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gcc/libstdc++-v3/include/bits/locale_facets.h
Benjamin Kosnik 655d78212b stl_algo.h: Enums as _S_. 
2003-05-06  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/stl_algo.h: Enums as _S_.
	* include/bits/stl_tree.h: Same.
	* include/bits/stl_bvector.h: Same.
	* include/bits/ios_base.h: Same.
	* include/bits/stl_alloc.h: Same.
	* include/ext/stl_hashtable.h: Same.
	* src/ios.cc: And here.

	* include/std/std_sstream.h: Replace _M_really_sync to _M_sync.
	* include/bits/sstream.tcc: Same.

        * include/bits/basic_ios.h: Correct spacing for '< ctype'.

	* include/bits/locale_facets.tcc: Replace __temp to __tmp.

	* include/bits/locale_facets.h (__num_base): Remove protected.
	Use _S_[io]* names for enumerations.
	(_S_format_int): Remove.
	* include/bits/locale_facets.tcc: Same.
	* src/locale.cc: Same.

	* include/std/std_sstream.h (stringbuf::str): Tweak formatting.

From-SVN: r66552
2003-05-07 05:01:59 +00:00

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// Locale support -*- C++ -*-
// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
// 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
//
/** @file locale_facets.h
* This is an internal header file, included by other library headers.
* You should not attempt to use it directly.
*/
#ifndef _CPP_BITS_LOCFACETS_H
#define _CPP_BITS_LOCFACETS_H 1
#pragma GCC system_header
#include <ctime> // For struct tm
#include <cwctype> // For wctype_t
#include <iosfwd>
#include <bits/ios_base.h> // For ios_base, ios_base::iostate
#include <streambuf>
namespace std
{
// NB: Don't instantiate required wchar_t facets if no wchar_t support.
#ifdef _GLIBCPP_USE_WCHAR_T
# define _GLIBCPP_NUM_FACETS 28
#else
# define _GLIBCPP_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, int __base = 10);
// Explicit specializations for required types.
template<>
void
__convert_to_v(const char*, long&, ios_base::iostate&,
const __c_locale&, int);
template<>
void
__convert_to_v(const char*, unsigned long&, ios_base::iostate&,
const __c_locale&, int);
#ifdef _GLIBCPP_USE_LONG_LONG
template<>
void
__convert_to_v(const char*, long long&, ios_base::iostate&,
const __c_locale&, int);
template<>
void
__convert_to_v(const char*, unsigned long long&, ios_base::iostate&,
const __c_locale&, int);
#endif
template<>
void
__convert_to_v(const char*, float&, ios_base::iostate&,
const __c_locale&, int);
template<>
void
__convert_to_v(const char*, double&, ios_base::iostate&,
const __c_locale&, int);
template<>
void
__convert_to_v(const char*, long double&, ios_base::iostate&,
const __c_locale&, int);
// 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, const streamsize __newlen,
const streamsize __oldlen, const bool __num);
};
// Used by both numeric and monetary facets.
// Check to make sure that the __grouping_tmp string constructed in
// money_get or num_get matches the canonical grouping for a given
// locale.
// __grouping_tmp is parsed L to R
// 1,222,444 == __grouping_tmp of "\1\3\3"
// __grouping is parsed R to L
// 1,222,444 == __grouping of "\3" == "\3\3\3"
template<typename _CharT>
bool
__verify_grouping(const basic_string<_CharT>& __grouping,
basic_string<_CharT>& __grouping_tmp);
// 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 __gbeg != __gend.
template<typename _CharT>
_CharT*
__add_grouping(_CharT* __s, _CharT __sep,
const char* __gbeg, const char* __gend,
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.
