Chris@16: 
Chris@16: #ifndef BOOST_MPL_AUX_YES_NO_HPP_INCLUDED
Chris@16: #define BOOST_MPL_AUX_YES_NO_HPP_INCLUDED
Chris@16: 
Chris@16: // Copyright Aleksey Gurtovoy 2000-2004
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. 
Chris@16: // (See accompanying file LICENSE_1_0.txt or copy at 
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: // See http://www.boost.org/libs/mpl for documentation.
Chris@16: 
Chris@101: // $Id$
Chris@101: // $Date$
Chris@101: // $Revision$
Chris@16: 
Chris@16: #include <boost/mpl/aux_/nttp_decl.hpp>
Chris@16: #include <boost/mpl/aux_/config/arrays.hpp>
Chris@16: #include <boost/mpl/aux_/config/msvc.hpp>
Chris@16: #include <boost/mpl/aux_/config/workaround.hpp>
Chris@16: 
Chris@16: 
Chris@16: namespace boost { namespace mpl { namespace aux {
Chris@16: 
Chris@16: typedef char (&no_tag)[1];
Chris@16: typedef char (&yes_tag)[2];
Chris@16: 
Chris@16: template< bool C_ > struct yes_no_tag
Chris@16: {
Chris@16:     typedef no_tag type;
Chris@16: };
Chris@16: 
Chris@16: template<> struct yes_no_tag<true>
Chris@16: {
Chris@16:     typedef yes_tag type;
Chris@16: };
Chris@16: 
Chris@16: 
Chris@16: template< BOOST_MPL_AUX_NTTP_DECL(long, n) > struct weighted_tag
Chris@16: {
Chris@16: #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
Chris@16:     typedef char (&type)[n];
Chris@16: #else
Chris@16:     char buf[n];
Chris@16:     typedef weighted_tag type;
Chris@16: #endif
Chris@16: };
Chris@16: 
Chris@16: #if defined(BOOST_MPL_CFG_NO_DEPENDENT_ARRAY_TYPES)
Chris@16: template<> struct weighted_tag<0>
Chris@16: {
Chris@16:     typedef char (&type)[1];
Chris@16: };
Chris@16: #endif
Chris@16: 
Chris@16: }}}
Chris@16: 
Chris@16: #endif // BOOST_MPL_AUX_YES_NO_HPP_INCLUDED