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107 lines
2.6 KiB
107 lines
2.6 KiB
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#if !defined(BOOST_PP_IS_ITERATING) |
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///// header body |
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#ifndef BOOST_MPL_APPLY_FWD_HPP_INCLUDED |
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#define BOOST_MPL_APPLY_FWD_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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// $Id$ |
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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/aux_/na.hpp> |
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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 apply_fwd.hpp |
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# include <boost/mpl/aux_/include_preprocessed.hpp> |
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#else |
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# include <boost/mpl/limits/arity.hpp> |
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# include <boost/mpl/aux_/preprocessor/params.hpp> |
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# include <boost/mpl/aux_/preprocessor/default_params.hpp> |
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# include <boost/mpl/aux_/config/ctps.hpp> |
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# include <boost/mpl/aux_/nttp_decl.hpp> |
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# include <boost/preprocessor/comma_if.hpp> |
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# include <boost/preprocessor/iterate.hpp> |
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# include <boost/preprocessor/cat.hpp> |
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// agurt, 15/jan/02: top-level 'apply' template gives an ICE on MSVC |
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// (for known reasons) |
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#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) |
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# define BOOST_MPL_CFG_NO_APPLY_TEMPLATE |
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#endif |
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namespace boost { namespace mpl { |
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// local macro, #undef-ined at the end of the header |
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# define AUX778076_APPLY_DEF_PARAMS(param, value) \ |
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BOOST_MPL_PP_DEFAULT_PARAMS( \ |
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BOOST_MPL_LIMIT_METAFUNCTION_ARITY \ |
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, param \ |
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, value \ |
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) \ |
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/**/ |
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# define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \ |
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BOOST_PP_COMMA_IF(n) \ |
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BOOST_MPL_PP_PARAMS(n, param) \ |
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/**/ |
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# if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE) |
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#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) |
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// forward declaration |
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template< |
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typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na) |
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> |
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struct apply; |
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#else |
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namespace aux { |
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template< BOOST_AUX_NTTP_DECL(int, arity_) > struct apply_chooser; |
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} |
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#endif |
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# endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE |
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#define BOOST_PP_ITERATION_PARAMS_1 \ |
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(3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply_fwd.hpp>)) |
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#include BOOST_PP_ITERATE() |
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# undef AUX778076_APPLY_N_COMMA_PARAMS |
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# undef AUX778076_APPLY_DEF_PARAMS |
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}} |
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#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS |
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#endif // BOOST_MPL_APPLY_FWD_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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template< |
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typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T) |
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> |
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struct BOOST_PP_CAT(apply,i_); |
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#undef i_ |
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#endif // BOOST_PP_IS_ITERATING
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