1230 lines
39 KiB
C++
Executable File
1230 lines
39 KiB
C++
Executable File
/*
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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 w32_regex_traits.hpp
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* VERSION see <boost/version.hpp>
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* DESCRIPTION: Declares regular expression traits class w32_regex_traits.
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*/
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#ifndef BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
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#define BOOST_W32_REGEX_TRAITS_HPP_INCLUDED
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#ifndef BOOST_REGEX_NO_WIN32_LOCALE
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#ifndef BOOST_RE_PAT_EXCEPT_HPP
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#include <boost/regex/pattern_except.hpp>
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#endif
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#ifndef BOOST_REGEX_TRAITS_DEFAULTS_HPP_INCLUDED
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#include <boost/regex/v4/regex_traits_defaults.hpp>
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#endif
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#ifdef BOOST_HAS_THREADS
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#include <boost/regex/pending/static_mutex.hpp>
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#endif
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#ifndef BOOST_REGEX_PRIMARY_TRANSFORM
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#include <boost/regex/v4/primary_transform.hpp>
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#endif
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#ifndef BOOST_REGEX_OBJECT_CACHE_HPP
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#include <boost/regex/v4/object_cache.hpp>
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#endif
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#define VC_EXTRALEAN
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#if defined(_MSC_VER) && !defined(_WIN32_WCE) && !defined(UNDER_CE)
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#pragma comment(lib, "user32.lib")
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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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#ifdef BOOST_MSVC
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#pragma warning(push)
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#pragma warning(disable:4786)
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#if BOOST_MSVC < 1910
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#pragma warning(disable:4800)
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#endif
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#endif
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namespace boost{
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//
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// forward declaration is needed by some compilers:
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//
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template <class charT>
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class w32_regex_traits;
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namespace BOOST_REGEX_DETAIL_NS{
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//
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// start by typedeffing the types we'll need:
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//
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typedef ::boost::uint32_t lcid_type; // placeholder for LCID.
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typedef ::boost::shared_ptr<void> cat_type; // placeholder for dll HANDLE.
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//
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// then add wrappers around the actual Win32 API's (ie implementation hiding):
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//
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lcid_type BOOST_REGEX_CALL w32_get_default_locale();
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bool BOOST_REGEX_CALL w32_is_lower(char, lcid_type);
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#ifndef BOOST_NO_WREGEX
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bool BOOST_REGEX_CALL w32_is_lower(wchar_t, lcid_type);
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#endif
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bool BOOST_REGEX_CALL w32_is_upper(char, lcid_type);
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#ifndef BOOST_NO_WREGEX
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bool BOOST_REGEX_CALL w32_is_upper(wchar_t, lcid_type);
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#endif
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cat_type BOOST_REGEX_CALL w32_cat_open(const std::string& name);
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std::string BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::string& def);
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#ifndef BOOST_NO_WREGEX
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std::wstring BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type state_id, int i, const std::wstring& def);
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#endif
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std::string BOOST_REGEX_CALL w32_transform(lcid_type state_id, const char* p1, const char* p2);
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#ifndef BOOST_NO_WREGEX
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std::wstring BOOST_REGEX_CALL w32_transform(lcid_type state_id, const wchar_t* p1, const wchar_t* p2);
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#endif
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char BOOST_REGEX_CALL w32_tolower(char c, lcid_type);
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#ifndef BOOST_NO_WREGEX
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wchar_t BOOST_REGEX_CALL w32_tolower(wchar_t c, lcid_type);
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#endif
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char BOOST_REGEX_CALL w32_toupper(char c, lcid_type);
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#ifndef BOOST_NO_WREGEX
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wchar_t BOOST_REGEX_CALL w32_toupper(wchar_t c, lcid_type);
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#endif
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bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, char c);
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#ifndef BOOST_NO_WREGEX
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bool BOOST_REGEX_CALL w32_is(lcid_type, boost::uint32_t mask, wchar_t c);
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#endif
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//
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// class w32_regex_traits_base:
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// acts as a container for locale and the facets we are using.
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//
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template <class charT>
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struct w32_regex_traits_base
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{
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w32_regex_traits_base(lcid_type l)
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{ imbue(l); }
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lcid_type imbue(lcid_type l);
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lcid_type m_locale;
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};
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template <class charT>
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inline lcid_type w32_regex_traits_base<charT>::imbue(lcid_type l)
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{
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lcid_type result(m_locale);
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m_locale = l;
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return result;
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}
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//
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// class w32_regex_traits_char_layer:
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// implements methods that require specialisation for narrow characters:
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//
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template <class charT>
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class w32_regex_traits_char_layer : public w32_regex_traits_base<charT>
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{
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typedef std::basic_string<charT> string_type;
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typedef std::map<charT, regex_constants::syntax_type> map_type;
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typedef typename map_type::const_iterator map_iterator_type;
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public:
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w32_regex_traits_char_layer(const lcid_type l);
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regex_constants::syntax_type syntax_type(charT c)const
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{
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map_iterator_type i = m_char_map.find(c);
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return ((i == m_char_map.end()) ? 0 : i->second);
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}
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regex_constants::escape_syntax_type escape_syntax_type(charT c) const
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{
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map_iterator_type i = m_char_map.find(c);
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if(i == m_char_map.end())
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{
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if(::boost::BOOST_REGEX_DETAIL_NS::w32_is_lower(c, this->m_locale)) return regex_constants::escape_type_class;
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if(::boost::BOOST_REGEX_DETAIL_NS::w32_is_upper(c, this->m_locale)) return regex_constants::escape_type_not_class;
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return 0;
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}
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return i->second;
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}
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charT tolower(charT c)const
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{
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return ::boost::BOOST_REGEX_DETAIL_NS::w32_tolower(c, this->m_locale);
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}
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bool isctype(boost::uint32_t mask, charT c)const
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{
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return ::boost::BOOST_REGEX_DETAIL_NS::w32_is(this->m_locale, mask, c);
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}
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private:
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string_type get_default_message(regex_constants::syntax_type);
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// TODO: use a hash table when available!
