glibc/sysdeps/unix/stime.c

42 lines
1.2 KiB
C

/* Copyright (C) 1992, 1996, 1997, 2001 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <stddef.h> /* For NULL. */
#include <sys/time.h>
#include <time.h>
/* Set the system clock to *WHEN. */
int
stime (when)
const time_t *when;
{
struct timeval tv;
if (when == NULL)
{
__set_errno (EINVAL);
return -1;
}
tv.tv_sec = *when;
tv.tv_usec = 0;
return __settimeofday (&tv, (struct timezone *) 0);
}