mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-27 05:00:15 +00:00
142 lines
2.9 KiB
C
142 lines
2.9 KiB
C
/* Copyright (C) 2003-2016 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <pthread.h>
|
|
#include <semaphore.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <sys/time.h>
|
|
|
|
|
|
static pthread_barrier_t bar;
|
|
static sem_t sem;
|
|
|
|
|
|
static void
|
|
cleanup (void *arg)
|
|
{
|
|
static int ncall;
|
|
|
|
if (++ncall != 1)
|
|
{
|
|
puts ("second call to cleanup");
|
|
exit (1);
|
|
}
|
|
|
|
printf ("cleanup call #%d\n", ncall);
|
|
}
|
|
|
|
|
|
static void *
|
|
tf (void *arg)
|
|
{
|
|
int e;
|
|
|
|
pthread_cleanup_push (cleanup, NULL);
|
|
|
|
e = pthread_barrier_wait (&bar);
|
|
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
|
|
{
|
|
puts ("tf: 1st barrier_wait failed");
|
|
exit (1);
|
|
}
|
|
|
|
struct timeval tv;
|
|
(void) gettimeofday (&tv, NULL);
|
|
|
|
struct timespec ts;
|
|
TIMEVAL_TO_TIMESPEC (&tv, &ts);
|
|
|
|
/* Timeout in 5 seconds. */
|
|
ts.tv_sec += 5;
|
|
|
|
/* This call should block and be cancelable. */
|
|
errno = 0;
|
|
e = sem_timedwait (&sem, &ts);
|
|
|
|
pthread_cleanup_pop (0);
|
|
|
|
printf ("sem_timedwait returned, e = %d, errno = %d\n", e, errno);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
pthread_t th;
|
|
|
|
if (pthread_barrier_init (&bar, NULL, 2) != 0)
|
|
{
|
|
puts ("barrier_init failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (sem_init (&sem, 0, 0) != 0)
|
|
{
|
|
puts ("sem_init failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (pthread_create (&th, NULL, tf, NULL) != 0)
|
|
{
|
|
puts ("create failed");
|
|
exit (1);
|
|
}
|
|
|
|
int e = pthread_barrier_wait (&bar);
|
|
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
|
|
{
|
|
puts ("1st barrier_wait failed");
|
|
exit (1);
|
|
}
|
|
|
|
/* Give the child a chance to go to sleep in sem_wait. */
|
|
sleep (1);
|
|
|
|
/* Check whether cancellation is honored when waiting in sem_timedwait. */
|
|
if (pthread_cancel (th) != 0)
|
|
{
|
|
puts ("1st cancel failed");
|
|
exit (1);
|
|
}
|
|
|
|
void *r;
|
|
if (pthread_join (th, &r) != 0)
|
|
{
|
|
puts ("join failed");
|
|
exit (1);
|
|
}
|
|
|
|
if (r != PTHREAD_CANCELED)
|
|
{
|
|
puts ("thread not canceled");
|
|
exit (1);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|