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map_type m_char_map;
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};
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template <class charT>
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w32_regex_traits_char_layer<charT>::w32_regex_traits_char_layer(::boost::BOOST_REGEX_DETAIL_NS::lcid_type l)
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: w32_regex_traits_base<charT>(l)
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{
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// we need to start by initialising our syntax map so we know which
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// character is used for which purpose:
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cat_type cat;
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std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
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if(cat_name.size())
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{
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cat = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_open(cat_name);
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if(!cat)
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{
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std::string m("Unable to open message catalog: ");
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std::runtime_error err(m + cat_name);
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boost::BOOST_REGEX_DETAIL_NS::raise_runtime_error(err);
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}
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}
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//
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// if we have a valid catalog then load our messages:
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//
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if(cat)
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{
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for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
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{
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string_type mss = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_get(cat, this->m_locale, i, get_default_message(i));
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for(typename string_type::size_type j = 0; j < mss.size(); ++j)
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{
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this->m_char_map[mss[j]] = i;
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}
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}
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}
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else
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{
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for(regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
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{
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const char* ptr = get_default_syntax(i);
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while(ptr && *ptr)
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{
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this->m_char_map[static_cast<charT>(*ptr)] = i;
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++ptr;
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}
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}
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}
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}
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template <class charT>
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typename w32_regex_traits_char_layer<charT>::string_type
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w32_regex_traits_char_layer<charT>::get_default_message(regex_constants::syntax_type i)
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{
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const char* ptr = get_default_syntax(i);
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string_type result;
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while(ptr && *ptr)
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{
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result.append(1, static_cast<charT>(*ptr));
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++ptr;
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}
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return result;
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}
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//
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// specialised version for narrow characters:
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//
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template <>
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class w32_regex_traits_char_layer<char> : public w32_regex_traits_base<char>
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{
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typedef std::string string_type;
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public:
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w32_regex_traits_char_layer(::boost::BOOST_REGEX_DETAIL_NS::lcid_type l)
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: w32_regex_traits_base<char>(l)
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{
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init<char>();
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}
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regex_constants::syntax_type syntax_type(char c)const
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{
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return m_char_map[static_cast<unsigned char>(c)];
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}
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regex_constants::escape_syntax_type escape_syntax_type(char c) const
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{
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return m_char_map[static_cast<unsigned char>(c)];
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}
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char tolower(char c)const
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{
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return m_lower_map[static_cast<unsigned char>(c)];
