forked from boostorg/smart_ptr
		
	
		
			
				
	
	
		
			54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
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#define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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//
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//  boost/detail/spinlock.hpp
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//
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//  Copyright (c) 2008 Peter Dimov
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//
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//  Distributed under the Boost Software License, Version 1.0.
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//  See accompanying file LICENSE_1_0.txt or copy at
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//  http://www.boost.org/LICENSE_1_0.txt)
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//
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//  struct spinlock
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//  {
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//      void lock();
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//      bool try_lock();
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//      void unlock();
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//
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//      class scoped_lock;
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//  };
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//
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//  #define BOOST_DETAIL_SPINLOCK_INIT <unspecified>
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//
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#include <boost/config.hpp>
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#include <boost/smart_ptr/detail/sp_has_sync.hpp>
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#if defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ )
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#  include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp>
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#elif defined( BOOST_SP_HAS_SYNC )
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#  include <boost/smart_ptr/detail/spinlock_sync.hpp>
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#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
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#  include <boost/smart_ptr/detail/spinlock_w32.hpp>
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#elif defined(BOOST_HAS_PTHREADS)
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#  include <boost/smart_ptr/detail/spinlock_pt.hpp>
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#elif !defined(BOOST_HAS_THREADS)
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#  include <boost/smart_ptr/detail/spinlock_nt.hpp>
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#else
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#  error Unrecognized threading platform
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#endif
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#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
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