2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1998 Alex Nash
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include "namespace.h"
36 #include "un-namespace.h"
38 #include "thr_private.h"
40 __weak_reference(_pthread_rwlockattr_destroy, pthread_rwlockattr_destroy);
41 __weak_reference(_pthread_rwlockattr_getpshared, pthread_rwlockattr_getpshared);
42 __weak_reference(_pthread_rwlockattr_init, pthread_rwlockattr_init);
43 __weak_reference(_pthread_rwlockattr_setpshared, pthread_rwlockattr_setpshared);
46 _pthread_rwlockattr_destroy(pthread_rwlockattr_t *rwlockattr)
48 pthread_rwlockattr_t prwlockattr;
50 if (rwlockattr == NULL)
52 prwlockattr = *rwlockattr;
53 if (prwlockattr == NULL)
60 _pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *rwlockattr,
64 *pshared = (*rwlockattr)->pshared;
69 _pthread_rwlockattr_init(pthread_rwlockattr_t *rwlockattr)
71 pthread_rwlockattr_t prwlockattr;
73 if (rwlockattr == NULL)
76 prwlockattr = malloc(sizeof(struct pthread_rwlockattr));
77 if (prwlockattr == NULL)
80 prwlockattr->pshared = PTHREAD_PROCESS_PRIVATE;
81 *rwlockattr = prwlockattr;
86 _pthread_rwlockattr_setpshared(pthread_rwlockattr_t *rwlockattr, int pshared)
89 if (pshared != PTHREAD_PROCESS_PRIVATE &&
90 pshared != PTHREAD_PROCESS_SHARED)
92 (*rwlockattr)->pshared = pshared;