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}
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bool isctype(boost::uint32_t mask, char c)const
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{
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return m_type_map[static_cast<unsigned char>(c)] & mask;
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}
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private:
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regex_constants::syntax_type m_char_map[1u << CHAR_BIT];
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char m_lower_map[1u << CHAR_BIT];
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boost::uint16_t m_type_map[1u << CHAR_BIT];
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template <class U>
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void init();
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};
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//
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// class w32_regex_traits_implementation:
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// provides pimpl implementation for w32_regex_traits.
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//
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template <class charT>
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class w32_regex_traits_implementation : public w32_regex_traits_char_layer<charT>
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{
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public:
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typedef typename w32_regex_traits<charT>::char_class_type char_class_type;
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BOOST_STATIC_CONSTANT(char_class_type, mask_word = 0x0400); // must be C1_DEFINED << 1
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BOOST_STATIC_CONSTANT(char_class_type, mask_unicode = 0x0800); // must be C1_DEFINED << 2
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BOOST_STATIC_CONSTANT(char_class_type, mask_horizontal = 0x1000); // must be C1_DEFINED << 3
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BOOST_STATIC_CONSTANT(char_class_type, mask_vertical = 0x2000); // must be C1_DEFINED << 4
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BOOST_STATIC_CONSTANT(char_class_type, mask_base = 0x3ff); // all the masks used by the CT_CTYPE1 group
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typedef std::basic_string<charT> string_type;
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typedef charT char_type;
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w32_regex_traits_implementation(::boost::BOOST_REGEX_DETAIL_NS::lcid_type l);
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std::string error_string(regex_constants::error_type n) const
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{
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if(!m_error_strings.empty())
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{
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std::map<int, std::string>::const_iterator p = m_error_strings.find(n);
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return (p == m_error_strings.end()) ? std::string(get_default_error_string(n)) : p->second;
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}
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return get_default_error_string(n);
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}
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char_class_type lookup_classname(const charT* p1, const charT* p2) const
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{
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char_class_type result = lookup_classname_imp(p1, p2);
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if(result == 0)
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{
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typedef typename string_type::size_type size_type;
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string_type temp(p1, p2);
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for(size_type i = 0; i < temp.size(); ++i)
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temp[i] = this->tolower(temp[i]);
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result = lookup_classname_imp(&*temp.begin(), &*temp.begin() + temp.size());
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}
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return result;
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}
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string_type lookup_collatename(const charT* p1, const charT* p2) const;
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string_type transform_primary(const charT* p1, const charT* p2) const;
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string_type transform(const charT* p1, const charT* p2) const
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{
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return ::boost::BOOST_REGEX_DETAIL_NS::w32_transform(this->m_locale, p1, p2);
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}
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private:
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std::map<int, std::string> m_error_strings; // error messages indexed by numberic ID
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std::map<string_type, char_class_type> m_custom_class_names; // character class names
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std::map<string_type, string_type> m_custom_collate_names; // collating element names
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unsigned m_collate_type; // the form of the collation string
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charT m_collate_delim; // the collation group delimiter
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//
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// helpers:
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//
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char_class_type lookup_classname_imp(const charT* p1, const charT* p2) const;
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};
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template <class charT>
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typename w32_regex_traits_implementation<charT>::string_type
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w32_regex_traits_implementation<charT>::transform_primary(const charT* p1, const charT* p2) const
