text: /*=============================================================================
      Boost.Wave: A Standard compliant C++ preprocessor library
      http://www.boost.org/
  
      Copyright (c) 2001-2009 Hartmut Kaiser. Distributed under the Boost
      Software License, Version 1.0. (See accompanying file
      LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  =============================================================================*/
  
  #define BOOST_WAVE_SOURCE 1
  #include <boost/wave/wave_config.hpp>
  
  #if BOOST_WAVE_SEPARATE_GRAMMAR_INSTANTIATION != 0
  
  #include <string>
  #include <utility>
  
  #include <boost/wave/cpplexer/cpp_lex_token.hpp>
  #include <boost/wave/cpplexer/cpp_lex_iterator.hpp>
  
  #include <boost/wave/grammars/cpp_expression_grammar.hpp>
  
  // this must occur after all of the includes and before any code appears
  #ifdef BOOST_HAS_ABI_HEADERS
  #include BOOST_ABI_PREFIX
  #endif
  
  ///////////////////////////////////////////////////////////////////////////////
  //  
  //  Explicit instantiation of the expression_grammar_gen template with the 
  //  correct lexer iterator type. This instantiates the corresponding parse 
  //  function, which in turn instantiates the expression_grammar object (see 
  //  wave/grammars/cpp_expression_grammar.hpp)
  //
  ///////////////////////////////////////////////////////////////////////////////
  
  // if you want to use your own token type the following line must be adjusted
  typedef boost::wave::cpplexer::lex_token<> token_type;
  
  // no need to change anything below
  template struct boost::wave::grammars::expression_grammar_gen<token_type>;
  
  // the suffix header occurs after all of the code
  #ifdef BOOST_HAS_ABI_HEADERS
  #include BOOST_ABI_SUFFIX
  #endif
  
  #endif // #if BOOST_WAVE_SEPARATE_GRAMMAR_INSTANTIATION != 0
  
  