212 lines
5.6 KiB
Plaintext
212 lines
5.6 KiB
Plaintext
/*
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*
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* Copyright (c) 2004
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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 c_regex_traits.hpp
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* VERSION see <boost/version.hpp>
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* DESCRIPTION: Declares regular expression traits class that wraps the global C locale.
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*/
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#ifndef BOOST_C_REGEX_TRAITS_HPP_INCLUDED
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#define BOOST_C_REGEX_TRAITS_HPP_INCLUDED
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#ifndef BOOST_REGEX_CONFIG_HPP
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#include <boost/regex/config.hpp>
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#endif
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#ifndef BOOST_REGEX_WORKAROUND_HPP
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#include <boost/regex/v4/regex_workaround.hpp>
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#endif
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#include <cctype>
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#ifdef BOOST_NO_STDC_NAMESPACE
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namespace std{
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using ::strlen; using ::tolower;
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}
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#endif
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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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namespace boost{
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template <class charT>
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struct c_regex_traits;
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template<>
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struct BOOST_REGEX_DECL c_regex_traits<char>
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{
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c_regex_traits(){}
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typedef char char_type;
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typedef std::size_t size_type;
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typedef std::string string_type;
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struct locale_type{};
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typedef boost::uint32_t char_class_type;
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static size_type length(const char_type* p)
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{
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return (std::strlen)(p);
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}
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char translate(char c) const
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{
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return c;
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}
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char translate_nocase(char c) const
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{
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return static_cast<char>((std::tolower)(static_cast<unsigned char>(c)));
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}
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static string_type BOOST_REGEX_CALL transform(const char* p1, const char* p2);
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static string_type BOOST_REGEX_CALL transform_primary(const char* p1, const char* p2);
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static char_class_type BOOST_REGEX_CALL lookup_classname(const char* p1, const char* p2);
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static string_type BOOST_REGEX_CALL lookup_collatename(const char* p1, const char* p2);
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static bool BOOST_REGEX_CALL isctype(char, char_class_type);
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static int BOOST_REGEX_CALL value(char, int);
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locale_type imbue(locale_type l)
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{ return l; }
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locale_type getloc()const
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{ return locale_type(); }
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private:
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// this type is not copyable:
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c_regex_traits(const c_regex_traits&);
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c_regex_traits& operator=(const c_regex_traits&);
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};
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#ifndef BOOST_NO_WREGEX
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template<>
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struct BOOST_REGEX_DECL c_regex_traits<wchar_t>
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{
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c_regex_traits(){}
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typedef wchar_t char_type;
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typedef std::size_t size_type;
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typedef std::wstring string_type;
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struct locale_type{};
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typedef boost::uint32_t char_class_type;
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static size_type length(const char_type* p)
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{
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return (std::wcslen)(p);
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}
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wchar_t translate(wchar_t c) const
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{
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return c;
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}
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wchar_t translate_nocase(wchar_t c) const
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{
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return (std::towlower)(c);
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}
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static string_type BOOST_REGEX_CALL transform(const wchar_t* p1, const wchar_t* p2);
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static string_type BOOST_REGEX_CALL transform_primary(const wchar_t* p1, const wchar_t* p2);
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static char_class_type BOOST_REGEX_CALL lookup_classname(const wchar_t* p1, const wchar_t* p2);
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static string_type BOOST_REGEX_CALL lookup_collatename(const wchar_t* p1, const wchar_t* p2);
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static bool BOOST_REGEX_CALL isctype(wchar_t, char_class_type);
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static int BOOST_REGEX_CALL value(wchar_t, int);
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locale_type imbue(locale_type l)
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{ return l; }
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locale_type getloc()const
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{ return locale_type(); }
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private:
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// this type is not copyable:
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c_regex_traits(const c_regex_traits&);
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c_regex_traits& operator=(const c_regex_traits&);
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};
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#ifdef BOOST_REGEX_HAS_OTHER_WCHAR_T
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//
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// Provide an unsigned short version as well, so the user can link to this
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// no matter whether they build with /Zc:wchar_t or not (MSVC specific).
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//
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template<>
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struct BOOST_REGEX_DECL c_regex_traits<unsigned short>
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{
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c_regex_traits(){}
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typedef unsigned short char_type;
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typedef std::size_t size_type;
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typedef std::basic_string<unsigned short> string_type;
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struct locale_type{};
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typedef boost::uint32_t char_class_type;
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static size_type length(const char_type* p)
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{
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return (std::wcslen)((const wchar_t*)p);
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}
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unsigned short translate(unsigned short c) const
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{
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return c;
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}
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unsigned short translate_nocase(unsigned short c) const
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{
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return (std::towlower)((wchar_t)c);
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}
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static string_type BOOST_REGEX_CALL transform(const unsigned short* p1, const unsigned short* p2);
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static string_type BOOST_REGEX_CALL transform_primary(const unsigned short* p1, const unsigned short* p2);
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static char_class_type BOOST_REGEX_CALL lookup_classname(const unsigned short* p1, const unsigned short* p2);
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static string_type BOOST_REGEX_CALL lookup_collatename(const unsigned short* p1, const unsigned short* p2);
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static bool BOOST_REGEX_CALL isctype(unsigned short, char_class_type);
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static int BOOST_REGEX_CALL value(unsigned short, int);
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locale_type imbue(locale_type l)
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{ return l; }
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locale_type getloc()const
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{ return locale_type(); }
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private:
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// this type is not copyable:
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c_regex_traits(const c_regex_traits&);
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c_regex_traits& operator=(const c_regex_traits&);
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};
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#endif
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#endif // BOOST_NO_WREGEX
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}
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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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#endif
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