#include <bits/ctype_base.h>
// 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;
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.
template<>
class ctype<char> : public __ctype_abstract_base<char>
{
public:
// Types:
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;
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);
explicit
ctype(__c_locale __cloc, 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:
const mask*
table() const throw()
{ return _M_table; }
static const mask*
classic_table() throw();
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<char>&
use_facet<ctype<char> >(const locale& __loc);
#ifdef _GLIBCPP_USE_WCHAR_T
// 22.2.1.3 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;
protected:
__c_locale _M_c_locale_ctype;
public:
// Data Members:
static locale::id id;
explicit
ctype(size_t __refs = 0);
explicit
ctype(__c_locale __cloc, 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 and configuration 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* __s, size_t __refs = 0);
protected:
virtual
~ctype_byname() { };
};
// 22.2.1.4 Class ctype_byname specializations.
template<>
ctype_byname<char>::ctype_byname(const char*, size_t refs);
template<>
ctype_byname<wchar_t>::ctype_byname(const char*, size_t refs);
// 22.2.1.5 Template class codecvt
#include <bits/codecvt.h>
// 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.
// "0123456789eEabcdfABCDF"
static const char* _S_atoms_in;
enum
{
_S_izero,
_S_ie = _S_izero + 10,
_S_iE = _S_izero + 11,
_S_iend = 21 + 1
};
// 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>
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;
const char* _M_grouping;
const char_type* _M_truename;
const char_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 this->do_decimal_point(); }
char_type
thousands_sep() const
{ return this->do_thousands_sep(); }
string
grouping() const
{ return this->do_grouping(); }
string_type
truename() const
{ return this->do_truename(); }
string_type
falsename() const
{ return this->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<>
numpunct<char>::~numpunct();
template<>
void
numpunct<char>::_M_initialize_numpunct(__c_locale __cloc);
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
numpunct<wchar_t>::~numpunct();
template<>
void
numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc);
#endif
template<typename _CharT>
class numpunct_byname : public numpunct<_CharT>
{
// Data Member.
__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, typename _InIter>
class num_get : public locale::facet, public __num_base
{
public:
// Types:
typedef _CharT char_type;
typedef _InIter iter_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 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& __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 _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 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
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); }
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:
virtual ~num_get() { }
iter_type
_M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&,
string& __xtrc) const;
iter_type
_M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
string& __xtrc, int& __base) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, long&) const;
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,
long long&) const;
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;
#if 0
// Partial specialization for istreambuf_iterator, so can use traits_type.
template<typename _CharT>
class num_get<_CharT, istreambuf_iterator<_CharT> >;
iter_type
_M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&,
string& __xtrc) const;
iter_type
_M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
string& __xtrc, int& __base) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
#endif
template<typename _CharT, typename _OutIter>
class num_put : public locale::facet, public __num_base
{
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 this->do_put(__s, __f, __fill, __v); }
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 _GLIBCPP_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
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); }
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_convert_float(iter_type, ios_base& __io, char_type __fill,
char __mod, _ValueT __v) const;
void
_M_group_float(const string& __grouping, char_type __sep,
const char_type* __p, char_type* __new, char_type* __cs,
int& __len) const;
template<typename _ValueT>
iter_type
_M_convert_int(iter_type, ios_base& __io, char_type __fill,
_ValueT __v) const;
void
_M_group_int(const string& __grouping, 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;
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;
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, long long __v) const;
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 collate : public locale::facet
{
public:
// Types:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
protected:
// Underlying "C" library locale information saved from
// initialization, needed by collate_byname as well.
__c_locale _M_c_locale_collate;
public:
static locale::id id;
explicit
collate(size_t __refs = 0)
: locale::facet(__refs)
{ _M_c_locale_collate = _S_c_locale; }
explicit
collate(__c_locale __cloc, size_t __refs = 0)
: locale::facet(__refs)
{ _M_c_locale_collate = _S_clone_c_locale(__cloc); }
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); }
// Used to abstract out _CharT bits in virtual member functions, below.
int
_M_compare(const _CharT*, const _CharT*) const;
size_t
_M_transform(_CharT*, const _CharT*, size_t) const;
protected:
virtual
~collate()
{ _S_destroy_c_locale(_M_c_locale_collate); }
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;
// Specializations.
