52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
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/* gettime -- get the system clock
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Copyright (C) 2002, 2004-2007, 2009-2023 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Paul Eggert. */
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#include <config.h>
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#include "timespec.h"
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#include <sys/time.h>
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/* Get the system time into *TS. */
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void
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gettime (struct timespec *ts)
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{
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#if defined CLOCK_REALTIME && HAVE_CLOCK_GETTIME
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clock_gettime (CLOCK_REALTIME, ts);
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#elif defined HAVE_TIMESPEC_GET
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timespec_get (ts, TIME_UTC);
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#else
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struct timeval tv;
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gettimeofday (&tv, NULL);
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ts->tv_sec = tv.tv_sec;
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ts->tv_nsec = tv.tv_usec * 1000;
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#endif
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}
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/* Return the current system time as a struct timespec. */
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struct timespec
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current_timespec (void)
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{
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struct timespec ts;
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gettime (&ts);
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return ts;
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}
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