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/* Check pthread_clockjoin_np clock support.
Copyright (C) 2020-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <sys/time.h>
#include <unistd.h>
#include <errno.h>
#include <array_length.h>
#include <support/check.h>
#include <support/timespec.h>
#include <support/xthread.h>
static void *
tf (void *arg)
{
pause ();
return NULL;
}
static int
do_test (void)
{
const clockid_t clocks[] = {
CLOCK_REALTIME,
CLOCK_MONOTONIC,
CLOCK_PROCESS_CPUTIME_ID,
CLOCK_THREAD_CPUTIME_ID,
CLOCK_THREAD_CPUTIME_ID,
CLOCK_MONOTONIC_RAW,
CLOCK_REALTIME_COARSE,
CLOCK_MONOTONIC_COARSE,
#ifdef CLOCK_BOOTTIME
CLOCK_BOOTTIME,
#endif
#ifdef CLOCK_REALTIME_ALARM
CLOCK_REALTIME_ALARM,
#endif
#ifdef CLOCK_BOOTTIME_ALARM
CLOCK_BOOTTIME_ALARM,
#endif
#ifdef CLOCK_TAI
CLOCK_TAI
#endif
};
pthread_t thr = xpthread_create (NULL, tf, NULL);
for (int t = 0; t < array_length (clocks); t++)
{
/* Create a valid timeout to check for ETIMEDOUT on valid clocks. */
struct timespec tmo;
if (clock_gettime (clocks[t], &tmo) == -1)
/* For clocks not supported, create a large timeout (it should
fail early with EINVAL). */
tmo = make_timespec (-1, 0);
else
tmo = timespec_add (tmo, make_timespec (0, 100000000));
int ret = clocks[t] == CLOCK_REALTIME || clocks[t] == CLOCK_MONOTONIC
? ETIMEDOUT : EINVAL;
TEST_COMPARE (pthread_clockjoin_np (thr, NULL, clocks[t], &tmo), ret);
}
return 0;
}
#include <support/test-driver.c>
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