components/Linux/uptime.c

   1 /* See LICENSE file for copyright and license details. */
   2 #include <errno.h>
   3 #include <stdio.h>
   4 #include <string.h>
   5 #include <sys/sysinfo.h>
   6
   7 #include "../../util.h"
   8
   9 const char *
  10 uptime(void)
  11 {
  12         int h;
  13         int m;
  14         int uptime = 0;
  15         struct sysinfo info;
  16
  17         sysinfo(&info);
  18         uptime = info.uptime;
  19
  20         h = uptime / 3600;
  21         m = (uptime - h * 3600) / 60;
  22
  23         return bprintf("%dh %dm", h, m);
  24 }