template<>
int
collate<char>::_M_compare(const char*, const char*) const;
template<>
size_t
collate<char>::_M_transform(char*, const char*, size_t) const;
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
int
collate<wchar_t>::_M_compare(const wchar_t*, const wchar_t*) const;
template<>
size_t
collate<wchar_t>::_M_transform(wchar_t*, const wchar_t*, size_t) const;
#endif
template<typename _CharT>
class collate_byname : public collate<_CharT>
{
public:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
explicit
collate_byname(const char* __s, size_t __refs = 0)
: collate<_CharT>(__refs)
{
_S_destroy_c_locale(this->_M_c_locale_collate);
_S_create_c_locale(this->_M_c_locale_collate, __s);
}
protected:
virtual
~collate_byname() { }
};
class time_base
{
public:
enum dateorder { no_order, dmy, mdy, ymd, ydm };
};
template<typename _CharT>
class __timepunct : public locale::facet
{
public:
// Types:
typedef _CharT __char_type;
typedef basic_string<_CharT> __string_type;
static locale::id id;
// List of all known timezones, with GMT first.
static const _CharT* _S_timezones[14];
protected:
__c_locale _M_c_locale_timepunct;
char* _M_name_timepunct;
const _CharT* _M_date_format;
const _CharT* _M_date_era_format;
const _CharT* _M_time_format;
const _CharT* _M_time_era_format;
const _CharT* _M_date_time_format;
const _CharT* _M_date_time_era_format;
const _CharT* _M_am;
const _CharT* _M_pm;
const _CharT* _M_am_pm_format;
// Day names, starting with "C"'s Sunday.
const _CharT* _M_day1;
const _CharT* _M_day2;
const _CharT* _M_day3;
const _CharT* _M_day4;
const _CharT* _M_day5;
const _CharT* _M_day6;
const _CharT* _M_day7;
// Abbreviated day names, starting with "C"'s Sun.
const _CharT* _M_day_a1;
const _CharT* _M_day_a2;
const _CharT* _M_day_a3;
const _CharT* _M_day_a4;
const _CharT* _M_day_a5;
const _CharT* _M_day_a6;
const _CharT* _M_day_a7;
// Month names, starting with "C"'s January.
const _CharT* _M_month01;
const _CharT* _M_month02;
const _CharT* _M_month03;
const _CharT* _M_month04;
const _CharT* _M_month05;
const _CharT* _M_month06;
const _CharT* _M_month07;
const _CharT* _M_month08;
const _CharT* _M_month09;
const _CharT* _M_month10;
const _CharT* _M_month11;
const _CharT* _M_month12;
// Abbreviated month names, starting with "C"'s Jan.
const _CharT* _M_month_a01;
const _CharT* _M_month_a02;
const _CharT* _M_month_a03;
const _CharT* _M_month_a04;
const _CharT* _M_month_a05;
const _CharT* _M_month_a06;
const _CharT* _M_month_a07;
const _CharT* _M_month_a08;
const _CharT* _M_month_a09;
const _CharT* _M_month_a10;
const _CharT* _M_month_a11;
const _CharT* _M_month_a12;
public:
explicit
__timepunct(size_t __refs = 0);
explicit
__timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0);
void
_M_put(_CharT* __s, size_t __maxlen, const _CharT* __format,
const tm* __tm) const;
void
_M_date_formats(const _CharT** __date) const
{
// Always have default first.
__date[0] = _M_date_format;
__date[1] = _M_date_era_format;
}
void
_M_time_formats(const _CharT** __time) const
{
// Always have default first.
__time[0] = _M_time_format;
__time[1] = _M_time_era_format;
}
void
_M_ampm(const _CharT** __ampm) const
{
__ampm[0] = _M_am;
__ampm[1] = _M_pm;
}
void
_M_date_time_formats(const _CharT** __dt) const
{
// Always have default first.
