ceph/src/boost/boost/metaparse/v1/cpp98/impl/at_c.hpp

   1 #ifndef BOOST_METAPARSE_V1_CPP98_IMPL_AT_C_HPP
   2 #define BOOST_METAPARSE_V1_CPP98_IMPL_AT_C_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/config.hpp>
  10 #include <boost/metaparse/v1/cpp98/fwd/string.hpp>
  11
  12 #include <boost/mpl/char.hpp>
  13
  14 #include <boost/preprocessor/repetition/enum_params.hpp>
  15 #include <boost/preprocessor/repetition/repeat.hpp>
  16
  17 namespace boost
  18 {
  19   namespace metaparse
  20   {
  21     namespace v1
  22     {
  23       namespace impl
  24       {
  25         template <class S, int N>
  26         struct at_c;
  27
  28         #ifdef BOOST_METAPARSE_STRING_CASE
  29         #  error BOOST_METAPARSE_STRING_CASE is already defined
  30         #endif
  31         #define BOOST_METAPARSE_STRING_CASE(z, n, unused) \
  32           template < \
  33             BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, int C) \
  34           > \
  35           struct \
  36             at_c< \
  37               string< \
  38                 BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, C) \
  39               >, \
  40               n \
  41             > : \
  42             boost::mpl::char_<BOOST_PP_CAT(C, n)> \
  43           {};
  44
  45         BOOST_PP_REPEAT(
  46           BOOST_METAPARSE_LIMIT_STRING_SIZE,
  47           BOOST_METAPARSE_STRING_CASE,
  48           ~
  49         )
  50
  51         #undef BOOST_METAPARSE_STRING_CASE
  52       }
  53     }
  54   }
  55 }
  56
  57 #endif
  58