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Whole document tree                   locale_facets.h Go to the documentation of this file. // Locale support -*- C++ -*- // Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // As a special exception, you may use this file as part of a free software // library without restriction. Specifically, if other files instantiate // templates or use macros or inline functions from this file, or you compile // this file and link it with other files to produce an executable, this // file does not by itself cause the resulting executable to be covered by // the GNU General Public License. This exception does not however // invalidate any other reasons why the executable file might be covered by // the GNU General Public License. // // ISO C++ 14882: 22.1 Locales // // Warning: this file is not meant for user inclusion. Use <locale>. #ifndef _CPP_BITS_LOCFACETS_H #define _CPP_BITS_LOCFACETS_H 1 #pragma GCC system_header #include <bits/std_ctime.h> // For struct tm #include <bits/std_ios.h> // For ios_base #ifdef _GLIBCPP_USE_WCHAR_T # include <langinfo.h> // For codecvt # include <bits/std_cwctype.h> // For wctype_t # include <iconv.h> // For codecvt using iconv, iconv_t #endif namespace std { // 22.2.1.1 Template class ctype // Include host-specific ctype enums for ctype_base. #include <bits/ctype_base.h> // __ctype_abstract_base is the common base for ctype<_CharT>. template<typename _CharT> class __ctype_abstract_base : public locale::facet, public ctype_base { public: // Types: typedef _CharT char_type; bool is(mask __m, char_type __c) const { return this->do_is(__m, __c); } const char_type* is(const char_type *__lo, const char_type *__hi, mask *__vec) const { return this->do_is(__lo, __hi, __vec); } const char_type* scan_is(mask __m, const char_type* __lo, const char_type* __hi) const { return this->do_scan_is(__m, __lo, __hi); } const char_type* scan_not(mask __m, const char_type* __lo, const char_type* __hi) const { return this->do_scan_not(__m, __lo, __hi); } char_type toupper(char_type __c) const { return this->do_toupper(__c); } const char_type* toupper(char_type *__lo, const char_type* __hi) const { return this->do_toupper(__lo, __hi); } char_type tolower(char_type __c) const { return this->do_tolower(__c); } const char_type* tolower(char_type* __lo, const char_type* __hi) const { return this->do_tolower(__lo, __hi); } char_type widen(char __c) const { return this->do_widen(__c); } const char* widen(const char* __lo, const char* __hi, char_type* __to) const { return this->do_widen(__lo, __hi, __to); } char narrow(char_type __c, char __dfault) const { return this->do_narrow(__c, __dfault); } const char_type* narrow(const char_type* __lo, const char_type* __hi, char __dfault, char *__to) const { return this->do_narrow(__lo, __hi, __dfault, __to); } protected: explicit __ctype_abstract_base(size_t __refs = 0): locale::facet(__refs) { } virtual ~__ctype_abstract_base() { } virtual bool do_is(mask __m, char_type __c) const = 0; virtual const char_type* do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const = 0; virtual const char_type* do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const = 0; virtual const char_type* do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const = 0; virtual char_type do_toupper(char_type) const = 0; virtual const char_type* do_toupper(char_type* __lo, const char_type* __hi) const = 0; virtual char_type do_tolower(char_type) const = 0; virtual const char_type* do_tolower(char_type* __lo, const char_type* __hi) const = 0; virtual char_type do_widen(char) const = 0; virtual const char* do_widen(const char* __lo, const char* __hi, char_type* __dest) const = 0; virtual char do_narrow(char_type, char __dfault) const = 0; virtual const char_type* do_narrow(const char_type* __lo, const char_type* __hi, char __dfault, char* __dest) const = 0; }; // NB: Generic, mostly useless implementation. template<typename _CharT> class ctype : public __ctype_abstract_base<_CharT> { public: // Types: typedef _CharT char_type; typedef typename ctype::mask mask; explicit ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { } static locale::id id; protected: virtual ~ctype() { } virtual bool do_is(mask __m, char_type __c) const { return false; } virtual const char_type* do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const { return __hi; } virtual const char_type* do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const { return __hi; } virtual const char_type* do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const { return __hi; } virtual char_type do_toupper(char_type __c) const { return __c; } virtual const char_type* do_toupper(char_type* __lo, const char_type* __hi) const { return __hi; } virtual char_type do_tolower(char_type __c) const { return __c; } virtual const char_type* do_tolower(char_type* __lo, const char_type* __hi) const { return __hi; } virtual char_type do_widen(char __c) const { return char_type(); } virtual const char* do_widen(const char* __lo, const char* __hi, char_type* __dest) const { return __hi; } virtual char do_narrow(char_type, char __dfault) const { return __dfault; } virtual const char_type* do_narrow(const char_type* __lo, const char_type* __hi, char __dfault, char* __dest) const { return __hi; } }; template<typename _CharT> locale::id ctype<_CharT>::id; // 22.2.1.3 ctype specializations template<> class ctype<char> : public __ctype_abstract_base<char> { public: // Types: typedef char char_type; private: // Data Members: bool _M_del; __to_type const& _M_toupper; __to_type const& _M_tolower; const mask* const& _M_ctable; const mask* _M_table; public: static locale::id id; static const size_t table_size = 1 + static_cast<unsigned char>(-1); explicit ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0); inline bool is(mask __m, char __c) const; inline const char* is(const char* __lo, const char* __hi, mask* __vec) const; inline const char* scan_is(mask __m, const char* __lo, const char* __hi) const; inline const char* scan_not(mask __m, const char* __lo, const char* __hi) const; protected: virtual ~ctype(); const mask* table() const throw() { return _M_table; } const mask* classic_table() throw() { return _M_ctable; } virtual bool do_is(mask __m, char_type __c) const; virtual const char_type* do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const; virtual const char_type* do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const; virtual const char_type* do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const; virtual char_type do_toupper(char_type) const; virtual const char_type* do_toupper(char_type* __lo, const char_type* __hi) const; virtual char_type do_tolower(char_type) const; virtual const char_type* do_tolower(char_type* __lo, const char_type* __hi) const; virtual char_type do_widen(char) const; virtual const char* do_widen(const char* __lo, const char* __hi, char_type* __dest) const; virtual char do_narrow(char_type, char __dfault) const; virtual const char_type* do_narrow(const char_type* __lo, const char_type* __hi, char __dfault, char* __dest) const; }; template<> const ctype<char>& use_facet<ctype<char> >(const locale& __loc); #ifdef _GLIBCPP_USE_WCHAR_T // ctype<wchar_t> specialization template<> class ctype<wchar_t> : public __ctype_abstract_base<wchar_t> { public: // Types: typedef wchar_t char_type; typedef wctype_t __wmask_type; // Data Members: static locale::id id; explicit ctype(size_t __refs = 0); protected: __wmask_type _M_convert_to_wmask(const mask __m) const; virtual ~ctype(); virtual bool do_is(mask __m, char_type __c) const; virtual const char_type* do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const; virtual const char_type* do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const; virtual const char_type* do_scan_not(mask __m, const char_type* __lo, const char_type* __hi) const; virtual char_type do_toupper(char_type) const; virtual const char_type* do_toupper(char_type* __lo, const char_type* __hi) const; virtual char_type do_tolower(char_type) const; virtual const char_type* do_tolower(char_type* __lo, const char_type* __hi) const; virtual char_type do_widen(char) const; virtual const char* do_widen(const char* __lo, const char* __hi, char_type* __dest) const; virtual char do_narrow(char_type, char __dfault) const; virtual const char_type* do_narrow(const char_type* __lo, const char_type* __hi, char __dfault, char* __dest) const; }; template<> const ctype<wchar_t>& use_facet<ctype<wchar_t> >(const locale& __loc); #endif //_GLIBCPP_USE_WCHAR_T // Include host-specific ctype inlines. #include <bits/ctype_inline.h> // 22.2.1.2 Template class ctype_byname template<typename _CharT> class ctype_byname : public ctype<_CharT> { public: typedef _CharT char_type; explicit ctype_byname(const char*, size_t __refs = 0); protected: virtual ~ctype_byname() { } }; // 22.2.1.4 Class ctype_byname specialization template<> ctype_byname<char>::ctype_byname(const