epoc32/include/stdapis/boost/detail/interlocked.hpp
author William Roberts <williamr@symbian.org>
Wed, 31 Mar 2010 12:33:34 +0100
branchSymbian3
changeset 4 837f303aceeb
permissions -rw-r--r--
Current Symbian^3 public API header files (from PDK 3.0.h)
This is the epoc32/include tree with the "platform" subtrees removed, and
all but a selected few mbg and rsg files removed.
     1 #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
     2 #define BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED
     3 
     4 // MS compatible compilers support #pragma once
     5 
     6 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
     7 # pragma once
     8 #endif
     9 
    10 //
    11 //  boost/detail/interlocked.hpp
    12 //
    13 //  Copyright 2005 Peter Dimov
    14 //
    15 //  Distributed under the Boost Software License, Version 1.0. (See
    16 //  accompanying file LICENSE_1_0.txt or copy at
    17 //  http://www.boost.org/LICENSE_1_0.txt)
    18 //
    19 
    20 #include <boost/config.hpp>
    21 
    22 #if defined( BOOST_USE_WINDOWS_H )
    23 
    24 # include <windows.h>
    25 
    26 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
    27 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
    28 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
    29 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
    30 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
    31 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER InterlockedCompareExchangePointer
    32 # define BOOST_INTERLOCKED_EXCHANGE_POINTER InterlockedExchangePointer
    33 
    34 #elif defined(_WIN32_WCE)
    35 
    36 // under Windows CE we still have old-style Interlocked* functions
    37 
    38 extern "C" long __cdecl InterlockedIncrement( long* );
    39 extern "C" long __cdecl InterlockedDecrement( long* );
    40 extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
    41 extern "C" long __cdecl InterlockedExchange( long*, long );
    42 extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
    43 
    44 # define BOOST_INTERLOCKED_INCREMENT InterlockedIncrement
    45 # define BOOST_INTERLOCKED_DECREMENT InterlockedDecrement
    46 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE InterlockedCompareExchange
    47 # define BOOST_INTERLOCKED_EXCHANGE InterlockedExchange
    48 # define BOOST_INTERLOCKED_EXCHANGE_ADD InterlockedExchangeAdd
    49 
    50 #elif defined( BOOST_MSVC ) || defined( BOOST_INTEL_WIN )
    51 
    52 extern "C" long __cdecl _InterlockedIncrement( long volatile * );
    53 extern "C" long __cdecl _InterlockedDecrement( long volatile * );
    54 extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
    55 extern "C" long __cdecl _InterlockedExchange( long volatile *, long);
    56 extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long);
    57 
    58 # pragma intrinsic( _InterlockedIncrement )
    59 # pragma intrinsic( _InterlockedDecrement )
    60 # pragma intrinsic( _InterlockedCompareExchange )
    61 # pragma intrinsic( _InterlockedExchange )
    62 # pragma intrinsic( _InterlockedExchangeAdd )
    63 
    64 # if defined(_M_IA64) || defined(_M_AMD64)
    65 
    66 extern "C" void* __cdecl _InterlockedCompareExchangePointer( void* volatile *, void*, void* );
    67 extern "C" void* __cdecl _InterlockedExchangePointer( void* volatile *, void* );
    68 
    69 #  pragma intrinsic( _InterlockedCompareExchangePointer )
    70 #  pragma intrinsic( _InterlockedExchangePointer )
    71 
    72 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER _InterlockedCompareExchangePointer
    73 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER _InterlockedExchangePointer
    74 
    75 # else
    76 
    77 #  define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
    78     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
    79 #  define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
    80     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
    81 
    82 # endif
    83 
    84 # define BOOST_INTERLOCKED_INCREMENT _InterlockedIncrement
    85 # define BOOST_INTERLOCKED_DECREMENT _InterlockedDecrement
    86 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE _InterlockedCompareExchange
    87 # define BOOST_INTERLOCKED_EXCHANGE _InterlockedExchange
    88 # define BOOST_INTERLOCKED_EXCHANGE_ADD _InterlockedExchangeAdd
    89 
    90 #elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ )
    91 
    92 namespace boost
    93 {
    94 
    95 namespace detail
    96 {
    97 
    98 extern "C" __declspec(dllimport) long __stdcall InterlockedIncrement( long volatile * );
    99 extern "C" __declspec(dllimport) long __stdcall InterlockedDecrement( long volatile * );
   100 extern "C" __declspec(dllimport) long __stdcall InterlockedCompareExchange( long volatile *, long, long );
   101 extern "C" __declspec(dllimport) long __stdcall InterlockedExchange( long volatile *, long );
   102 extern "C" __declspec(dllimport) long __stdcall InterlockedExchangeAdd( long volatile *, long );
   103 
   104 } // namespace detail
   105 
   106 } // namespace boost
   107 
   108 # define BOOST_INTERLOCKED_INCREMENT ::boost::detail::InterlockedIncrement
   109 # define BOOST_INTERLOCKED_DECREMENT ::boost::detail::InterlockedDecrement
   110 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE ::boost::detail::InterlockedCompareExchange
   111 # define BOOST_INTERLOCKED_EXCHANGE ::boost::detail::InterlockedExchange
   112 # define BOOST_INTERLOCKED_EXCHANGE_ADD ::boost::detail::InterlockedExchangeAdd
   113 
   114 # define BOOST_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest,exchange,compare) \
   115     ((void*)BOOST_INTERLOCKED_COMPARE_EXCHANGE((long volatile*)(dest),(long)(exchange),(long)(compare)))
   116 # define BOOST_INTERLOCKED_EXCHANGE_POINTER(dest,exchange) \
   117     ((void*)BOOST_INTERLOCKED_EXCHANGE((long volatile*)(dest),(long)(exchange)))
   118 
   119 #else
   120 
   121 # error "Interlocked intrinsics not available"
   122 
   123 #endif
   124 
   125 #endif // #ifndef BOOST_DETAIL_INTERLOCKED_HPP_INCLUDED