101 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			101 lines
		
	
	
		
			2.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | 
 | ||
|  | #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. | ||
|  | 
 | ||
|  | // $Id$ | ||
|  | // $Date$ | ||
|  | // $Revision$ | ||
|  | 
 | ||
|  | 
 | ||
|  | #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 |