101 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
		
		
			
		
	
	
			101 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
|   | 
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|  | #if !defined(BOOST_PP_IS_ITERATING)
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|  | 
 | ||
|  | ///// header body
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|  | 
 | ||
|  | #ifndef BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
 | ||
|  | #define BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
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|  | 
 | ||
|  | // Copyright Aleksey Gurtovoy 2001-2004
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|  | // Copyright Peter Dimov 2001-2003
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|  | //
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|  | // Distributed under the Boost Software License, Version 1.0. 
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|  | // (See accompanying file LICENSE_1_0.txt or copy at 
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|  | // http://www.boost.org/LICENSE_1_0.txt)
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|  | //
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|  | // See http://www.boost.org/libs/mpl for documentation.
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|  | 
 | ||
|  | // $Id$
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|  | // $Date$
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|  | // $Revision$
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|  | 
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|  | 
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|  | #if !defined(BOOST_MPL_PREPROCESSING_MODE)
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|  | #   include <boost/mpl/arg.hpp>
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|  | #   include <boost/mpl/aux_/adl_barrier.hpp>
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|  | 
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|  | #   if !defined(BOOST_MPL_CFG_NO_ADL_BARRIER_NAMESPACE)
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|  | #       define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) \
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|  |         using ::BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::type; \ | ||
|  |         /**/ | ||
|  | #   else
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|  | #       define BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(type) /**/
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|  | #   endif
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|  | 
 | ||
|  | #endif
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|  | 
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|  | #include <boost/mpl/aux_/config/use_preprocessed.hpp>
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|  | 
 | ||
|  | #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
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|  |  && !defined(BOOST_MPL_PREPROCESSING_MODE) | ||
|  | 
 | ||
|  | #   define BOOST_MPL_PREPROCESSED_HEADER placeholders.hpp
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|  | #   include <boost/mpl/aux_/include_preprocessed.hpp>
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|  | 
 | ||
|  | #else
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|  | 
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|  | #   include <boost/mpl/aux_/nttp_decl.hpp>
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|  | #   include <boost/mpl/limits/arity.hpp>
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|  | #   include <boost/preprocessor/iterate.hpp>
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|  | #   include <boost/preprocessor/cat.hpp>
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|  | 
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|  | // watch out for GNU gettext users, who #define _(x)
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|  | #if !defined(_) || defined(BOOST_MPL_CFG_NO_UNNAMED_PLACEHOLDER_SUPPORT)
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|  | BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN | ||
|  | typedef arg<-1> _; | ||
|  | BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE | ||
|  | 
 | ||
|  | namespace boost { namespace mpl {  | ||
|  | 
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|  | BOOST_MPL_AUX_ARG_ADL_BARRIER_DECL(_) | ||
|  | 
 | ||
|  | namespace placeholders { | ||
|  | using BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::_; | ||
|  | } | ||
|  | 
 | ||
|  | }} | ||
|  | #endif
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|  | 
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|  | /// agurt, 17/mar/02: one more placeholder for the last 'apply#' 
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|  | /// specialization
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|  | #define BOOST_PP_ITERATION_PARAMS_1 \
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|  |     (3,(1, BOOST_MPL_LIMIT_METAFUNCTION_ARITY + 1, <boost/mpl/placeholders.hpp>)) | ||
|  | #include BOOST_PP_ITERATE()
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|  | 
 | ||
|  | #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
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|  | #endif // BOOST_MPL_PLACEHOLDERS_HPP_INCLUDED
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|  | 
 | ||
|  | ///// iteration
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|  | 
 | ||
|  | #else
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|  | #define i_ BOOST_PP_FRAME_ITERATION(1)
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|  | 
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|  | BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN | ||
|  | 
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|  | typedef arg<i_> BOOST_PP_CAT(_,i_); | ||
|  | 
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|  | BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE | ||
|  | 
 | ||
|  | namespace boost { namespace mpl {  | ||
|  | 
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|  | 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_
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|  | #endif // BOOST_PP_IS_ITERATING
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