Chris@16: // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
Chris@16: // (C) Copyright 2003-2007 Jonathan Turkanis
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
Chris@16: 
Chris@16: // See http://www.boost.org/libs/iostreams for documentation.
Chris@16: 
Chris@16: #ifndef BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED
Chris@16: #define BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1020)
Chris@16: # pragma once
Chris@16: #endif
Chris@16: 
Chris@16: #include <utility>           // pair.
Chris@16: #include <boost/config.hpp>  // DEDUCED_TYPENAME, MSVC.
Chris@16: #include <boost/detail/workaround.hpp>
Chris@16: #include <boost/iostreams/detail/wrap_unwrap.hpp>
Chris@16: #include <boost/iostreams/operations_fwd.hpp>  // is_custom 
Chris@16: #include <boost/iostreams/traits.hpp>
Chris@16: #include <boost/mpl/if.hpp>
Chris@16: 
Chris@16: // Must come last.
Chris@16: #include <boost/iostreams/detail/config/disable_warnings.hpp>
Chris@16: 
Chris@16: namespace boost { namespace iostreams {
Chris@16: 
Chris@16: namespace detail {
Chris@16: 
Chris@16: template<typename T>
Chris@16: struct output_sequence_impl;
Chris@16: 
Chris@16: } // End namespace detail.
Chris@16: 
Chris@16: template<typename T>
Chris@16: inline std::pair<
Chris@16:     BOOST_DEDUCED_TYPENAME char_type_of<T>::type*,
Chris@16:     BOOST_DEDUCED_TYPENAME char_type_of<T>::type*
Chris@16: >
Chris@16: output_sequence(T& t)
Chris@16: { return detail::output_sequence_impl<T>::output_sequence(t); }
Chris@16: 
Chris@16: namespace detail {
Chris@16: 
Chris@16: //------------------Definition of output_sequence_impl------------------------//
Chris@16: 
Chris@16: template<typename T>
Chris@16: struct output_sequence_impl
Chris@16:     : mpl::if_<
Chris@16:           detail::is_custom<T>,
Chris@16:           operations<T>,
Chris@16:           output_sequence_impl<direct_tag>
Chris@16:       >::type
Chris@16:     { };
Chris@16: 
Chris@16: template<>
Chris@16: struct output_sequence_impl<direct_tag> {
Chris@16:     template<typename U>
Chris@16:     static std::pair<
Chris@16:         BOOST_DEDUCED_TYPENAME char_type_of<U>::type*,
Chris@16:         BOOST_DEDUCED_TYPENAME char_type_of<U>::type*
Chris@16:     >
Chris@16:     output_sequence(U& u) { return u.output_sequence(); }
Chris@16: };
Chris@16: 
Chris@16: } // End namespace detail.
Chris@16: 
Chris@16: } } // End namespaces iostreams, boost.
Chris@16: 
Chris@16: #include <boost/iostreams/detail/config/enable_warnings.hpp>
Chris@16: 
Chris@16: #endif // #ifndef BOOST_IOSTREAMS_OUTPUT_SEQUENCE_HPP_INCLUDED