ceph/src/boost/libs/range/include/boost/range/iterator_range_io.hpp

   1 // Boost.Range library
   2 //
   3 //  Copyright Neil Groves 2009.
   4 //  Use, modification and distribution is subject to the Boost Software
   5 //  License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // For more information, see http://www.boost.org/libs/range/
   9 //
  10 #ifndef BOOST_RANGE_ITERATOR_RANGE_IO_HPP_INCLUDED
  11 #define BOOST_RANGE_ITERATOR_RANGE_IO_HPP_INCLUDED
  12
  13 #include <boost/config.hpp>
  14 #include <boost/detail/workaround.hpp>
  15
  16 #if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
  17     #pragma warning( push )
  18     #pragma warning( disable : 4996 )
  19 #endif
  20
  21 // From boost/dynamic_bitset.hpp; thanks to Matthias Troyer for Cray X1 patch.
  22 #ifndef BOOST_OLD_IOSTREAMS
  23 # if defined(__STL_CONFIG_H) && \
  24     !defined (__STL_USE_NEW_IOSTREAMS) && !defined(__crayx1) \
  25     /**/
  26 #  define BOOST_OLD_IOSTREAMS
  27 # endif
  28 #endif // #ifndef BOOST_OLD_IOSTREAMS
  29
  30 #ifndef _STLP_NO_IOSTREAMS
  31 # ifndef BOOST_OLD_IOSTREAMS
  32 #  include <ostream>
  33 # else
  34 #  include <ostream.h>
  35 # endif
  36 #endif // _STLP_NO_IOSTREAMS
  37
  38 #include <boost/range/iterator_range_core.hpp>
  39 #include <iterator>
  40 #include <algorithm>
  41 #include <cstddef>
  42
  43 namespace boost
  44 {
  45
  46 #ifndef _STLP_NO_IOSTREAMS
  47 # ifndef BOOST_OLD_IOSTREAMS
  48
  49         //! iterator_range output operator
  50         /*!
  51             Output the range to an ostream. Elements are outputted
  52             in a sequence without separators.
  53         */
  54         template< typename IteratorT, typename Elem, typename Traits >
  55         inline std::basic_ostream<Elem,Traits>& operator<<(
  56                     std::basic_ostream<Elem, Traits>& Os,
  57                     const iterator_range<IteratorT>& r )
  58         {
  59             std::copy( r.begin(), r.end(),
  60                        std::ostream_iterator< BOOST_DEDUCED_TYPENAME
  61                                               iterator_value<IteratorT>::type,
  62                                               Elem, Traits>(Os) );
  63             return Os;
  64         }
  65
  66 # else
  67
  68         //! iterator_range output operator
  69         /*!
  70             Output the range to an ostream. Elements are outputted
  71             in a sequence without separators.
  72         */
  73         template< typename IteratorT >
  74         inline std::ostream& operator<<(
  75                     std::ostream& Os,
  76                     const iterator_range<IteratorT>& r )
  77         {
  78             std::copy( r.begin(), r.end(), std::ostream_iterator<char>(Os));
  79             return Os;
  80         }
  81
  82 # endif
  83 #endif // _STLP_NO_IOSTREAMS
  84
  85 } // namespace boost
  86
  87 #undef BOOST_OLD_IOSTREAMS
  88
  89 #if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
  90     #pragma warning(pop)
  91 #endif
  92
  93 #endif // include guard