char*, size_t refs); // 22.2.1.5 Template class codecvt #include <bits/codecvt.h> template<typename _CharT, typename _InIter> class _Numeric_get; // forward // _Format_cache holds the information extracted from the numpunct<> // and moneypunct<> facets in a form optimized for parsing and // formatting. It is stored via a void* pointer in the pword() // array of an iosbase object passed to the _get and _put facets. // NB: contains no user-serviceable parts. template<typename _CharT> class _Format_cache { public: // Types: typedef _CharT char_type; typedef char_traits<_CharT> traits_type; typedef basic_string<_CharT> string_type; typedef typename string_type::size_type size_type; // Forward decls and Friends: friend class locale; template<typename _Char, typename _InIter> friend class _Numeric_get; friend class num_get<_CharT>; friend class num_put<_CharT>; friend class time_get<_CharT>; friend class money_get<_CharT>; friend class time_put<_CharT>; friend class money_put<_CharT>; // Data Members: // ios_base::pword() reserved cell static int _S_pword_ix; // True iff data members are consistent with the current locale, // ie imbue sets this to false. bool _M_valid; // A list of valid numeric literals: for the standard "C" locale, // this would usually be: "-+xX0123456789abcdef0123456789ABCDEF" static const char _S_literals[]; // NB: Code depends on the order of definitions of the names // these are indices into _S_literals, above. // This string is formatted for putting, not getting. (output, not input) enum { _S_minus, _S_plus, _S_x, _S_X, _S_digits, _S_digits_end = _S_digits + 16, _S_udigits = _S_digits_end, _S_udigits_end = _S_udigits + 16, _S_ee = _S_digits + 14, // For scientific notation, 'E' _S_Ee = _S_udigits + 14 // For scientific notation, 'e' }; // The sign used to separate decimal values: for standard US // locales, this would usually be: "." // Abstracted from numpunct::decimal_point(). char_type _M_decimal_point; // The sign used to separate groups of digits into smaller // strings that the eye can parse with less difficulty: for // standard US locales, this would usually be: "," // Abstracted from numpunct::thousands_sep(). char_type _M_thousands_sep; // However the US's "false" and "true" are translated. // From numpunct::truename() and numpunct::falsename(), respectively. string_type _M_truename; string_type _M_falsename; // If we are checking groupings. This should be equivalent to // numpunct::groupings().size() != 0 bool _M_use_grouping; // If we are using numpunct's groupings, this is the current // grouping string in effect (from numpunct::grouping()). string _M_grouping; _Format_cache(); ~_Format_cache() throw() { } // Given a member of the ios heirarchy as an argument, extract // out all the current formatting information into a // _Format_cache object and return a pointer to it. static _Format_cache<_CharT>* _S_get(ios_base& __ios); void _M_populate(ios_base&); static void _S_callback(ios_base::event __event, ios_base& __ios, int __ix) throw(); }; template<typename _CharT> int _Format_cache<_CharT>::_S_pword_ix; template<typename _CharT> const char _Format_cache<_CharT>:: _S_literals[] = "-+xX0123456789abcdef0123456789ABCDEF"; template<> _Format_cache<char>::_Format_cache(); #ifdef _GLIBCPP_USE_WCHAR_T template<> _Format_cache<wchar_t>::_Format_cache(); #endif // _Numeric_get is used by num_get, money_get, and time_get to help // in parsing out numbers. template<typename _CharT, typename _InIter> class _Numeric_get { public: // Types: typedef _CharT char_type; typedef _InIter iter_type; // Forward decls and Friends: template<typename _Char, typename _InIterT> friend class num_get; template<typename _Char, typename _InIterT> friend class time_get; template<typename _Char, typename _InIterT> friend class money_get; template<typename _Char, typename _InIterT> friend class num_put; template<typename _Char, typename _InIterT> friend class time_put; template<typename _Char, typename _InIterT> friend class money_put; private: explicit _Numeric_get() { } virtual ~_Numeric_get() { } iter_type _M_get_digits(iter_type __in, iter_type __end) const; }; // This is the size of the buffer passed to _M_extract const int _M_extract_buffer_length = 32; template<typename _CharT, typename _InIter> class num_get : public locale::facet { public: // Types: typedef _CharT char_type; typedef _InIter iter_type; typedef char_traits<_CharT> __traits_type; static locale::id id; explicit num_get(size_t __refs = 0) : locale::facet(__refs) { } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, bool& __v) const { return do_get(__in, __end, __io, __err, __v); } #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, short& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, int& __v) const { return do_get(__in, __end, __io, __err, __v); } #endif iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, long& __v) const { return do_get(__in, __end, __io, __err, __v); } #ifdef _GLIBCPP_USE_LONG_LONG iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, long long& __v) const { return do_get(__in, __end, __io, __err, __v); } #endif iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, unsigned short& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, unsigned int& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, unsigned long& __v) const { return do_get(__in, __end, __io, __err, __v); } #ifdef _GLIBCPP_USE_LONG_LONG iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, unsigned long long& __v) const { return do_get(__in, __end, __io, __err, __v); } #endif iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, float& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, double& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, long double& __v) const { return do_get(__in, __end, __io, __err, __v); } iter_type get(iter_type __in, iter_type __end, ios_base& __io, ios_base::iostate& __err, void*& __v) const { return do_get(__in, __end, __io, __err, __v); } protected: virtual ~num_get() { } // This consolidates the extraction, storage and // error-processing parts of the do_get(...) overloaded member // functions. // NB: This is specialized for char. void _M_extract(iter_type __beg, iter_type __end, ios_base& __io, ios_base::iostate& __err, char* __xtrc, int& __base, bool __fp = true) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const; #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, short&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, int&) const; #endif virtual iter_type do_get (iter_type, iter_type, ios_base&, ios_base::iostate&, long&) const; #ifdef _GLIBCPP_USE_LONG_LONG virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, long long&) const; #endif virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, unsigned short&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, unsigned int&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, unsigned long&) const; #ifdef _GLIBCPP_USE_LONG_LONG virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, unsigned long long&) const; #endif virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, float&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, double&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, long double&) const; virtual iter_type do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, void*&) const; }; template<typename _CharT, typename _InIter> locale::id num_get<_CharT, _InIter>::id; // Declare specialized extraction member function. template<> void num_get<char, istreambuf_iterator<char> >:: _M_extract(istreambuf_iterator<char> __beg, istreambuf_iterator<char> __end, ios_base& __io, ios_base::iostate& __err, char* __xtrc, int& __base, bool __fp) const; // _Numeric_put is used by num_put, money_put, and time_put // to help in formatting out numbers. template<typename _CharT, typename _OutIter> class _Numeric_put { public: typedef _CharT char_type; typedef _OutIter iter_type; protected: explicit _Numeric_put() { } virtual ~_Numeric_put() { } }; template<typename _CharT, typename _OutIter> class num_put : public locale::facet { public: // Types: typedef _CharT char_type; typedef _OutIter iter_type; static locale::id id; explicit num_put(size_t __refs = 0) : locale::facet(__refs) { } iter_type put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const { return do_put(__s, __f, __fill, __v); } iter_type put(iter_type __s, ios_base& __f, char_type __fill, long __v) const { return do_put(__s, __f, __fill, __v); } iter_type put(iter_type __s, ios_base& __f, char_type __fill, unsigned long __v) const { return do_put(__s, __f, __fill, __v); } #ifdef _GLIBCPP_USE_LONG_LONG iter_type put(iter_type __s, ios_base& __f, char_type __fill, long long __v) const { return do_put(__s, __f, __fill, __v); } iter_type put(iter_type __s, ios_base& __f, char_type __fill, unsigned long long __v) const { return do_put(__s, __f, __fill, __v); } #endif iter_type put(iter_type __s, ios_base& __f, char_type __fill, double __v) const { return do_put(__s, __f, __fill, __v); } iter_type put(iter_type __s, ios_base& __f, char_type __fill, long double __v) const { return do_put(__s, __f, __fill, __v); } iter_type put(iter_type __s, ios_base& __f, char_type __fill, const void* __v) const { return do_put(__s, __f, __fill, __v); } protected: virtual ~num_put() { }; virtual iter_type do_put(iter_type, ios_base&, char_type __fill, bool __v) const; virtual iter_type do_put(iter_type, ios_base&, char_type __fill, long __v) const; #ifdef _GLIBCPP_USE_LONG_LONG virtual iter_type do_put(iter_type, ios_base&, char_type __fill, long long __v) const; #endif virtual iter_type do_put(iter_type, ios_base&, char_type __fill, unsigned long) const; #ifdef _GLIBCPP_USE_LONG_LONG virtual iter_type do_put(iter_type, ios_base&, char_type __fill, unsigned long long) const; #endif virtual iter_type do_put(iter_type, ios_base&, char_type __fill, double __v) const; virtual iter_type do_put(iter_type, ios_base&, char_type __fill, long double __v) const; virtual iter_type do_put(iter_type, ios_base&, char_type __fill, const void* __v) const; }; template <typename _CharT, typename _OutIter> locale::id num_put<_CharT, _OutIter>::id; template<typename _CharT> class numpunct : public locale::facet { public: // Types: typedef _CharT char_type; typedef basic_string<_CharT> string_type; static locale::id id; private: char_type _M_decimal_point; char_type _M_thousands_sep; string _M_grouping; string_type _M_truename; string_type _M_falsename; public: explicit numpunct(size_t __refs = 0) : locale::facet(__refs) { _M_initialize_numpunct(); } explicit numpunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs) { _M_initialize_numpunct(__cloc); } char_type decimal_point() const { return do_decimal_point(); } char_type thousands_sep() const { return do_thousands_sep(); } string grouping() const { return do_grouping(); } string_type truename() const { return do_truename(); } string_type falsename() const { return do_falsename(); } protected: virtual ~numpunct() { } virtual char_type do_decimal_point() const { return _M_decimal_point; } virtual char_type do_thousands_sep() const { return _M_thousands_sep; } virtual string do_grouping() const { return _M_grouping; } virtual string_type do_truename() const { return _M_truename; } virtual string_type do_falsename() const { return _M_falsename; } // For use at construction time only. void _M_initialize_numpunct(__c_locale __cloc = NULL); }; template<typename _CharT> locale::id numpunct<_CharT>::id; template<typename _CharT> void numpunct<_CharT>::_M_initialize_numpunct(__c_locale /*__cloc*/) { // NB: Cannot be made generic. } template<> void numpunct<char>::_M_initialize_numpunct(__c_locale __cloc); #ifdef _GLIBCPP_USE_WCHAR_T template<> void numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc); #endif template<typename _CharT> class numpunct_byname : public numpunct<_CharT> { __c_locale _M_c_locale_numpunct; public: typedef _CharT char_type; typedef basic_string<_CharT> string_type; explicit numpunct_byname(const char* __s, size_t __refs = 0) : numpunct<_CharT>(__refs) { _S_create_c_locale(_M_c_locale_numpunct, __s); _M_initialize_numpunct(_M_c_locale_numpunct); } protected: virtual ~numpunct_byname() { _S_destroy_c_locale(_M_c_locale_numpunct); } }; template<typename _CharT> class collate : public locale::facet { public: // Types: typedef _CharT char_type; typedef basic_string<_CharT> string_type; static locale::id id; explicit collate(size_t __refs = 0) : locale::facet(__refs) { } int compare(const _CharT* __lo1, const _CharT* __hi1, const _CharT* __lo2, const _CharT* __hi2) const { return this->do_compare(__lo1, __hi1, __lo2, __hi2); } string_type transform(const _CharT* __lo, const _CharT* __hi) const { return this->do_transform(__lo, __hi); } long hash(const _CharT* __lo, const _CharT* __hi) const { return this->do_hash(__lo, __hi); } protected: ~collate() { } // virtual virtual int do_compare(const _CharT* __lo1, const _CharT* __hi1, const _CharT* __lo2, const _CharT* __hi2) const; virtual string_type do_transform(const _CharT* __lo, const _CharT* __hi) const; virtual long do_hash(const _CharT* __lo, const _CharT* __hi) const; }; template<typename _CharT> locale::id collate<_CharT>::id; // Required specializations. template<> int collate<char>::do_compare(const char* __lo1, const char* __hi1, const char* __lo2, const char* __hi2) const; template<> string collate<char>::do_transform(const char* __lo, const char* __hi) const; template<> long