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