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boost_mpl/include/boost/mpl/v2_1/apply.hpp
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2002-11-18 10:33:17 +00:00

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//-----------------------------------------------------------------------------
// boost mpl/v2_1/apply.hpp header file
// See http://www.boost.org for updates, documentation, and revision history.
//-----------------------------------------------------------------------------
//
// Copyright (c) 2000-02
// Aleksey Gurtovoy
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appears in all copies and
// that both the copyright notice and this permission notice appear in
// supporting documentation. No representations are made about the
// suitability of this software for any purpose. It is provided "as is"
// without express or implied warranty.
#ifndef BOOST_MPL_V2_1_APPLY_HPP_INCLUDED
#define BOOST_MPL_V2_1_APPLY_HPP_INCLUDED
#include "boost/mpl/apply.hpp"
#include "boost/mpl/limits/arity.hpp"
#include "boost/mpl/aux_/preprocessor/params.hpp"
#include "boost/mpl/aux_/preprocessor/default_params.hpp"
namespace boost { namespace mpl { namespace v2_1 {
# define AUX_APPLY_PARAMS(param) \
BOOST_MPL_PP_PARAMS( \
BOOST_MPL_METAFUNCTION_MAX_ARITY \
, param \
) \
/**/
# define AUX_APPLY_DEFAULT_PARAMS(param, value) \
BOOST_MPL_PP_DEFAULT_PARAMS( \
BOOST_MPL_METAFUNCTION_MAX_ARITY \
, param \
, value \
) \
/**/
struct apply_impl
{
template<
typename F
, AUX_APPLY_DEFAULT_PARAMS(typename T, mpl::void_)
>
struct apply
: mpl::apply<F, AUX_APPLY_PARAMS(T)>
{
};
};
struct apply_ : apply_impl {};
# undef AUX_APPLY_DEFAULT_PARAMS
# undef AUX_APPLY_PARAMS
}}} // namespace boost::mpl::v2_1
#endif // BOOST_MPL_V2_1_APPLY_HPP_INCLUDED