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{
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string_type result;
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//
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// What we do here depends upon the format of the sort key returned by
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// sort key returned by this->transform:
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//
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switch(m_collate_type)
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{
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case sort_C:
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case sort_unknown:
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// the best we can do is translate to lower case, then get a regular sort key:
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{
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result.assign(p1, p2);
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typedef typename string_type::size_type size_type;
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for(size_type i = 0; i < result.size(); ++i)
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result[i] = this->tolower(result[i]);
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result = this->transform(&*result.begin(), &*result.begin() + result.size());
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break;
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}
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case sort_fixed:
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{
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// get a regular sort key, and then truncate it:
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result.assign(this->transform(p1, p2));
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result.erase(this->m_collate_delim);
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break;
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}
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case sort_delim:
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// get a regular sort key, and then truncate everything after the delim:
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result.assign(this->transform(p1, p2));
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std::size_t i;
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for(i = 0; i < result.size(); ++i)
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{
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if(result[i] == m_collate_delim)
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break;
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}
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result.erase(i);
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break;
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}
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if(result.empty())
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result = string_type(1, charT(0));
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return result;
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}
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template <class charT>
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typename w32_regex_traits_implementation<charT>::string_type
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w32_regex_traits_implementation<charT>::lookup_collatename(const charT* p1, const charT* p2) const
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{
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typedef typename std::map<string_type, string_type>::const_iterator iter_type;
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if(m_custom_collate_names.size())
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{
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iter_type pos = m_custom_collate_names.find(string_type(p1, p2));
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if(pos != m_custom_collate_names.end())
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return pos->second;
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}
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#if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
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&& !BOOST_WORKAROUND(BOOST_BORLANDC, <= 0x0551)
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std::string name(p1, p2);
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#else
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std::string name;
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const charT* p0 = p1;
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while(p0 != p2)
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name.append(1, char(*p0++));
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#endif
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name = lookup_default_collate_name(name);
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#if !defined(BOOST_NO_TEMPLATED_ITERATOR_CONSTRUCTORS)\
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&& !BOOST_WORKAROUND(BOOST_BORLANDC, <= 0x0551)
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if(name.size())
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return string_type(name.begin(), name.end());
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#else
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if(name.size())
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{
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string_type result;
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typedef std::string::const_iterator iter;
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iter b = name.begin();
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iter e = name.end();
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while(b != e)
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result.append(1, charT(*b++));
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return result;
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}
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#endif
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if(p2 - p1 == 1)
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return string_type(1, *p1);
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return string_type();
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}
