projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*============================================================================= |
| 2 | Copyright (c) 2011 Eric Niebler | |
| 3 | ||
| 4 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 5 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 6 | ==============================================================================*/ | |
| 7 | #if !defined(BOOST_FUSION_SEGMENTED_END_IMPL_HPP_INCLUDED) | |
| 8 | #define BOOST_FUSION_SEGMENTED_END_IMPL_HPP_INCLUDED | |
| 9 | ||
| 10 | #include <boost/fusion/support/config.hpp> | |
| 11 | #include <boost/mpl/assert.hpp> | |
| 12 | #include <boost/type_traits/add_const.hpp> | |
| 13 | #include <boost/type_traits/remove_reference.hpp> | |
| 14 | #include <boost/fusion/sequence/intrinsic_fwd.hpp> | |
| 15 | #include <boost/fusion/container/list/cons_fwd.hpp> | |
| 16 | #include <boost/fusion/support/is_segmented.hpp> | |
| 17 | ||
| 18 | namespace boost { namespace fusion | |
| 19 | { | |
| 20 | template <typename First, typename Last> | |
| 21 | struct iterator_range; | |
| 22 | }} | |
| 23 | ||
| 24 | namespace boost { namespace fusion { namespace detail | |
| 25 | { | |
| 26 | //auto segmented_end_impl( seq, stack ) | |
| 27 | //{ | |
| 28 | // assert(is_segmented(seq)); | |
| 29 | // auto it = end(segments(seq)); | |
| 30 | // return cons(iterator_range(it, it), stack); | |
| 31 | //} | |
| 32 | ||
| 33 | template <typename Sequence, typename Stack> | |
| 34 | struct segmented_end_impl | |
| 35 | { | |
| 36 | BOOST_MPL_ASSERT((traits::is_segmented<Sequence>)); | |
| 37 | ||
| 38 | typedef | |
| 39 | typename result_of::end< | |
| 40 | typename remove_reference< | |
| 41 | typename add_const< | |
| 42 | typename result_of::segments<Sequence>::type | |
| 43 | >::type | |
| 44 | >::type | |
| 45 | >::type | |
| 46 | end_type; | |
| 47 | ||
| 48 | typedef iterator_range<end_type, end_type> pair_type; | |
| 49 | typedef cons<pair_type, Stack> type; | |
| 50 | ||
| 51 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
| 52 | static pair_type make_pair(end_type end) | |
| 53 | { | |
| 54 | return pair_type(end, end); | |
| 55 | } | |
| 56 | ||
| 57 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
| 58 | static type call(Sequence & seq, Stack stack) | |
| 59 | { | |
| 60 | return type( | |
| 61 | make_pair(fusion::end(fusion::segments(seq))), | |
| 62 | stack); | |
| 63 | } | |
| 64 | }; | |
| 65 | ||
| 66 | }}} | |
| 67 | ||
| 68 | #endif |