1 /* Copyright (C) 2002-2017 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
25 static int do_test (void);
27 #define TEST_FUNCTION do_test ()
28 #include "../test-skeleton.c"
30 static pthread_mutex_t m
= PTHREAD_MUTEX_INITIALIZER
;
31 static pthread_rwlock_t r
;
37 if (pthread_rwlock_wrlock (&r
) == 0)
39 puts ("child: rwlock_wrlock succeeded");
43 puts ("child: rwlock_wrlock returned");
54 if (pthread_rwlock_init (&r
, NULL
) != 0)
56 puts ("rwlock_init failed");
60 if (pthread_rwlock_wrlock (&r
) != 0)
62 puts ("rwlock_wrlock failed");
66 if (pthread_mutex_lock (&m
) != 0)
68 puts ("mutex_lock failed");
72 if (pthread_create (&th
, NULL
, tf
, NULL
) != 0)
74 puts ("create failed");
79 /* This call should never return. */
80 xpthread_mutex_lock (&m
);
82 puts ("2nd mutex_lock returned");