// $Id$
//
// Copyright (C) 2008 
// Fraunhofer Institute for Open Communication Systems (FOKUS)
// Competence Center NETwork research (NET), St. Augustin, GERMANY
//     Stefan Bund <g0dil@berlios.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the
// Free Software Foundation, Inc.,
// 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

/** \file
    \brief type_traits Boost.Preprocesser external iteration include */

#if !BOOST_PP_IS_ITERATING && !defined(MPP_type_traits_)
#define MPP_type_traits_ 1

// Custom includes
#include <boost/preprocessor/iteration/iterate.hpp>
#include <boost/preprocessor/repetition/enum.hpp>
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/arithmetic/inc.hpp>
#include <boost/preprocessor/repetition/repeat_from_to.hpp>
#include <boost/preprocessor/punctuation/comma_if.hpp>
#include <boost/preprocessor/arithmetic/dec.hpp>
#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
#include <boost/preprocessor/repetition/enum_params.hpp>

// ///////////////////////////mpp.p////////////////////////////////////////
#elif BOOST_PP_IS_ITERATING // ////////////////////////////////////////////
// ////////////////////////////////////////////////////////////////////////
// Local Macros

#define mpp_Arg(n) BOOST_PP_CAT(BOOST_PP_CAT(arg, BOOST_PP_INC(n)), _type)

#define mpp_OtherArgs_(z,n,d) BOOST_PP_COMMA_IF( BOOST_PP_DEC(n) ) typename traits::mpp_Arg(n)
#define mpp_OtherArgs() BOOST_PP_REPEAT_FROM_TO( 1, BOOST_PP_ITERATION(), mpp_OtherArgs_, _ )

// ////////////////////////////////////////////////////////////////////////
#if BOOST_PP_ITERATION_FLAGS()==1 // //////////////////////////////////////
// ////////////////////////////////////////////////////////////////////////

template <class Traits>
struct function_traits_remove_arg<Traits, BOOST_PP_ITERATION()>
{
    typedef Traits traits;
    typedef boost::function_traits<typename traits::result_type( mpp_OtherArgs() )> type;
};

template < class C, class RV
           BOOST_PP_ENUM_TRAILING_PARAMS( BOOST_PP_ITERATION(), class A ) >
struct remove_member_pointer<RV (C::*)(BOOST_PP_ENUM_PARAMS( BOOST_PP_ITERATION(), A ))>
{
    typedef RV type (BOOST_PP_ENUM_PARAMS( BOOST_PP_ITERATION(), A ));
};

template < class C, class RV
           BOOST_PP_ENUM_TRAILING_PARAMS( BOOST_PP_ITERATION(), class A ) >
struct member_class<RV (C::*)(BOOST_PP_ENUM_PARAMS( BOOST_PP_ITERATION(), A ))>
{
    typedef C type;
};

template <class Traits>
struct function_traits_arg_type<Traits, BOOST_PP_ITERATION(), true>
{
    typedef typename Traits::mpp_Arg(BOOST_PP_ITERATION()) type;
};

// ////////////////////////////////////////////////////////////////////////
#endif // /////////////////////////////////////////////////////////////////
// ////////////////////////////////////////////////////////////////////////
// Undefine local Macros

#undef mpp_OtherArgs_
#undef mpp_OtherArgs
#undef mpp_Arg

// ////////////////////////////////////////////////////////////////////////
#endif // /////////////////////////////////////////////////////////////////
// ///////////////////////////mpp.e////////////////////////////////////////


// Local Variables:
// mode: c++
// fill-column: 100
// comment-column: 40
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"
// End: