deps/boost_1_63_0/boost/wave/grammars/cpp_expression_grammar_gen.hpp

   1 /*=============================================================================
   2     Boost.Wave: A Standard compliant C++ preprocessor library
   3
   4     http://www.boost.org/
   5
   6     Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost
   7     Software License, Version 1.0. (See accompanying file
   8     LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   9 =============================================================================*/
  10
  11 #if !defined(CPP_EXPRESSION_GRAMMAR_GEN_HPP_42399258_6CDC_4101_863D_5C7D95B5A6CA_INCLUDED)
  12 #define CPP_EXPRESSION_GRAMMAR_GEN_HPP_42399258_6CDC_4101_863D_5C7D95B5A6CA_INCLUDED
  13
  14 #include <boost/wave/wave_config.hpp>
  15 #include <boost/wave/cpp_iteration_context.hpp>
  16 #include <boost/wave/grammars/cpp_value_error.hpp>
  17
  18 #include <list>
  19 #include <boost/pool/pool_alloc.hpp>
  20
  21 // this must occur after all of the includes and before any code appears
  22 #ifdef BOOST_HAS_ABI_HEADERS
  23 #include BOOST_ABI_PREFIX
  24 #endif
  25
  26 // suppress warnings about dependent classes not being exported from the dll
  27 #ifdef BOOST_MSVC
  28 #pragma warning(push)
  29 #pragma warning(disable : 4251 4231 4660)
  30 #endif
  31
  32 ///////////////////////////////////////////////////////////////////////////////
  33 namespace boost {
  34 namespace wave {
  35 namespace grammars {
  36
  37 ///////////////////////////////////////////////////////////////////////////////
  38 //
  39 //  expression_grammar_gen template class
  40 //
  41 //      This template helps separating the compilation of the
  42 //      expression_grammar class from the compilation of the main
  43 //      pp_iterator. This is done to safe compilation time.
  44 //
  45 ///////////////////////////////////////////////////////////////////////////////
  46
  47 template <typename TokenT>
  48 struct BOOST_WAVE_DECL expression_grammar_gen {
  49
  50     typedef TokenT token_type;
  51     typedef std::list<token_type, boost::fast_pool_allocator<token_type> >
  52         token_sequence_type;
  53
  54     static bool evaluate(
  55         typename token_sequence_type::const_iterator const &first,
  56         typename token_sequence_type::const_iterator const &last,
  57         typename token_type::position_type const &tok,
  58         bool if_block_status, value_error &status);
  59 };
  60
  61 ///////////////////////////////////////////////////////////////////////////////
  62 }   //  namespace grammars
  63 }   //  namespace wave
  64 }   //  namespace boost
  65
  66 #ifdef BOOST_MSVC
  67 #pragma warning(pop)
  68 #endif
  69
  70 // the suffix header occurs after all of the code
  71 #ifdef BOOST_HAS_ABI_HEADERS
  72 #include BOOST_ABI_SUFFIX
  73 #endif
  74
  75 #endif // !defined(CPP_EXPRESSION_GRAMMAR_GEN_HPP_42399258_6CDC_4101_863D_5C7D95B5A6CA_INCLUDED)