collate<char>::do_hash(const char* __lo, const char* __hi) const; #ifdef _GLIBCPP_USE_WCHAR_T template<> int collate<wchar_t>::do_compare(const wchar_t* __lo1, const wchar_t* __hi1, const wchar_t* __lo2, const wchar_t* __hi2) const; template<> wstring collate<wchar_t>::do_transform(const wchar_t* __lo, const wchar_t* __hi) const; template<> long collate<wchar_t>::do_hash(const wchar_t* __lo, const wchar_t* __hi) const; #endif template<typename _CharT> class collate_byname : public collate<_CharT> { public: // Types: typedef _CharT char_type; typedef basic_string<_CharT> string_type; explicit collate_byname(const char*, size_t __refs = 0); protected: virtual ~collate_byname() { } }; template<> collate_byname<char>::collate_byname(const char*, size_t __refs); #ifdef _GLIBCPP_USE_WCHAR_T template<> collate_byname<wchar_t>::collate_byname(const char*, size_t __refs); #endif class time_base { public: enum dateorder { no_order, dmy, mdy, ymd, ydm }; }; template<typename _CharT, typename _InIter> class time_get : public locale::facet, public time_base { public: // Types: typedef _CharT char_type; typedef _InIter iter_type; static locale::id id; explicit time_get(size_t __refs = 0) : locale::facet (__refs), _M_daynames(0), _M_monthnames(0) { } dateorder date_order() const { return do_date_order(); } iter_type get_time(iter_type __s, iter_type __end, ios_base& __f, ios_base::iostate& __err, tm* __t) const { return do_get_time(__s, __end, __f, __err, __t); } iter_type get_date(iter_type __s, iter_type __end, ios_base& __f, ios_base::iostate& __err, tm* __t) const { return do_get_date(__s, __end, __f, __err, __t); } iter_type get_weekday(iter_type __s, iter_type __end, ios_base& __f, ios_base::iostate& __err, tm* __t) const { return do_get_weekday(__s,__end,__f,__err,__t); } iter_type get_monthname(iter_type __s, iter_type __end, ios_base& __f, ios_base::iostate& __err, tm* __t) const { return do_get_monthname(__s,__end,__f,__err,__t); } iter_type get_year(iter_type __s, iter_type __end, ios_base& __f, ios_base::iostate& __err, tm* __t) const { return do_get_year(__s,__end,__f,__err,__t); } protected: virtual ~time_get() { delete [] _M_monthnames; delete [] _M_daynames; } virtual dateorder do_date_order() const { return time_base::ymd; } virtual iter_type do_get_time(iter_type __s, iter_type /*__end*/, ios_base&, ios_base::iostate& /*__err*/, tm* /*__t*/) const { return __s; } virtual iter_type do_get_date(iter_type __s, iter_type /*__end*/, ios_base&, ios_base::iostate& /*__err*/, tm* /*__t*/) const { return __s; } virtual iter_type do_get_weekday(iter_type __s, iter_type __end, ios_base&, ios_base::iostate& __err, tm* __t) const; virtual iter_type do_get_monthname(iter_type __s, iter_type __end, ios_base&, ios_base::iostate& __err, tm* __t) const; virtual iter_type do_get_year(iter_type __s, iter_type /*__end*/, ios_base&, ios_base::iostate& /*__err*/, tm* /*__t*/) const { return __s; } mutable basic_string<_CharT>* _M_daynames; mutable basic_string<_CharT>* _M_monthnames; }; template<typename _CharT, typename _InIter> locale::id time_get<_CharT, _InIter>::id; template<typename _CharT, typename _InIter> class time_get_byname : public time_get<_CharT, _InIter> { public: typedef _CharT char_type; typedef _InIter iter_type; explicit time_get_byname(const char*, size_t __refs = 0) : time_get<_CharT, _InIter>(__refs) { } protected: virtual ~time_get_byname() { } }; template<typename _CharT, typename _OutIter> class time_put : public locale::facet, public time_base { public: typedef _CharT char_type; typedef _OutIter iter_type; static locale::id id; explicit time_put(size_t __refs = 0) : locale::facet (__refs) { } // NB: this is a nonvirtual, calls do_put in a loop. iter_type put(iter_type __s, ios_base& /*__f*/, char_type /*__fill*/, const tm* /*__tmb*/, const _CharT* /*__pattern*/, const _CharT* /*__pat_end*/) const { return __s; } iter_type put(iter_type __s, ios_base& __f, char_type __fill, const tm* __tmb, char __format, char __modifier = 0) const { return do_put(__s, __f, __fill, __tmb, __format, __modifier); } protected: virtual ~time_put() { } virtual iter_type do_put(iter_type __s, ios_base&, char_type, const tm* /*__t*/, char /*__format*/, char /*__mod*/) const { return __s; } }; template<typename _CharT, typename _OutIter> locale::id time_put<_CharT, _OutIter>::id; template<typename _CharT, typename _OutIter> class time_put_byname : public time_put<_CharT, _OutIter> { public: typedef _CharT