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template <class charT>
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w32_regex_traits_implementation<charT>::w32_regex_traits_implementation(::boost::BOOST_REGEX_DETAIL_NS::lcid_type l)
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: w32_regex_traits_char_layer<charT>(l)
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{
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cat_type cat;
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std::string cat_name(w32_regex_traits<charT>::get_catalog_name());
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if(cat_name.size())
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{
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cat = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_open(cat_name);
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if(!cat)
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{
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std::string m("Unable to open message catalog: ");
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std::runtime_error err(m + cat_name);
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boost::BOOST_REGEX_DETAIL_NS::raise_runtime_error(err);
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}
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}
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//
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// if we have a valid catalog then load our messages:
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//
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if(cat)
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{
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//
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// Error messages:
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//
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for(boost::regex_constants::error_type i = static_cast<boost::regex_constants::error_type>(0);
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i <= boost::regex_constants::error_unknown;
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i = static_cast<boost::regex_constants::error_type>(i + 1))
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{
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const char* p = get_default_error_string(i);
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string_type default_message;
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while(*p)
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{
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default_message.append(1, static_cast<charT>(*p));
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++p;
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}
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string_type s = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_get(cat, this->m_locale, i+200, default_message);
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std::string result;
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for(std::string::size_type j = 0; j < s.size(); ++j)
|
|
{
|
|
result.append(1, static_cast<char>(s[j]));
|
|
}
|
|
m_error_strings[i] = result;
|
|
}
|
|
//
|
|
// Custom class names:
|
|
//
|
|
static const char_class_type masks[14] =
|
|
{
|
|
0x0104u, // C1_ALPHA | C1_DIGIT
|
|
0x0100u, // C1_ALPHA
|
|
0x0020u, // C1_CNTRL
|
|
0x0004u, // C1_DIGIT
|
|
(~(0x0020u|0x0008u) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE
|
|
0x0002u, // C1_LOWER
|
|
(~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
|
|
0x0010u, // C1_PUNCT
|
|
0x0008u, // C1_SPACE
|
|
0x0001u, // C1_UPPER
|
|
0x0080u, // C1_XDIGIT
|
|
0x0040u, // C1_BLANK
|
|
w32_regex_traits_implementation<charT>::mask_word,
|
|
w32_regex_traits_implementation<charT>::mask_unicode,
|
|
};
|
|
static const string_type null_string;
|
|
for(unsigned int j = 0; j <= 13; ++j)
|
|
{
|
|
string_type s(::boost::BOOST_REGEX_DETAIL_NS::w32_cat_get(cat, this->m_locale, j+300, null_string));
|
|
if(s.size())
|
|
this->m_custom_class_names[s] = masks[j];
|
|
}
|
|
}
|
|
//
|
|
// get the collation format used by m_pcollate:
|
|
//
|
|
m_collate_type = BOOST_REGEX_DETAIL_NS::find_sort_syntax(this, &m_collate_delim);
|
|
}
|
|
|
|
template <class charT>
|
|
typename w32_regex_traits_implementation<charT>::char_class_type
|
|
w32_regex_traits_implementation<charT>::lookup_classname_imp(const charT* p1, const charT* p2) const
|
|
{
|
|
static const char_class_type masks[22] =
|
|
{
|
|
0,
|
|
0x0104u, // C1_ALPHA | C1_DIGIT
|
|
0x0100u, // C1_ALPHA
|
|
0x0040u, // C1_BLANK
|
|
0x0020u, // C1_CNTRL
|
|
0x0004u, // C1_DIGIT
|
|
0x0004u, // C1_DIGIT
|
|
(~(0x0020u|0x0008u|0x0040) & 0x01ffu) | 0x0400u, // not C1_CNTRL or C1_SPACE or C1_BLANK
|
|
w32_regex_traits_implementation<charT>::mask_horizontal,
|
|
0x0002u, // C1_LOWER
|
|
0x0002u, // C1_LOWER
|
|
(~0x0020u & 0x01ffu) | 0x0400, // not C1_CNTRL
|
|
0x0010u, // C1_PUNCT
|
|
0x0008u, // C1_SPACE
|
|
0x0008u, // C1_SPACE
|
|
0x0001u, // C1_UPPER
|
|
w32_regex_traits_implementation<charT>::mask_unicode,
|
|
0x0001u, // C1_UPPER
|
|
w32_regex_traits_implementation<charT>::mask_vertical,
|
|
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
|
|
0x0104u | w32_regex_traits_implementation<charT>::mask_word,
|
|
0x0080u, // C1_XDIGIT
|
|
};
|
|
if(m_custom_class_names.size())
|
|
{
|
|
typedef typename std::map<std::basic_string<charT>, char_class_type>::const_iterator map_iter;
|
|
map_iter pos = m_custom_class_names.find(string_type(p1, p2));
|
|
if(pos != m_custom_class_names.end())
|
|
return pos->second;
|
|
}
|
|
std::size_t state_id = 1u + (std::size_t)BOOST_REGEX_DETAIL_NS::get_default_class_id(p1, p2);
|
|
if(state_id < sizeof(masks) / sizeof(masks[0]))
|
|
return masks[state_id];
|
|
return masks[0];
|
|
}
|
|
|
|
|
|
template <class charT>
|
|
boost::shared_ptr<const w32_regex_traits_implementation<charT> > create_w32_regex_traits(::boost::BOOST_REGEX_DETAIL_NS::lcid_type l)
|
|
{
|
|
// TODO: create a cache for previously constructed objects.
|
|
return boost::object_cache< ::boost::BOOST_REGEX_DETAIL_NS::lcid_type, w32_regex_traits_implementation<charT> >::get(l, 5);
|
|
}
|
|
|
|
} // BOOST_REGEX_DETAIL_NS
|
|
|
|
template <class charT>
|
|
class w32_regex_traits
|
|
{
|
|
public:
|
|
typedef charT char_type;
|
|
typedef std::size_t size_type;
|
|
typedef std::basic_string<char_type> string_type;
|
|
typedef ::boost::BOOST_REGEX_DETAIL_NS::lcid_type locale_type;
