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- #if !defined(BOOST_PP_IS_ITERATING)
- ///// header body
- #ifndef BOOST_MPL_APPLY_HPP_INCLUDED
- #define BOOST_MPL_APPLY_HPP_INCLUDED
- // Copyright Aleksey Gurtovoy 2000-2004
- //
- // 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)
- //
- // See http://www.boost.org/libs/mpl for documentation.
- // $Id$
- // $Date$
- // $Revision$
- #if !defined(BOOST_MPL_PREPROCESSING_MODE)
- # include <boost/mpl/apply_fwd.hpp>
- # include <boost/mpl/apply_wrap.hpp>
- # include <boost/mpl/placeholders.hpp>
- # include <boost/mpl/lambda.hpp>
- # include <boost/mpl/aux_/na.hpp>
- # include <boost/mpl/aux_/lambda_support.hpp>
- #endif
- #include <boost/mpl/aux_/config/use_preprocessed.hpp>
- #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
- && !defined(BOOST_MPL_PREPROCESSING_MODE)
- # define BOOST_MPL_PREPROCESSED_HEADER apply.hpp
- # include <boost/mpl/aux_/include_preprocessed.hpp>
- #else
- # include <boost/mpl/limits/arity.hpp>
- # include <boost/mpl/aux_/preprocessor/params.hpp>
- # include <boost/mpl/aux_/preprocessor/default_params.hpp>
- # include <boost/mpl/aux_/preprocessor/partial_spec_params.hpp>
- # include <boost/mpl/aux_/preprocessor/enum.hpp>
- # include <boost/mpl/aux_/config/lambda.hpp>
- # include <boost/mpl/aux_/config/dtp.hpp>
- # include <boost/mpl/aux_/nttp_decl.hpp>
- # include <boost/mpl/aux_/config/eti.hpp>
- # include <boost/mpl/aux_/config/msvc.hpp>
- # include <boost/mpl/aux_/config/workaround.hpp>
- # include <boost/preprocessor/comma_if.hpp>
- # include <boost/preprocessor/inc.hpp>
- # include <boost/preprocessor/iterate.hpp>
- # include <boost/preprocessor/cat.hpp>
- namespace boost { namespace mpl {
- // local macros, #undef-ined at the end of the header
- # define AUX778076_APPLY_PARAMS(param) \
- BOOST_MPL_PP_PARAMS( \
- BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
- , param \
- ) \
- /**/
- # define AUX778076_APPLY_DEF_PARAMS(param, value) \
- BOOST_MPL_PP_DEFAULT_PARAMS( \
- BOOST_MPL_LIMIT_METAFUNCTION_ARITY \
- , param \
- , value \
- ) \
- /**/
- # define AUX778076_APPLY_N_PARAMS(n, param) \
- BOOST_MPL_PP_PARAMS(n, param) \
- /**/
- # define AUX778076_APPLY_N_COMMA_PARAMS(n, param) \
- BOOST_PP_COMMA_IF(n) \
- BOOST_MPL_PP_PARAMS(n, param) \
- /**/
- # define AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(n, param, def) \
- BOOST_PP_COMMA_IF(n) \
- BOOST_MPL_PP_PARTIAL_SPEC_PARAMS(n, param, def) \
- /**/
-
- # define AUX778076_APPLY_N_SPEC_PARAMS(n, param) \
- BOOST_MPL_PP_ENUM(BOOST_PP_INC(n), param) \
- /**/
- #define BOOST_PP_ITERATION_PARAMS_1 \
- (3,(0, BOOST_MPL_LIMIT_METAFUNCTION_ARITY, <boost/mpl/apply.hpp>))
- #include BOOST_PP_ITERATE()
- # if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
- // real C++ version is already taken care of
- # if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
- namespace aux {
- // apply_count_args
- #define AUX778076_COUNT_ARGS_PREFIX apply
- #define AUX778076_COUNT_ARGS_DEFAULT na
- #define AUX778076_COUNT_ARGS_ARITY BOOST_MPL_LIMIT_METAFUNCTION_ARITY
- #include <boost/mpl/aux_/count_args.hpp>
- }
- template<
- typename F, AUX778076_APPLY_DEF_PARAMS(typename T, na)
- >
- struct apply
- : aux::apply_chooser<
- aux::apply_count_args< AUX778076_APPLY_PARAMS(T) >::value
- >::template result_< F, AUX778076_APPLY_PARAMS(T) >::type
- {
- };
- # endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
- # endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE
- # undef AUX778076_APPLY_N_SPEC_PARAMS
- # undef AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS
- # undef AUX778076_APPLY_N_COMMA_PARAMS
- # undef AUX778076_APPLY_N_PARAMS
- # undef AUX778076_APPLY_DEF_PARAMS
- # undef AUX778076_APPLY_PARAMS
- }}
- #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
- #endif // BOOST_MPL_APPLY_HPP_INCLUDED
- ///// iteration, depth == 1
- // For gcc 4.4 compatability, we must include the
- // BOOST_PP_ITERATION_DEPTH test inside an #else clause.
- #else // BOOST_PP_IS_ITERATING
- #if BOOST_PP_ITERATION_DEPTH() == 1
- # define i_ BOOST_PP_FRAME_ITERATION(1)
- template<
- typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
- >
- struct BOOST_PP_CAT(apply,i_)
- #if !BOOST_WORKAROUND(BOOST_MSVC, < 1300)
- : BOOST_PP_CAT(apply_wrap,i_)<
- typename lambda<F>::type
- AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
- >
- {
- #else
- {
- typedef typename BOOST_PP_CAT(apply_wrap,i_)<
- typename lambda<F>::type
- AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
- >::type type;
- #endif
- BOOST_MPL_AUX_LAMBDA_SUPPORT(
- BOOST_PP_INC(i_)
- , BOOST_PP_CAT(apply,i_)
- , (F AUX778076_APPLY_N_COMMA_PARAMS(i_,T))
- )
- };
- #if defined(BOOST_MPL_CFG_MSVC_ETI_BUG)
- /// workaround for ETI bug
- template<>
- struct BOOST_PP_CAT(apply,i_)<AUX778076_APPLY_N_SPEC_PARAMS(i_, int)>
- {
- typedef int type;
- };
- #endif
- # if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
- # if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
- #if i_ == BOOST_MPL_LIMIT_METAFUNCTION_ARITY
- /// primary template (not a specialization!)
- template<
- typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
- >
- struct apply
- : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >
- {
- };
- #else
- template<
- typename F AUX778076_APPLY_N_COMMA_PARAMS(i_, typename T)
- >
- struct apply< F AUX778076_APPLY_N_PARTIAL_SPEC_PARAMS(i_, T, na) >
- : BOOST_PP_CAT(apply,i_)< F AUX778076_APPLY_N_COMMA_PARAMS(i_, T) >
- {
- };
- #endif
- # else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
- #if !defined(BOOST_MPL_CFG_NO_APPLY_TEMPLATE)
- namespace aux {
- template<>
- struct apply_chooser<i_>
- {
- template<
- typename F, AUX778076_APPLY_PARAMS(typename T)
- >
- struct result_
- {
- typedef BOOST_PP_CAT(apply,i_)<
- F AUX778076_APPLY_N_COMMA_PARAMS(i_, T)
- > type;
- };
- };
- } // namespace aux
- #endif
- # endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
- # endif // BOOST_MPL_CFG_NO_APPLY_TEMPLATE
- # undef i_
- #endif // BOOST_PP_ITERATION_DEPTH()
- #endif // BOOST_PP_IS_ITERATING
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