mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-04 19:00:09 +00:00
123 lines
3.7 KiB
C
123 lines
3.7 KiB
C
/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
|
|
|
|
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 <time.h>
|
|
#include <unistd.h>
|
|
#include <support/check.h>
|
|
#include <support/test-driver.h>
|
|
#include <support/timespec.h>
|
|
#include <support/xthread.h>
|
|
#include <support/xtime.h>
|
|
|
|
/* A bogus clock value that tells run_test to use pthread_cond_timedwait
|
|
rather than pthread_condclockwait. */
|
|
#define CLOCK_USE_ATTR_CLOCK (-1)
|
|
|
|
#if defined _POSIX_CLOCK_SELECTION && _POSIX_CLOCK_SELECTION >= 0
|
|
static int
|
|
run_test (clockid_t attr_clock, clockid_t wait_clock)
|
|
{
|
|
pthread_condattr_t condattr;
|
|
pthread_cond_t cond;
|
|
pthread_mutexattr_t mutattr;
|
|
pthread_mutex_t mut;
|
|
|
|
verbose_printf ("attr_clock = %d\n", (int) attr_clock);
|
|
|
|
TEST_COMPARE (pthread_condattr_init (&condattr), 0);
|
|
TEST_COMPARE (pthread_condattr_setclock (&condattr, attr_clock), 0);
|
|
|
|
clockid_t attr_clock_read;
|
|
TEST_COMPARE (pthread_condattr_getclock (&condattr, &attr_clock_read), 0);
|
|
TEST_COMPARE (attr_clock, attr_clock_read);
|
|
|
|
TEST_COMPARE (pthread_cond_init (&cond, &condattr), 0);
|
|
TEST_COMPARE (pthread_condattr_destroy (&condattr), 0);
|
|
|
|
xpthread_mutexattr_init (&mutattr);
|
|
xpthread_mutexattr_settype (&mutattr, PTHREAD_MUTEX_ERRORCHECK);
|
|
xpthread_mutex_init (&mut, &mutattr);
|
|
xpthread_mutexattr_destroy (&mutattr);
|
|
|
|
xpthread_mutex_lock (&mut);
|
|
TEST_COMPARE (pthread_mutex_lock (&mut), EDEADLK);
|
|
|
|
struct timespec ts_timeout;
|
|
xclock_gettime (wait_clock == CLOCK_USE_ATTR_CLOCK ? attr_clock : wait_clock,
|
|
&ts_timeout);
|
|
|
|
/* Wait one second. */
|
|
++ts_timeout.tv_sec;
|
|
|
|
if (wait_clock == CLOCK_USE_ATTR_CLOCK) {
|
|
TEST_COMPARE (pthread_cond_timedwait (&cond, &mut, &ts_timeout), ETIMEDOUT);
|
|
TEST_TIMESPEC_BEFORE_NOW (ts_timeout, attr_clock);
|
|
} else {
|
|
TEST_COMPARE (pthread_cond_clockwait (&cond, &mut, wait_clock, &ts_timeout),
|
|
ETIMEDOUT);
|
|
TEST_TIMESPEC_BEFORE_NOW (ts_timeout, wait_clock);
|
|
}
|
|
|
|
xpthread_mutex_unlock (&mut);
|
|
xpthread_mutex_destroy (&mut);
|
|
TEST_COMPARE (pthread_cond_destroy (&cond), 0);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
#if !defined _POSIX_CLOCK_SELECTION || _POSIX_CLOCK_SELECTION == -1
|
|
|
|
FAIL_UNSUPPORTED ("_POSIX_CLOCK_SELECTION not supported, test skipped");
|
|
|
|
#else
|
|
|
|
run_test (CLOCK_REALTIME, CLOCK_USE_ATTR_CLOCK);
|
|
|
|
# if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0
|
|
# if _POSIX_MONOTONIC_CLOCK == 0
|
|
int e = sysconf (_SC_MONOTONIC_CLOCK);
|
|
if (e < 0)
|
|
puts ("CLOCK_MONOTONIC not supported");
|
|
else if (e == 0)
|
|
FAIL_RET ("sysconf (_SC_MONOTONIC_CLOCK) must not return 0");
|
|
else
|
|
# endif
|
|
{
|
|
run_test (CLOCK_MONOTONIC, CLOCK_USE_ATTR_CLOCK);
|
|
run_test (CLOCK_REALTIME, CLOCK_MONOTONIC);
|
|
run_test (CLOCK_MONOTONIC, CLOCK_MONOTONIC);
|
|
run_test (CLOCK_MONOTONIC, CLOCK_REALTIME);
|
|
}
|
|
# else
|
|
puts ("_POSIX_MONOTONIC_CLOCK not defined");
|
|
# endif
|
|
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
#include <support/test-driver.c>
|