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101 lines
2.4 KiB
C++
101 lines
2.4 KiB
C++
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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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