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(BOOST_CPP_EXPRESSION_GRAMMAR_GEN_HPP_42399258_6CDC_4101_863D_5C7D95B5A6CA_INCLUDED) 12 #define BOOST_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(BOOST_CPP_EXPRESSION_GRAMMAR_GEN_HPP_42399258_6CDC_4101_863D_5C7D95B5A6CA_INCLUDED) 76