Chris@16: /*=============================================================================
Chris@16:     Copyright (c) 2002-2003 Hartmut Kaiser
Chris@16:     http://spirit.sourceforge.net/
Chris@16: 
Chris@16:   Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16:   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: =============================================================================*/
Chris@16: #ifndef BOOST_SPIRIT_REGEX_HPP
Chris@16: #define BOOST_SPIRIT_REGEX_HPP
Chris@16: 
Chris@16: #include <boost/version.hpp>
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: //
Chris@16: //  Include the regular expression library of boost (Boost.Regex)
Chris@16: //
Chris@16: //  Note though, that this library is not distributed with Spirit. You have to
Chris@16: //  obtain a separate copy from http://www.boost.org.
Chris@16: //
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: #if defined(BOOST_SPIRIT_NO_REGEX_LIB) && BOOST_VERSION < 103300
Chris@16: //
Chris@16: //  Include all the Boost.regex library. Please note that this will not work,
Chris@16: //  if you are using the boost/spirit/regex.hpp header from more than one
Chris@16: //  translation units.
Chris@16: //
Chris@16: #define BOOST_REGEX_NO_LIB
Chris@16: #define BOOST_REGEX_STATIC_LINK
Chris@16: #define BOOST_REGEX_NO_EXTERNAL_TEMPLATES
Chris@16: #include <boost/regex.hpp>
Chris@16: #include <boost/regex/src.cpp>
Chris@16: 
Chris@16: #else
Chris@16: //
Chris@16: //  Include the Boost.Regex headers only. Note, that you will have to link your
Chris@16: //  application against the Boost.Regex library as described in the related
Chris@16: //  documentation.
Chris@16: //  This is the only way for Boost newer than V1.32.0
Chris@16: //
Chris@16: #include <boost/regex.hpp>
Chris@16: #endif // defined(BOOST_SPIRIT_NO_REGEX_LIB)
Chris@16: 
Chris@16: #include <boost/static_assert.hpp>
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: #include <boost/spirit/home/classic/namespace.hpp>
Chris@16: #include <boost/spirit/home/classic/meta/as_parser.hpp>
Chris@16: #include <boost/spirit/home/classic/core/parser.hpp>
Chris@16: #include <boost/spirit/home/classic/utility/impl/regex.ipp>
Chris@16: #include <boost/detail/iterator.hpp> // for boost::detail::iterator_traits
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: namespace boost { namespace spirit {
Chris@16: 
Chris@16: BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: // rxstrlit class
Chris@16: template <typename CharT = char>
Chris@16: struct rxstrlit : public parser<rxstrlit<CharT> > {
Chris@16: 
Chris@16:     typedef rxstrlit self_t;
Chris@16: 
Chris@16:     rxstrlit(CharT const *first, CharT const *last)
Chris@16:     : rx(first, last) {}
Chris@16:     rxstrlit(CharT const *first)
Chris@16:     : rx(first) {}
Chris@16: 
Chris@16:     template <typename ScannerT>
Chris@16:     typename parser_result<self_t, ScannerT>::type
Chris@16:     parse(ScannerT const& scan) const
Chris@16:     {
Chris@16:     //  Due to limitations in the boost::regex library the iterators wrapped in
Chris@16:     //  the ScannerT object should be at least bidirectional iterators. Plain
Chris@16:     //  forward iterators do not work here.
Chris@16:         typedef typename ScannerT::iterator_t iterator_t;
Chris@16:         typedef
Chris@16:             typename boost::detail::iterator_traits<iterator_t>::iterator_category
Chris@16:             iterator_category;
Chris@16: 
Chris@16:         BOOST_STATIC_ASSERT((
Chris@16:             boost::is_convertible<iterator_category,
Chris@16:                 std::bidirectional_iterator_tag>::value
Chris@16:         ));
Chris@16: 
Chris@16:         typedef typename parser_result<self_t, ScannerT>::type result_t;
Chris@16:         return impl::contiguous_parser_parse<result_t>(rx, scan, scan);
Chris@16:     }
Chris@16: 
Chris@16: private:
Chris@16:     impl::rx_parser<CharT> rx;   // contains the boost regular expression parser
Chris@16: };
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: // Generator functions
Chris@16: template <typename CharT>
Chris@16: inline rxstrlit<CharT>
Chris@16: regex_p(CharT const *first)
Chris@16: { return rxstrlit<CharT>(first); }
Chris@16: 
Chris@16: //////////////////////////////////
Chris@16: template <typename CharT>
Chris@16: inline rxstrlit<CharT>
Chris@16: regex_p(CharT const *first, CharT const *last)
Chris@16: { return rxstrlit<CharT>(first, last); }
Chris@16: 
Chris@16: ///////////////////////////////////////////////////////////////////////////////
Chris@16: BOOST_SPIRIT_CLASSIC_NAMESPACE_END
Chris@16: 
Chris@16: }} // namespace BOOST_SPIRIT_CLASSIC_NS
Chris@16: 
Chris@16: #endif // BOOST_SPIRIT_REGEX_HPP