gcc/libstdc++-v3/include/bits/locale_facets.h
Benjamin Kosnik e08138aae3 Implement std::time_put.
2001-09-19  Benjamin Kosnik  <bkoz@redhat.com>

	Implement std::time_put.
	* include/bits/locale_facets.h: Include time_members.h.
	(__timepunct): New.
	(time_put): Implement.
	* include/bits/locale_facets.tcc (do_put): Put generic versions here.
	* include/bits/localefwd.h: Bump number of facets.
	* config/locale/time_members_generic.h: New file.
	* config/locale/time_members_gnu.h: New file.
	* config/locale/c_locale_generic.h: Include clocale.
	* src/locale-inst.cc: Add use_facet instantiations for __timepunct.
	* src/locale.cc: Add __timepunct initializations.
	* src/localename.cc (locale::_Impl::_Impl(string, size_t)): Same.
	* include/Makefile.am (stamp-target): Add time_members.h.
	* include/Makefile.in: Regenerate.
	* acinclude.m4 (GLIBCPP_ENABLE_CLOCALE): Add CTIME_H.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* testsuite/22_locale/time_put.cc: New file.
	* testsuite/22_locale/time_put_members_char.cc: New file.

	* docs/html/22_locale/locale.html: Add note.

From-SVN: r45702
2001-09-20 08:30:01 +00:00

1755 lines
48 KiB
C++

// Locale support -*- C++ -*-
// Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
//
// ISO C++ 14882: 22.1 Locales
//
// Warning: this file is not meant for user inclusion. Use <locale>.
#ifndef _CPP_BITS_LOCFACETS_H
#define _CPP_BITS_LOCFACETS_H 1
#pragma GCC system_header
#include <bits/std_ctime.h> // For struct tm
#include <bits/std_ios.h> // For ios_base
#ifdef _GLIBCPP_USE_WCHAR_T
# include <bits/std_cwctype.h> // For wctype_t
#endif
namespace std
{
// 22.2.1.1 Template class ctype
// Include host and configuration specific ctype enums for ctype_base.
#include <bits/ctype_base.h>
// __ctype_abstract_base is the common base for ctype<_CharT>.
template<typename _CharT>
class __ctype_abstract_base : public locale::facet, public ctype_base
{
public:
// Types:
typedef _CharT char_type;
bool
is(mask __m, char_type __c) const
{ return this->do_is(__m, __c); }
const char_type*
is(const char_type *__lo, const char_type *__hi, mask *__vec) const
{ return this->do_is(__lo, __hi, __vec); }
const char_type*
scan_is(mask __m, const char_type* __lo, const char_type* __hi) const
{ return this->do_scan_is(__m, __lo, __hi); }
const char_type*
scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
{ return this->do_scan_not(__m, __lo, __hi); }
char_type
toupper(char_type __c) const
{ return this->do_toupper(__c); }
const char_type*
toupper(char_type *__lo, const char_type* __hi) const
{ return this->do_toupper(__lo, __hi); }
char_type
tolower(char_type __c) const
{ return this->do_tolower(__c); }
const char_type*
tolower(char_type* __lo, const char_type* __hi) const
{ return this->do_tolower(__lo, __hi); }
char_type
widen(char __c) const
{ return this->do_widen(__c); }
const char*
widen(const char* __lo, const char* __hi, char_type* __to) const
{ return this->do_widen(__lo, __hi, __to); }
char
narrow(char_type __c, char __dfault) const
{ return this->do_narrow(__c, __dfault); }
const char_type*
narrow(const char_type* __lo, const char_type* __hi,
char __dfault, char *__to) const
{ return this->do_narrow(__lo, __hi, __dfault, __to); }
protected:
explicit
__ctype_abstract_base(size_t __refs = 0): locale::facet(__refs) { }
virtual
~__ctype_abstract_base() { }
virtual bool
do_is(mask __m, char_type __c) const = 0;
virtual const char_type*
do_is(const char_type* __lo, const char_type* __hi,
mask* __vec) const = 0;
virtual const char_type*
do_scan_is(mask __m, const char_type* __lo,
const char_type* __hi) const = 0;
virtual const char_type*
do_scan_not(mask __m, const char_type* __lo,
const char_type* __hi) const = 0;
virtual char_type
do_toupper(char_type) const = 0;
virtual const char_type*
do_toupper(char_type* __lo, const char_type* __hi) const = 0;
virtual char_type
do_tolower(char_type) const = 0;
virtual const char_type*
do_tolower(char_type* __lo, const char_type* __hi) const = 0;
virtual char_type
do_widen(char) const = 0;
virtual const char*
do_widen(const char* __lo, const char* __hi,
char_type* __dest) const = 0;
virtual char
do_narrow(char_type, char __dfault) const = 0;
virtual const char_type*
do_narrow(const char_type* __lo, const char_type* __hi,
char __dfault, char* __dest) const = 0;
};
// NB: Generic, mostly useless implementation.
