ceph/src/boost/libs/metaparse/include/boost/metaparse/v1/impl/sequence.hpp

   1 #ifndef BOOST_METAPARSE_V1_IMPL_SEQUENCE_HPP
   2 #define BOOST_METAPARSE_V1_IMPL_SEQUENCE_HPP
   3
   4 // Copyright Abel Sinkovics (abel@sinkovics.hu)  2013.
   5 // Distributed under the Boost Software License, Version 1.0.
   6 //    (See accompanying file LICENSE_1_0.txt or copy at
   7 //          http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #include <boost/metaparse/v1/impl/sequence_impl.hpp>
  10 #include <boost/metaparse/limit_sequence_size.hpp>
  11
  12 #include <boost/mpl/vector.hpp>
  13
  14 #include <boost/preprocessor/repetition/repeat_from_to.hpp>
  15 #include <boost/preprocessor/repetition/enum_params.hpp>
  16 #include <boost/preprocessor/cat.hpp>
  17
  18 namespace boost
  19 {
  20   namespace metaparse
  21   {
  22     namespace v1
  23     {
  24       namespace impl
  25       {
  26         #ifdef BOOST_METAPARSE_SEQUENCE_CASE
  27         #  error BOOST_METAPARSE_SEQUENCE_CASE already defined
  28         #endif
  29         #define BOOST_METAPARSE_SEQUENCE_CASE(z, n, unused) \
  30           template <BOOST_PP_ENUM_PARAMS(n, class P)> \
  31           struct BOOST_PP_CAT(sequence, n) \
  32           { \
  33             typedef BOOST_PP_CAT(sequence, n) type; \
  34             \
  35             template <class S, class Pos> \
  36             struct apply : \
  37               sequence_impl< \
  38                 boost::mpl::vector<BOOST_PP_ENUM_PARAMS(n, P)>, \
  39                 S, \
  40                 Pos \
  41               > \
  42             {}; \
  43           };
  44
  45         BOOST_PP_REPEAT_FROM_TO(
  46           1,
  47           BOOST_METAPARSE_LIMIT_SEQUENCE_SIZE,
  48           BOOST_METAPARSE_SEQUENCE_CASE,
  49           ~
  50         )
  51
  52         #undef BOOST_METAPARSE_SEQUENCE_CASE
  53       }
  54     }
  55   }
  56 }
  57
  58 #endif
  59