minix/lib/libc/sys/gettimeofday.c

   1 /*
   2 gettimeofday.c
   3 */
   4
   5 #include <sys/cdefs.h>
   6 #include "namespace.h"
   7 #include <lib.h>
   8
   9 #include <string.h>
  10 #include <sys/time.h>
  11
  12 int gettimeofday(struct timeval *__restrict tp, void *__restrict tzp)
  13 {
  14   message m;
  15
  16   memset(&m, 0, sizeof(m));
  17
  18   if (_syscall(PM_PROC_NR, PM_GETTIMEOFDAY, &m) < 0)
  19         return -1;
  20
  21   tp->tv_sec = m.m_pm_lc_time.sec;
  22   tp->tv_usec = m.m_pm_lc_time.nsec / 1000;
  23
  24   return 0;
  25 }
  26