template<typename _CharT>
class ctype : public __ctype_abstract_base<_CharT>
{
public:
// Types:
typedef _CharT char_type;
typedef typename ctype::mask mask;
explicit
ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { }
static locale::id id;
protected:
virtual
~ctype() { }
virtual bool
do_is(mask __m, char_type __c) const
{ return false; }
virtual const char_type*
do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const
{ return __hi; }
virtual const char_type*
do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const
{ return __hi; }
virtual const char_type*
do_scan_not(mask __m, const char_type* __lo,
const char_type* __hi) const
{ return __hi; }
virtual char_type
do_toupper(char_type __c) const
{ return __c; }
virtual const char_type*
do_toupper(char_type* __lo, const char_type* __hi) const
{ return __hi; }
virtual char_type
do_tolower(char_type __c) const
{ return __c; }
virtual const char_type*
do_tolower(char_type* __lo, const char_type* __hi) const
{ return __hi; }
virtual char_type
do_widen(char __c) const
{ return char_type(); }
virtual const char*
do_widen(const char* __lo, const char* __hi, char_type* __dest) const
{ return __hi; }
virtual char
do_narrow(char_type, char __dfault) const
{ return __dfault; }
virtual const char_type*
do_narrow(const char_type* __lo, const char_type* __hi,
char __dfault, char* __dest) const
{ return __hi; }
};
template<typename _CharT>
locale::id ctype<_CharT>::id;
// 22.2.1.3 ctype specializations
template<>
class ctype<char> : public __ctype_abstract_base<char>
{
public:
// Types:
typedef char char_type;
private:
// Data Members:
bool _M_del;
__to_type const& _M_toupper;
__to_type const& _M_tolower;
const mask* const& _M_ctable;
const mask* _M_table;
public:
static locale::id id;
static const size_t table_size = 1 + static_cast<unsigned char>(-1);
explicit
ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0);
inline bool
is(mask __m, char __c) const;
inline const char*
is(const char* __lo, const char* __hi, mask* __vec) const;
inline const char*
scan_is(mask __m, const char* __lo, const char* __hi) const;
inline const char*
scan_not(mask __m, const char* __lo, const char* __hi) const;
protected:
virtual
~ctype();
const mask*
table() const throw()
{ return _M_table; }
const mask*
classic_table() throw()
{ return _M_ctable; }
virtual bool
do_is(mask __m, char_type __c) const;
virtual const char_type*
do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
virtual const char_type*
do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
virtual const char_type*
do_scan_not(mask __m, const char_type* __lo,
const char_type* __hi) const;
virtual char_type
do_toupper(char_type) const;
virtual const char_type*
do_toupper(char_type* __lo, const char_type* __hi) const;
virtual char_type
do_tolower(char_type) const;
virtual const char_type*
do_tolower(char_type* __lo, const char_type* __hi) const;
virtual char_type
do_widen(char) const;
virtual const char*
do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
virtual char
do_narrow(char_type, char __dfault) const;
virtual const char_type*
do_narrow(const char_type* __lo, const char_type* __hi,
char __dfault, char* __dest) const;
};
template<>
const ctype<char>&
use_facet<ctype<char> >(const locale& __loc);
#ifdef _GLIBCPP_USE_WCHAR_T
// ctype<wchar_t> specialization
template<>
class ctype<wchar_t> : public __ctype_abstract_base<wchar_t>
{
public:
// Types:
typedef wchar_t char_type;
typedef wctype_t __wmask_type;
// Data Members:
static locale::id id;
explicit
ctype(size_t __refs = 0);
protected:
__wmask_type
_M_convert_to_wmask(const mask __m) const;
virtual
~ctype();
virtual bool
do_is(mask __m, char_type __c) const;
virtual const char_type*
do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
virtual const char_type*
do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
virtual const char_type*
do_scan_not(mask __m, const char_type* __lo,
const char_type* __hi) const;
virtual char_type
do_toupper(char_type) const;
virtual const char_type*
do_toupper(char_type* __lo, const char_type* __hi) const;
virtual char_type
do_tolower(char_type) const;
virtual const char_type*
do_tolower(char_type* __lo, const char_type* __hi) const;
virtual char_type
do_widen(char) const;
virtual const char*
do_widen(const char* __lo, const char* __hi, char_type* __dest) const;
virtual char
do_narrow(char_type, char __dfault) const;
virtual const char_type*
do_narrow(const char_type* __lo, const char_type* __hi,
char __dfault, char* __dest) const;
};
template<>
const ctype<wchar_t>&
use_facet<ctype<wchar_t> >(const locale& __loc);
#endif //_GLIBCPP_USE_WCHAR_T
// Include host 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*, size_t __refs = 0);
protected:
virtual
~ctype_byname() { }
};
// 22.2.1.4 Class ctype_byname specialization
template<>
ctype_byname<char>::ctype_byname(const char*, size_t refs);
// 22.2.1.5 Template class codecvt
#include <bits/codecvt.h>
template<typename _CharT, typename _InIter>
class _Numeric_get; // forward
// _Format_cache holds the information extracted from the numpunct<>
// and moneypunct<> facets in a form optimized for parsing and
// formatting. It is stored via a void* pointer in the pword()
// array of an iosbase object passed to the _get and _put facets.
