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			2.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			99 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | /*============================================================================= | ||
|  |     Copyright (c) 2001-2011 Joel de Guzman | ||
|  | 
 | ||
|  |     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) | ||
|  | ==============================================================================*/ | ||
|  | #if !defined(FUSION_END_04052005_1141) | ||
|  | #define FUSION_END_04052005_1141 | ||
|  | 
 | ||
|  | #include <boost/fusion/support/config.hpp> | ||
|  | #include <boost/utility/enable_if.hpp> | ||
|  | #include <boost/mpl/empty_base.hpp> | ||
|  | #include <boost/mpl/if.hpp> | ||
|  | #include <boost/fusion/sequence/intrinsic_fwd.hpp> | ||
|  | #include <boost/fusion/support/tag_of.hpp> | ||
|  | #include <boost/fusion/support/is_sequence.hpp> | ||
|  | #include <boost/fusion/support/is_segmented.hpp> | ||
|  | #include <boost/fusion/sequence/intrinsic/detail/segmented_end.hpp> | ||
|  | 
 | ||
|  | namespace boost { namespace fusion | ||
|  | { | ||
|  |     // Special tags: | ||
|  |     struct sequence_facade_tag; | ||
|  |     struct boost_tuple_tag; // boost::tuples::tuple tag | ||
|  |     struct boost_array_tag; // boost::array tag | ||
|  |     struct mpl_sequence_tag; // mpl sequence tag | ||
|  |     struct std_pair_tag; // std::pair tag | ||
|  | 
 | ||
|  |     namespace extension | ||
|  |     { | ||
|  |         template <typename Tag> | ||
|  |         struct end_impl | ||
|  |         { | ||
|  |             template <typename Sequence> | ||
|  |             struct apply | ||
|  |               : mpl::if_< | ||
|  |                     traits::is_segmented<Sequence> | ||
|  |                   , detail::segmented_end<Sequence> | ||
|  |                   , mpl::empty_base | ||
|  |                 >::type | ||
|  |             {}; | ||
|  |         }; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct end_impl<sequence_facade_tag> | ||
|  |         { | ||
|  |             template <typename Sequence> | ||
|  |             struct apply : Sequence::template end<Sequence> {}; | ||
|  |         }; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct end_impl<boost_tuple_tag>; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct end_impl<boost_array_tag>; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct end_impl<mpl_sequence_tag>; | ||
|  | 
 | ||
|  |         template <> | ||
|  |         struct end_impl<std_pair_tag>; | ||
|  |     } | ||
|  | 
 | ||
|  |     namespace result_of | ||
|  |     { | ||
|  |         template <typename Sequence> | ||
|  |         struct end | ||
|  |             : extension::end_impl<typename detail::tag_of<Sequence>::type>:: | ||
|  |                 template apply<Sequence> | ||
|  |         {}; | ||
|  |     } | ||
|  | 
 | ||
|  |     template <typename Sequence> | ||
|  |     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | ||
|  |     inline typename | ||
|  |         lazy_enable_if< | ||
|  |             traits::is_sequence<Sequence> | ||
|  |           , result_of::end<Sequence> | ||
|  |         >::type const | ||
|  |     end(Sequence& seq) | ||
|  |     { | ||
|  |         return result_of::end<Sequence>::call(seq); | ||
|  |     } | ||
|  | 
 | ||
|  |     template <typename Sequence> | ||
|  |     BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | ||
|  |     inline typename | ||
|  |         lazy_enable_if< | ||
|  |             traits::is_sequence<Sequence> | ||
|  |           , result_of::end<Sequence const> | ||
|  |         >::type const | ||
|  |     end(Sequence const& seq) | ||
|  |     { | ||
|  |         return result_of::end<Sequence const>::call(seq); | ||
|  |     } | ||
|  | }} | ||
|  | 
 | ||
|  | #endif |