glibc/nptl/tst-rwlock13.c

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/* Copyright (C) 2004-2017 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
<http://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <stdio.h>
#include <string.h>
static int
do_test (void)
{
pthread_rwlock_t r;
int ret;
memset (&r, 0xaa, sizeof (r));
if ((ret = pthread_rwlock_init (&r, NULL)) != 0)
{
printf ("rwlock_init failed: %d\n", ret);
return 1;
}
if ((ret = pthread_rwlock_rdlock (&r)) != 0)
{
printf ("rwlock_rdlock failed: %d\n", ret);
return 1;
}
if ((ret = pthread_rwlock_unlock (&r)) != 0)
{
printf ("rwlock_unlock failed: %d\n", ret);
return 1;
}
if ((ret = pthread_rwlock_wrlock (&r)) != 0)
{
printf ("rwlock_wrlock failed: %d\n", ret);
return 1;
}
if ((ret = pthread_rwlock_unlock (&r)) != 0)
{
printf ("second rwlock_unlock failed: %d\n", ret);
return 1;
}
if ((ret = pthread_rwlock_destroy (&r)) != 0)
{
printf ("second rwlock_destroy failed: %d\n", ret);
return 1;
}
return 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"