mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-22 21:10:07 +00:00
67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/* Test pthread_cond_clockwait timeout.
|
|
|
|
Copyright (C) 2019-2023 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 <errno.h>
|
|
#include <pthread.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include <sys/time.h>
|
|
#include <support/check.h>
|
|
#include <support/timespec.h>
|
|
#include <support/xthread.h>
|
|
|
|
|
|
static pthread_mutex_t mut = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
|
|
static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
|
|
|
|
|
|
static int
|
|
do_test_clock (clockid_t clockid)
|
|
{
|
|
/* Get the mutex. */
|
|
xpthread_mutex_lock (&mut);
|
|
|
|
/* Waiting for the condition will fail. But we want the timeout here. */
|
|
const struct timespec ts_now = xclock_now (clockid);
|
|
const struct timespec ts_timeout =
|
|
timespec_add (ts_now, make_timespec (0, 500000000));
|
|
|
|
/* In theory pthread_cond_clockwait could return zero here due to
|
|
spurious wakeup. However that can't happen without a signal or an
|
|
additional waiter. */
|
|
TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, clockid, &ts_timeout),
|
|
ETIMEDOUT);
|
|
|
|
xpthread_mutex_unlock (&mut);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
do_test_clock (CLOCK_MONOTONIC);
|
|
do_test_clock (CLOCK_REALTIME);
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|