ceph/src/boost/libs/proto/include/boost/proto/detail/matches_.hpp

   1 #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
   2
   3     #include <boost/proto/detail/preprocessed/matches_.hpp>
   4
   5 #elif !defined(BOOST_PP_IS_ITERATING)
   6
   7     #define BOOST_PROTO_MATCHES_N_FUN(Z, N, DATA)                                                   \
   8         matches_<                                                                                   \
   9             typename detail::expr_traits<typename Args1::BOOST_PP_CAT(child, N)>::value_type::proto_derived_expr \
  10           , typename detail::expr_traits<typename Args1::BOOST_PP_CAT(child, N)>::value_type::proto_grammar \
  11           , typename Args2::BOOST_PP_CAT(child, N)::proto_grammar                                   \
  12         >
  13
  14     #define BOOST_PROTO_DEFINE_MATCHES(Z, N, DATA)                                                  \
  15         matches_<                                                                                   \
  16             Expr                                                                                    \
  17           , BasicExpr                                                                               \
  18           , typename BOOST_PP_CAT(G, N)::proto_grammar                                              \
  19         >
  20
  21     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  22         #pragma wave option(preserve: 2, line: 0, output: "preprocessed/matches_.hpp")
  23     #endif
  24
  25     ///////////////////////////////////////////////////////////////////////////////
  26     /// \file matches_.hpp
  27     /// Definitions of matches_ specializations
  28     //
  29     //  Copyright 2008 Eric Niebler. Distributed under the Boost
  30     //  Software License, Version 1.0. (See accompanying file
  31     //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  32
  33     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  34         #pragma wave option(preserve: 1)
  35     #endif
  36
  37     #define BOOST_PP_ITERATION_PARAMS_1                                                             \
  38         (3, (2, BOOST_PP_MAX(BOOST_PROTO_MAX_ARITY, BOOST_PROTO_MAX_LOGICAL_ARITY), <boost/proto/detail/matches_.hpp>))
  39     #include BOOST_PP_ITERATE()
  40
  41     #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
  42         #pragma wave option(output: null)
  43     #endif
  44
  45     #undef BOOST_PROTO_DEFINE_MATCHES
  46     #undef BOOST_PROTO_MATCHES_N_FUN
  47
  48 #else // BOOST_PP_IS_ITERATING
  49
  50     #define N BOOST_PP_ITERATION()
  51
  52     #if N <= BOOST_PROTO_MAX_LOGICAL_ARITY
  53
  54         // handle proto::or_
  55         template<typename Expr, typename BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, typename G)>
  56         struct matches_<Expr, BasicExpr, proto::or_<BOOST_PP_ENUM_PARAMS(N, G)> >
  57           : BOOST_PP_CAT(or_, N)<
  58                 matches_<Expr, BasicExpr, typename G0::proto_grammar>::value,
  59                 Expr, BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, G)
  60             >
  61         {};
  62
  63         // handle proto::and_
  64         template<typename Expr, typename BasicExpr, BOOST_PP_ENUM_PARAMS(N, typename G)>
  65         struct matches_<Expr, BasicExpr, proto::and_<BOOST_PP_ENUM_PARAMS(N, G)> >
  66           : detail::BOOST_PP_CAT(and_, N)<
  67                 BOOST_PROTO_DEFINE_MATCHES(~, 0, ~)::value,
  68                 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_DEFINE_MATCHES, ~)
  69             >
  70         {};
  71
  72     #endif
  73
  74     #if N <= BOOST_PROTO_MAX_ARITY
  75
  76         template<typename Expr, typename Tag, typename Args1, typename Args2>
  77         struct matches_< Expr, proto::basic_expr<Tag, Args1, N>, proto::basic_expr<Tag, Args2, N> >
  78           : BOOST_PP_CAT(and_, N)<
  79                 BOOST_PROTO_MATCHES_N_FUN(~, 0, ~)::value,
  80                 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_MATCHES_N_FUN, ~)
  81             >
  82         {};
  83
  84         template<typename Expr, typename Tag, typename Args1, typename Args2>
  85         struct matches_< Expr, proto::basic_expr<Tag, Args1, N>, proto::basic_expr<proto::_, Args2, N> >
  86           : BOOST_PP_CAT(and_, N)<
  87                 BOOST_PROTO_MATCHES_N_FUN(~, 0, ~)::value,
  88                 BOOST_PP_ENUM_SHIFTED(N, BOOST_PROTO_MATCHES_N_FUN, ~)
  89             >
  90         {};
  91
  92     #endif
  93
  94     #undef N
  95
  96 #endif