| [29] | 1 | #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED |
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| 2 | #define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED |
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| 3 | |
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| 4 | // MS compatible compilers support #pragma once |
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| 5 | |
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| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020) |
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| 7 | # pragma once |
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| 8 | #endif |
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| 9 | |
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| 10 | // |
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| 11 | // boost/detail/interlocked.hpp |
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| 12 | // |
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| 13 | // Copyright 2005 Peter Dimov |
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| 14 | // |
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| 15 | // Distributed under the Boost Software License, Version 1.0. (See |
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| 16 | // accompanying file LICENSE_1_0.txt or copy at |
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| 17 | // http://www.boost.org/LICENSE_1_0.txt) |
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| 18 | // |
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| 19 | |
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| 20 | #include <boost/config.hpp> |
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| 21 | |
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| 22 | #if defined( BOOST_USE_WINDOWS_H ) |
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| 23 | |
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| 24 | # include <windows.h> |
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| 25 | |
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| 26 | # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement |
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| 27 | # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement |
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| 28 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange |
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| 29 | # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange |
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| 30 | # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd |
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| 31 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer |
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| 32 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer |
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| 33 | |
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| 34 | #elif defined(_WIN32_WCE) |
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| 35 | |
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| 36 | // under Windows CE we still have old-style Interlocked* functions |
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| 37 | |
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| 38 | extern "C" long __cdecl InterlockedIncrement( long* ); |
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| 39 | extern "C" long __cdecl InterlockedDecrement( long* ); |
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| 40 | extern "C" long __cdecl InterlockedCompareExchange( long*, long, long ); |
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| 41 | extern "C" long __cdecl InterlockedExchange( long*, long ); |
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| 42 | extern "C" long __cdecl InterlockedExchangeAdd( long*, long ); |
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| 43 | |
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| 44 | # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement |
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| 45 | # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement |
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| 46 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange |
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| 47 | # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange |
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| 48 | # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd |
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| 49 | |
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| 50 | #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN ) |
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| 51 | |
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| 52 | extern "C" long __cdecl _InterlockedIncrement( long volatile * ); |
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| 53 | extern "C" long __cdecl _InterlockedDecrement( long volatile * ); |
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| 54 | extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long ); |
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| 55 | extern "C" long __cdecl _InterlockedExchange( long volatile *, long); |
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| 56 | extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long); |
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| 57 | |
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| 58 | # pragma intrinsic( _InterlockedIncrement ) |
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| 59 | # pragma intrinsic( _InterlockedDecrement ) |
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| 60 | # pragma intrinsic( _InterlockedCompareExchange ) |
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| 61 | # pragma intrinsic( _InterlockedExchange ) |
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| 62 | # pragma intrinsic( _InterlockedExchangeAdd ) |
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| 63 | |
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| 64 | # if defined(_M_IA64) || defined(_M_AMD64) |
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| 65 | |
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| 66 | extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* ); |
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| 67 | extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* ); |
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| 68 | |
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| 69 | # pragma intrinsic( _InterlockedCompareExchangePointer ) |
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| 70 | # pragma intrinsic( _InterlockedExchangePointer ) |
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| 71 | |
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| 72 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer |
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| 73 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer |
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| 74 | |
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| 75 | # else |
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| 76 | |
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| 77 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \ |
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| 78 | ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare))) |
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| 79 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \ |
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| 80 | ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange))) |
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| 81 | |
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| 82 | # endif |
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| 83 | |
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| 84 | # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement |
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| 85 | # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement |
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| 86 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange |
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| 87 | # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange |
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| 88 | # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd |
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| 89 | |
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| 90 | #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ ) |
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| 91 | |
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| 92 | namespace boost |
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| 93 | { |
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| 94 | |
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| 95 | namespace detail |
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| 96 | { |
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| 97 | |
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| 98 | extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * ); |
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| 99 | extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * ); |
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| 100 | extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long ); |
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| 101 | extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long ); |
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| 102 | extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long ); |
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| 103 | |
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| 104 | } // namespace detail |
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| 105 | |
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| 106 | } // namespace boost |
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| 107 | |
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| 108 | # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement |
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| 109 | # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement |
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| 110 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange |
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| 111 | # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange |
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| 112 | # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd |
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| 113 | |
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| 114 | # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \ |
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| 115 | ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare))) |
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| 116 | # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \ |
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| 117 | ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange))) |
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| 118 | |
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| 119 | #else |
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| 120 | |
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| 121 | # error "Interlocked intrinsics not available" |
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| 122 | |
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| 123 | #endif |
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| 124 | |
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| 125 | #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED |
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