101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
|
|
#if !defined(BOOST_PP_IS_ITERATING)
|
|
|
|
///// header body
|
|
|
|
#ifndef BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
|
|
#define BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
|
|
|
|
// Copyright Aleksey Gurtovoy 2001-2004
|
|
// Copyright Peter Dimov 2001-2003
|
|
//
|
|
// 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: placeholders.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/arg.hpp>
|
|
# include <boost/mpl/aux_/adl_barrier.hpp>
|
|
|
|
# if !defined(BOOST_MPL_CFG_NO_ADL_BARRIER_NAMESPACE)
|
|
# define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) \
|
|
using ::BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::type; \
|
|
/**/
|
|
# else
|
|
# define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) /**/
|
|
# endif
|
|
|
|
#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 placeholders.hpp
|
|
# include <boost/mpl/aux_/include_preprocessed.hpp>
|
|
|
|
#else
|
|
|
|
# include <boost/mpl/aux_/nttp_decl.hpp>
|
|
# include <boost/mpl/limits/arity.hpp>
|
|
# include <boost/preprocessor/iterate.hpp>
|
|
# include <boost/preprocessor/cat.hpp>
|
|
|
|
// watch out for GNU gettext users, who #define _(x)
|
|
#if !defined(_) || defined(BOOST_MPL_CFG_NO_UNNAMED_PLACEHOLDER_SUPPORT)
|
|
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
|
|
typedef arg<-1> _;
|
|
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
|
|
|
|
namespace boost { namespace mpl {
|
|
|
|
BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_)
|
|
|
|
namespace placeholders {
|
|
using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_;
|
|
}
|
|
|
|
}}
|
|
#endif
|
|
|
|
/// agurt, 17/mar/02: one more placeholder for the last 'apply#'
|
|
/// specialization
|
|
#define BOOST_PP_ITERATION_PARAMS_1 \
|
|
(3,(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY + 1, <boost/mpl/placeholders.hpp>))
|
|
#include BOOST_PP_ITERATE()
|
|
|
|
#endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
|
|
#endif // BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
|
|
|
|
///// iteration
|
|
|
|
#else
|
|
#define i_ BOOST_PP_FRAME_ITERATION(1)
|
|
|
|
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
|
|
|
|
typedef arg<i_> BOOST_PP_CAT(_,i_);
|
|
|
|
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
|
|
|
|
namespace boost { namespace mpl {
|
|
|
|
BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(BOOST_PP_CAT(_,i_))
|
|
|
|
namespace placeholders {
|
|
using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::BOOST_PP_CAT(_,i_);
|
|
}
|
|
|
|
}}
|
|
|
|
#undef i_
|
|
#endif // BOOST_PP_IS_ITERATING
|