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Merge pull request #14 from R41z/master 

cpu_perc() workaround
This commit is contained in:
Aaron Marcher 2016-09-12 11:47:48 +02:00 committed by GitHub
parent d5fb46e61d 6cb5af2bd7
commit c0647e946f
1 changed files with 16 additions and 8 deletions
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24
slstatus.c
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@ -37,6 +37,8 @@ struct arg {
const char *args;
};
static unsigned short int delay;
static char *smprintf(const char *, ...);
static char *battery_perc(const char *);
static char *cpu_perc(void);
@ -126,7 +128,7 @@ battery_perc(const char *battery)
static char *
cpu_perc(void)
{ /* FIXME: ugly function, would be better without sleep(), see below */
{
int perc;
long double a[4], b[4];
FILE *fp = fopen("/proc/stat","r");
@ -139,7 +141,8 @@ cpu_perc(void)
fscanf(fp, "%*s %Lf %Lf %Lf %Lf", &a[0], &a[1], &a[2], &a[3]);
fclose(fp);
sleep(1);
delay = (UPDATE_INTERVAL - (UPDATE_INTERVAL - 1));
sleep(delay);
fp = fopen("/proc/stat","r");
if (fp == NULL) {
@ -470,24 +473,24 @@ uid(void)
static char *
vol_perc(const char *snd_card)
{ /* thanks to botika for this function */
{ /* FIX THIS SHIT! */
long int vol, max, min;
snd_mixer_t *handle;
snd_mixer_elem_t *elem;
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);
}
@ -498,7 +501,7 @@ vol_perc(const char *snd_card)
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 *
@ -601,7 +604,12 @@ main(void)
}
XStoreName(dpy, DefaultRootWindow(dpy), status_string);
XSync(dpy, False);
sleep(UPDATE_INTERVAL - 1); /* FIXME: ugly cpu function which uses 1 second */
/*
* subtract delay time spend in function
* calls from the actual global delay time
*/
sleep(UPDATE_INTERVAL - delay);
delay = 0;
}
XCloseDisplay(dpy);