statuses/uptime.c

   1 #include <stdio.h>
   2 #include <fcntl.h>
   3 #include <unistd.h>
   4 #include <stdlib.h>
   5 #include "uptime.h"
   6
   7 void status_uptime()
   8 {
   9         char stline[16];
  10         int stfile;
  11         size_t stlen;
  12         int i;
  13         int upts, uptm, upth, uptd;
  14
  15         stfile = open("/proc/uptime", 0);
  16         if (stfile != -1)
  17         {
  18                 stlen = read(stfile, stline, sizeof(stline));
  19                 close(stfile);
  20
  21                 for(i = 0; i < stlen; i++)
  22                         if (stline[i] == ' ')
  23                                 stline[i] = '\0';
  24
  25                 upts = atoi(stline);
  26                 uptd = upts / (24 * 60 * 60);
  27                 upts -= uptd * (24 * 60 * 60);
  28                 upth = upts / (60 * 60);
  29                 upts -= upth * (60 * 60);
  30                 uptm = upts / (60);
  31                 upts -= uptm * (60);
  32
  33                 fputs(" ^fg(#AAAAAA)up: ", stdout);
  34
  35                 if (uptd > 0)
  36                         printf("%dd ", uptd);
  37
  38                 printf("%d:%.2d"
  39
  40                         #ifdef SHOW_SECONDS
  41                         ":%.2d"
  42                         #endif
  43
  44                         " "
  45                         ,upth
  46                         ,uptm
  47
  48                         #ifdef SHOW_SECONDS
  49                         ,upts
  50                         #endif
  51                         );
  52         }
  53 }