218 lines
6.9 KiB
C++
218 lines
6.9 KiB
C++
/*
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*
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* Copyright (c) 1998-2002
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* John Maddock
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*
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* Use, modification and distribution are subject to the
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* Boost Software License, Version 1.0. (See accompanying file
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* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*
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*/
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/*
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* LOCATION: see http://www.boost.org for most recent version.
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* FILE regex_search.hpp
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* VERSION see <boost/version.hpp>
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* DESCRIPTION: Provides regex_search implementation.
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*/
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#ifndef BOOST_REGEX_V4_REGEX_SEARCH_HPP
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#define BOOST_REGEX_V4_REGEX_SEARCH_HPP
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namespace boost{
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#ifdef BOOST_MSVC
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#pragma warning(push)
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#pragma warning(disable: 4103)
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#endif
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_PREFIX
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#endif
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#ifdef BOOST_MSVC
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#pragma warning(pop)
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#endif
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template <class BidiIterator, class Allocator, class charT, class traits>
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bool regex_search(BidiIterator first, BidiIterator last,
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match_results<BidiIterator, Allocator>& m,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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return regex_search(first, last, m, e, flags, first);
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}
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template <class BidiIterator, class Allocator, class charT, class traits>
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bool regex_search(BidiIterator first, BidiIterator last,
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match_results<BidiIterator, Allocator>& m,
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const basic_regex<charT, traits>& e,
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match_flag_type flags,
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BidiIterator base)
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{
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if(e.flags() & regex_constants::failbit)
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return false;
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re_detail::perl_matcher<BidiIterator, Allocator, traits> matcher(first, last, m, e, flags, base);
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return matcher.find();
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}
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//
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// regex_search convenience interfaces:
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#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
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//
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// this isn't really a partial specialisation, but template function
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// overloading - if the compiler doesn't support partial specialisation
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// then it really won't support this either:
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template <class charT, class Allocator, class traits>
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inline bool regex_search(const charT* str,
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match_results<const charT*, Allocator>& m,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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return regex_search(str, str + traits::length(str), m, e, flags);
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}
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template <class ST, class SA, class Allocator, class charT, class traits>
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inline bool regex_search(const std::basic_string<charT, ST, SA>& s,
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match_results<typename std::basic_string<charT, ST, SA>::const_iterator, Allocator>& m,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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return regex_search(s.begin(), s.end(), m, e, flags);
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}
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#else // partial overloads:
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inline bool regex_search(const char* str,
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cmatch& m,
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const regex& e,
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match_flag_type flags = match_default)
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{
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return regex_search(str, str + regex::traits_type::length(str), m, e, flags);
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}
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inline bool regex_search(const char* first, const char* last,
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const regex& e,
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match_flag_type flags = match_default)
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{
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cmatch m;
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return regex_search(first, last, m, e, flags | regex_constants::match_any);
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}
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#ifndef BOOST_NO_WREGEX
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inline bool regex_search(const wchar_t* str,
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wcmatch& m,
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const wregex& e,
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match_flag_type flags = match_default)
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{
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return regex_search(str, str + wregex::traits_type::length(str), m, e, flags);
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}
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inline bool regex_search(const wchar_t* first, const wchar_t* last,
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const wregex& e,
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match_flag_type flags = match_default)
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{
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wcmatch m;
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return regex_search(first, last, m, e, flags | regex_constants::match_any);
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}
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#endif
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inline bool regex_search(const std::string& s,
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smatch& m,
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const regex& e,
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match_flag_type flags = match_default)
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{
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return regex_search(s.begin(), s.end(), m, e, flags);
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}
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#if !defined(BOOST_NO_WREGEX)
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inline bool regex_search(const std::basic_string<wchar_t>& s,
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wsmatch& m,
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const wregex& e,
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match_flag_type flags = match_default)
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{
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return regex_search(s.begin(), s.end(), m, e, flags);
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}
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#endif
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#endif
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template <class BidiIterator, class charT, class traits>
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bool regex_search(BidiIterator first, BidiIterator last,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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if(e.flags() & regex_constants::failbit)
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return false;
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match_results<BidiIterator> m;
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typedef typename match_results<BidiIterator>::allocator_type match_alloc_type;
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re_detail::perl_matcher<BidiIterator, match_alloc_type, traits> matcher(first, last, m, e, flags | regex_constants::match_any, first);
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return matcher.find();
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}
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#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
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template <class charT, class traits>
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inline bool regex_search(const charT* str,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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return regex_search(str, str + traits::length(str), e, flags);
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}
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template <class ST, class SA, class charT, class traits>
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inline bool regex_search(const std::basic_string<charT, ST, SA>& s,
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const basic_regex<charT, traits>& e,
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match_flag_type flags = match_default)
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{
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return regex_search(s.begin(), s.end(), e, flags);
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}
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#else // non-template function overloads
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inline bool regex_search(const char* str,
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const regex& e,
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match_flag_type flags = match_default)
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{
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cmatch m;
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return regex_search(str, str + regex::traits_type::length(str), m, e, flags | regex_constants::match_any);
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}
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#ifndef BOOST_NO_WREGEX
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inline bool regex_search(const wchar_t* str,
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const wregex& e,
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match_flag_type flags = match_default)
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{
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wcmatch m;
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return regex_search(str, str + wregex::traits_type::length(str), m, e, flags | regex_constants::match_any);
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}
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#endif
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inline bool regex_search(const std::string& s,
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const regex& e,
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match_flag_type flags = match_default)
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{
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smatch m;
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return regex_search(s.begin(), s.end(), m, e, flags | regex_constants::match_any);
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}
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#if !defined(BOOST_NO_WREGEX)
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inline bool regex_search(const std::basic_string<wchar_t>& s,
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const wregex& e,
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match_flag_type flags = match_default)
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{
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wsmatch m;
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return regex_search(s.begin(), s.end(), m, e, flags | regex_constants::match_any);
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}
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#endif // BOOST_NO_WREGEX
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#endif // partial overload
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#ifdef BOOST_MSVC
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#pragma warning(push)
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#pragma warning(disable: 4103)
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#endif
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_SUFFIX
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#endif
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#ifdef BOOST_MSVC
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#pragma warning(pop)
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#endif
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} // namespace boost
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#endif // BOOST_REGEX_V4_REGEX_SEARCH_HPP
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