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/* Copyright (C) 2002-2022 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 <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
static int do_test (void);
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER;
static pthread_rwlock_t r;
static void *
tf (void *arg)
{
if (pthread_rwlock_wrlock (&r) == 0)
{
puts ("child: rwlock_wrlock succeeded");
exit (1);
}
puts ("child: rwlock_wrlock returned");
exit (1);
}
static int
do_test (void)
{
pthread_t th;
if (pthread_rwlock_init (&r, NULL) != 0)
{
puts ("rwlock_init failed");
return 1;
}
if (pthread_rwlock_wrlock (&r) != 0)
{
puts ("rwlock_wrlock failed");
return 1;
}
if (pthread_mutex_lock (&m) != 0)
{
puts ("mutex_lock failed");
return 1;
}
if (pthread_create (&th, NULL, tf, NULL) != 0)
{
puts ("create failed");
return 1;
}
delayed_exit (1);
/* This call should never return. */
xpthread_mutex_lock (&m);
puts ("2nd mutex_lock returned");
return 1;
}
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