1 /* Copyright (C) 2002-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <errno.h>
19 #include "pthreadP.h"
20 #include <futex-internal.h>
21 #include <shlib-compat.h>
22
23 int
__pthread_rwlockattr_setpshared(pthread_rwlockattr_t * attr,int pshared)24 __pthread_rwlockattr_setpshared (pthread_rwlockattr_t *attr, int pshared)
25 {
26 struct pthread_rwlockattr *iattr;
27
28 int err = futex_supports_pshared (pshared);
29 if (err != 0)
30 return err;
31
32 iattr = (struct pthread_rwlockattr *) attr;
33
34 iattr->pshared = pshared;
35
36 return 0;
37 }
38 versioned_symbol (libc, __pthread_rwlockattr_setpshared,
39 pthread_rwlockattr_setpshared, GLIBC_2_34);
40
41 #if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1, GLIBC_2_34)
42 compat_symbol (libpthread, __pthread_rwlockattr_setpshared,
43 pthread_rwlockattr_setpshared, GLIBC_2_1);
44 #endif
45