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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: apply.hpp 49267 2008-10-11 06:19:02Z agurtovoy $
// $Date: 2008-10-10 23:19:02 -0700 (Fri, 10 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
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Swift