sysdeps/unix/bsd/ftime.c


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/* Copyright (C) 1994-2017 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <http://www.gnu.org/licenses/>.  */

#include <sys/timeb.h>
#include <sys/time.h>

int
ftime (struct timeb *timebuf)
{
  struct timeval tv;
  struct timezone tz;

  if (__gettimeofday (&tv, &tz) < 0)
    return -1;

  timebuf->time = tv.tv_sec;
  timebuf->millitm = (tv.tv_usec + 500) / 1000;
  if (timebuf->millitm == 1000)
    {
      ++timebuf->time;
      timebuf->millitm = 0;
    }
  timebuf->timezone = tz.tz_minuteswest;
  timebuf->dstflag = tz.tz_dsttime;
  return 0;
}