/Src/Dependencies/Boost/boost/iostreams/detail/enable_if_stream.hpp

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  1. // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
    2. 

  2. // (C) Copyright 2003-2007 Jonathan Turkanis
    3. 

  3. // Distributed under the Boost Software License, Version 1.0. (See accompanying
    4. 

  4. // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
    5. 

  5. 

  6. // See http://www.boost.org/libs/iostreams for documentation.
    7. 

  7. 

  8. #ifndef BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED
    9. 

  9. #define BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED
    10. 

  10. 

  11. #if defined(_MSC_VER) && (_MSC_VER >= 1020)
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  12. # pragma once
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  13. #endif              
    14. 

  14. 

  15. #include <boost/config.hpp>                // BOOST_NO_SFINAE.
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  16. #include <boost/utility/enable_if.hpp>                  
    17. 

  17. #include <boost/iostreams/traits_fwd.hpp>  // is_std_io.
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  18. 

  19. #if !defined(BOOST_NO_SFINAE) && \
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  20.     !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x592))
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  21. # define BOOST_IOSTREAMS_ENABLE_IF_STREAM(T) \
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  22.     , typename boost::enable_if< boost::iostreams::is_std_io<T> >::type* = 0 \
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  23.     /**/
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  24. # define BOOST_IOSTREAMS_DISABLE_IF_STREAM(T) \
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  25.     , typename boost::disable_if< boost::iostreams::is_std_io<T> >::type* = 0 \
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  26.     /**/
    27. 

  27. #else 
    28. 

  28. # define BOOST_IOSTREAMS_ENABLE_IF_STREAM(T)
    29. 

  29. # define BOOST_IOSTREAMS_DISABLE_IF_STREAM(T)
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  30. #endif
    31. 

  31. 

  32. #endif // #ifndef BOOST_IOSTREAMS_DETAIL_ENABLE_IF_STREAM_HPP_INCLUDED
    33.