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/* Spin locks. Mach version.
Copyright (C) 2002-2019 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 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 <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;
}
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