// NB: contains no user-serviceable parts.
template<typename _CharT>
class _Format_cache
{
public:
// Types:
typedef _CharT char_type;
typedef char_traits<_CharT> traits_type;
typedef basic_string<_CharT> string_type;
typedef typename string_type::size_type size_type;
// Forward decls and Friends:
friend class locale;
template<typename _Char, typename _InIter>
friend class _Numeric_get;
friend class num_get<_CharT>;
friend class num_put<_CharT>;
friend class time_get<_CharT>;
friend class money_get<_CharT>;
friend class time_put<_CharT>;
friend class money_put<_CharT>;
// Data Members:
// ios_base::pword() reserved cell
static int _S_pword_ix;
// True iff data members are consistent with the current locale,
// ie imbue sets this to false.
bool _M_valid;
// A list of valid numeric literals: for the standard "C" locale,
// this would usually be: "-+xX0123456789abcdef0123456789ABCDEF"
static const char _S_literals[];
// NB: Code depends on the order of definitions of the names
// these are indices into _S_literals, above.
// This string is formatted for putting, not getting. (output, not input)
enum
{
_S_minus,
_S_plus,
_S_x,
_S_X,
_S_digits,
_S_digits_end = _S_digits + 16,
_S_udigits = _S_digits_end,
_S_udigits_end = _S_udigits + 16,
_S_ee = _S_digits + 14, // For scientific notation, 'E'
_S_Ee = _S_udigits + 14 // For scientific notation, 'e'
};
// The sign used to separate decimal values: for standard US
// locales, this would usually be: "."
// Abstracted from numpunct::decimal_point().
char_type _M_decimal_point;
// The sign used to separate groups of digits into smaller
// strings that the eye can parse with less difficulty: for
// standard US locales, this would usually be: ","
// Abstracted from numpunct::thousands_sep().
char_type _M_thousands_sep;
// However the US's "false" and "true" are translated.
// From numpunct::truename() and numpunct::falsename(), respectively.
string_type _M_truename;
string_type _M_falsename;
// If we are checking groupings. This should be equivalent to
// numpunct::groupings().size() != 0
bool _M_use_grouping;
// If we are using numpunct's groupings, this is the current
// grouping string in effect (from numpunct::grouping()).
string _M_grouping;
_Format_cache();
~_Format_cache() throw() { }
// Given a member of the ios heirarchy as an argument, extract
// out all the current formatting information into a
// _Format_cache object and return a pointer to it.
static _Format_cache<_CharT>*
_S_get(ios_base& __ios);
void
_M_populate(ios_base&);
static void
_S_callback(ios_base::event __event, ios_base& __ios, int __ix) throw();
};
template<typename _CharT>
int _Format_cache<_CharT>::_S_pword_ix;
template<typename _CharT>
const char _Format_cache<_CharT>::
_S_literals[] = "-+xX0123456789abcdef0123456789ABCDEF";
template<> _Format_cache<char>::_Format_cache();
#ifdef _GLIBCPP_USE_WCHAR_T
template<> _Format_cache<wchar_t>::_Format_cache();
#endif
// _Numeric_get is used by num_get, money_get, and time_get to help
// in parsing out numbers.