|
|
typedef boost::uint_least32_t char_class_type;
|
|
|
|
struct boost_extensions_tag{};
|
|
|
|
w32_regex_traits()
|
|
: m_pimpl(BOOST_REGEX_DETAIL_NS::create_w32_regex_traits<charT>(::boost::BOOST_REGEX_DETAIL_NS::w32_get_default_locale()))
|
|
{ }
|
|
static size_type length(const char_type* p)
|
|
{
|
|
return std::char_traits<charT>::length(p);
|
|
}
|
|
regex_constants::syntax_type syntax_type(charT c)const
|
|
{
|
|
return m_pimpl->syntax_type(c);
|
|
}
|
|
regex_constants::escape_syntax_type escape_syntax_type(charT c) const
|
|
{
|
|
return m_pimpl->escape_syntax_type(c);
|
|
}
|
|
charT translate(charT c) const
|
|
{
|
|
return c;
|
|
}
|
|
charT translate_nocase(charT c) const
|
|
{
|
|
return this->m_pimpl->tolower(c);
|
|
}
|
|
charT translate(charT c, bool icase) const
|
|
{
|
|
return icase ? this->m_pimpl->tolower(c) : c;
|
|
}
|
|
charT tolower(charT c) const
|
|
{
|
|
return this->m_pimpl->tolower(c);
|
|
}
|
|
charT toupper(charT c) const
|
|
{
|
|
return ::boost::BOOST_REGEX_DETAIL_NS::w32_toupper(c, this->m_pimpl->m_locale);
|
|
}
|
|
string_type transform(const charT* p1, const charT* p2) const
|
|
{
|
|
return ::boost::BOOST_REGEX_DETAIL_NS::w32_transform(this->m_pimpl->m_locale, p1, p2);
|
|
}
|
|
string_type transform_primary(const charT* p1, const charT* p2) const
|
|
{
|
|
return m_pimpl->transform_primary(p1, p2);
|
|
}
|
|
char_class_type lookup_classname(const charT* p1, const charT* p2) const
|
|
{
|
|
return m_pimpl->lookup_classname(p1, p2);
|
|
}
|
|
string_type lookup_collatename(const charT* p1, const charT* p2) const
|
|
{
|
|
return m_pimpl->lookup_collatename(p1, p2);
|
|
}
|
|
bool isctype(charT c, char_class_type f) const
|
|
{
|
|
if((f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_base)
|
|
&& (this->m_pimpl->isctype(f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_base, c)))
|
|
return true;
|
|
else if((f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_unicode) && BOOST_REGEX_DETAIL_NS::is_extended(c))
|
|
return true;
|
|
else if((f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_word) && (c == '_'))
|
|
return true;
|
|
else if((f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_vertical)
|
|
&& (::boost::BOOST_REGEX_DETAIL_NS::is_separator(c) || (c == '\v')))
|
|
return true;
|
|
else if((f & BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_horizontal)
|
|
&& this->isctype(c, 0x0008u) && !this->isctype(c, BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT>::mask_vertical))
|
|
return true;
|
|
return false;
|
|
}
|
|
boost::intmax_t toi(const charT*& p1, const charT* p2, int radix)const
|
|
{
|
|
return ::boost::BOOST_REGEX_DETAIL_NS::global_toi(p1, p2, radix, *this);
|
|
}
|
|
int value(charT c, int radix)const
|
|
{
|
|
int result = (int)::boost::BOOST_REGEX_DETAIL_NS::global_value(c);
|
|
return result < radix ? result : -1;
|
|
}
|
|
locale_type imbue(locale_type l)
|
|
{
|
|
::boost::BOOST_REGEX_DETAIL_NS::lcid_type result(getloc());
|
|
m_pimpl = BOOST_REGEX_DETAIL_NS::create_w32_regex_traits<charT>(l);
|
|
return result;
|
|
}
|
|
locale_type getloc()const
|
|
{
|
|
return m_pimpl->m_locale;
|
|
}
|
|
std::string error_string(regex_constants::error_type n) const
|
|
{
|
|
return m_pimpl->error_string(n);
|
|
}
|
|
|
|
//
|
|
// extension:
|
|
// set the name of the message catalog in use (defaults to "boost_regex").
|
|
//
|
|
static std::string catalog_name(const std::string& name);
|
|
static std::string get_catalog_name();
|
|
|
|
private:
|
|
boost::shared_ptr<const BOOST_REGEX_DETAIL_NS::w32_regex_traits_implementation<charT> > m_pimpl;
|
|
//
|
|
// catalog name handler:
|
|
//
|
|
static std::string& get_catalog_name_inst();
|
|
|
|
#ifdef BOOST_HAS_THREADS
|
|
static static_mutex& get_mutex_inst();
|
|
#endif
|
|
};
|
|
|
|
template <class charT>
|
|
std::string w32_regex_traits<charT>::catalog_name(const std::string& name)
|
|
{
|
|
#ifdef BOOST_HAS_THREADS
|
|
static_mutex::scoped_lock lk(get_mutex_inst());
|
|
#endif
|
|
std::string result(get_catalog_name_inst());
|
|
get_catalog_name_inst() = name;
|
|
return result;
|
|
}
|
|
|
|
template <class charT>
|
|
std::string& w32_regex_traits<charT>::get_catalog_name_inst()
|
|
{
|
|
static std::string s_name;
|
|
return s_name;
|
|
}
|
|
|
|
template <class charT>
|
|
std::string w32_regex_traits<charT>::get_catalog_name()
|
|
{
|
|
#ifdef BOOST_HAS_THREADS
|
|
static_mutex::scoped_lock lk(get_mutex_inst());
|
|
#endif
|
|
std::string result(get_catalog_name_inst());
|
|
return result;
|
|
}
|
|
|
|
#ifdef BOOST_HAS_THREADS
|
|
template <class charT>
|
|
static_mutex& w32_regex_traits<charT>::get_mutex_inst()
|
|
{
|
|
static static_mutex s_mutex = BOOST_STATIC_MUTEX_INIT;
|
|
return s_mutex;
|
|
}
|
|
#endif
|
|
|
|
namespace BOOST_REGEX_DETAIL_NS {
|
|
|
|
#ifdef BOOST_NO_ANSI_APIS
|
|
inline UINT get_code_page_for_locale_id(lcid_type idx)
|
|
{
|
|
WCHAR code_page_string[7];
|
|
if (::GetLocaleInfoW(idx, LOCALE_IDEFAULTANSICODEPAGE, code_page_string, 7) == 0)
|
|
return 0;
|
|
|
|
return static_cast<UINT>(_wtol(code_page_string));
|
|
}
|
|
#endif
|
|
|
|
template <class U>
|
|
inline void w32_regex_traits_char_layer<char>::init()
|
|
{
|
|
// we need to start by initialising our syntax map so we know which
|
|
// character is used for which purpose:
|
|
std::memset(m_char_map, 0, sizeof(m_char_map));
|
|
cat_type cat;
|
|
std::string cat_name(w32_regex_traits<char>::get_catalog_name());
|
|
if (cat_name.size())
|
|
{
|
|
cat = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_open(cat_name);
|
|
if (!cat)
|
|
{
|
|
std::string m("Unable to open message catalog: ");
|
|
std::runtime_error err(m + cat_name);
|
|
::boost::BOOST_REGEX_DETAIL_NS::raise_runtime_error(err);
|
|
}
|
|
}
|
|
//
|
|
// if we have a valid catalog then load our messages:
|
|
//
|
|
if (cat)
|
|
{
|
|
for (regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
|
|
{
|
|
string_type mss = ::boost::BOOST_REGEX_DETAIL_NS::w32_cat_get(cat, this->m_locale, i, get_default_syntax(i));
|
|
for (string_type::size_type j = 0; j < mss.size(); ++j)
|
|
{
|
|
m_char_map[static_cast<unsigned char>(mss[j])] = i;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (regex_constants::syntax_type i = 1; i < regex_constants::syntax_max; ++i)
|
|
{
|
|
const char* ptr = get_default_syntax(i);
|
|
while (ptr && *ptr)
|
|
{
|
|
m_char_map[static_cast<unsigned char>(*ptr)] = i;
|
|
++ptr;
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// finish off by calculating our escape types:
|
|
//
|
|
unsigned char i = 'A';
