1/* Copyright (C) 2002-2023 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 <shlib-compat.h>
21
22int
23___pthread_mutexattr_settype (pthread_mutexattr_t *attr, int kind)
24{
25 struct pthread_mutexattr *iattr;
26
27 if (kind < PTHREAD_MUTEX_NORMAL || kind > PTHREAD_MUTEX_ADAPTIVE_NP)
28 return EINVAL;
29
30 /* Cannot distinguish between DEFAULT and NORMAL. So any settype
31 call disables elision for now. */
32 if (kind == PTHREAD_MUTEX_NORMAL)
33 kind |= PTHREAD_MUTEX_NO_ELISION_NP;
34
35 iattr = (struct pthread_mutexattr *) attr;
36
37 iattr->mutexkind = (iattr->mutexkind & PTHREAD_MUTEXATTR_FLAG_BITS) | kind;
38
39 return 0;
40}
41versioned_symbol (libc, ___pthread_mutexattr_settype,
42 pthread_mutexattr_settype, GLIBC_2_34);
43libc_hidden_ver (___pthread_mutexattr_settype, __pthread_mutexattr_settype)
44#ifndef SHARED
45strong_alias (___pthread_mutexattr_settype, __pthread_mutexattr_settype)
46#endif
47
48#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_34)
49compat_symbol (libpthread, ___pthread_mutexattr_settype,
50 pthread_mutexattr_setkind_np, GLIBC_2_0);
51compat_symbol (libpthread, ___pthread_mutexattr_settype,
52 __pthread_mutexattr_settype, GLIBC_2_0);
53#endif
54
55#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_1, GLIBC_2_34)
56compat_symbol (libpthread, ___pthread_mutexattr_settype,
57 pthread_mutexattr_settype, GLIBC_2_1);
58#endif
59