__dt[0] = _M_date_time_format;
__dt[1] = _M_date_time_era_format;
}
void
_M_days(const _CharT** __days) const
{
__days[0] = _M_day1;
__days[1] = _M_day2;
__days[2] = _M_day3;
__days[3] = _M_day4;
__days[4] = _M_day5;
__days[5] = _M_day6;
__days[6] = _M_day7;
}
void
_M_days_abbreviated(const _CharT** __days) const
{
__days[0] = _M_day_a1;
__days[1] = _M_day_a2;
__days[2] = _M_day_a3;
__days[3] = _M_day_a4;
__days[4] = _M_day_a5;
__days[5] = _M_day_a6;
__days[6] = _M_day_a7;
}
void
_M_months(const _CharT** __months) const
{
__months[0] = _M_month01;
__months[1] = _M_month02;
__months[2] = _M_month03;
__months[3] = _M_month04;
__months[4] = _M_month05;
__months[5] = _M_month06;
__months[6] = _M_month07;
__months[7] = _M_month08;
__months[8] = _M_month09;
__months[9] = _M_month10;
__months[10] = _M_month11;
__months[11] = _M_month12;
}
void
_M_months_abbreviated(const _CharT** __months) const
{
__months[0] = _M_month_a01;
__months[1] = _M_month_a02;
__months[2] = _M_month_a03;
__months[3] = _M_month_a04;
__months[4] = _M_month_a05;
__months[5] = _M_month_a06;
__months[6] = _M_month_a07;
__months[7] = _M_month_a08;
__months[8] = _M_month_a09;
__months[9] = _M_month_a10;
__months[10] = _M_month_a11;
__months[11] = _M_month_a12;
}
protected:
virtual
~__timepunct();
// For use at construction time only.
void
_M_initialize_timepunct(__c_locale __cloc = NULL);
};
template<typename _CharT>
locale::id __timepunct<_CharT>::id;
// Specializations.
template<>
const char*
__timepunct<char>::_S_timezones[14];
template<>
void
__timepunct<char>::_M_initialize_timepunct(__c_locale __cloc);
template<>
void
__timepunct<char>::_M_put(char*, size_t, const char*, const tm*) const;
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
const wchar_t*
__timepunct<wchar_t>::_S_timezones[14];
template<>
void
__timepunct<wchar_t>::_M_initialize_timepunct(__c_locale __cloc);
template<>
void
__timepunct<wchar_t>::_M_put(wchar_t*, size_t, const wchar_t*,
const tm*) const;
#endif
// Generic.
template<typename _CharT>
const _CharT* __timepunct<_CharT>::_S_timezones[14];
// Include host and configuration specific timepunct functions.
#include <bits/time_members.h>
template<typename _CharT, typename _InIter>
class time_get : public locale::facet, public time_base
{
public:
// Types:
typedef _CharT char_type;
typedef _InIter iter_type;
typedef basic_string<_CharT> __string_type;
static locale::id id;
explicit
time_get(size_t __refs = 0)
: locale::facet (__refs) { }
dateorder
date_order() const
{ return this->do_date_order(); }
iter_type
get_time(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{ return this->do_get_time(__beg, __end, __io, __err, __tm); }
iter_type
get_date(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{ return this->do_get_date(__beg, __end, __io, __err, __tm); }
iter_type
get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{ return this->do_get_weekday(__beg, __end, __io, __err, __tm); }
iter_type
get_monthname(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{ return this->do_get_monthname(__beg, __end, __io, __err, __tm); }
iter_type
get_year(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{ return this->do_get_year(__beg, __end, __io, __err, __tm); }
protected:
virtual
~time_get() { }
virtual dateorder
do_date_order() const;
virtual iter_type
do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type
do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type
do_get_weekday(iter_type __beg, iter_type __end, ios_base&,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type
do_get_monthname(iter_type __beg, iter_type __end, ios_base&,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type
do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const;
// Extract numeric component of length __len.
void
_M_extract_num(iter_type& __beg, iter_type& __end, int& __member,
int __min, int __max, size_t __len,
const ctype<_CharT>& __ctype,
ios_base::iostate& __err) const;
// Extract day or month name, or any unique array of string
// literals in a const _CharT* array.
