1  /* Definitions of user-visible names for spin locks.
       2     Copyright (C) 1994-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifndef _SPIN_LOCK_H
      20  #define _SPIN_LOCK_H
      21  
      22  #include <lock-intern.h>	/* This does all the work.  */
      23  
      24  typedef __spin_lock_t spin_lock_t;
      25  #define SPIN_LOCK_INITIALIZER	__SPIN_LOCK_INITIALIZER
      26  
      27  #define spin_lock_init(lock)	__spin_lock_init (lock)
      28  #define spin_lock(lock)		__spin_lock (lock)
      29  #define spin_try_lock(lock)	__spin_try_lock (lock)
      30  #define spin_unlock(lock)	__spin_unlock (lock)
      31  #define spin_lock_locked(lock)	__spin_lock_locked (lock)
      32  
      33  #endif /* spin-lock.h */