diff options
Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/bits/locale_facets.h')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/bits/locale_facets.h | 2602 |
1 files changed, 0 insertions, 2602 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/bits/locale_facets.h b/gcc-4.4.3/libstdc++-v3/include/bits/locale_facets.h deleted file mode 100644 index beed6f1c2..000000000 --- a/gcc-4.4.3/libstdc++-v3/include/bits/locale_facets.h +++ /dev/null @@ -1,2602 +0,0 @@ -// Locale support -*- C++ -*- - -// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, -// 2006, 2007, 2008, 2009 -// 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 3, 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. - -// Under Section 7 of GPL version 3, you are granted additional -// permissions described in the GCC Runtime Library Exception, version -// 3.1, as published by the Free Software Foundation. - -// You should have received a copy of the GNU General Public License and -// a copy of the GCC Runtime Library Exception along with this program; -// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -// <http://www.gnu.org/licenses/>. - -/** @file locale_facets.h - * This is an internal header file, included by other library headers. - * You should not attempt to use it directly. - */ - -// -// ISO C++ 14882: 22.1 Locales -// - -#ifndef _LOCALE_FACETS_H -#define _LOCALE_FACETS_H 1 - -#pragma GCC system_header - -#include <cwctype> // For wctype_t -#include <cctype> -#include <bits/ctype_base.h> -#include <iosfwd> -#include <bits/ios_base.h> // For ios_base, ios_base::iostate -#include <streambuf> -#include <bits/cpp_type_traits.h> -#include <ext/type_traits.h> -#include <ext/numeric_traits.h> -#include <bits/streambuf_iterator.h> - -_GLIBCXX_BEGIN_NAMESPACE(std) - - // NB: Don't instantiate required wchar_t facets if no wchar_t support. -#ifdef _GLIBCXX_USE_WCHAR_T -# define _GLIBCXX_NUM_FACETS 28 -#else -# define _GLIBCXX_NUM_FACETS 14 -#endif - - // Convert string to numeric value of type _Tv and store results. - // NB: This is specialized for all required types, there is no - // generic definition. - template<typename _Tv> - void - __convert_to_v(const char* __in, _Tv& __out, ios_base::iostate& __err, - const __c_locale& __cloc); - - // Explicit specializations for required types. - template<> - void - __convert_to_v(const char*, float&, ios_base::iostate&, - const __c_locale&); - - template<> - void - __convert_to_v(const char*, double&, ios_base::iostate&, - const __c_locale&); - - template<> - void - __convert_to_v(const char*, long double&, ios_base::iostate&, - const __c_locale&); - - // NB: __pad is a struct, rather than a function, so it can be - // partially-specialized. - template<typename _CharT, typename _Traits> - struct __pad - { - static void - _S_pad(ios_base& __io, _CharT __fill, _CharT* __news, - const _CharT* __olds, streamsize __newlen, streamsize __oldlen); - }; - - // Used by both numeric and monetary facets. - // Inserts "group separator" characters into an array of characters. - // It's recursive, one iteration per group. It moves the characters - // in the buffer this way: "xxxx12345" -> "12,345xxx". Call this - // only with __gsize != 0. - template<typename _CharT> - _CharT* - __add_grouping(_CharT* __s, _CharT __sep, - const char* __gbeg, size_t __gsize, - const _CharT* __first, const _CharT* __last); - - // This template permits specializing facet output code for - // ostreambuf_iterator. For ostreambuf_iterator, sputn is - // significantly more efficient than incrementing iterators. - template<typename _CharT> - inline - ostreambuf_iterator<_CharT> - __write(ostreambuf_iterator<_CharT> __s, const _CharT* __ws, int __len) - { - __s._M_put(__ws, __len); - return __s; - } - - // This is the unspecialized form of the template. - template<typename _CharT, typename _OutIter> - inline - _OutIter - __write(_OutIter __s, const _CharT* __ws, int __len) - { - for (int __j = 0; __j < __len; __j++, ++__s) - *__s = __ws[__j]; - return __s; - } - - - // 22.2.1.1 Template class ctype - // Include host and configuration specific ctype enums for ctype_base. - - // Common base for ctype<_CharT>. - /** - * @brief Common base for ctype facet - * - * This template class provides implementations of the public functions - * that forward to the protected virtual functions. - * - * This template also provides abstract stubs for the protected virtual - * functions. - */ - template<typename _CharT> - class __ctype_abstract_base : public locale::facet, public ctype_base - { - public: - // Types: - /// Typedef for the template parameter - typedef _CharT char_type; - - /** - * @brief Test char_type classification. - * - * This function finds a mask M for @a c and compares it to mask @a m. - * It does so by returning the value of ctype<char_type>::do_is(). - * - * @param c The char_type to compare the mask of. - * @param m The mask to compare against. - * @return (M & m) != 0. - */ - bool - is(mask __m, char_type __c) const - { return this->do_is(__m, __c); } - - /** - * @brief Return a mask array. - * - * This function finds the mask for each char_type in the range [lo,hi) - * and successively writes it to vec. vec must have as many elements - * as the char array. It does so by returning the value of - * ctype<char_type>::do_is(). - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param vec Pointer to an array of mask storage. - * @return @a hi. - */ - const char_type* - is(const char_type *__lo, const char_type *__hi, mask *__vec) const - { return this->do_is(__lo, __hi, __vec); } - - /** - * @brief Find char_type matching a mask - * - * This function searches for and returns the first char_type c in - * [lo,hi) for which is(m,c) is true. It does so by returning - * ctype<char_type>::do_scan_is(). - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to matching char_type if found, else @a hi. - */ - const char_type* - scan_is(mask __m, const char_type* __lo, const char_type* __hi) const - { return this->do_scan_is(__m, __lo, __hi); } - - /** - * @brief Find char_type not matching a mask - * - * This function searches for and returns the first char_type c in - * [lo,hi) for which is(m,c) is false. It does so by returning - * ctype<char_type>::do_scan_not(). - * - * @param m The mask to compare against. - * @param lo Pointer to first char in range. - * @param hi Pointer to end of range. - * @return Pointer to non-matching char if found, else @a 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); } - - /** - * @brief Convert to uppercase. - * - * This function converts the argument to uppercase if possible. - * If not possible (for example, '2'), returns the argument. It does - * so by returning ctype<char_type>::do_toupper(). - * - * @param c The char_type to convert. - * @return The uppercase char_type if convertible, else @a c. - */ - char_type - toupper(char_type __c) const - { return this->do_toupper(__c); } - - /** - * @brief Convert array to uppercase. - * - * This function converts each char_type in the range [lo,hi) to - * uppercase if possible. Other elements remain untouched. It does so - * by returning ctype<char_type>:: do_toupper(lo, hi). - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - const char_type* - toupper(char_type *__lo, const char_type* __hi) const - { return this->do_toupper(__lo, __hi); } - - /** - * @brief Convert to lowercase. - * - * This function converts the argument to lowercase if possible. If - * not possible (for example, '2'), returns the argument. It does so - * by returning ctype<char_type>::do_tolower(c). - * - * @param c The char_type to convert. - * @return The lowercase char_type if convertible, else @a c. - */ - char_type - tolower(char_type __c) const - { return this->do_tolower(__c); } - - /** - * @brief Convert array to lowercase. - * - * This function converts each char_type in the range [lo,hi) to - * lowercase if possible. Other elements remain untouched. It does so - * by returning ctype<char_type>:: do_tolower(lo, hi). - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - const char_type* - tolower(char_type* __lo, const char_type* __hi) const - { return this->do_tolower(__lo, __hi); } - - /** - * @brief Widen char to char_type - * - * This function converts the char argument to char_type using the - * simplest reasonable transformation. It does so by returning - * ctype<char_type>::do_widen(c). - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @return The converted char_type. - */ - char_type - widen(char __c) const - { return this->do_widen(__c); } - - /** - * @brief Widen array to char_type - * - * This function converts each char in the input to char_type using the - * simplest reasonable transformation. It does so by returning - * ctype<char_type>::do_widen(c). - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param to Pointer to the