Chris@16: // ----------------------------------------------------------------------------
Chris@16: // msvc_disambiguater.hpp : msvc workarounds. (for put_{head|last} overloads)
Chris@16: //               the trick was described in boost's list  by Aleksey Gurtovoy
Chris@16: // ----------------------------------------------------------------------------
Chris@16: 
Chris@16: //  Copyright Samuel Krempp 2003. Use, modification, and distribution are
Chris@16: //  subject to 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/format for library home page
Chris@16: 
Chris@16: // ----------------------------------------------------------------------------
Chris@16: 
Chris@16: #ifndef BOOST_MSVC_DISAMBIGUATER_HPP
Chris@16: #define BOOST_MSVC_DISAMBIGUATER_HPP
Chris@16: 
Chris@101: #if BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590042))
Chris@16: 
Chris@16: #include <boost/format/group.hpp>
Chris@16: #include <ostream>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace io {
Chris@16: namespace detail {
Chris@16: 
Chris@16: template< class Ch, class Tr, class T >
Chris@16: struct disambiguater
Chris@16: {
Chris@16:    template< typename U >
Chris@16:    static void put_head(BOOST_IO_STD basic_ostream<Ch, Tr>& os, group1<U> const& x, long)
Chris@16:    {
Chris@16:        os << group_head(x.a1_); 
Chris@16:    }
Chris@16:    static void put_head(BOOST_IO_STD basic_ostream<Ch, Tr>& os, T const& x, int)
Chris@16:    {
Chris@16:    }
Chris@16:    template< typename U >
Chris@16:    static void put_last(BOOST_IO_STD basic_ostream<Ch, Tr>& os, group1<U> const& x, long)
Chris@16:    {
Chris@16:        os << group_last(x.a1_); 
Chris@16:    }
Chris@16:    static void put_last(BOOST_IO_STD basic_ostream<Ch, Tr>& os, T const& x, int)
Chris@16:    {
Chris@16:      os << x;
Chris@16:    }
Chris@16: };
Chris@16: 
Chris@16: } // namespace detail
Chris@16: } // namespace io
Chris@16: } // namespace boost
Chris@16: 
Chris@101: #endif // -__DECCXX_VER
Chris@16: 
Chris@16: #endif // -BOOST_MSVC_DISAMBIGUATER_HPP