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Editing: regex_traits.hpp
/* * * Copyright (c) 2003 * John Maddock * * Use, modification and distribution are subject to the * Boost Software License, Version 1.0. (See accompanying file * LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) * */ /* * LOCATION: see http://www.boost.org for most recent version. * FILE regex_traits.hpp * VERSION see <boost/version.hpp> * DESCRIPTION: Declares regular expression traits classes. */ #ifndef BOOST_REGEX_TRAITS_HPP_INCLUDED #define BOOST_REGEX_TRAITS_HPP_INCLUDED #ifndef BOOST_REGEX_CONFIG_HPP #include <boost/regex/config.hpp> #endif #ifndef BOOST_REGEX_WORKAROUND_HPP #include <boost/regex/v4/regex_workaround.hpp> #endif #ifndef BOOST_REGEX_SYNTAX_TYPE_HPP #include <boost/regex/v4/syntax_type.hpp> #endif #ifndef BOOST_REGEX_ERROR_TYPE_HPP #include <boost/regex/v4/error_type.hpp> #endif #ifndef BOOST_REGEX_TRAITS_DEFAULTS_HPP_INCLUDED #include <boost/regex/v4/regex_traits_defaults.hpp> #endif #ifndef BOOST_NO_STD_LOCALE # ifndef BOOST_CPP_REGEX_TRAITS_HPP_INCLUDED # include <boost/regex/v4/cpp_regex_traits.hpp> # endif #endif #if !BOOST_WORKAROUND(BOOST_BORLANDC, < 0x560) # ifndef BOOST_C_REGEX_TRAITS_HPP_INCLUDED # include <boost/regex/v4/c_regex_traits.hpp> # endif #endif #if defined(_WIN32) && !defined(BOOST_REGEX_NO_W32) # ifndef BOOST_W32_REGEX_TRAITS_HPP_INCLUDED # include <boost/regex/v4/w32_regex_traits.hpp> # endif #endif #ifndef BOOST_REGEX_FWD_HPP_INCLUDED #include <boost/regex_fwd.hpp> #endif #include "boost/mpl/has_xxx.hpp" #include <boost/static_assert.hpp> #ifdef BOOST_MSVC #pragma warning(push) #pragma warning(disable: 4103) #endif #ifdef BOOST_HAS_ABI_HEADERS # include BOOST_ABI_PREFIX #endif #ifdef BOOST_MSVC #pragma warning(pop) #endif namespace boost{ template <class charT, class implementationT > struct regex_traits : public implementationT { regex_traits() : implementationT() {} }; // // class regex_traits_wrapper. // this is what our implementation will actually store; // it provides default implementations of the "optional" // interfaces that we support, in addition to the // required "standard" ones: // namespace BOOST_REGEX_DETAIL_NS{ #if !BOOST_WORKAROUND(__HP_aCC, < 60000) BOOST_MPL_HAS_XXX_TRAIT_DEF(boost_extensions_tag) #else template<class T> struct has_boost_extensions_tag { BOOST_STATIC_CONSTANT(bool, value = false); }; #endif template <class BaseT> struct default_wrapper : public BaseT { typedef typename BaseT::char_type char_type; std::string error_string(::boost::regex_constants::error_type e)const { return ::boost::BOOST_REGEX_DETAIL_NS::get_default_error_string(e); } ::boost::regex_constants::syntax_type syntax_type(char_type c)const { return ((c & 0x7f) == c) ? get_default_syntax_type(static_cast<char>(c)) : ::boost::regex_constants::syntax_char; } ::boost::regex_constants::escape_syntax_type escape_syntax_type(char_type c)const { return ((c & 0x7f) == c) ? get_default_escape_syntax_type(static_cast<char>(c)) : ::boost::regex_constants::escape_type_identity; } boost::intmax_t toi(const char_type*& p1, const char_type* p2, int radix)const { return ::boost::BOOST_REGEX_DETAIL_NS::global_toi(p1, p2, radix, *this); } char_type translate(char_type c, bool icase)const { return (icase ? this->translate_nocase(c) : this->translate(c)); } char_type translate(char_type c)const { return BaseT::translate(c); } char_type tolower(char_type c)const { return ::boost::BOOST_REGEX_DETAIL_NS::global_lower(c); } char_type toupper(char_type c)const { return ::boost::BOOST_REGEX_DETAIL_NS::global_upper(c); } }; template <class BaseT, bool has_extensions> struct compute_wrapper_base { typedef BaseT type; }; #if !BOOST_WORKAROUND(__HP_aCC, < 60000) template <class BaseT> struct compute_wrapper_base<BaseT, false> { typedef default_wrapper<BaseT> type; }; #else template <> struct compute_wrapper_base<c_regex_traits<char>, false> { typedef default_wrapper<c_regex_traits<char> > type; }; #ifndef BOOST_NO_WREGEX template <> struct compute_wrapper_base<c_regex_traits<wchar_t>, false> { typedef default_wrapper<c_regex_traits<wchar_t> > type; }; #endif #endif } // namespace BOOST_REGEX_DETAIL_NS template <class BaseT> struct regex_traits_wrapper : public ::boost::BOOST_REGEX_DETAIL_NS::compute_wrapper_base< BaseT, ::boost::BOOST_REGEX_DETAIL_NS::has_boost_extensions_tag<BaseT>::value >::type { regex_traits_wrapper(){} private: regex_traits_wrapper(const regex_traits_wrapper&); regex_traits_wrapper& operator=(const regex_traits_wrapper&); }; } // namespace boost #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 // include
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