1/* gettime -- get the system clock
2
3   Copyright (C) 2002, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 2, or (at your option)
8   any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program; if not, write to the Free Software Foundation,
17   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
18
19/* Written by Paul Eggert.  */
20
21#include <config.h>
22
23#include "timespec.h"
24
25#include <sys/time.h>
26
27/* Get the system time into *TS.  */
28
29void
30gettime (struct timespec *ts)
31{
32#if HAVE_NANOTIME
33  nanotime (ts);
34#else
35
36# if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
37  if (clock_gettime (CLOCK_REALTIME, ts) == 0)
38    return;
39# endif
40
41  {
42    struct timeval tv;
43    gettimeofday (&tv, NULL);
44    ts->tv_sec = tv.tv_sec;
45    ts->tv_nsec = tv.tv_usec * 1000;
46  }
47
48#endif
49}
50