destination array. - * @return @a hi. - */ - const char* - widen(const char* __lo, const char* __hi, char_type* __to) const - { return this->do_widen(__lo, __hi, __to); } - - /** - * @brief Narrow char_type to char - * - * This function converts the char_type to char using the simplest - * reasonable transformation. If the conversion fails, dfault is - * returned instead. It does so by returning - * ctype<char_type>::do_narrow(c). - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char_type to convert. - * @param dfault Char to return if conversion fails. - * @return The converted char. - */ - char - narrow(char_type __c, char __dfault) const - { return this->do_narrow(__c, __dfault); } - - /** - * @brief Narrow array to char array - * - * This function converts each char_type in the input to char using the - * simplest reasonable transformation and writes the results to the - * destination array. For any char_type in the input that cannot be - * converted, @a dfault is used instead. It does so by returning - * ctype<char_type>::do_narrow(lo, hi, dfault, to). - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param dfault Char to use if conversion fails. - * @param to Pointer to the destination array. - * @return @a hi. - */ - 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): facet(__refs) { } - - virtual - ~__ctype_abstract_base() { } - - /** - * @brief Test char_type classification. - * - * This function finds a mask M for @a c and compares it to mask @a m. - * - * do_is() is a hook for a derived facet to change the behavior of - * classifying. do_is() must always return the same result for the - * same input. - * - * @param c The char_type to find the mask of. - * @param m The mask to compare against. - * @return (M & m) != 0. - */ - virtual bool - do_is(mask __m, char_type __c) const = 0; - - /** - * @brief Return a mask array. - * - * This function finds the mask for each char_type in the range [lo,hi) - * and successively writes it to vec. vec must have as many elements - * as the input. - * - * do_is() is a hook for a derived facet to change the behavior of - * classifying. do_is() must always return the same result for the - * same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param vec Pointer to an array of mask storage. - * @return @a hi. - */ - virtual const char_type* - do_is(const char_type* __lo, const char_type* __hi, - mask* __vec) const = 0; - - /** - * @brief Find char_type matching mask - * - * This function searches for and returns the first char_type c in - * [lo,hi) for which is(m,c) is true. - * - * do_scan_is() is a hook for a derived facet to change the behavior of - * match searching. do_is() must always return the same result for the - * same input. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a matching char_type if found, else @a hi. - */ - virtual const char_type* - do_scan_is(mask __m, const char_type* __lo, - const char_type* __hi) const = 0; - - /** - * @brief Find char_type not matching mask - * - * This function searches for and returns a pointer to the first - * char_type c of [lo,hi) for which is(m,c) is false. - * - * do_scan_is() is a hook for a derived facet to change the behavior of - * match searching. do_is() must always return the same result for the - * same input. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a non-matching char_type if found, else @a hi. - */ - virtual const char_type* - do_scan_not(mask __m, const char_type* __lo, - const char_type* __hi) const = 0; - - /** - * @brief Convert to uppercase. - * - * This virtual function converts the char_type argument to uppercase - * if possible. If not possible (for example, '2'), returns the - * argument. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param c The char_type to convert. - * @return The uppercase char_type if convertible, else @a c. - */ - virtual char_type - do_toupper(char_type) const = 0; - - /** - * @brief Convert array to uppercase. - * - * This virtual function converts each char_type in the range [lo,hi) - * to uppercase if possible. Other elements remain untouched. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_toupper(char_type* __lo, const char_type* __hi) const = 0; - - /** - * @brief Convert to lowercase. - * - * This virtual function converts the argument to lowercase if - * possible. If not possible (for example, '2'), returns the argument. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param c The char_type to convert. - * @return The lowercase char_type if convertible, else @a c. - */ - virtual char_type - do_tolower(char_type) const = 0; - - /** - * @brief Convert array to lowercase. - * - * This virtual function converts each char_type in the range [lo,hi) - * to lowercase if possible. Other elements remain untouched. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_tolower(char_type* __lo, const char_type* __hi) const = 0; - - /** - * @brief Widen char - * - * This virtual function converts the char to char_type using the - * simplest reasonable transformation. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @return The converted char_type - */ - virtual char_type - do_widen(char) const = 0; - - /** - * @brief Widen char array - * - * This function converts each char in the input to char_type using the - * simplest reasonable transformation. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start range. - * @param hi Pointer to end of range. - * @param to Pointer to the destination array. - * @return @a hi. - */ - virtual const char* - do_widen(const char* __lo, const char* __hi, - char_type* __dest) const = 0; - - /** - * @brief Narrow char_type to char - * - * This virtual function converts the argument to char using the - * simplest reasonable transformation. If the conversion fails, dfault - * is returned instead. - * - * do_narrow() is a hook for a derived facet to change the behavior of - * narrowing. do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char_type to convert. - * @param dfault Char to return if conversion fails. - * @return The converted char. - */ - virtual char - do_narrow(char_type, char __dfault) const = 0; - - /** - * @brief Narrow char_type array to char - * - * This virtual function converts each char_type in the range [lo,hi) to - * char using the simplest reasonable transformation and writes the - * results to the destination array. For any element in the input that - * cannot be converted, @a dfault is used instead. - * - * do_narrow() is a hook for a derived facet to change the behavior of - * narrowing. do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param dfault Char to use if conversion fails. - * @param to Pointer to the destination array. - * @return @a hi. - */ - 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. - /** - * @brief Template ctype facet - * - * This template class defines classification and conversion functions for - * character sets. It wraps <cctype> functionality. Ctype gets used by - * streams for many I/O operations. - * - * This template provides the protected virtual functions the developer - * will have to replace in a derived class or specialization to make a - * working facet. The public functions that access them are defined in - * __ctype_abstract_base, to allow for implementation flexibility. See - * ctype<wchar_t> for an example. The functions are documented in - * __ctype_abstract_base. - * - * Note: implementations are provided for all the protected virtual - * functions, but will likely not be useful. - */ - template<typename _CharT> - class ctype : public __ctype_abstract_base<_CharT> - { - public: - // Types: - typedef _CharT char_type; - typedef typename __ctype_abstract_base<_CharT>::mask mask; - - /// The facet id for ctype<char_type> - static locale::id id; - - explicit - ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { } - - protected: - 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 __c) const; - - virtual const char_type* - do_toupper(char_type* __lo, const char_type* __hi) const; - - virtual char_type - do_tolower(char_type __c) const; - - virtual const char_type* - do_tolower(char_type* __lo, const char_type* __hi) const; - - virtual char_type - do_widen(char __c) 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<typename _CharT> - locale::id ctype<_CharT>::id; - - // 22.2.1.3 ctype<char> specialization. - /** - * @brief The ctype<char> specialization. - * - * This class defines classification and conversion functions for - * the char type. It gets used by char streams for many I/O - * operations. The char specialization provides a number of - * optimizations as well. - */ - template<> - class ctype<char> : public locale::facet, public ctype_base - { - public: - // Types: - /// Typedef for the template parameter char. - typedef char char_type; - - protected: - // Data Members: - __c_locale _M_c_locale_ctype; - bool _M_del; - __to_type _M_toupper; - __to_type _M_tolower; - const mask* _M_table; - mutable char _M_widen_ok; - mutable char _M_widen[1 + static_cast<unsigned char>(-1)]; - mutable char _M_narrow[1 + static_cast<unsigned char>(-1)]; - mutable char _M_narrow_ok; // 0 uninitialized, 1 init, - // 2 memcpy can't be used - - public: - /// The facet id for ctype<char> - static locale::id id; - /// The size of the mask table. It is SCHAR_MAX + 1. - static const size_t table_size = 1 + static_cast<unsigned char>(-1); - - /** - * @brief Constructor performs initialization. - * - * This is the constructor provided by the standard. - * - * @param table If non-zero, table is used as the per-char mask. - * Else classic_table() is used. - * @param del If true, passes ownership of table to this facet. - * @param refs Passed to the base facet class. - */ - explicit - ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0); - - /** - * @brief Constructor performs static initialization. - * - * This constructor is used to construct the initial C locale facet. - * - * @param cloc Handle to C locale data. - * @param table If non-zero, table is used as the per-char mask. - * @param del If true, passes ownership of table to this facet. - * @param refs Passed to the base facet class. - */ - explicit - ctype(__c_locale __cloc, const mask* __table = 0, bool __del = false, - size_t __refs = 0); - - /** - * @brief Test char classification. - * - * This function compares the mask table[c] to @a m. - * - * @param c The char to compare the mask of. - * @param m The mask to compare against. - * @return True if m & table[c] is true, false otherwise. - */ - inline bool - is(mask __m, char __c) const; - - /** - * @brief Return a mask array. - * - * This function finds the mask for each char in the range [lo, hi) and - * successively writes it to vec. vec must have as many elements as - * the char array. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param vec Pointer to an array of mask storage. - * @return @a hi. - */ - inline const char* - is(const char* __lo, const char* __hi, mask* __vec) const; - - /** - * @brief Find char matching a mask - * - * This function searches for and returns the first char in [lo,hi) for - * which is(m,char) is true. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a matching char if found, else @a hi. - */ - inline const char* - scan_is(mask __m, const char* __lo, const char* __hi) const; - - /** - * @brief Find char not matching a mask - * - * This function searches for and returns a pointer to the first char - * in [lo,hi) for which is(m,char) is false. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a non-matching char if found, else @a hi. - */ - inline const char* - scan_not(mask __m, const char* __lo, const char* __hi) const; - - /** - * @brief Convert to uppercase. - * - * This function converts the char argument to uppercase if possible. - * If not possible (for example, '2'), returns the argument. - * - * toupper() acts as if it returns ctype<char>::do_toupper(c). - * do_toupper() must always return the same result for the same input. - * - * @param c The char to convert. - * @return The uppercase char if convertible, else @a c. - */ - char_type - toupper(char_type __c) const - { return this->do_toupper(__c); } - - /** - * @brief Convert array to uppercase. - * - * This function converts each char in the range [lo,hi) to uppercase - * if possible. Other chars remain untouched. - * - * toupper() acts as if it returns ctype<char>:: do_toupper(lo, hi). - * do_toupper() must always return the same result for the same input. - * - * @param lo Pointer to first char in range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - const char_type* - toupper(char_type *__lo, const char_type* __hi) const - { return this->do_toupper(__lo, __hi); } - - /** - * @brief Convert to lowercase. - * - * This function converts the char argument to lowercase if possible. - * If not possible (for example, '2'), returns the argument. - * - * tolower() acts as if it returns ctype<char>::do_tolower(c). - * do_tolower() must always return the same result for the same input. - * - * @param c The char to convert. - * @return The lowercase char if convertible, else @a c. - */ - char_type - tolower(char_type __c) const - { return this->do_tolower(__c); } - - /** - * @brief Convert array to lowercase. - * - * This function converts each char in the range [lo,hi) to lowercase - * if possible. Other chars remain untouched. - * - * tolower() acts as if it returns ctype<char>:: do_tolower(lo, hi). - * do_tolower() must always return the same result for the same input. - * - * @param lo Pointer to first char in range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - const char_type* - tolower(char_type* __lo, const char_type* __hi) const - { return this->do_tolower(__lo, __hi); } - - /** - * @brief Widen char - * - * This function converts the char to char_type using the simplest - * reasonable transformation. For an underived ctype<char> facet, the - * argument will be returned unchanged. - * - * This function works as if it returns ctype<char>::do_widen(c). - * do_widen() must always return the same result for the same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @return The converted character. - */ - char_type - widen(char __c) const - { - if (_M_widen_ok) - return _M_widen[static_cast<unsigned char>(__c)]; - this->_M_widen_init(); - return this->do_widen(__c); - } - - /** - * @brief Widen char array - * - * This function converts each char in the input to char using the - * simplest reasonable transformation. For an underived ctype<char> - * facet, the argument will be copied unchanged. - * - * This function works as if it returns ctype<char>::do_widen(c). - * do_widen() must always return the same result for the same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to first char in range. - * @param hi Pointer to end of range. - * @param to Pointer to the destination array. - * @return @a hi. - */ - const char* - widen(const char* __lo, const char* __hi, char_type* __to) const - { - if (_M_widen_ok == 1) - { - __builtin_memcpy(__to, __lo, __hi - __lo); - return __hi; - } - if (!_M_widen_ok) - _M_widen_init(); - return this->do_widen(__lo, __hi, __to); - } - - /** - * @brief Narrow char - * - * This function converts the char to char using the simplest - * reasonable transformation. If the conversion fails, dfault is - * returned instead. For an underived ctype<char> facet, @a c - * will be returned unchanged. - * - * This function works as if it returns ctype<char>::do_narrow(c). - * do_narrow() must always return the same result for the same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @param dfault Char to return if conversion fails. - * @return The converted character. - */ - char - narrow(char_type __c, char __dfault) const - { - if (_M_narrow[static_cast<unsigned char>(__c)]) - return _M_narrow[static_cast<unsigned char>(__c)]; - const char __t = do_narrow(__c, __dfault); - if (__t != __dfault) - _M_narrow[static_cast<unsigned char>(__c)] = __t; - return __t; - } - - /** - * @brief Narrow char array - * - * This function converts each char in the input to char using the - * simplest reasonable transformation and writes the results to the - * destination array. For any char in the input that cannot be - * converted, @a dfault is used instead. For an underived ctype<char> - * facet, the argument will be copied unchanged. - * - * This function works as if it returns ctype<char>::do_narrow(lo, hi, - * dfault, to). do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param dfault Char to use if conversion fails. - * @param to Pointer to the destination array. - * @return @a hi. - */ - const char_type* - narrow(const char_type* __lo, const char_type* __hi, - char __dfault, char *__to) const - { - if (__builtin_expect(_M_narrow_ok == 1, true)) - { - __builtin_memcpy(__to, __lo, __hi - __lo); - return __hi; - } - if (!_M_narrow_ok) - _M_narrow_init(); - return this->do_narrow(__lo, __hi, __dfault, __to); - } - - // _GLIBCXX_RESOLVE_LIB_DEFECTS - // DR 695. ctype<char>::classic_table() not accessible. - /// Returns a pointer to the mask table provided to the constructor, or - /// the default from classic_table() if none was provided. - const mask* - table() const throw() - { return _M_table; } - - /// Returns a pointer to the C locale mask table. - static const mask* - classic_table() throw(); - protected: - - /** - * @brief Destructor. - * - * This function deletes table() if @a del was true in the - * constructor. - */ - virtual - ~ctype(); - - /** - * @brief Convert to uppercase. - * - * This virtual function converts the char argument to uppercase if - * possible. If not possible (for example, '2'), returns the argument. