Line data    Source code

       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 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             : 
      28             : void
      29         296 : gettime (struct timespec *ts)
      30             : {
      31             : #if HAVE_NANOTIME
      32             :   nanotime (ts);
      33             : #else
      34             : 
      35             : # if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
      36         296 :   if (clock_gettime (CLOCK_REALTIME, ts) == 0)
      37         296 :     return;
      38             : # endif
      39             : 
      40             :   {
      41             :     struct timeval tv;
      42           0 :     gettimeofday (&tv, NULL);
      43           0 :     ts->tv_sec = tv.tv_sec;
      44           0 :     ts->tv_nsec = tv.tv_usec * 1000;
      45             :   }
      46             : 
      47             : #endif
      48             : }