|
|
do
|
|
{
|
|
if (m_char_map[i] == 0)
|
|
{
|
|
if (::boost::BOOST_REGEX_DETAIL_NS::w32_is(this->m_locale, 0x0002u, (char)i))
|
|
m_char_map[i] = regex_constants::escape_type_class;
|
|
else if (::boost::BOOST_REGEX_DETAIL_NS::w32_is(this->m_locale, 0x0001u, (char)i))
|
|
m_char_map[i] = regex_constants::escape_type_not_class;
|
|
}
|
|
} while (0xFF != i++);
|
|
|
|
//
|
|
// fill in lower case map:
|
|
//
|
|
char char_map[1 << CHAR_BIT];
|
|
for (int ii = 0; ii < (1 << CHAR_BIT); ++ii)
|
|
char_map[ii] = static_cast<char>(ii);
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
int r = ::LCMapStringA(this->m_locale, LCMAP_LOWERCASE, char_map, 1 << CHAR_BIT, this->m_lower_map, 1 << CHAR_BIT);
|
|
BOOST_REGEX_ASSERT(r != 0);
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(this->m_locale);
|
|
BOOST_REGEX_ASSERT(code_page != 0);
|
|
|
|
WCHAR wide_char_map[1 << CHAR_BIT];
|
|
int conv_r = ::MultiByteToWideChar(code_page, 0, char_map, 1 << CHAR_BIT, wide_char_map, 1 << CHAR_BIT);
|
|
BOOST_REGEX_ASSERT(conv_r != 0);
|
|
|
|
WCHAR wide_lower_map[1 << CHAR_BIT];
|
|
int r = ::LCMapStringW(this->m_locale, LCMAP_LOWERCASE, wide_char_map, 1 << CHAR_BIT, wide_lower_map, 1 << CHAR_BIT);
|
|
BOOST_REGEX_ASSERT(r != 0);
|
|
|
|
conv_r = ::WideCharToMultiByte(code_page, 0, wide_lower_map, r, this->m_lower_map, 1 << CHAR_BIT, NULL, NULL);
|
|
BOOST_REGEX_ASSERT(conv_r != 0);
|
|
#endif
|
|
if (r < (1 << CHAR_BIT))
|
|
{
|
|
// if we have multibyte characters then not all may have been given
|
|
// a lower case mapping:
|
|
for (int jj = r; jj < (1 << CHAR_BIT); ++jj)
|
|
this->m_lower_map[jj] = static_cast<char>(jj);
|
|
}
|
|
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
r = ::GetStringTypeExA(this->m_locale, CT_CTYPE1, char_map, 1 << CHAR_BIT, this->m_type_map);
|
|
#else
|
|
r = ::GetStringTypeExW(this->m_locale, CT_CTYPE1, wide_char_map, 1 << CHAR_BIT, this->m_type_map);
|
|
#endif
|
|
BOOST_REGEX_ASSERT(0 != r);
|
|
}
|
|
|
|
inline lcid_type BOOST_REGEX_CALL w32_get_default_locale()
|
|
{
|
|
return ::GetUserDefaultLCID();
|
|
}
|
|
|
|
inline bool BOOST_REGEX_CALL w32_is_lower(char c, lcid_type idx)
|
|
{
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
WORD mask;
|
|
if (::GetStringTypeExA(idx, CT_CTYPE1, &c, 1, &mask) && (mask & C1_LOWER))
|
|
return true;
|
|
return false;
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return false;
|
|
|
|
WCHAR wide_c;
|
|
if (::MultiByteToWideChar(code_page, 0, &c, 1, &wide_c, 1) == 0)
|
|
return false;
|
|
|
|
WORD mask;
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &wide_c, 1, &mask) && (mask & C1_LOWER))
|
|
return true;
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
inline bool BOOST_REGEX_CALL w32_is_lower(wchar_t c, lcid_type idx)
|
|
{
|
|
WORD mask;
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &c, 1, &mask) && (mask & C1_LOWER))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
inline bool BOOST_REGEX_CALL w32_is_upper(char c, lcid_type idx)
|
|
{
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
WORD mask;
|
|
if (::GetStringTypeExA(idx, CT_CTYPE1, &c, 1, &mask) && (mask & C1_UPPER))
|
|
return true;
|
|
return false;
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return false;
|
|
|
|
WCHAR wide_c;
|
|
if (::MultiByteToWideChar(code_page, 0, &c, 1, &wide_c, 1) == 0)
|
|
return false;
|
|
|
|
WORD mask;
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &wide_c, 1, &mask) && (mask & C1_UPPER))
|
|
return true;
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
inline bool BOOST_REGEX_CALL w32_is_upper(wchar_t c, lcid_type idx)
|
|
{
|
|
WORD mask;
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &c, 1, &mask) && (mask & C1_UPPER))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
inline void free_module(void* mod)
|
|
{
|
|
::FreeLibrary(static_cast<HMODULE>(mod));
|
|
}
|
|
|
|
inline cat_type BOOST_REGEX_CALL w32_cat_open(const std::string& name)
|
|
{
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
cat_type result(::LoadLibraryA(name.c_str()), &free_module);
|
|
return result;
|
|
#else
|
|
LPWSTR wide_name = (LPWSTR)_alloca((name.size() + 1) * sizeof(WCHAR));
|
|
if (::MultiByteToWideChar(CP_ACP, 0, name.c_str(), name.size(), wide_name, name.size() + 1) == 0)
|
|
return cat_type();
|
|
|
|
cat_type result(::LoadLibraryW(wide_name), &free_module);
|
|
return result;
|
|
#endif
|
|
}
|
|
|
|
inline std::string BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type, int i, const std::string& def)
|
|
{
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
char buf[256];
|
|
if (0 == ::LoadStringA(
|
|
static_cast<HMODULE>(cat.get()),
|
|
i,
|
|
buf,
|
|
256
|
|
))
|
|
{
|
|
return def;
|
|
}
|
|
#else
|
|
WCHAR wbuf[256];
|
|
int r = ::LoadStringW(
|
|
static_cast<HMODULE>(cat.get()),
|
|
i,
|
|
wbuf,
|
|
256
|
|
);
|
|
if (r == 0)
|
|
return def;
|
|
|
|
|
|
int buf_size = 1 + ::WideCharToMultiByte(CP_ACP, 0, wbuf, r, NULL, 0, NULL, NULL);
|
|
LPSTR buf = (LPSTR)_alloca(buf_size);
|
|
if (::WideCharToMultiByte(CP_ACP, 0, wbuf, r, buf, buf_size, NULL, NULL) == 0)
|
|
return def; // failed conversion.
|
|
#endif
|
|
return std::string(buf);
|
|
}
|
|
|
|
#ifndef BOOST_NO_WREGEX
|
|
inline std::wstring BOOST_REGEX_CALL w32_cat_get(const cat_type& cat, lcid_type, int i, const std::wstring& def)
|
|
{
|
|
wchar_t buf[256];
|
|
if (0 == ::LoadStringW(
|
|
static_cast<HMODULE>(cat.get()),
|
|
i,
|
|
buf,
|
|
256
|
|
))
|
|
{
|
|
return def;
|
|
}
|
|
return std::wstring(buf);
|
|
}
|
|
#endif
|
|
inline std::string BOOST_REGEX_CALL w32_transform(lcid_type idx, const char* p1, const char* p2)
|
|
{
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
int bytes = ::LCMapStringA(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
p1, // source string
|
|
static_cast<int>(p2 - p1), // number of characters in source string
|
|
0, // destination buffer
|
|
0 // size of destination buffer
|
|
);
|
|
if (!bytes)
|
|
return std::string(p1, p2);
|
|
std::string result(++bytes, '\0');
|
|
bytes = ::LCMapStringA(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
p1, // source string
|
|
static_cast<int>(p2 - p1), // number of characters in source string
|
|
&*result.begin(), // destination buffer
|
|
bytes // size of destination buffer
|
|
);
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return std::string(p1, p2);
|
|
|
|
int src_len = static_cast<int>(p2 - p1);
|
|
LPWSTR wide_p1 = (LPWSTR)_alloca((src_len + 1) * 2);
|
|
if (::MultiByteToWideChar(code_page, 0, p1, src_len, wide_p1, src_len + 1) == 0)
|
|
