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100 lines
2.4 KiB
100 lines
2.4 KiB
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#if !defined(BOOST_PP_IS_ITERATING) |
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///// header body |
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#ifndef BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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#define BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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// Copyright Aleksey Gurtovoy 2001-2004 |
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// Copyright Peter Dimov 2001-2003 |
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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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// $Id$ |
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// $Date$ |
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// $Revision$ |
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#if !defined(BOOST_MPL_PREPROCESSING_MODE) |
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# include <boost/mpl/arg.hpp> |
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# include <boost/mpl/aux_/adl_barrier.hpp> |
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# if !defined(BOOST_MPL_CFG_NO_ADL_BARRIER_NAMESPACE) |
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# define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) \ |
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using ::BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::type; \ |
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/**/ |
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# else |
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# define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) /**/ |
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# endif |
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#endif |
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#include <boost/mpl/aux_/config/use_preprocessed.hpp> |
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#if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \ |
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&& !defined(BOOST_MPL_PREPROCESSING_MODE) |
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# define BOOST_MPL_PREPROCESSED_HEADER placeholders.hpp |
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# include <boost/mpl/aux_/include_preprocessed.hpp> |
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#else |
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# include <boost/mpl/aux_/nttp_decl.hpp> |
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# include <boost/mpl/limits/arity.hpp> |
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# include <boost/preprocessor/iterate.hpp> |
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# include <boost/preprocessor/cat.hpp> |
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// watch out for GNU gettext users, who #define _(x) |
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#if !defined(_) || defined(BOOST_MPL_CFG_NO_UNNAMED_PLACEHOLDER_SUPPORT) |
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN |
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typedef arg<-1> _; |
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE |
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namespace boost { namespace mpl { |
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BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_) |
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namespace placeholders { |
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using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_; |
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} |
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}} |
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#endif |
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/// agurt, 17/mar/02: one more placeholder for the last 'apply#' |
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/// specialization |
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#define BOOST_PP_ITERATION_PARAMS_1 \ |
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(3,(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY + 1, <boost/mpl/placeholders.hpp>)) |
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#include BOOST_PP_ITERATE() |
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#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS |
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#endif // BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED |
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///// iteration |
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#else |
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#define i_ BOOST_PP_FRAME_ITERATION(1) |
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN |
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typedef arg<i_> BOOST_PP_CAT(_,i_); |
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE |
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namespace boost { namespace mpl { |
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BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(BOOST_PP_CAT(_,i_)) |
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namespace placeholders { |
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using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::BOOST_PP_CAT(_,i_); |
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} |
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}} |
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#undef i_ |
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#endif // BOOST_PP_IS_ITERATING
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