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Sourcecode: coreutils version File versions

settime.c

/* settime -- set the system clock
   Copyright (C) 2002 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2, or (at your option)
   any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software Foundation,
   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

/* Written by Paul Eggert.  */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include "timespec.h"

/* Set the system time.  */

int
settime (struct timespec const *ts)
{
#if defined CLOCK_REALTIME && HAVE_CLOCK_SETTIME
  if (clock_settime (CLOCK_REALTIME, ts) == 0)
    return 0;
#endif

  {
    struct timeval tv;

    tv.tv_sec = ts->tv_sec;
    tv.tv_usec = ts->tv_nsec / 1000;
    return settimeofday (&tv, 0);
  }
}

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