return std::string(p1, p2);
|
|
|
|
int bytes = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
wide_p1, // source string
|
|
src_len, // number of characters in source string
|
|
0, // destination buffer
|
|
0 // size of destination buffer
|
|
);
|
|
if (!bytes)
|
|
return std::string(p1, p2);
|
|
std::string result(++bytes, '\0');
|
|
bytes = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
wide_p1, // source string
|
|
src_len, // number of characters in source string
|
|
(LPWSTR) & *result.begin(), // destination buffer
|
|
bytes // size of destination buffer
|
|
);
|
|
#endif
|
|
if (bytes > static_cast<int>(result.size()))
|
|
return std::string(p1, p2);
|
|
while (result.size() && result[result.size() - 1] == '\0')
|
|
{
|
|
result.erase(result.size() - 1);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
#ifndef BOOST_NO_WREGEX
|
|
inline std::wstring BOOST_REGEX_CALL w32_transform(lcid_type idx, const wchar_t* p1, const wchar_t* p2)
|
|
{
|
|
int bytes = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
p1, // source string
|
|
static_cast<int>(p2 - p1), // number of characters in source string
|
|
0, // destination buffer
|
|
0 // size of destination buffer
|
|
);
|
|
if (!bytes)
|
|
return std::wstring(p1, p2);
|
|
std::string result(++bytes, '\0');
|
|
bytes = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_SORTKEY, // mapping transformation type
|
|
p1, // source string
|
|
static_cast<int>(p2 - p1), // number of characters in source string
|
|
reinterpret_cast<wchar_t*>(&*result.begin()), // destination buffer *of bytes*
|
|
bytes // size of destination buffer
|
|
);
|
|
if (bytes > static_cast<int>(result.size()))
|
|
return std::wstring(p1, p2);
|
|
while (result.size() && result[result.size() - 1] == L'\0')
|
|
{
|
|
result.erase(result.size() - 1);
|
|
}
|
|
std::wstring r2;
|
|
for (std::string::size_type i = 0; i < result.size(); ++i)
|
|
r2.append(1, static_cast<wchar_t>(static_cast<unsigned char>(result[i])));
|
|
return r2;
|
|
}
|
|
#endif
|
|
inline char BOOST_REGEX_CALL w32_tolower(char c, lcid_type idx)
|
|
{
|
|
char result[2];
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
int b = ::LCMapStringA(
|
|
idx, // locale identifier
|
|
LCMAP_LOWERCASE, // mapping transformation type
|
|
&c, // source string
|
|
1, // number of characters in source string
|
|
result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return c;
|
|
|
|
WCHAR wide_c;
|
|
if (::MultiByteToWideChar(code_page, 0, &c, 1, &wide_c, 1) == 0)
|
|
return c;
|
|
|
|
WCHAR wide_result;
|
|
int b = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_LOWERCASE, // mapping transformation type
|
|
&wide_c, // source string
|
|
1, // number of characters in source string
|
|
&wide_result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
|
|
if (::WideCharToMultiByte(code_page, 0, &wide_result, 1, result, 2, NULL, NULL) == 0)
|
|
return c; // No single byte lower case equivalent available
|
|
#endif
|
|
return result[0];
|
|
}
|
|
|
|
#ifndef BOOST_NO_WREGEX
|
|
inline wchar_t BOOST_REGEX_CALL w32_tolower(wchar_t c, lcid_type idx)
|
|
{
|
|
wchar_t result[2];
|
|
int b = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_LOWERCASE, // mapping transformation type
|
|
&c, // source string
|
|
1, // number of characters in source string
|
|
result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
return result[0];
|
|
}
|
|
#endif
|
|
inline char BOOST_REGEX_CALL w32_toupper(char c, lcid_type idx)
|
|
{
|
|
char result[2];
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
int b = ::LCMapStringA(
|
|
idx, // locale identifier
|
|
LCMAP_UPPERCASE, // mapping transformation type
|
|
&c, // source string
|
|
1, // number of characters in source string
|
|
result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return c;
|
|
|
|
WCHAR wide_c;
|
|
if (::MultiByteToWideChar(code_page, 0, &c, 1, &wide_c, 1) == 0)
|
|
return c;
|
|
|
|
WCHAR wide_result;
|
|
int b = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_UPPERCASE, // mapping transformation type
|
|
&wide_c, // source string
|
|
1, // number of characters in source string
|
|
&wide_result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
|
|
if (::WideCharToMultiByte(code_page, 0, &wide_result, 1, result, 2, NULL, NULL) == 0)
|
|
return c; // No single byte upper case equivalent available.
|
|
#endif
|
|
return result[0];
|
|
}
|
|
|
|
#ifndef BOOST_NO_WREGEX
|
|
inline wchar_t BOOST_REGEX_CALL w32_toupper(wchar_t c, lcid_type idx)
|
|
{
|
|
wchar_t result[2];
|
|
int b = ::LCMapStringW(
|
|
idx, // locale identifier
|
|
LCMAP_UPPERCASE, // mapping transformation type
|
|
&c, // source string
|
|
1, // number of characters in source string
|
|
result, // destination buffer
|
|
1); // size of destination buffer
|
|
if (b == 0)
|
|
return c;
|
|
return result[0];
|
|
}
|
|
#endif
|
|
inline bool BOOST_REGEX_CALL w32_is(lcid_type idx, boost::uint32_t m, char c)
|
|
{
|
|
WORD mask;
|
|
#ifndef BOOST_NO_ANSI_APIS
|
|
if (::GetStringTypeExA(idx, CT_CTYPE1, &c, 1, &mask) && (mask & m & w32_regex_traits_implementation<char>::mask_base))
|
|
return true;
|
|
#else
|
|
UINT code_page = get_code_page_for_locale_id(idx);
|
|
if (code_page == 0)
|
|
return false;
|
|
|
|
WCHAR wide_c;
|
|
if (::MultiByteToWideChar(code_page, 0, &c, 1, &wide_c, 1) == 0)
|
|
return false;
|
|
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &wide_c, 1, &mask) && (mask & m & w32_regex_traits_implementation<char>::mask_base))
|
|
return true;
|
|
#endif
|
|
if ((m & w32_regex_traits_implementation<char>::mask_word) && (c == '_'))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
#ifndef BOOST_NO_WREGEX
|
|
inline bool BOOST_REGEX_CALL w32_is(lcid_type idx, boost::uint32_t m, wchar_t c)
|
|
{
|
|
WORD mask;
|
|
if (::GetStringTypeExW(idx, CT_CTYPE1, &c, 1, &mask) && (mask & m & w32_regex_traits_implementation<wchar_t>::mask_base))
|
|
return true;
|
|
if ((m & w32_regex_traits_implementation<wchar_t>::mask_word) && (c == '_'))
|
|
return true;
|
|
if ((m & w32_regex_traits_implementation<wchar_t>::mask_unicode) && (c > 0xff))
|
|
return true;
|
|
return false;
|
|
}
|
|
#endif
|
|
|
|
} // BOOST_REGEX_DETAIL_NS
|
|
|
|
|
|
} // boost
|
|
|
|
#ifdef BOOST_MSVC
|
|
#pragma warning(pop)
|
|
#endif
|
|
|
|
#ifdef BOOST_MSVC
|
|
#pragma warning(push)
|
|
#pragma warning(disable: 4103)
|
|
#endif
|
|
#ifdef BOOST_HAS_ABI_HEADERS
|
|
# include BOOST_ABI_SUFFIX
|
|
#endif
|
|
#ifdef BOOST_MSVC
|
|
#pragma warning(pop)
|
|
#endif
|
|
|
|
#endif // BOOST_REGEX_NO_WIN32_LOCALE
|
|
|
|
#endif
|