void
_M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
const _CharT** __names, size_t __indexlen,
ios_base::iostate& __err) const;
// Extract on a component-by-component basis, via __format argument.
void
_M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm,
const _CharT* __format) const;
};
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:
// Types:
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:
// Types:
typedef _CharT char_type;
typedef _OutIter iter_type;
static locale::id id;
explicit
time_put(size_t __refs = 0)
: locale::facet(__refs) { }
iter_type
put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
const _CharT* __beg, const _CharT* __end) const;
iter_type
put(iter_type __s, ios_base& __io, char_type __fill,
const tm* __tm, char __format, char __mod = 0) const
{ return this->do_put(__s, __io, __fill, __tm, __format, __mod); }
protected:
virtual
~time_put()
{ }
virtual iter_type
do_put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
char __format, char __mod) const;
};
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:
// Types:
typedef _CharT char_type;
typedef _OutIter iter_type;
explicit
time_put_byname(const char* /*__s*/, size_t __refs = 0)
: time_put<_CharT, _OutIter>(__refs)
{ };
protected:
virtual
~time_put_byname() { }
};
class money_base
{
public:
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 __precedes, 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:
const char* _M_grouping;
char_type _M_decimal_point;
char_type _M_thousands_sep;
const char_type* _M_curr_symbol;
const char_type* _M_positive_sign;
const char_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, const char* __s, size_t __refs = 0)
: locale::facet(__refs)
{ _M_initialize_moneypunct(__cloc, __s); }
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,
const char* __name = NULL);
};
template<typename _CharT, bool _Intl>
locale::id moneypunct<_CharT, _Intl>::id;
template<typename _CharT, bool _Intl>
const bool moneypunct<_CharT, _Intl>::intl;
template<>
moneypunct<char, true>::~moneypunct();
template<>
moneypunct<char, false>::~moneypunct();
template<>
void
moneypunct<char, true>::_M_initialize_moneypunct(__c_locale, const char*);
template<>
void
moneypunct<char, false>::_M_initialize_moneypunct(__c_locale, const char*);
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
moneypunct<wchar_t, true>::~moneypunct();
template<>
moneypunct<wchar_t, false>::~moneypunct();
template<>
void
moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale,
const char*);
template<>
void
moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale,
const char*);
#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;
template<typename _CharT, typename _InIter>
class money_get : public locale::facet
{
public:
// Types:
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& __io,
ios_base::iostate& __err, long double& __units) const
{ return this->do_get(__s, __end, __intl, __io, __err, __units); }
iter_type
get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
ios_base::iostate& __err, string_type& __digits) const
{ return this->do_get(__s, __end, __intl, __io, __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;
virtual iter_type
do_get(iter_type __s, iter_type __end, bool __intl, ios_base& __io,
ios_base::iostate& __err, string_type& __digits) const;
};
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& __io,
char_type __fill, long double __units) const
{ return this->do_put(__s, __intl, __io, __fill, __units); }
iter_type
put(iter_type __s, bool __intl, ios_base& __io,
char_type __fill, const string_type& __digits) const
{ return this->do_put(__s, __intl, __io, __fill, __digits); }
protected:
virtual
~money_put() { }
virtual iter_type
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
long double __units) const;
virtual iter_type
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
const string_type& __digits) const;
};
template<typename _CharT, typename _OutIter>
locale::id money_put<_CharT, _OutIter>::id;
struct messages_base
{
typedef int catalog;
};
template<typename _CharT>
class messages : public locale::facet, public messages_base
{
public:
// Types:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
protected:
// Underlying "C" library locale information saved from
// initialization, needed by messages_byname as well.
