mirror of
https://github.com/boostorg/smart_ptr.git
synced 2025-10-31 07:41:38 +01:00
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
#ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
|
|
#define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
|
|
|
|
// MS compatible compilers support #pragma once
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
|
|
# pragma once
|
|
#endif
|
|
|
|
//
|
|
// boost/detail/spinlock.hpp
|
|
//
|
|
// Copyright (c) 2008 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)
|
|
//
|
|
// struct spinlock
|
|
// {
|
|
// void lock();
|
|
// bool try_lock();
|
|
// void unlock();
|
|
//
|
|
// class scoped_lock;
|
|
// };
|
|
//
|
|
// #define BOOST_DETAIL_SPINLOCK_INIT <unspecified>
|
|
//
|
|
|
|
#include <boost/smart_ptr/detail/sp_has_gcc_intrinsics.hpp>
|
|
#include <boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp>
|
|
#include <boost/smart_ptr/detail/deprecated_macros.hpp>
|
|
#include <boost/config.hpp>
|
|
|
|
#if defined( BOOST_SP_USE_STD_ATOMIC )
|
|
# include <boost/smart_ptr/detail/spinlock_std_atomic.hpp>
|
|
|
|
#elif defined( BOOST_SP_USE_PTHREADS )
|
|
# include <boost/smart_ptr/detail/spinlock_pt.hpp>
|
|
|
|
#elif defined( BOOST_SP_HAS_GCC_INTRINSICS )
|
|
# include <boost/smart_ptr/detail/spinlock_gcc_atomic.hpp>
|
|
|
|
#elif !defined( BOOST_NO_CXX11_HDR_ATOMIC )
|
|
# include <boost/smart_ptr/detail/spinlock_std_atomic.hpp>
|
|
|
|
#elif defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ )
|
|
# include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp>
|
|
|
|
#elif defined( BOOST_SP_HAS_SYNC_INTRINSICS )
|
|
# include <boost/smart_ptr/detail/spinlock_sync.hpp>
|
|
|
|
#elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__)
|
|
# include <boost/smart_ptr/detail/spinlock_w32.hpp>
|
|
|
|
#elif defined(BOOST_HAS_PTHREADS)
|
|
# include <boost/smart_ptr/detail/spinlock_pt.hpp>
|
|
|
|
#elif !defined(BOOST_HAS_THREADS)
|
|
# include <boost/smart_ptr/detail/spinlock_nt.hpp>
|
|
|
|
#else
|
|
# error Unrecognized threading platform
|
|
#endif
|
|
|
|
#endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED
|