blob: b2e00eab81b44a234acdf8dcf662a20d51b8c21d (
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
|
/* Spin locks. Mach version.
Copyright (C) 2002-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, see <http://www.gnu.org/licenses/>. */
#include <machine-lock.h>
/* In glibc. */
extern void __spin_lock_solid (__spin_lock_t *lock);
/* Lock the spin lock object LOCK. If the lock is held by another
thread spin until it becomes available. */
int
_pthread_spin_lock (__spin_lock_t *lock)
{
__spin_lock_solid (lock);
return 0;
}
|
