2 * Copyright (c) 1998 Alex Nash
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #include "thr_private.h"
35 LT10_COMPAT_PRIVATE(_pthread_rwlockattr_destroy);
36 LT10_COMPAT_DEFAULT(pthread_rwlockattr_destroy);
37 LT10_COMPAT_PRIVATE(_pthread_rwlockattr_getpshared);
38 LT10_COMPAT_DEFAULT(pthread_rwlockattr_getpshared);
39 LT10_COMPAT_PRIVATE(_pthread_rwlockattr_init);
40 LT10_COMPAT_DEFAULT(pthread_rwlockattr_init);
41 LT10_COMPAT_PRIVATE(_pthread_rwlockattr_setpshared);
42 LT10_COMPAT_DEFAULT(pthread_rwlockattr_setpshared);
44 __weak_reference(_pthread_rwlockattr_destroy, pthread_rwlockattr_destroy);
45 __weak_reference(_pthread_rwlockattr_getpshared, pthread_rwlockattr_getpshared);
46 __weak_reference(_pthread_rwlockattr_init, pthread_rwlockattr_init);
47 __weak_reference(_pthread_rwlockattr_setpshared, pthread_rwlockattr_setpshared);
50 _pthread_rwlockattr_destroy(pthread_rwlockattr_t *rwlockattr)
52 pthread_rwlockattr_t prwlockattr;
54 if (rwlockattr == NULL)
57 prwlockattr = *rwlockattr;
59 if (prwlockattr == NULL)
68 _pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *rwlockattr,
71 *pshared = (*rwlockattr)->pshared;
77 _pthread_rwlockattr_init(pthread_rwlockattr_t *rwlockattr)
79 pthread_rwlockattr_t prwlockattr;
81 if (rwlockattr == NULL)
84 prwlockattr = (pthread_rwlockattr_t)
85 malloc(sizeof(struct pthread_rwlockattr));
87 if (prwlockattr == NULL)
90 prwlockattr->pshared = PTHREAD_PROCESS_PRIVATE;
91 *rwlockattr = prwlockattr;
97 _pthread_rwlockattr_setpshared(pthread_rwlockattr_t *rwlockattr, int pshared)
99 /* Only PTHREAD_PROCESS_PRIVATE is supported. */
100 if (pshared != PTHREAD_PROCESS_PRIVATE)
103 (*rwlockattr)->pshared = pshared;