2012-05-16 01:42:04 +00:00
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#ifndef BOOST_MPL_AUX_PREPROCESSOR_EXT_PARAMS_HPP_INCLUDED
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#define BOOST_MPL_AUX_PREPROCESSOR_EXT_PARAMS_HPP_INCLUDED
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// Copyright Aleksey Gurtovoy 2000-2004
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/mpl for documentation.
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// $Id: ext_params.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
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// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $
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// $Revision: 49267 $
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#include <boost/mpl/aux_/config/preprocessor.hpp>
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// BOOST_MPL_PP_EXT_PARAMS(2,2,T): <nothing>
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// BOOST_MPL_PP_EXT_PARAMS(2,3,T): T2
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// BOOST_MPL_PP_EXT_PARAMS(2,4,T): T2, T3
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// BOOST_MPL_PP_EXT_PARAMS(2,n,T): T2, T3, .., Tn-1
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#if !defined(BOOST_MPL_CFG_NO_OWN_PP_PRIMITIVES)
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# include <boost/mpl/aux_/preprocessor/filter_params.hpp>
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# include <boost/mpl/aux_/preprocessor/sub.hpp>
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# define BOOST_MPL_PP_EXT_PARAMS(i,j,p) \
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BOOST_MPL_PP_EXT_PARAMS_DELAY_1(i,BOOST_MPL_PP_SUB(j,i),p) \
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/**/
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# define BOOST_MPL_PP_EXT_PARAMS_DELAY_1(i,n,p) \
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BOOST_MPL_PP_EXT_PARAMS_DELAY_2(i,n,p) \
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/**/
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# define BOOST_MPL_PP_EXT_PARAMS_DELAY_2(i,n,p) \
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BOOST_MPL_PP_EXT_PARAMS_##i(n,p) \
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/**/
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# define BOOST_MPL_PP_EXT_PARAMS_1(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##1,p##2,p##3,p##4,p##5,p##6,p##7,p##8,p##9)
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# define BOOST_MPL_PP_EXT_PARAMS_2(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##2,p##3,p##4,p##5,p##6,p##7,p##8,p##9,p1)
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# define BOOST_MPL_PP_EXT_PARAMS_3(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##3,p##4,p##5,p##6,p##7,p##8,p##9,p1,p2)
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# define BOOST_MPL_PP_EXT_PARAMS_4(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##4,p##5,p##6,p##7,p##8,p##9,p1,p2,p3)
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# define BOOST_MPL_PP_EXT_PARAMS_5(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##5,p##6,p##7,p##8,p##9,p1,p2,p3,p4)
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# define BOOST_MPL_PP_EXT_PARAMS_6(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##6,p##7,p##8,p##9,p1,p2,p3,p4,p5)
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# define BOOST_MPL_PP_EXT_PARAMS_7(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##7,p##8,p##9,p1,p2,p3,p4,p5,p6)
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# define BOOST_MPL_PP_EXT_PARAMS_8(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##8,p##9,p1,p2,p3,p4,p5,p6,p7)
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# define BOOST_MPL_PP_EXT_PARAMS_9(i,p) BOOST_MPL_PP_FILTER_PARAMS_##i(p##9,p1,p2,p3,p4,p5,p6,p7,p8)
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#else
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# include <boost/preprocessor/arithmetic/add.hpp>
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# include <boost/preprocessor/arithmetic/sub.hpp>
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# include <boost/preprocessor/comma_if.hpp>
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# include <boost/preprocessor/repeat.hpp>
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# include <boost/preprocessor/tuple/elem.hpp>
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# include <boost/preprocessor/cat.hpp>
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# define BOOST_MPL_PP_AUX_EXT_PARAM_FUNC(unused, i, op) \
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BOOST_PP_COMMA_IF(i) \
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BOOST_PP_CAT( \
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BOOST_PP_TUPLE_ELEM(2,1,op) \
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, BOOST_PP_ADD_D(1, i, BOOST_PP_TUPLE_ELEM(2,0,op)) \
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) \
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/**/
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# define BOOST_MPL_PP_EXT_PARAMS(i, j, param) \
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BOOST_PP_REPEAT( \
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BOOST_PP_SUB_D(1,j,i) \
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, BOOST_MPL_PP_AUX_EXT_PARAM_FUNC \
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, (i,param) \
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) \
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/**/
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#endif
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#endif // BOOST_MPL_AUX_PREPROCESSOR_EXT_PARAMS_HPP_INCLUDED
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