boost/typeof/encode_decode_params.hpp
// Copyright (C) 2005 Arkadiy Vertleyb
// 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)
#ifndef BOOST_TYPEOF_ENCODE_DECODE_PARAMS_HPP_INCLUDED
#define BOOST_TYPEOF_ENCODE_DECODE_PARAMS_HPP_INCLUDED
#include <boost/preprocessor/cat.hpp>
#include <boost/preprocessor/repetition/repeat.hpp>
// Assumes iter0 contains initial iterator
#define BOOST_TYPEOF_DECODE_PARAM(z, n, text) \
typedef boost::type_of::decode_type<iter##n> decode##n; \
typedef typename decode##n::type p##n; \
typedef typename decode##n::iter BOOST_PP_CAT(iter, BOOST_PP_INC(n));
#define BOOST_TYPEOF_DECODE_PARAMS(n)\
BOOST_PP_REPEAT(n, BOOST_TYPEOF_DECODE_PARAM, ~)
// The P0, P1, ... PN are encoded and added to V
#define BOOST_TYPEOF_ENCODE_PARAMS_BEGIN(z, n, text)\
typename boost::type_of::encode_type<
#define BOOST_TYPEOF_ENCODE_PARAMS_END(z, n, text)\
, BOOST_PP_CAT(P, n)>::type
#define BOOST_TYPEOF_ENCODE_PARAMS(n, ID) \
BOOST_PP_REPEAT(n, BOOST_TYPEOF_ENCODE_PARAMS_BEGIN, ~) \
typename boost::type_of::push_back<V, boost::mpl::size_t<ID> >::type \
BOOST_PP_REPEAT(n, BOOST_TYPEOF_ENCODE_PARAMS_END, ~)
#endif//BOOST_TYPEOF_ENCODE_DECODE_PARAMS_HPP_INCLUDED