template<typename _CharT, typename _InIter>
class _Numeric_get
{
public:
// Types:
typedef _CharT char_type;
typedef _InIter iter_type;
// Forward decls and Friends:
template<typename _Char, typename _InIterT>
friend class num_get;
template<typename _Char, typename _InIterT>
friend class time_get;
template<typename _Char, typename _InIterT>
friend class money_get;
template<typename _Char, typename _InIterT>
friend class num_put;
template<typename _Char, typename _InIterT>
friend class time_put;
template<typename _Char, typename _InIterT>
friend class money_put;
private:
explicit
_Numeric_get() { }
virtual
~_Numeric_get() { }
iter_type
_M_get_digits(iter_type __in, iter_type __end) const;
};
template<typename _CharT, typename _InIter>
class num_get : public locale::facet
{
public:
// Types:
typedef _CharT char_type;
typedef _InIter iter_type;
typedef char_traits<_CharT> __traits_type;
static locale::id id;
explicit
num_get(size_t __refs = 0) : locale::facet(__refs) { }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, bool& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, short& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, int& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#endif
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long long& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#endif
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned short& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned int& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long long& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
#endif
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, float& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, double& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long double& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
iter_type
get(iter_type __in, iter_type __end, ios_base& __io,
ios_base::iostate& __err, void*& __v) const
{ return do_get(__in, __end, __io, __err, __v); }
protected:
virtual ~num_get() { }
// This consolidates the extraction, storage and
// error-processing parts of the do_get(...) overloaded member
// functions.
// NB: This is specialized for char.
void
_M_extract(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, char* __xtrc,
int& __base, bool __fp = true) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, short&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, int&) const;
#endif
virtual iter_type
do_get (iter_type, iter_type, ios_base&, ios_base::iostate&, long&) const;
#ifdef _GLIBCPP_USE_LONG_LONG
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
long long&) const;
#endif
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
unsigned short&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&,
ios_base::iostate& __err, unsigned int&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&,
ios_base::iostate& __err, unsigned long&) const;
#ifdef _GLIBCPP_USE_LONG_LONG
virtual iter_type
do_get(iter_type, iter_type, ios_base&,
ios_base::iostate& __err, unsigned long long&) const;
#endif
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
float&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
double&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&,
ios_base::iostate& __err, long double&) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate& __err,
void*&) const;
};
template<typename _CharT, typename _InIter>
locale::id num_get<_CharT, _InIter>::id;
// Declare specialized extraction member function.
template<>
void
num_get<char, istreambuf_iterator<char> >::
_M_extract(istreambuf_iterator<char> __beg,
istreambuf_iterator<char> __end, ios_base& __io,
ios_base::iostate& __err, char* __xtrc,
int& __base, bool __fp) const;
// _Numeric_put is used by num_put, money_put, and time_put
// to help in formatting out numbers.
template<typename _CharT, typename _OutIter>
class _Numeric_put
{
public:
typedef _CharT char_type;
typedef _OutIter iter_type;
protected:
explicit
_Numeric_put() { }
virtual
~_Numeric_put() { }
};
template<typename _CharT, typename _OutIter>
class num_put : public locale::facet
{
public:
// Types:
typedef _CharT char_type;
typedef _OutIter iter_type;
static locale::id id;
explicit
num_put(size_t __refs = 0) : locale::facet(__refs) { }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill, bool __v) const
{ return do_put(__s, __f, __fill, __v); }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill, long __v) const
{ return do_put(__s, __f, __fill, __v); }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill,
unsigned long __v) const
{ return do_put(__s, __f, __fill, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
iter_type
put(iter_type __s, ios_base& __f, char_type __fill, long long __v) const
{ return do_put(__s, __f, __fill, __v); }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill,
unsigned long long __v) const
{ return do_put(__s, __f, __fill, __v); }
#endif
iter_type
put(iter_type __s, ios_base& __f, char_type __fill, double __v) const
{ return do_put(__s, __f, __fill, __v); }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill,
long double __v) const
{ return do_put(__s, __f, __fill, __v); }
iter_type
put(iter_type __s, ios_base& __f, char_type __fill,
const void* __v) const
{ return do_put(__s, __f, __fill, __v); }
protected:
virtual
~num_put() { };
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, bool __v) const;
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, long __v) const;
#ifdef _GLIBCPP_USE_LONG_LONG
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, long long __v) const;
#endif
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, unsigned long) const;
#ifdef _GLIBCPP_USE_LONG_LONG
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, unsigned long long) const;
#endif
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, double __v) const;
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, long double __v) const;
virtual iter_type
do_put(iter_type, ios_base&, char_type __fill, const void* __v) const;
};
template <typename _CharT, typename _OutIter>
locale::id num_put<_CharT, _OutIter>::id;
template<typename _CharT>
class numpunct : public locale::facet
{
public:
// Types:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
static locale::id id;
private:
char_type _M_decimal_point;
char_type _M_thousands_sep;
string _M_grouping;
string_type _M_truename;
string_type _M_falsename;
public:
explicit
numpunct(size_t __refs = 0) : locale::facet(__refs)
{ _M_initialize_numpunct(); }
explicit
numpunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs)
{ _M_initialize_numpunct(__cloc); }
char_type
decimal_point() const
{ return 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<typename _CharT>
void
numpunct<_CharT>::_M_initialize_numpunct(__c_locale /*__cloc*/)
{
// NB: Cannot be made generic.