char_type; typedef _OutIter iter_type; explicit time_put_byname(const char*, size_t __refs = 0) : time_put<_CharT, _OutIter> (__refs) { } protected: virtual ~time_put_byname() { } }; template<typename _CharT, typename _InIter> class money_get : public locale::facet { public: typedef _CharT char_type; typedef _InIter iter_type; typedef basic_string<_CharT> string_type; static locale::id id; explicit money_get(size_t __refs = 0) : locale::facet(__refs) { } iter_type get(iter_type __s, iter_type __end, bool __intl, ios_base& __f, ios_base::iostate& __err, long double& __units) const { return do_get(__s, __end, __intl, __f, __err, __units); } iter_type get(iter_type __s, iter_type __end, bool __intl, ios_base& __f, ios_base::iostate& __err, string_type& __digits) const { return do_get(__s, __end, __intl, __f, __err, __digits); } protected: virtual ~money_get() { } virtual iter_type do_get(iter_type __s, iter_type /*__end*/, bool /*__intl*/, ios_base& /*__io*/, ios_base::iostate& /*__err*/, long double& /*__units*/) const { return __s; } virtual iter_type do_get(iter_type __s, iter_type /*__end*/, bool /*__intl*/, ios_base& /*__io*/, ios_base::iostate& /*__err*/, string_type& /*__digits*/) const { return __s; } }; template<typename _CharT, typename _InIter> locale::id money_get<_CharT, _InIter>::id; template<typename _CharT, typename _OutIter> class money_put : public locale::facet { public: typedef _CharT char_type; typedef _OutIter iter_type; typedef basic_string<_CharT> string_type; static locale::id id; explicit money_put(size_t __refs = 0) : locale::facet(__refs) { } iter_type put(iter_type __s, bool __intl, ios_base& __f, char_type __fill, long double __units) const { return do_put(__s, __intl, __f, __fill, __units); } iter_type put(iter_type __s, bool __intl, ios_base& __f, char_type __fill, const string_type& __digits) const { return do_put(__s, __intl, __f, __fill, __digits); } protected: virtual ~money_put() { } virtual iter_type do_put(iter_type __s, bool, ios_base& /*__io*/, char_type /*__fill*/, long double /*__units*/) const { return __s; } virtual iter_type do_put(iter_type __s, bool, ios_base& /*__io*/, char_type /*__fill*/, const string_type& /*__digits*/) const { return __s; } }; template<typename _CharT, typename _OutIter> locale::id money_put<_CharT, _OutIter>::id; struct money_base { enum part { none, space, symbol, sign, value }; struct pattern { char field[4]; }; static const pattern _S_default_pattern; // Construct and return valid pattern consisting of some combination of: // space none symbol sign value static pattern _S_construct_pattern(char __preceeds, char __space, char __posn); }; template<typename _CharT, bool _Intl> class moneypunct : public locale::facet, public money_base { public: // Types: typedef _CharT char_type; typedef basic_string<_CharT> string_type; static const bool intl = _Intl; static locale::id id; private: char_type _M_decimal_point; char_type _M_thousands_sep; string _M_grouping; string_type _M_curr_symbol; string_type _M_positive_sign; string_type _M_negative_sign; int _M_frac_digits; pattern _M_pos_format; pattern _M_neg_format; public: explicit moneypunct(size_t __refs = 0) : locale::facet(__refs) { _M_initialize_moneypunct(); } explicit moneypunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs) { _M_initialize_moneypunct(__cloc); } char_type decimal_point() const { return this->do_decimal_point(); } char_type thousands_sep() const { return this->do_thousands_sep(); } string grouping() const { return this->do_grouping(); } string_type curr_symbol() const { return this->do_curr_symbol(); } string_type positive_sign() const { return this->do_positive_sign(); } string_type negative_sign() const { return this->do_negative_sign(); } int frac_digits() const { return this->do_frac_digits(); } pattern pos_format() const { return this->do_pos_format(); } pattern neg_format() const { return this->do_neg_format(); } protected: virtual ~moneypunct() { } virtual char_type do_decimal_point() const { return _M_decimal_point; } virtual char_type do_thousands_sep() const { return _M_thousands_sep; } virtual string do_grouping() const { return _M_grouping; } virtual string_type do_curr_symbol() const { return _M_curr_symbol; } virtual string_type do_positive_sign() const { return _M_positive_sign; } virtual string_type do_negative_sign() const { return _M_negative_sign; } virtual int do_frac_digits() const { return _M_frac_digits; } virtual pattern do_pos_format() const { return _M_pos_format; } virtual pattern do_neg_format() const { return _M_neg_format; } // For use at construction time only. void _M_initialize_moneypunct(__c_locale __cloc = NULL); }; template<typename _CharT, bool _Intl> locale::id moneypunct<_CharT, _Intl>::id; template<typename _CharT, bool _Intl> const bool moneypunct<_CharT, _Intl>::intl; template<typename _CharT, bool _Intl> void moneypunct<_CharT, _Intl>::_M_initialize_moneypunct(__c_locale /*__cloc*/) { // NB: Cannot be made generic. } template<> void moneypunct<char>::_M_initialize_moneypunct(__c_locale __cloc); #ifdef _GLIBCPP_USE_WCHAR_T template<> void moneypunct<wchar_t>::_M_initialize_moneypunct(__c_locale __cloc); #endif template<typename _CharT, bool _Intl> class moneypunct_byname : public moneypunct<_CharT, _Intl> { __c_locale _M_c_locale_moneypunct; public: typedef _CharT char_type; typedef basic_string<_CharT> string_type; static const bool intl = _Intl; explicit moneypunct_byname(const char* __s, size_t __refs = 0) : moneypunct<_CharT, _Intl>(__refs) { _S_create_c_locale(_M_c_locale_moneypunct, __s); _M_initialize_moneypunct(_M_c_locale_moneypunct); } protected: virtual ~moneypunct_byname() { _S_destroy_c_locale(_M_c_locale_moneypunct); } }; template<typename _CharT, bool _Intl> const bool moneypunct_byname<_CharT, _Intl>::intl; struct messages_base { typedef int catalog; }; template<typename _CharT> class messages : public locale::facet, public messages_base { public: typedef _CharT char_type; typedef basic_string<_CharT> string_type; static locale::id id; explicit messages(size_t __refs = 0) : locale::facet(__refs) { } catalog open(const basic_string<char>& __s, const locale& __loc) const { return do_open(__s, __loc); } string_type get(catalog __c, int __set, int __msgid, const string_type& __s) const { return do_get(__c,__set,__msgid,__s); } void close(catalog __c) const { return do_close(__c); } protected: virtual ~messages() { } // NB: Probably these should be pure, and implemented only in // specializations of messages<>. But for now... virtual catalog do_open(const basic_string<char>&, const locale&) const { return 0; } virtual string_type do_get(catalog, int, int /*__msgid*/, const string_type& __dfault) const { return __dfault; } virtual void do_close(catalog) const { } }; template<typename _CharT> locale::id messages<_CharT>::id; template<typename _CharT> class messages_byname : public messages<_CharT> { public: typedef _CharT char_type; typedef basic_string<_CharT> string_type; explicit messages_byname(const char*, size_t __refs = 0); protected: virtual ~messages_byname() { } }; template<> messages_byname<char>::messages_byname(const char*, size_t __refs); #ifdef _GLIBCPP_USE_WCHAR_T template<> messages_byname<wchar_t>::messages_byname(const char*, size_t __refs); #endif // Subclause convenience interfaces, inlines // NB: these are inline // because, when used in a loop, some compilers can hoist the body // out of the loop; then it's just as fast as the C is*() function. template<typename _CharT> inline bool isspace(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); } template<typename _CharT> inline bool isprint(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); } template<typename _CharT> inline bool iscntrl(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); } template<typename _CharT> inline bool isupper(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); } template<typename _CharT> inline bool islower(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); } template<typename _CharT> inline bool isalpha(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); } template<typename _CharT> inline bool isdigit(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); } template<typename _CharT> inline bool ispunct(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); } template<typename _CharT> inline bool isxdigit(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); } template<typename _CharT> inline bool isalnum(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); } template<typename _CharT> inline bool isgraph(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); } template<typename _CharT> inline _CharT toupper(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).toupper(__c); } template<typename _CharT> inline _CharT tolower(_CharT __c, const locale& __loc) { return use_facet<ctype<_CharT> >(__loc).tolower(__c); } } // namespace std #endif /* _CPP_BITS_LOCFACETS_H */ // Local Variables: // mode:c++ // End: