lib/stime.c

   1 /* stime -- set the system clock
   2    Copyright (C) 1989, 1991 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 2, or (at your option)
   7    any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, write to the Free Software Foundation,
  16    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  17
  18 /* David MacKenzie <djm@ai.mit.edu> */
  19
  20 #ifdef HAVE_CONFIG_H
  21 # include <config.h>
  22 #endif
  23
  24 #include <sys/types.h>
  25 #include <sys/time.h>
  26
  27 /* Set the system time to *WHEN seconds past the start of 1970 GMT. */
  28
  29 int
  30 stime (when)
  31      time_t *when;
  32 {
  33   struct timeval tv;
  34
  35   tv.tv_sec = *when;
  36   tv.tv_usec = 0;
  37   return settimeofday (&tv, (struct timezone *) 0);
  38 }