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/* Copyright (C) 2002-2025 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 <unistd.h>
#include <errno.h>
#include <stdbool.h>
#ifndef TEST_FUNCTION
static int do_test (void);
# define TEST_FUNCTION do_test ()
#endif
#include "../test-skeleton.c"
#ifndef ATTR
pthread_mutexattr_t *attr;
# define ATTR attr
#endif
#ifndef ATTR_NULL
# define ATTR_NULL (ATTR == NULL)
#endif
static int
do_test (void)
{
pthread_mutex_t m;
int e = pthread_mutex_init (&m, ATTR);
if (!ATTR_NULL && e == ENOTSUP)
{
puts ("cannot support selected type of mutexes");
e = pthread_mutex_init (&m, NULL);
}
if (e != 0)
{
puts ("mutex_init failed");
return 1;
}
if (!ATTR_NULL && pthread_mutexattr_destroy (ATTR) != 0)
{
puts ("mutexattr_destroy failed");
return 1;
}
if (pthread_mutex_lock (&m) != 0)
{
puts ("1st mutex_lock 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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