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param c The char to convert. - * @return The uppercase char if convertible, else @a c. - */ - virtual char_type - do_toupper(char_type) const; - - /** - * @brief Convert array to uppercase. - * - * This virtual function converts each char in the range [lo,hi) to - * uppercase if possible. Other chars remain untouched. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_toupper(char_type* __lo, const char_type* __hi) const; - - /** - * @brief Convert to lowercase. - * - * This virtual function converts the char argument to lowercase if - * possible. If not possible (for example, '2'), returns the argument. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param c The char to convert. - * @return The lowercase char if convertible, else @a c. - */ - virtual char_type - do_tolower(char_type) const; - - /** - * @brief Convert array to lowercase. - * - * This virtual function converts each char in the range [lo,hi) to - * lowercase if possible. Other chars remain untouched. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param lo Pointer to first char in range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_tolower(char_type* __lo, const char_type* __hi) const; - - /** - * @brief Widen char - * - * This virtual function converts the char to char using the simplest - * reasonable transformation. For an underived ctype<char> facet, the - * argument will be returned unchanged. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @return The converted character. - */ - virtual char_type - do_widen(char __c) const - { return __c; } - - /** - * @brief Widen char array - * - * This function converts each char in the range [lo,hi) to char using - * the simplest reasonable transformation. For an underived - * ctype<char> facet, the argument will be copied unchanged. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param to Pointer to the destination array. - * @return @a hi. - */ - virtual const char* - do_widen(const char* __lo, const char* __hi, char_type* __dest) const - { - __builtin_memcpy(__dest, __lo, __hi - __lo); - return __hi; - } - - /** - * @brief Narrow char - * - * This virtual function converts the char to char using the simplest - * reasonable transformation. If the conversion fails, dfault is - * returned instead. For an underived ctype<char> facet, @a c will be - * returned unchanged. - * - * do_narrow() is a hook for a derived facet to change the behavior of - * narrowing. do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @param dfault Char to return if conversion fails. - * @return The converted char. - */ - virtual char - do_narrow(char_type __c, char) const - { return __c; } - - /** - * @brief Narrow char array to char array - * - * This virtual function converts each char in the range [lo,hi) to - * char using the simplest reasonable transformation and writes the - * results to the destination array. For any char in the input that - * cannot be converted, @a dfault is used instead. For an underived - * ctype<char> facet, the argument will be copied unchanged. - * - * do_narrow() is a hook for a derived facet to change the behavior of - * narrowing. do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param dfault Char to use if conversion fails. - * @param to Pointer to the destination array. - * @return @a hi. - */ - virtual const char_type* - do_narrow(const char_type* __lo, const char_type* __hi, - char, char* __dest) const - { - __builtin_memcpy(__dest, __lo, __hi - __lo); - return __hi; - } - - private: - void _M_narrow_init() const; - void _M_widen_init() const; - }; - -#ifdef _GLIBCXX_USE_WCHAR_T - // 22.2.1.3 ctype<wchar_t> specialization - /** - * @brief The ctype<wchar_t> specialization. - * - * This class defines classification and conversion functions for the - * wchar_t type. It gets used by wchar_t streams for many I/O operations. - * The wchar_t specialization provides a number of optimizations as well. - * - * ctype<wchar_t> inherits its public methods from - * __ctype_abstract_base<wchar_t>. - */ - template<> - class ctype<wchar_t> : public __ctype_abstract_base<wchar_t> - { - public: - // Types: - /// Typedef for the template parameter wchar_t. - typedef wchar_t char_type; - typedef wctype_t __wmask_type; - - protected: - __c_locale _M_c_locale_ctype; - - // Pre-computed narrowed and widened chars. - bool _M_narrow_ok; - char _M_narrow[128]; - wint_t _M_widen[1 + static_cast<unsigned char>(-1)]; - - // Pre-computed elements for do_is. - mask _M_bit[16]; - __wmask_type _M_wmask[16]; - - public: - // Data Members: - /// The facet id for ctype<wchar_t> - static locale::id id; - - /** - * @brief Constructor performs initialization. - * - * This is the constructor provided by the standard. - * - * @param refs Passed to the base facet class. - */ - explicit - ctype(size_t __refs = 0); - - /** - * @brief Constructor performs static initialization. - * - * This constructor is used to construct the initial C locale facet. - * - * @param cloc Handle to C locale data. - * @param refs Passed to the base facet class. - */ - explicit - ctype(__c_locale __cloc, size_t __refs = 0); - - protected: - __wmask_type - _M_convert_to_wmask(const mask __m) const; - - /// Destructor - virtual - ~ctype(); - - /** - * @brief Test wchar_t classification. - * - * This function finds a mask M for @a c and compares it to mask @a m. - * - * do_is() is a hook for a derived facet to change the behavior of - * classifying. do_is() must always return the same result for the - * same input. - * - * @param c The wchar_t to find the mask of. - * @param m The mask to compare against. - * @return (M & m) != 0. - */ - virtual bool - do_is(mask __m, char_type __c) const; - - /** - * @brief Return a mask array. - * - * This function finds the mask for each wchar_t in the range [lo,hi) - * and successively writes it to vec. vec must have as many elements - * as the input. - * - * do_is() is a hook for a derived facet to change the behavior of - * classifying. do_is() must always return the same result for the - * same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param vec Pointer to an array of mask storage. - * @return @a hi. - */ - virtual const char_type* - do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const; - - /** - * @brief Find wchar_t matching mask - * - * This function searches for and returns the first wchar_t c in - * [lo,hi) for which is(m,c) is true. - * - * do_scan_is() is a hook for a derived facet to change the behavior of - * match searching. do_is() must always return the same result for the - * same input. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a matching wchar_t if found, else @a hi. - */ - virtual const char_type* - do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const; - - /** - * @brief Find wchar_t not matching mask - * - * This function searches for and returns a pointer to the first - * wchar_t c of [lo,hi) for which is(m,c) is false. - * - * do_scan_is() is a hook for a derived facet to change the behavior of - * match searching. do_is() must always return the same result for the - * same input. - * - * @param m The mask to compare against. - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return Pointer to a non-matching wchar_t if found, else @a hi. - */ - virtual const char_type* - do_scan_not(mask __m, const char_type* __lo, - const char_type* __hi) const; - - /** - * @brief Convert to uppercase. - * - * This virtual function converts the wchar_t argument to uppercase if - * possible. If not possible (for example, '2'), returns the argument. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param c The wchar_t to convert. - * @return The uppercase wchar_t if convertible, else @a c. - */ - virtual char_type - do_toupper(char_type) const; - - /** - * @brief Convert array to uppercase. - * - * This virtual function converts each wchar_t in the range [lo,hi) to - * uppercase if possible. Other elements remain untouched. - * - * do_toupper() is a hook for a derived facet to change the behavior of - * uppercasing. do_toupper() must always return the same result for - * the same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_toupper(char_type* __lo, const char_type* __hi) const; - - /** - * @brief Convert to lowercase. - * - * This virtual function converts the argument to lowercase if - * possible. If not possible (for example, '2'), returns the argument. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param c The wchar_t to convert. - * @return The lowercase wchar_t if convertible, else @a c. - */ - virtual char_type - do_tolower(char_type) const; - - /** - * @brief Convert array to lowercase. - * - * This virtual function converts each wchar_t in the range [lo,hi) to - * lowercase if possible. Other elements remain untouched. - * - * do_tolower() is a hook for a derived facet to change the behavior of - * lowercasing. do_tolower() must always return the same result for - * the same input. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @return @a hi. - */ - virtual const char_type* - do_tolower(char_type* __lo, const char_type* __hi) const; - - /** - * @brief Widen char to wchar_t - * - * This virtual function converts the char to wchar_t using the - * simplest reasonable transformation. For an underived ctype<wchar_t> - * facet, the argument will be cast to wchar_t. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The char to convert. - * @return The converted wchar_t. - */ - virtual char_type - do_widen(char) const; - - /** - * @brief Widen char array to wchar_t array - * - * This function converts each char in the input to wchar_t using the - * simplest reasonable transformation. For an underived ctype<wchar_t> - * facet, the argument will be copied, casting each element to wchar_t. - * - * do_widen() is a hook for a derived facet to change the behavior of - * widening. do_widen() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start range. - * @param hi Pointer to end of range. - * @param to Pointer to the destination array. - * @return @a hi. - */ - virtual const char* - do_widen(const char* __lo, const char* __hi, char_type* __dest) const; - - /** - * @brief Narrow wchar_t to char - * - * This virtual function converts the argument to char using - * the simplest reasonable transformation. If the conversion - * fails, dfault is returned instead. For an underived - * ctype<wchar_t> facet, @a c will be cast to char and - * returned. - * - * do_narrow() is a hook for a derived facet to change the - * behavior of narrowing. do_narrow() must always return the - * same result for the same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param c The wchar_t to convert. - * @param dfault Char to return if conversion fails. - * @return The converted char. - */ - virtual char - do_narrow(char_type, char __dfault) const; - - /** - * @brief Narrow wchar_t array to char array - * - * This virtual function converts each wchar_t in the range [lo,hi) to - * char using the simplest reasonable transformation and writes the - * results to the destination array. For any wchar_t in the input that - * cannot be converted, @a dfault is used instead. For an underived - * ctype<wchar_t> facet, the argument will be copied, casting each - * element to char. - * - * do_narrow() is a hook for a derived facet to change the behavior of - * narrowing. do_narrow() must always return the same result for the - * same input. - * - * Note: this is not what you want for codepage conversions. See - * codecvt for that. - * - * @param lo Pointer to start of range. - * @param hi Pointer to end of range. - * @param dfault Char to use if conversion fails. - * @param to Pointer to the destination array. - * @return @a hi. - */ - virtual const char_type* - do_narrow(const char_type* __lo, const char_type* __hi, - char __dfault, char* __dest) const; - - // For use at construction time only. - void - _M_initialize_ctype(); - }; -#endif //_GLIBCXX_USE_WCHAR_T - - /// class ctype_byname [22.2.1.2]. - template<typename _CharT> - class ctype_byname : public ctype<_CharT> - { - public: - typedef typename ctype<_CharT>::mask mask; - - explicit - ctype_byname(const char* __s, size_t __refs = 0); - - protected: - virtual - ~ctype_byname() { }; - }; - - /// 22.2.1.4 Class ctype_byname specializations. - template<> - class ctype_byname<char> : public ctype<char> - { - public: - explicit - ctype_byname(const char* __s, size_t __refs = 0); - - protected: - virtual - ~ctype_byname(); - }; - -#ifdef _GLIBCXX_USE_WCHAR_T - template<> - class ctype_byname<wchar_t> : public ctype<wchar_t> - { - public: - explicit - ctype_byname(const char* __s, size_t __refs = 0); - - protected: - virtual - ~ctype_byname(); - }; -#endif - -_GLIBCXX_END_NAMESPACE - -// Include host and configuration specific ctype inlines. -#include <bits/ctype_inline.h> - -_GLIBCXX_BEGIN_NAMESPACE(std) - - // 22.2.2 The numeric category. - class __num_base - { - public: - // NB: Code depends on the order of _S_atoms_out elements. - // Below are the indices into _S_atoms_out. - enum - { - _S_ominus, - _S_oplus, - _S_ox, - _S_oX, - _S_odigits, - _S_odigits_end = _S_odigits + 16, - _S_oudigits = _S_odigits_end, - _S_oudigits_end = _S_oudigits + 16, - _S_oe = _S_odigits + 14, // For scientific notation, 'e' - _S_oE = _S_oudigits + 14, // For scientific notation, 'E' - _S_oend = _S_oudigits_end - }; - - // A list of valid numeric literals for output. This array - // contains chars that will be passed through the current locale's - // ctype<_CharT>.widen() and then used to render numbers. - // For the standard "C" locale, this is - // "-+xX0123456789abcdef0123456789ABCDEF". - static const char* _S_atoms_out; - - // String literal of acceptable (narrow) input, for num_get. - // "-+xX0123456789abcdefABCDEF" - static const char* _S_atoms_in; - - enum - { - _S_iminus, - _S_iplus, - _S_ix, - _S_iX, - _S_izero, - _S_ie = _S_izero + 14, - _S_iE = _S_izero + 20, - _S_iend = 26 - }; - - // num_put - // Construct and return valid scanf format for floating point types. - static void - _S_format_float(const ios_base& __io, char* __fptr, char __mod); - }; - - template<typename _CharT> - struct __numpunct_cache : public locale::facet - { - const char* _M_grouping; - size_t _M_grouping_size; - bool _M_use_grouping; - const _CharT* _M_truename; - size_t _M_truename_size; - const _CharT* _M_falsename; - size_t _M_falsename_size; - _CharT _M_decimal_point; - _CharT _M_thousands_sep; - - // A list of valid numeric literals for output: in the standard - // "C" locale, this is "-+xX0123456789abcdef0123456789ABCDEF". - // This array contains the chars after having been passed - // through the current locale's ctype<_CharT>.widen(). - _CharT _M_atoms_out[__num_base::_S_oend]; - - // A list of valid numeric literals for input: in the standard - // "C" locale, this is "-+xX0123456789abcdefABCDEF" - // This array contains the chars after having been passed - // through the current locale's ctype<_CharT>.widen(). - _CharT _M_atoms_in[__num_base::_S_iend]; - - bool _M_allocated; - - __numpunct_cache(size_t __refs = 0) : facet(__refs), - _M_grouping(NULL), _M_grouping_size(0), _M_use_grouping(false), - _M_truename(NULL), _M_truename_size(0), _M_falsename(NULL), - _M_falsename_size(0), _M_decimal_point(_CharT()), - _M_thousands_sep(_CharT()), _M_allocated(false) - { } - - ~__numpunct_cache(); - - void - _M_cache(const locale& __loc); - - private: - __numpunct_cache& - operator=(const __numpunct_cache&); - - explicit - __numpunct_cache(const __numpunct_cache&); - }; - - template<typename _CharT> - __numpunct_cache<_CharT>::~__numpunct_cache() - { - if (_M_allocated) - { - delete [] _M_grouping; - delete [] _M_truename; - delete [] _M_falsename; - } - } - - /** - * @brief Numpunct facet. - * - * This facet stores several pieces of information related to printing and - * scanning numbers, such as the decimal point character. It takes a - * template parameter specifying the char type. The numpunct facet is - * used by streams for many I/O operations involving numbers. - * - * The numpunct template uses protected virtual functions to provide the - * actual results. The public accessors forward the call to the virtual - * functions. These virtual functions are hooks for developers to - * implement the behavior they require from a numpunct facet. - */ - template<typename _CharT> - class numpunct : public locale::facet - { - public: - // Types: - //@{ - /// Public typedefs - typedef _CharT char_type; - typedef basic_string<_CharT> string_type; - //@} - typedef __numpunct_cache<_CharT> __cache_type; - - protected: - __cache_type* _M_data; - - public: - /// Numpunct facet id. - static locale::id id; - - /** - * @brief Numpunct constructor. - * - * @param refs Refcount to pass to the base class. - */ - explicit - numpunct(size_t __refs = 0) : facet(__refs), _M_data(NULL) - { _M_initialize_numpunct(); } - - /** - * @brief Internal constructor. Not for general use. - * - * This is a constructor for use by the library itself to set up the - * predefined locale facets. - * - * @param cache __numpunct_cache object. - * @param refs Refcount to pass to the base class. - */ - explicit - numpunct(__cache_type* __cache, size_t __refs = 0) - : facet(__refs), _M_data(__cache) - { _M_initialize_numpunct(); } - - /** - * @brief Internal constructor. Not for general use. - * - * This is a constructor for use by the library itself to set up new - * locales. - * - * @param cloc The "C" locale. - * @param refs Refcount to pass to the base class. - */ - explicit - numpunct(__c_locale __cloc, size_t __refs = 0) - : facet(__refs), _M_data(NULL) - { _M_initialize_numpunct(__cloc); } - - /** - * @brief Return decimal point character. - * - * This function returns a char_type to use as a decimal point. It - * does so by returning returning - * numpunct<char_type>::do_decimal_point(). - * - * @return @a char_type representing a decimal point. - */ - char_type - decimal_point() const - { return this->do_decimal_point(); } - - /** - * @brief Return thousands separator character. - * - * This function returns a char_type to use as a thousands - * separator. It does so by returning returning - * numpunct<char_type>::do_thousands_sep(). - * - * @return char_type representing a thousands separator. - */ - char_type - thousands_sep() const - { return this->do_thousands_sep(); } - - /** - * @brief Return grouping specification. - * - * This function returns a string representing groupings for the - * integer part of a number. Groupings indicate where thousands - * separators should be inserted in the integer part of a number. - * - * Each char in the return string is interpret as an integer - * rather than a character. These numbers represent the number - * of digits in a group. The first char in the string - * represents the number of digits in the least significant - * group. If a char is negative, it indicates an unlimited - * number of digits for the group. If more chars from the - * string are required to group a number, the last char is used - * repeatedly. - * - * For example, if the grouping() returns "\003\002" and is - * applied to the number 123456789, this corresponds to - * 12,34,56,789. Note that if the string was "32", this would - * put more than 50 digits into the least significant group if - * the character set is ASCII. - * - * The string is returned by calling - * numpunct<char_type>::do_grouping(). - * - * @return string representing grouping specification. - */ - string - grouping() const - { return this->do_grouping(); } - - /** - * @brief Return string representation of bool true. - * - * This function returns a string_type containing the text - * representation for true bool variables. It does so by calling - * numpunct<char_type>::do_truename(). - * - * @return string_type representing printed form of true. - */ - string_type - truename() const - { return this->do_truename(); } - - /** - * @brief Return string representation of bool false. - * - * This function returns a string_type containing the text - * representation for false bool variables. It does so by calling - * numpunct<char_type>::do_falsename(). - * - * @return string_type representing printed form of false. - */ - string_type - falsename() const - { return this->do_falsename(); } - - protected: - /// Destructor. - virtual - ~numpunct(); - - /** - * @brief Return decimal point character. - * - * Returns a char_type to use as a decimal point. This function is a - * hook for derived classes to change the value returned. - * - * @return @a char_type representing a decimal point. - */ - virtual char_type - do_decimal_point() const - { return _M_data->_M_decimal_point; } - - /** - * @brief Return thousands separator character. - * - * Returns a char_type to use as a thousands separator. This function - * is a hook for derived classes to change the value returned. - * - * @return @a char_type representing a thousands separator. - */ - virtual char_type - do_thousands_sep() const - { return _M_data->_M_thousands_sep; } - - /** - * @brief Return grouping specification. - * - * Returns a string representing groupings for the integer part of a - * number. This function is a hook for derived classes to change the - * value returned. @see grouping() for details. - * - * @return String representing grouping specification. - */ - virtual string - do_grouping() const - { return _M_data->_M_grouping; } - - /** - * @brief Return string representation of bool true. - * - * Returns a string_type containing the text representation for true - * bool variables. This function is a hook for derived classes to - * change the value returned. - * - * @return string_type representing printed form of true. - */ - virtual string_type - do_truename() const - { return _M_data->_M_truename; } - - /** - * @brief Return string representation of bool false. - * - * Returns a string_type containing the text representation for false - * bool variables. This function is a hook for derived classes to - * change the value returned. - * - * @return string_type representing printed form of false. - */ - virtual string_type - do_falsename() const - { return _M_data->_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<> - numpunct<char>::~numpunct(); - - template<> - void - numpunct<char>::_M_initialize_numpunct(__c_locale __cloc); - -#ifdef _GLIBCXX_USE_WCHAR_T - template<> - numpunct<wchar_t>::~numpunct(); - - template<> - void - numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc); -#endif - - /// class numpunct_byname [22.2.3.2]. - template<typename _CharT> - class numpunct_byname : public numpunct<_CharT> - { - public: - typedef _CharT char_type; - typedef basic_string<_CharT> string_type; - - explicit - numpunct_byname(const char* __s, size_t __refs = 0) - : numpunct<_CharT>(__refs) - { - if (__builtin_strcmp(__s, "C") != 0 - && __builtin_strcmp(__s, "POSIX") != 0) - { - __c_locale __tmp; - this->_S_create_c_locale(__tmp, __s); - this->_M_initialize_numpunct(__tmp); - this->_S_destroy_c_locale(__tmp); - } - } - - protected: - virtual - ~numpunct_byname() { } - }; - -_GLIBCXX_BEGIN_LDBL_NAMESPACE - - /** - * @brief Facet for parsing number strings. - * - * This facet encapsulates the code to parse and return a number - * from a string. It is used by the istream numeric extraction - * operators. - * - * The num_get template uses protected virtual functions to provide the - * actual results. The public accessors forward the call to the virtual - * functions. These virtual functions are hooks for developers to - * implement the behavior they require from the num_get facet. - */ - template<typename _CharT, typename _InIter> - class num_get : public locale::facet - { - public: - // Types: - //@{ - /// Public typedefs - typedef _CharT char_type; - typedef _InIter iter_type; - //@} - - /// Numpunct facet id. - static locale::id id; - - /** - * @brief Constructor performs initialization. - * - * This is the constructor provided by the standard. - * - * @param refs Passed to the base facet class. - */ - explicit - num_get(size_t __refs = 0) : facet(__refs) { } - - /** - * @brief Numeric parsing. - * - * Parses the input stream into the bool @a v. It does so by calling - * num_get::do_get(). - * - * If ios_base::boolalpha is set, attempts to read - * ctype<CharT>::truename() or ctype<CharT>::falsename(). Sets - * @a v to true or false if successful. Sets err to - * ios_base::failbit if reading the string fails. Sets err to - * ios_base::eofbit if the stream is emptied. - * - * If ios_base::boolalpha is not set, proceeds as with reading a long, - * except if the value is 1, sets @a v to true, if the value is 0, sets - * @a v to false, and otherwise set err to ios_base::failbit. - * - * @param in Start of input stream. - * @param end End of input stream. - * @param io Source of locale and flags. - * @param err Error flags to set. - * @param v Value to format and insert. - * @return Iterator after reading. - */ - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, bool& __v) const - { return this->do_get(__in, __end, __io, __err, __v); } - - //@{ - /** - * @brief Numeric parsing. - * - * Parses the input stream into the integral variable @a v. It does so - * by calling num_get::do_get(). - * - * Parsing is affected by the flag settings in @a io. - * - * The basic parse is affected by the value of io.flags() & - * ios_base::basefield. If equal to ios_base::oct, parses like the - * scanf %o specifier. Else if equal to ios_base::hex, parses like %X - * specifier. Else if basefield equal to 0, parses like the %i - * specifier. Otherwise, parses like %d for signed and %u for unsigned - * types. The matching type length modifier is also used. - * - * Digit grouping is interpreted according to numpunct::grouping() and - * numpunct::thousands_sep(). If the pattern of digit groups isn't - * consistent, sets err to ios_base::failbit. - * - * If parsing the string yields a valid value for @a v, @a v is set. - * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. - * Sets err to ios_base::eofbit if the stream is emptied. - * - * @param in Start of input stream. - * @param end End of input stream. - * @param io Source of locale and flags. - * @param err Error flags to set. - * @param v Value to format and insert. - * @return Iterator after reading. - */ - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, long& __v) const - { return this->do_get(__in, __end, __io, __err, __v); } - - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, unsigned short& __v) const - { return this->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 this->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 