1/* gettime -- get the system clock
2
3   Copyright (C) 2002, 2004-2007, 2009-2014 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 3 of the License, or
8   (at your option) 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, see <http://www.gnu.org/licenses/>.  */
17
18/* Written by Paul Eggert.  */
19
20#include <config.h>
21
22#include "timespec.h"
23
24#include <sys/time.h>
25
26/* Get the system time into *TS.  */
27
28void
29gettime (struct timespec *ts)
30{
31#if HAVE_NANOTIME
32  nanotime (ts);
33#else
34
35# if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
36  if (clock_gettime (CLOCK_REALTIME, ts) == 0)
37    return;
38# endif
39
40  {
41    struct timeval tv;
42    gettimeofday (&tv, NULL);
43    ts->tv_sec = tv.tv_sec;
44    ts->tv_nsec = tv.tv_usec * 1000;
45  }
46
47#endif
48}
49