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threading.h
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/*
* Copyright (c) 2022 Apple Inc. All Rights Reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/***********************************************************************
* threading.h
* Threading support
**********************************************************************/
#ifndef _OBJC_THREADING_H
#define _OBJC_THREADING_H
// TLS key identifiers
enum class tls_key {
main = 0,
sync_data = 1,
sync_count = 2,
autorelease_pool = 3,
#if SUPPORT_RETURN_AUTORELEASE
return_autorelease_object = 4,
return_autorelease_address = 5
#endif
};
#if OBJC_THREADING_PACKAGE == OBJC_THREADING_NONE
#include "nothreads.h"
#elif OBJC_THREADING_PACKAGE == OBJC_THREADING_DARWIN
#include "darwin.h"
#elif OBJC_THREADING_PACKAGE == OBJC_THREADING_PTHREADS
#include "pthreads.h"
#elif OBJC_THREADING_PACKAGE == OBJC_THREADING_C11THREADS
#include "c11threads.h"
#else
#error No threading package selected in objc-config.h
#endif
#include "mixins.h"
#include "lockdebug.h"
#include "tls.h"
using objc_lock_t = locker_mixin<lockdebug::lock_mixin<objc_lock_base_t>>;
using objc_recursive_lock_t =
locker_mixin<lockdebug::lock_mixin<objc_recursive_lock_base_t>>;
using objc_nodebug_lock_t = locker_mixin<objc_lock_base_t>;
#endif // _OBJC_THREADING_H