this->do_get(__in, __end, __io, __err, __v); } - -#ifdef _GLIBCXX_USE_LONG_LONG - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, long long& __v) const - { return this->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 long& __v) const - { return this->do_get(__in, __end, __io, __err, __v); } -#endif - //@} - - //@{ - /** - * @brief Numeric parsing. - * - * Parses the input stream into the integral variable @a v. It does so - * by calling num_get::do_get(). - * - * The input characters are parsed like the scanf %g specifier. The - * matching type length modifier is also used. - * - * The decimal point character used is numpunct::decimal_point(). - * Digit grouping is interpreted according to numpunct::grouping() and - * numpunct::thousands_sep(). If the pattern of digit groups isn't - * consistent, sets err to ios_base::failbit. - * - * If parsing the string yields a valid value for @a v, @a v is set. - * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. - * Sets err to ios_base::eofbit if the stream is emptied. - * - * @param in Start of input stream. - * @param end End of input stream. - * @param io Source of locale and flags. - * @param err Error flags to set. - * @param v Value to format and insert. - * @return Iterator after reading. - */ - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, float& __v) const - { return this->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 this->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 this->do_get(__in, __end, __io, __err, __v); } - //@} - - /** - * @brief Numeric parsing. - * - * Parses the input stream into the pointer variable @a v. It does so - * by calling num_get::do_get(). - * - * The input characters are parsed like the scanf %p specifier. - * - * Digit grouping is interpreted according to numpunct::grouping() and - * numpunct::thousands_sep(). If the pattern of digit groups isn't - * consistent, sets err to ios_base::failbit. - * - * Note that the digit grouping effect for pointers is a bit ambiguous - * in the standard and shouldn't be relied on. See DR 344. - * - * If parsing the string yields a valid value for @a v, @a v is set. - * Otherwise, sets err to ios_base::failbit and leaves @a v unaltered. - * Sets err to ios_base::eofbit if the stream is emptied. - * - * @param in Start of input stream. - * @param end End of input stream. - * @param io Source of locale and flags. - * @param err Error flags to set. - * @param v Value to format and insert. - * @return Iterator after reading. - */ - iter_type - get(iter_type __in, iter_type __end, ios_base& __io, - ios_base::iostate& __err, void*& __v) const - { return this->do_get(__in, __end, __io, __err, __v); } - - protected: - /// Destructor. - virtual ~num_get() { } - - iter_type - _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&, - string&) const; - - template<typename _ValueT> - iter_type - _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&, - _ValueT&) const; - - template<typename _CharT2> - typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, int>::__type - _M_find(const _CharT2*, size_t __len, _CharT2 __c) const - { - int __ret = -1; - if (__len <= 10) - { - if (__c >= _CharT2('0') && __c < _CharT2(_CharT2('0') + __len)) - __ret = __c - _CharT2('0'); - } - else - { - if (__c >= _CharT2('0') && __c <= _CharT2('9')) - __ret = __c - _CharT2('0'); - else if (__c >= _CharT2('a') && __c <= _CharT2('f')) - __ret = 10 + (__c - _CharT2('a')); - else if (__c >= _CharT2('A') && __c <= _CharT2('F')) - __ret = 10 + (__c - _CharT2('A')); - } - return __ret; - } - - template<typename _CharT2> - typename __gnu_cxx::__enable_if<!__is_char<_CharT2>::__value, - int>::__type - _M_find(const _CharT2* __zero, size_t __len, _CharT2 __c) const - { - int __ret = -1; - const char_type* __q = char_traits<_CharT2>::find(__zero, __len, __c); - if (__q) - { - __ret = __q - __zero; - if (__ret > 15) - __ret -= 6; - } - return __ret; - } - - //@{ - /** - * @brief Numeric parsing. - * - * Parses the input stream into the variable @a v. This function is a - * hook for derived classes to change the value returned. @see get() - * for more details. - * - * @param in Start of input stream. - * @param end End of input stream. - * @param io Source of locale and flags. - * @param err Error flags to set. - * @param v Value to format and insert. - * @return Iterator after reading. - */ - virtual iter_type - do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const; - - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, long& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } - - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, unsigned short& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } - - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, unsigned int& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } - - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, unsigned long& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } - -#ifdef _GLIBCXX_USE_LONG_LONG - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, long long& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } - - virtual iter_type - do_get(iter_type __beg, iter_type __end, ios_base& __io, - ios_base::iostate& __err, unsigned long long& __v) const - { return _M_extract_int(__beg, __end, __io, __err, __v); } -#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; - - // XXX GLIBCXX_ABI Deprecated -#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ - virtual iter_type - __do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, - double&) const; -#else - virtual iter_type - do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, - long double&) const; -#endif - - virtual iter_type - do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, - void*&) const; - - // XXX GLIBCXX_ABI Deprecated -#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ - virtual iter_type - do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err, - long double&) const; -#endif - //@} - }; - - template<typename _CharT, typename _InIter> - locale::id num_get<_CharT, _InIter>::id; - - - /** - * @brief Facet for converting numbers to strings. - * - * This facet encapsulates the code to convert a number to a string. It is - * used by the ostream numeric insertion operators. - * - * The num_put template uses protected virtual functions to provide the - * actual results. The public accessors forward the call to the virtual - * functions. These virtual functions are hooks for developers to - * implement the behavior they require from the num_put facet. - */ - template<typename _CharT, typename _OutIter> - class num_put : public locale::facet - { - public: - // Types: - //@{ - /// Public typedefs - typedef _CharT char_type; - typedef _OutIter iter_type; - //@} - - /// Numpunct facet id. - static locale::id id; - - /** - * @brief Constructor performs initialization. - * - * This is the constructor provided by the standard. - * - * @param refs Passed to the base facet class. - */ - explicit - num_put(size_t __refs = 0) : facet(__refs) { } - - /** - * @brief Numeric formatting. - * - * Formats the boolean @a v and inserts it into a stream. It does so - * by calling num_put::do_put(). - * - * If ios_base::boolalpha is set, writes ctype<CharT>::truename() or - * ctype<CharT>::falsename(). Otherwise formats @a v as an int. - * - * @param s Stream to write to. - * @param io Source of locale and flags. - * @param fill Char_type to use for filling. - * @param v Value to format and insert. - * @return Iterator after writing. - */ - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const - { return this->do_put(__s, __f, __fill, __v); } - - //@{ - /** - * @brief Numeric formatting. - * - * Formats the integral value @a v and inserts it into a - * stream. It does so by calling num_put::do_put(). - * - * Formatting is affected by the flag settings in @a io. - * - * The basic format is affected by the value of io.flags() & - * ios_base::basefield. If equal to ios_base::oct, formats like the - * printf %o specifier. Else if equal to ios_base::hex, formats like - * %x or %X with ios_base::uppercase unset or set respectively. - * Otherwise, formats like %d, %ld, %lld for signed and %u, %lu, %llu - * for unsigned values. Note that if both oct and hex are set, neither - * will take effect. - * - * If ios_base::showpos is set, '+' is output before positive values. - * If ios_base::showbase is set, '0' precedes octal values (except 0) - * and '0[xX]' precedes hex values. - * - * Thousands separators are inserted according to numpunct::grouping() - * and numpunct::thousands_sep(). The decimal point character used is - * numpunct::decimal_point(). - * - * If io.width() is non-zero, enough @a fill characters are inserted to - * make the result at least that wide. If - * (io.flags() & ios_base::adjustfield) == ios_base::left, result is - * padded at the end. If ios_base::internal, then padding occurs - * immediately after either a '+' or '-' or after '0x' or '0X'. - * Otherwise, padding occurs at the beginning. - * - * @param s Stream to write to. - * @param io Source of locale and flags. - * @param fill Char_type to use for filling. - * @param v Value to format and insert. - * @return Iterator after writing. - */ - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, long __v) const - { return this->do_put(__s, __f, __fill, __v); } - - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, - unsigned long __v) const - { return this->do_put(__s, __f, __fill, __v); } - -#ifdef _GLIBCXX_USE_LONG_LONG - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, long long __v) const - { return this->do_put(__s, __f, __fill, __v); } - - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, - unsigned long long __v) const - { return this->do_put(__s, __f, __fill, __v); } -#endif - //@} - - //@{ - /** - * @brief Numeric formatting. - * - * Formats the floating point value @a v and inserts it into a stream. - * It does so by calling num_put::do_put(). - * - * Formatting is affected by the flag settings in @a io. - * - * The basic format is affected by the value of io.flags() & - * ios_base::floatfield. If equal to ios_base::fixed, formats like the - * printf %f specifier. Else if equal to ios_base::scientific, formats - * like %e or %E with ios_base::uppercase unset or set respectively. - * Otherwise, formats like %g or %G depending on uppercase. Note that - * if both fixed and scientific are set, the effect will also be like - * %g or %G. - * - * The output precision is given by io.precision(). This precision is - * capped at numeric_limits::digits10 + 2 (different for double and - * long double). The default precision is 6. - * - * If ios_base::showpos is set, '+' is output before positive values. - * If ios_base::showpoint is set, a decimal point will always be - * output. - * - * Thousands separators are inserted according to numpunct::grouping() - * and numpunct::thousands_sep(). The decimal point character used is - * numpunct::decimal_point(). - * - * If io.width() is non-zero, enough @a fill characters are inserted to - * make the result at least that wide. If - * (io.flags() & ios_base::adjustfield) == ios_base::left, result is - * padded at the end. If ios_base::internal, then padding occurs - * immediately after either a '+' or '-' or after '0x' or '0X'. - * Otherwise, padding occurs at the beginning. - * - * @param s Stream to write to. - * @param io Source of locale and flags. - * @param fill Char_type to use for filling. - * @param v Value to format and insert. - * @return Iterator after writing. - */ - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, double __v) const - { return this->do_put(__s, __f, __fill, __v); } - - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, - long double __v) const - { return this->do_put(__s, __f, __fill, __v); } - //@} - - /** - * @brief Numeric formatting. - * - * Formats the pointer value @a v and inserts it into a stream. It - * does so by calling num_put::do_put(). - * - * This function formats @a v as an unsigned long with ios_base::hex - * and ios_base::showbase set. - * - * @param s Stream to write to. - * @param io Source of locale and flags. - * @param fill Char_type to use for filling. - * @param v Value to format and insert. - * @return Iterator after writing. - */ - iter_type - put(iter_type __s, ios_base& __f, char_type __fill, - const void* __v) const - { return this->do_put(__s, __f, __fill, __v); } - - protected: - template<typename _ValueT> - iter_type - _M_insert_float(iter_type, ios_base& __io, char_type __fill, - char __mod, _ValueT __v) const; - - void - _M_group_float(const char* __grouping, size_t __grouping_size, - char_type __sep, const char_type* __p, char_type* __new, - char_type* __cs, int& __len) const; - - template<typename _ValueT> - iter_type - _M_insert_int(iter_type, ios_base& __io, char_type __fill, - _ValueT __v) const; - - void - _M_group_int(const char* __grouping, size_t __grouping_size, - char_type __sep, ios_base& __io, char_type* __new, - char_type* __cs, int& __len) const; - - void - _M_pad(char_type __fill, streamsize __w, ios_base& __io, - char_type* __new, const char_type* __cs, int& __len) const; - - /// Destructor. - virtual - ~num_put() { }; - - //@{ - /** - * @brief Numeric formatting. - * - * These functions do the work of formatting numeric values and - * inserting them into a stream. This function is a hook for derived - * classes to change the value returned. - * - * @param s Stream to write to. - * @param io Source of locale and flags. - * @param fill Char_type to use for filling. - * @param v Value to format and insert. - * @return Iterator after writing. - */ - virtual iter_type - do_put(iter_type, ios_base&, char_type __fill, bool __v) const; - - virtual iter_type - do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const - { return _M_insert_int(__s, __io, __fill, __v); } - - virtual iter_type - do_put(iter_type __s, ios_base& __io, char_type __fill, - unsigned long __v) const - { return _M_insert_int(__s, __io, __fill, __v); } - -#ifdef _GLIBCXX_USE_LONG_LONG - virtual iter_type - do_put(iter_type __s, ios_base& __io, char_type __fill, - long long __v) const - { return _M_insert_int(__s, __io, __fill, __v); } - - virtual iter_type - do_put(iter_type __s, ios_base& __io, char_type __fill, - unsigned long long __v) const - { return _M_insert_int(__s, __io, __fill, __v); } -#endif - - virtual iter_type - do_put(iter_type, ios_base&, char_type __fill, double __v) const; - - // XXX GLIBCXX_ABI Deprecated -#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ - virtual iter_type - __do_put(iter_type, ios_base&, char_type __fill, double __v) const; -#else - virtual iter_type - do_put(iter_type, ios_base&, char_type __fill, long double __v) const; -#endif - - virtual iter_type - do_put(iter_type, ios_base&, char_type __fill, const void* __v) const; - - // XXX GLIBCXX_ABI Deprecated -#if defined _GLIBCXX_LONG_DOUBLE_COMPAT && defined __LONG_DOUBLE_128__ - virtual iter_type - do_put(iter_type, ios_base&, char_type __fill, long double __v) const; -#endif - //@} - }; - - template <typename _CharT, typename _OutIter> - locale::id num_put<_CharT, _OutIter>::id; - -_GLIBCXX_END_LDBL_NAMESPACE - - // 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. - - /// Convenience interface to ctype.is(ctype_base::space, __c). - template<typename _CharT> - inline bool - isspace(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); } - - /// Convenience interface to ctype.is(ctype_base::print, __c). - template<typename _CharT> - inline bool - isprint(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); } - - /// Convenience interface to ctype.is(ctype_base::cntrl, __c). - template<typename _CharT> - inline bool - iscntrl(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); } - - /// Convenience interface to ctype.is(ctype_base::upper, __c). - template<typename _CharT> - inline bool - isupper(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); } - - /// Convenience interface to ctype.is(ctype_base::lower, __c). - template<typename _CharT> - inline bool - islower(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); } - - /// Convenience interface to ctype.is(ctype_base::alpha, __c). - template<typename _CharT> - inline bool - isalpha(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); } - - /// Convenience interface to ctype.is(ctype_base::digit, __c). - template<typename _CharT> - inline bool - isdigit(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); } - - /// Convenience interface to ctype.is(ctype_base::punct, __c). - template<typename _CharT> - inline bool - ispunct(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); } - - /// Convenience interface to ctype.is(ctype_base::xdigit, __c). - template<typename _CharT> - inline bool - isxdigit(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); } - - /// Convenience interface to ctype.is(ctype_base::alnum, __c). - template<typename _CharT> - inline bool - isalnum(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); } - - /// Convenience interface to ctype.is(ctype_base::graph, __c). - template<typename _CharT> - inline bool - isgraph(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); } - - /// Convenience interface to ctype.toupper(__c). - template<typename _CharT> - inline _CharT - toupper(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).toupper(__c); } - - /// Convenience interface to ctype.tolower(__c). - template<typename _CharT> - inline _CharT - tolower(_CharT __c, const locale& __loc) - { return use_facet<ctype<_CharT> >(__loc).tolower(__c); } - -_GLIBCXX_END_NAMESPACE - -#ifndef _GLIBCXX_EXPORT_TEMPLATE -# include <bits/locale_facets.tcc> -#endif - -#endif |