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📁 ..
📄 Readme.txt(565 B)
📄 backtrace.hpp(4.46 KB)
📁 detail
📄 dynamic_thread_group.hpp(7.86 KB)
📄 implementation.cpp(12.97 KB)
📄 initialize.hpp(1.61 KB)
📄 macros.hpp(4.09 KB)
📄 spin_lock.hpp(2.17 KB)
📄 system_calls.cpp(16.5 KB)
📄 system_calls.hpp(10.27 KB)
📄 thread.hpp(9.28 KB)
📄 tracable_exception.hpp(1.5 KB)

Editing: spin_lock.hpp

/*
 * OXT - OS eXtensions for boosT
 * Provides important functionality necessary for writing robust server software.
 *
 * Copyright (c) 2010-2017 Phusion Holding B.V.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
#ifndef _OXT_SPIN_LOCK_HPP_
#define _OXT_SPIN_LOCK_HPP_

#include "macros.hpp"

// These operating systems don't support pthread spin locks:
// - OpenBSD 4.3 (last checked: July 22, 2008)
// - Solaris 9 (last checked: July 22, 2008)
// - MacOS X (last checked: July 22, 2012)
#if defined(__OpenBSD__) || defined(__SOLARIS9__) || defined(__APPLE__)
	#define OXT_NO_PTHREAD_SPINLOCKS
#endif

#if defined(__APPLE__)
	#include "detail/spin_lock_darwin.hpp"
#elif (OXT_GCC_VERSION > 40100 && (defined(__i386__) || defined(__x86_64__))) || defined(IN_DOXYGEN)
	// GCC 4.0 doesn't support __sync instructions while GCC 4.2
	// does. I'm not sure whether support for it started in 4.1 or
	// 4.2, so the above version check may have to be changed later.
	#include "detail/spin_lock_gcc_x86.hpp"
#elif !defined(WIN32) && !defined(OXT_NO_PTHREAD_SPINLOCKS)
	#include "detail/spin_lock_pthreads.hpp"
#else
	#include "detail/spin_lock_portable.hpp"
#endif

#endif /* _OXT_SPIN_LOCK_HPP_ */

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