#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: apply.hpp 49267 2008-10-11 06:19:02Z agurtovoy $ | |
// $Date: 2008-10-11 02:19:02 -0400 (Sat, 11 Oct 2008) $ | |
// $Revision: 49267 $ | |
#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 |