projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*============================================================================= |
| 2 | Copyright (c) 2009 Hartmut Kaiser | |
| 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 | ||
| 8 | #ifndef BOOST_PP_IS_ITERATING | |
| 9 | ||
| 10 | #if !defined(BOOST_FUSION_NVIEW_IMPL_SEP_23_2009_1017PM) | |
| 11 | #define BOOST_FUSION_NVIEW_IMPL_SEP_23_2009_1017PM | |
| 12 | ||
| 13 | #include <climits> | |
| 14 | #include <boost/preprocessor/cat.hpp> | |
| 15 | #include <boost/preprocessor/repeat.hpp> | |
| 16 | #include <boost/preprocessor/iterate.hpp> | |
| 17 | #include <boost/preprocessor/repetition/enum_params.hpp> | |
| 18 | #include <boost/preprocessor/repetition/enum_binary_params.hpp> | |
| 19 | #include <boost/preprocessor/repetition/enum_params_with_a_default.hpp> | |
| 20 | #include <boost/mpl/vector_c.hpp> | |
| 21 | #include <boost/fusion/adapted/mpl.hpp> | |
| 22 | #include <boost/fusion/adapted/mpl/mpl_iterator.hpp> | |
| 23 | ||
| 24 | #define BOOST_PP_ITERATION_PARAMS_1 \ | |
| 25 | (3, (1, FUSION_MAX_VECTOR_SIZE, \ | |
| 26 | "boost/fusion/view/nview/detail/cpp03/nview_impl.hpp")) \ | |
| 27 | /**/ | |
| 28 | ||
| 29 | /////////////////////////////////////////////////////////////////////////////// | |
| 30 | namespace boost { namespace fusion { namespace result_of | |
| 31 | { | |
| 32 | template <typename Sequence | |
| 33 | , BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(FUSION_MAX_VECTOR_SIZE, int I, INT_MAX)> | |
| 34 | struct as_nview | |
| 35 | { | |
| 36 | typedef mpl::vector_c< | |
| 37 | int, BOOST_PP_ENUM_PARAMS(FUSION_MAX_VECTOR_SIZE, I) | |
| 38 | > index_type; | |
| 39 | typedef nview<Sequence, index_type> type; | |
| 40 | }; | |
| 41 | }}} | |
| 42 | ||
| 43 | #include BOOST_PP_ITERATE() | |
| 44 | ||
| 45 | #endif | |
| 46 | ||
| 47 | /////////////////////////////////////////////////////////////////////////////// | |
| 48 | // Preprocessor vertical repetition code | |
| 49 | /////////////////////////////////////////////////////////////////////////////// | |
| 50 | #else // defined(BOOST_PP_IS_ITERATING) | |
| 51 | ||
| 52 | #define N BOOST_PP_ITERATION() | |
| 53 | ||
| 54 | #if N < FUSION_MAX_VECTOR_SIZE | |
| 55 | namespace boost { namespace fusion { namespace result_of | |
| 56 | { | |
| 57 | template <typename Sequence, BOOST_PP_ENUM_PARAMS(N, int I)> | |
| 58 | struct as_nview<Sequence, BOOST_PP_ENUM_PARAMS(N, I)> | |
| 59 | { | |
| 60 | typedef mpl::vector_c<int, BOOST_PP_ENUM_PARAMS(N, I)> index_type; | |
| 61 | typedef nview<Sequence, index_type> type; | |
| 62 | }; | |
| 63 | }}} | |
| 64 | #endif | |
| 65 | ||
| 66 | namespace boost { namespace fusion | |
| 67 | { | |
| 68 | template<BOOST_PP_ENUM_PARAMS(N, int I), typename Sequence> | |
| 69 | BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED | |
| 70 | inline nview<Sequence, mpl::vector_c<int, BOOST_PP_ENUM_PARAMS(N, I)> > | |
| 71 | as_nview(Sequence& s) | |
| 72 | { | |
| 73 | typedef mpl::vector_c<int, BOOST_PP_ENUM_PARAMS(N, I)> index_type; | |
| 74 | return nview<Sequence, index_type>(s); | |
| 75 | } | |
| 76 | ||
| 77 | }} | |
| 78 | ||
| 79 | #undef N | |
| 80 | ||
| 81 | #endif |