projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | /*============================================================================== |
| 2 | Copyright (c) 2001-2010 Joel de Guzman | |
| 3 | Copyright (c) 2010 Eric Niebler | |
| 4 | Copyright (c) 2010-2011 Thomas Heller | |
| 5 | ||
| 6 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 7 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 8 | ==============================================================================*/ | |
| 9 | #ifndef BOOST_PHOENIX_CORE_ARGUMENT_HPP | |
| 10 | #define BOOST_PHOENIX_CORE_ARGUMENT_HPP | |
| 11 | ||
| 12 | #include <boost/phoenix/core/limits.hpp> | |
| 13 | #include <boost/phoenix/core/actor.hpp> | |
| 14 | #include <boost/phoenix/core/expression.hpp> | |
| 15 | #include <boost/phoenix/core/terminal.hpp> | |
| 16 | #include <boost/mpl/int.hpp> | |
| 17 | ||
| 18 | namespace boost { namespace phoenix | |
| 19 | { | |
| 20 | //////////////////////////////////////////////////////////////////////////// | |
| 21 | // | |
| 22 | // argument | |
| 23 | // | |
| 24 | // function for evaluating argument placeholders like: _1 | |
| 25 | // | |
| 26 | //////////////////////////////////////////////////////////////////////////// | |
| 27 | ||
| 28 | template <int I> | |
| 29 | struct argument | |
| 30 | //: mpl::int_<I> | |
| 31 | { | |
| 32 | typedef typename mpl::int_<I>::value_type value_type; | |
| 33 | static const value_type value = mpl::int_<I>::value; | |
| 34 | ||
| 35 | bool operator==(argument) const | |
| 36 | { | |
| 37 | return true; | |
| 38 | } | |
| 39 | ||
| 40 | template <int I2> | |
| 41 | bool operator==(argument<I2>) const | |
| 42 | { | |
| 43 | return false; | |
| 44 | } | |
| 45 | }; | |
| 46 | }} | |
| 47 | ||
| 48 | namespace boost { | |
| 49 | template <int I> | |
| 50 | struct is_placeholder<phoenix::argument<I> > | |
| 51 | : mpl::int_<I> | |
| 52 | {}; | |
| 53 | } | |
| 54 | ||
| 55 | namespace boost { namespace phoenix | |
| 56 | { | |
| 57 | namespace expression | |
| 58 | { | |
| 59 | template <int I> | |
| 60 | struct argument | |
| 61 | : expression::terminal<phoenix::argument<I> > | |
| 62 | { | |
| 63 | typedef typename expression::terminal<phoenix::argument<I> >::type type; | |
| 64 | static const type make() | |
| 65 | { | |
| 66 | type const e = {{{}}}; | |
| 67 | return e; | |
| 68 | } | |
| 69 | }; | |
| 70 | } | |
| 71 | ||
| 72 | #if !defined(BOOST_PHOENIX_DONT_USE_PREPROCESSED_FILES) | |
| 73 | ||
| 74 | #include <boost/phoenix/core/detail/cpp03/preprocessed/argument.hpp> | |
| 75 | ||
| 76 | #else | |
| 77 | ||
| 78 | #if !defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 79 | #include <boost/phoenix/core/detail/argument.hpp> | |
| 80 | #else | |
| 81 | ||
| 82 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 83 | #pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp") | |
| 84 | #endif | |
| 85 | /*============================================================================== | |
| 86 | Copyright (c) 2001-2010 Joel de Guzman | |
| 87 | Copyright (c) 2010-2011 Thomas Heller | |
| 88 | ||
| 89 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 90 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 91 | ==============================================================================*/ | |
| 92 | ||
| 93 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 94 | #pragma wave option(preserve: 1) | |
| 95 | #endif | |
| 96 | ||
| 97 | #ifdef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 98 | #undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 99 | #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE | |
| 100 | #endif | |
| 101 | ||
| 102 | #include <boost/phoenix/core/detail/argument.hpp> | |
| 103 | ||
| 104 | #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE | |
| 105 | #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 106 | #undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE | |
| 107 | #endif | |
| 108 | ||
| 109 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 110 | #pragma wave option(output: null) | |
| 111 | #endif | |
| 112 | ||
| 113 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 114 | #pragma wave option(preserve: 2, line: 0, output: "detail/cpp03/preprocessed/argument_no_predefined_" BOOST_PHOENIX_LIMIT_STR ".hpp") | |
| 115 | #endif | |
| 116 | /*============================================================================== | |
| 117 | Copyright (c) 2001-2010 Joel de Guzman | |
| 118 | Copyright (c) 2010-2011 Thomas Heller | |
| 119 | ||
| 120 | Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 121 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 122 | ==============================================================================*/ | |
| 123 | ||
| 124 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 125 | #pragma wave option(preserve: 1) | |
| 126 | #endif | |
| 127 | ||
| 128 | #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 129 | #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 130 | #define BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE | |
| 131 | #endif | |
| 132 | ||
| 133 | #include <boost/phoenix/core/detail/argument.hpp> | |
| 134 | ||
| 135 | #ifndef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS_RESTORE | |
| 136 | #undef BOOST_PHOENIX_NO_PREDEFINED_TERMINALS | |
| 137 | #undef BOOST_PHOENIX_NO_PREDEFINED_TERIMINALS_RESTORE | |
| 138 | #endif | |
| 139 | ||
| 140 | #if defined(__WAVE__) && defined(BOOST_PHOENIX_CREATE_PREPROCESSED_FILES) | |
| 141 | #pragma wave option(output: null) | |
| 142 | #endif | |
| 143 | ||
| 144 | #endif | |
| 145 | ||
| 146 | #endif | |
| 147 | ||
| 148 | }} | |
| 149 | ||
| 150 | #endif |