blob: 48844ad51fc40ff740e7fea0407f4a98616f356a (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
/* Copyright (C) 2002-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <string.h>
#include <pthreadP.h>
int
__pthread_mutexattr_init (pthread_mutexattr_t *attr)
{
ASSERT_TYPE_SIZE (pthread_mutexattr_t, __SIZEOF_PTHREAD_MUTEXATTR_T);
ASSERT_PTHREAD_INTERNAL_SIZE (pthread_mutexattr_t,
struct pthread_mutexattr);
if (sizeof (struct pthread_mutexattr) != sizeof (pthread_mutexattr_t))
memset (attr, '\0', sizeof (*attr));
/* We use bit 31 to signal whether the mutex is going to be
process-shared or not. By default it is zero, i.e., the mutex is
not process-shared. */
((struct pthread_mutexattr *) attr)->mutexkind = PTHREAD_MUTEX_NORMAL;
return 0;
}
weak_alias (__pthread_mutexattr_init, pthread_mutexattr_init)
hidden_def (__pthread_mutexattr_init)
|
