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Import the gethrxtime module from gnulib.

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gnulib 9e117ae955a5c6a0406140e62b76c3ef50e3bc2b.

* lib/gethrxtime.c, lib/gethrxtime.h, lib/gettime.c, lib/timespec.c,
lib/timespec.h, lib/xtime.h, m4/clock_time.m4, m4/gethrxtime.m4,
m4/gettime.m4, m4/timespec.m4: New files.
* m4/gnulib-cache.m4, m4/gnulib-comp.m4, lib/Makefile.am: Adjust.
This commit is contained in:
Alexandre Duret-Lutz 2012-10-08 21:59:59 +02:00
parent d7e8684d38
commit 756319739b
13 changed files with 510 additions and 2 deletions
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48
lib/gettime.c Normal file
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/* gettime -- get the system clock
Copyright (C) 2002, 2004-2007, 2009-2012 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Paul Eggert. */
#include <config.h>
#include "timespec.h"
#include <sys/time.h>
/* Get the system time into *TS. */
void
gettime (struct timespec *ts)
{
#if HAVE_NANOTIME
nanotime (ts);
#else
# if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
if (clock_gettime (CLOCK_REALTIME, ts) == 0)
return;
# endif
{
struct timeval tv;
gettimeofday (&tv, NULL);
ts->tv_sec = tv.tv_sec;
ts->tv_nsec = tv.tv_usec * 1000;
}
#endif
}