Update.

[thirdparty/glibc.git] / sysdeps / unix / time.c

/* Copyright (C) 1991, 1992, 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 Library General Public License as
   published by the Free Software Foundation; either version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If not,
   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

#include <stddef.h>		/* For NULL.  */
#include <time.h>
#include <sys/time.h>


/* Return the current time as a `time_t' and also put it in *T if T is
   not NULL.  Time is represented as seconds from Jan 1 00:00:00 1970.  */
time_t
time (t)
     time_t *t;
{
  struct timeval tv;
  time_t result;

  if (__gettimeofday (&tv, (struct timezone *) NULL))
    result = (time_t) -1;
  else
    result = (time_t) tv.tv_sec;

  if (t != NULL)
    *t = result;
  return result;
}