1 /*============================================================================= 2 Boost.Wave: A Standard compliant C++ preprocessor library 3 Explicit instantiation of the lex_functor generation function 4 5 http://www.boost.org/ 6 7 Copyright (c) 2001-2012 Hartmut Kaiser. Distributed under the Boost 8 Software License, Version 1.0. (See accompanying file 9 LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) 10 =============================================================================*/ 11 12 #define BOOST_WAVE_SOURCE 1 13 14 // disable stupid compiler warnings 15 #include <boost/config/warning_disable.hpp> 16 #include <boost/wave/wave_config.hpp> // configuration data 17 18 #if BOOST_WAVE_SEPARATE_LEXER_INSTANTIATION != 0 19 20 #include <string> 21 22 #include <boost/wave/token_ids.hpp> 23 #include <boost/wave/cpplexer/cpp_lex_token.hpp> 24 #include <boost/wave/cpplexer/cpp_lex_iterator.hpp> 25 26 /////////////////////////////////////////////////////////////////////////////// 27 // The following file needs to be included only once throughout the whole 28 // program. 29 #include <boost/wave/cpplexer/re2clex/cpp_re2c_lexer.hpp> 30 31 // this must occur after all of the includes and before any code appears 32 #ifdef BOOST_HAS_ABI_HEADERS 33 #include BOOST_ABI_PREFIX 34 #endif 35 36 /////////////////////////////////////////////////////////////////////////////// 37 // 38 // If you've used another iterator type as std::string::iterator, you have to 39 // instantiate the new_lexer_gen<> template for this iterator type too. 40 // The reason is, that the library internally uses the new_lexer_gen<> 41 // template with a std::string::iterator. (You just have to undefine the 42 // following line.) 43 // 44 // This is moved into a separate compilation unit to decouple the compilation 45 // of the C++ lexer from the compilation of the other modules, which helps to 46 // reduce compilation time. 47 // 48 // The template parameter(s) supplied should be identical to the first 49 // parameter supplied while instantiating the boost::wave::context<> template 50 // (see the file cpp.cpp). 51 // 52 /////////////////////////////////////////////////////////////////////////////// 53 54 #if !defined(BOOST_WAVE_STRINGTYPE_USE_STDSTRING) 55 template struct BOOST_SYMBOL_VISIBLE boost::wave::cpplexer::new_lexer_gen<std::string::iterator>; 56 template struct BOOST_SYMBOL_VISIBLE boost::wave::cpplexer::new_lexer_gen<std::string::const_iterator>; 57 #endif 58 59 // the suffix header occurs after all of the code 60 #ifdef BOOST_HAS_ABI_HEADERS 61 #include BOOST_ABI_SUFFIX 62 #endif 63 64 #endif // BOOST_WAVE_SEPARATE_LEXER_INSTANTIATION != 0 65