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- #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED
- #define BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED
- // MS compatible compilers support #pragma once
- #if defined(_MSC_VER) && (_MSC_VER >= 1020)
- # pragma once
- #endif
- //
- // boost/detail/sp_interlocked.hpp
- //
- // Copyright 2005, 2014 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
- //
- #include <boost/config.hpp>
- // BOOST_SP_HAS_INTRIN_H
- // VC9 has intrin.h, but it collides with <utility>
- #if defined( BOOST_MSVC ) && BOOST_MSVC >= 1600
- # define BOOST_SP_HAS_INTRIN_H
- // Unlike __MINGW64__, __MINGW64_VERSION_MAJOR is defined by MinGW-w64 for both 32 and 64-bit targets.
- #elif defined( __MINGW64_VERSION_MAJOR )
- // MinGW-w64 provides intrin.h for both 32 and 64-bit targets.
- # define BOOST_SP_HAS_INTRIN_H
- #elif defined( __LP64__ )
- // We have to use intrin.h on Cygwin 64
- # define BOOST_SP_HAS_INTRIN_H
- // Intel C++ on Windows on VC10+ stdlib
- #elif defined( BOOST_INTEL_WIN ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520
- # define BOOST_SP_HAS_INTRIN_H
- // clang-cl on Windows on VC10+ stdlib
- #elif defined( __clang__ ) && defined( _MSC_VER ) && defined( _CPPLIB_VER ) && _CPPLIB_VER >= 520
- # define BOOST_SP_HAS_INTRIN_H
- #endif
- #if defined( BOOST_USE_WINDOWS_H )
- # include <windows.h>
- # define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
- #elif defined( BOOST_USE_INTRIN_H ) || defined( BOOST_SP_HAS_INTRIN_H )
- #include <intrin.h>
- # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
- #elif defined( _WIN32_WCE )
- #if _WIN32_WCE >= 0x600
- extern "C" long __cdecl _InterlockedIncrement( long volatile * );
- extern "C" long __cdecl _InterlockedDecrement( long volatile * );
- extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
- extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
- extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
- # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
- #else
- // under Windows CE we still have old-style Interlocked* functions
- extern "C" long __cdecl InterlockedIncrement( long* );
- extern "C" long __cdecl InterlockedDecrement( long* );
- extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
- extern "C" long __cdecl InterlockedExchange( long*, long );
- extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
- # define BOOST_SP_INTERLOCKED_INCREMENT InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
- #endif
- #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
- #if defined( __CLRCALL_PURE_OR_CDECL )
- extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedIncrement( long volatile * );
- extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedDecrement( long volatile * );
- extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedCompareExchange( long volatile *, long, long );
- extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchange( long volatile *, long );
- extern "C" long __CLRCALL_PURE_OR_CDECL _InterlockedExchangeAdd( long volatile *, long );
- #else
- extern "C" long __cdecl _InterlockedIncrement( long volatile * );
- extern "C" long __cdecl _InterlockedDecrement( long volatile * );
- extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
- extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
- extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
- # if defined( BOOST_MSVC ) && BOOST_MSVC == 1310
- //From MSDN, Visual Studio .NET 2003 spedific: To declare one of the interlocked functions
- //for use as an intrinsic, the function must be declared with the leading underscore and
- //the new function must appear in a #pragma intrinsic statement.
- # pragma intrinsic( _InterlockedIncrement )
- # pragma intrinsic( _InterlockedDecrement )
- # pragma intrinsic( _InterlockedCompareExchange )
- # pragma intrinsic( _InterlockedExchange )
- # pragma intrinsic( _InterlockedExchangeAdd )
- # endif
- #endif
- # define BOOST_SP_INTERLOCKED_INCREMENT _InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT _InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE _InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
- #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) || defined( __CYGWIN__ )
- namespace boost
- {
- namespace detail
- {
- extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
- extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
- extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
- extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
- extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
- } // namespace detail
- } // namespace boost
- # define BOOST_SP_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
- # define BOOST_SP_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
- # define BOOST_SP_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
- # define BOOST_SP_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
- #else
- # error "Interlocked intrinsics not available"
- #endif
- #endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_INTERLOCKED_HPP_INCLUDED
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