mirror of
https://github.com/ish-app/ish.git
synced 2026-01-25 14:06:40 +00:00
21 lines
652 B
C
21 lines
652 B
C
#include <stdio.h>
|
|
#include <string.h>
|
|
#include "platform/platform.h"
|
|
#include "debug.h"
|
|
|
|
static void read_proc_stat_line(const char *name, char *buf) {
|
|
FILE *proc_stat = fopen("/proc/stat", "r");
|
|
if (proc_stat == NULL) ERRNO_DIE("/proc/stat");
|
|
do {
|
|
fgets(buf, 1234, proc_stat);
|
|
} while (strncmp(name, buf, strlen(name)) != 0 || buf[strlen(name)] != ' ');
|
|
}
|
|
|
|
struct cpu_usage get_cpu_usage() {
|
|
struct cpu_usage usage = {};
|
|
char buf[1234];
|
|
read_proc_stat_line("cpu", buf);
|
|
sscanf(buf, "cpu %llu %llu %llu %llu\n", &usage.user_ticks, &usage.system_ticks, &usage.idle_ticks, &usage.nice_ticks);
|
|
return usage;
|
|
}
|