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// (C) Copyright Jonathan Turkanis 2003.
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
// See http://www.boost.org/libs/iostreams for documentation.
#ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
#define BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
#include <boost/config.hpp> // BOOST_DEDUCED_TYPENAME.
#include <boost/iostreams/detail/select.hpp>
#include <boost/iostreams/traits.hpp> // category_of.
#include <boost/mpl/void.hpp>
#include <boost/type_traits/is_convertible.hpp>
namespace boost { namespace iostreams {namespace detail {
template< typename T, typename Tag1, typename Tag2,
typename Tag3 = mpl::void_, typename Tag4 = mpl::void_,
typename Tag5 = mpl::void_, typename Tag6 = mpl::void_,
typename Category =
BOOST_DEDUCED_TYPENAME category_of<T>::type >
struct dispatch
: iostreams::select< // Disambiguation for Tru64.
is_convertible<Category, Tag1>, Tag1,
is_convertible<Category, Tag2>, Tag2,
is_convertible<Category, Tag3>, Tag3,
is_convertible<Category, Tag4>, Tag4,
is_convertible<Category, Tag5>, Tag5,
is_convertible<Category, Tag6>, Tag6
>
{ };
} } } // End namespaces detail, iostreams, boost.
#endif // #ifndef BOOST_IOSTREAMS_DETAIL_DISPATCH_HPP_INCLUDED