__c_locale _M_c_locale_messages;
char* _M_name_messages;
public:
static locale::id id;
explicit
messages(size_t __refs = 0);
// Non-standard.
explicit
messages(__c_locale __cloc, const char* __s, size_t __refs = 0);
catalog
open(const basic_string<char>& __s, const locale& __loc) const
{ return this->do_open(__s, __loc); }
// Non-standard and unorthodox, yet effective.
catalog
open(const basic_string<char>&, const locale&, const char*) const;
string_type
get(catalog __c, int __set, int __msgid, const string_type& __s) const
{ return this->do_get(__c, __set, __msgid, __s); }
void
close(catalog __c) const
{ return this->do_close(__c); }
protected:
virtual
~messages();
virtual catalog
do_open(const basic_string<char>&, const locale&) const;
virtual string_type
do_get(catalog, int, int, const string_type& __dfault) const;
virtual void
do_close(catalog) const;
// Returns a locale and codeset-converted string, given a char* message.
char*
_M_convert_to_char(const string_type& __msg) const
{
// XXX
return reinterpret_cast<char*>(const_cast<_CharT*>(__msg.c_str()));
}
// Returns a locale and codeset-converted string, given a char* message.
string_type
_M_convert_from_char(char* __msg) const
{
// Length of message string without terminating null.
size_t __len = char_traits<char>::length(__msg) - 1;
// "everybody can easily convert the string using
// mbsrtowcs/wcsrtombs or with iconv()"
#if 0
// Convert char* to _CharT in locale used to open catalog.
// XXX need additional template parameter on messages class for this..
// typedef typename codecvt<char, _CharT, _StateT> __codecvt_type;
typedef typename codecvt<char, _CharT, mbstate_t> __codecvt_type;
__codecvt_type::state_type __state;
// XXX may need to initialize state.
//initialize_state(__state._M_init());
char* __from_next;
// XXX what size for this string?
_CharT* __to = static_cast<_CharT*>(__builtin_alloca(__len + 1));
const __codecvt_type& __cvt = use_facet<__codecvt_type>(_M_locale_conv);
__cvt.out(__state, __msg, __msg + __len, __from_next,
__to, __to + __len + 1, __to_next);
return string_type(__to);
#endif
#if 0
typedef ctype<_CharT> __ctype_type;
// const __ctype_type& __cvt = use_facet<__ctype_type>(_M_locale_msg);
const __ctype_type& __cvt = use_facet<__ctype_type>(locale());
// XXX Again, proper length of converted string an issue here.
// For now, assume the converted length is not larger.
_CharT* __dest = static_cast<_CharT*>(__builtin_alloca(__len + 1));
__cvt.widen(__msg, __msg + __len, __dest);
return basic_string<_CharT>(__dest);
#endif
return string_type();
}
};
template<typename _CharT>
locale::id messages<_CharT>::id;
// Specializations for required instantiations.
template<>
string
messages<char>::do_get(catalog, int, int, const string&) const;
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
wstring
messages<wchar_t>::do_get(catalog, int, int, const wstring&) const;
#endif
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* __s, size_t __refs = 0);
protected:
virtual
~messages_byname()
{ }
};
// Include host and configuration specific messages functions.
#include <bits/messages_members.h>
// 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); }
// __locale_cache holds the information extracted from the
// numpunct<> and moneypunct<> facets in a form optimized for
// parsing and formatting. It is stored as an
// auto_ptr<__locale_cache_base> member of ios_base and directly
// accessed via a casting to the derived __locale_cache<_CharT> in
// parameterized facets.
// The intent twofold: to avoid the costs of creating a locale
// object and to avoid calling the virtual functions in a locale's
// facet to look up data.
class __locale_cache_base
{
public:
virtual
~__locale_cache_base() { }
};
template<typename _CharT>
class __locale_cache : public __locale_cache_base
{
// Types:
typedef _CharT char_type;
typedef char_traits<_CharT> traits_type;
typedef basic_string<_CharT> string_type;
public:
// Data Members:
// A list of valid numeric literals: for 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_literals[__num_base::_S_oend];
// The sign used to separate decimal values: for standard US
// locales, this would usually be: "." Abstracted from
// numpunct::decimal_point().
_CharT _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().
_CharT _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;
__locale_cache() : _M_use_grouping(false)
{ };
__locale_cache&
operator=(const __locale_cache& __lc);
// Make sure the cache is built before the first use.
void
_M_init(const locale&);
};
} // namespace std
#endif
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