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/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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/>. */
/* NOTE: this tests functionality beyond POSIX. POSIX does not allow
exit to be called more than once. */
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
static pthread_barrier_t b;
static void *
tf (void *arg)
{
int r = pthread_barrier_wait (&b);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("barrier_wait failed");
exit (1);
}
exit (0);
}
static int
do_test (void)
{
if (pthread_barrier_init (&b, NULL, 2) != 0)
{
puts ("barrier_init failed");
exit (1);
}
pthread_t th;
if (pthread_create (&th, NULL, tf, NULL) != 0)
{
puts ("create failed");
exit (1);
}
int r = pthread_barrier_wait (&b);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("barrier_wait failed");
exit (1);
}
/* Do nothing. */
if (pthread_join (th, NULL) == 0)
{
puts ("join succeeded!?");
exit (1);
}
puts ("join returned!?");
exit (1);
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
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