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Edit File: atomic_count.hpp

#ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED #define BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED // MS compatible compilers support #pragma once #if defined(_MSC_VER) && (_MSC_VER >= 1020) # pragma once #endif // // boost/detail/atomic_count.hpp - thread/SMP safe reference counter // // Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd. // Copyright (c) 2013 Peter Dimov // // Distributed under the Boost Software License, Version 1.0. // See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt // // typedef <implementation-defined> boost::detail::atomic_count; // // atomic_count a(n); // // (n is convertible to long) // // Effects: Constructs an atomic_count with an initial value of n // // a; // // Returns: (long) the current value of a // Memory Ordering: acquire // // ++a; // // Effects: Atomically increments the value of a // Returns: (long) the new value of a // Memory Ordering: acquire/release // // --a; // // Effects: Atomically decrements the value of a // Returns: (long) the new value of a // Memory Ordering: acquire/release // #include <boost/config.hpp> #include <boost/smart_ptr/detail/sp_has_sync.hpp> #if defined( BOOST_AC_DISABLE_THREADS ) # include <boost/smart_ptr/detail/atomic_count_nt.hpp> #elif defined( BOOST_AC_USE_STD_ATOMIC ) # include <boost/smart_ptr/detail/atomic_count_std_atomic.hpp> #elif defined( BOOST_AC_USE_SPINLOCK ) # include <boost/smart_ptr/detail/atomic_count_spin.hpp> #elif defined( BOOST_AC_USE_PTHREADS ) # include <boost/smart_ptr/detail/atomic_count_pt.hpp> #elif defined( BOOST_SP_DISABLE_THREADS ) # include <boost/smart_ptr/detail/atomic_count_nt.hpp> #elif defined( BOOST_SP_USE_STD_ATOMIC ) # include <boost/smart_ptr/detail/atomic_count_std_atomic.hpp> #elif defined( BOOST_SP_USE_SPINLOCK ) # include <boost/smart_ptr/detail/atomic_count_spin.hpp> #elif defined( BOOST_SP_USE_PTHREADS ) # include <boost/smart_ptr/detail/atomic_count_pt.hpp> #elif defined( BOOST_DISABLE_THREADS ) && !defined( BOOST_SP_ENABLE_THREADS ) && !defined( BOOST_DISABLE_WIN32 ) # include <boost/smart_ptr/detail/atomic_count_nt.hpp> #elif !defined( BOOST_NO_CXX11_HDR_ATOMIC ) # include <boost/smart_ptr/detail/atomic_count_std_atomic.hpp> #elif defined( __GNUC__ ) && ( defined( __i386__ ) || defined( __x86_64__ ) ) && !defined( __PATHSCALE__ ) # include <boost/smart_ptr/detail/atomic_count_gcc_x86.hpp> #elif defined( BOOST_SP_HAS_SYNC ) # include <boost/smart_ptr/detail/atomic_count_sync.hpp> #elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) # include <boost/smart_ptr/detail/atomic_count_win32.hpp> #elif defined(__GLIBCPP__) || defined(__GLIBCXX__) # include <boost/smart_ptr/detail/atomic_count_gcc.hpp> #elif !defined( BOOST_HAS_THREADS ) # include <boost/smart_ptr/detail/atomic_count_nt.hpp> #else # include <boost/smart_ptr/detail/atomic_count_spin.hpp> #endif #endif // #ifndef BOOST_SMART_PTR_DETAIL_ATOMIC_COUNT_HPP_INCLUDED