bufsize = 255; int bufsize = 255;
int strength; int strength;
char buf[bufsize]; char buf[bufsize];
char *datastart; char *datastart;
char path_start[16] = "/sys/class/net/"; char path_start[16] = "/sys/class/net/";
char path_end[11] = "/operstate"; char path_end[11] = "/operstate";
char path[32]; char path[32];
char status[5]; char status[5];
FILE *fp; FILE *fp;
/* generate the path name */ /* generate the path name */
strcat(path, path_start); strcat(path, path_start);
@ -295,17 +295,16 @@ wifi_signal()
} }
/* extract the signal strength */ /* extract the signal strength */
fgets(buf, bufsize, fp); fgets(buf, bufsize, fp);
fgets(buf, bufsize, fp); fgets(buf, bufsize, fp);
fgets(buf, bufsize, fp); fgets(buf, bufsize, fp);
if ((datastart = strstr(buf, "wlp3s0:")) != NULL) { if ((datastart = strstr(buf, "wlp3s0:")) != NULL) {
datastart = strstr(buf, ":"); datastart = strstr(buf, ":");
sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", sscanf(datastart + 1, " %*d %d %*d %*d %*d %*d %*d %*d %*d %*d", &strength);
&strength); }
}
/* close wifi file */ /* close wifi file */
fclose(fp); fclose(fp);
/* return strength in percent */ /* return strength in percent */
return smprintf("%d%%", strength); return smprintf("%d%%", strength);
@ -324,14 +323,14 @@ main()
} }
/* return status every second */ /* return status every second */
for (;;) { for (;;) {
sprintf(status, FORMATSTRING, ARGUMENTS); sprintf(status, FORMATSTRING, ARGUMENTS);
setstatus(status); setstatus(status);
} }
/* close display */ /* close display */
XCloseDisplay(dpy); XCloseDisplay(dpy);
/* exit successfully */ /* exit successfully */
return 0; return 0;
} }