}
template<>
void
numpunct<char>::_M_initialize_numpunct(__c_locale __cloc);
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
void
numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc);
#endif
template<typename _CharT>
class numpunct_byname : public numpunct<_CharT>
{
// 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>
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(NULL)
{ }
// Non-standard.
explicit
collate(__c_locale __cloc, size_t __refs = 0)
: locale::facet(__refs)
{
if (__cloc)
_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_helper(const _CharT*, const _CharT*) const;
size_t
_M_transform_helper(_CharT*, const _CharT*, size_t) const;;
protected:
virtual
~collate()
{
if (_M_c_locale_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_helper(const char*, const char*) const;
template<>
size_t
collate<char>::_M_transform_helper(char*, const char*, size_t) const;
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
int
collate<wchar_t>::_M_compare_helper(const wchar_t*, const wchar_t*) const;
template<>
size_t
collate<wchar_t>::_M_transform_helper(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_create_c_locale(_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;
protected:
__c_locale _M_c_locale_timepunct;
#if 1
// Only needed if glibc < 2.3
const char* _M_name_timepunct;
#endif
public:
explicit
__timepunct(size_t __refs = 0)
: locale::facet(__refs), _M_c_locale_timepunct(NULL),
_M_name_timepunct("C")
{
// _M_initialize_numpunct();
}
explicit
__timepunct(__c_locale __cloc, const char* __s, size_t __refs = 0)
: locale::facet(__refs)
{
_M_name_timepunct = __s;
if (__cloc)
_M_c_locale_timepunct = _S_clone_c_locale(__cloc);
}
void
_M_put_helper(char* __s, size_t __maxlen, const char* __format,
const tm* __tm) const;
protected:
virtual
~__timepunct()
{
if (_M_c_locale_timepunct)
_S_destroy_c_locale(_M_c_locale_timepunct);
}
};
template<typename _CharT>
locale::id __timepunct<_CharT>::id;
template<typename _CharT, typename _InIter>
class time_get : public locale::facet, public time_base
{
public:
// Types:
typedef _CharT char_type;
typedef _InIter iter_type;
static locale::id id;
protected:
mutable basic_string<_CharT>* _M_daynames;
mutable basic_string<_CharT>* _M_monthnames;
public:
explicit
time_get(size_t __refs = 0)
: locale::facet (__refs), _M_daynames(0), _M_monthnames(0) { }
dateorder
date_order() const
{ return do_date_order(); }
iter_type
get_time(iter_type __s, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __t) const
{ return do_get_time(__s, __end, __io, __err, __t); }
iter_type
get_date(iter_type __s, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __t) const
{ return do_get_date(__s, __end, __io, __err, __t); }
iter_type
get_weekday(iter_type __s, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __t) const
{ return this->do_get_weekday(__s, __end, __io, __err, __t); }
iter_type
get_monthname(iter_type __s, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __t) const
{ return this->do_get_monthname(__s, __end, __io, __err, __t); }
iter_type
get_year(iter_type __s, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __t) const
{ return this->do_get_year(__s, __end, __io, __err, __t); }
protected:
virtual
~time_get()
{
delete [] _M_monthnames;
delete [] _M_daynames;
}
virtual dateorder
do_date_order() const
{ return time_base::ymd; }
virtual iter_type
do_get_time(iter_type __s, iter_type /*__end*/, ios_base&,
ios_base::iostate& /*__err*/, tm* /*__t*/) const
{ return __s; }
virtual iter_type
do_get_date(iter_type __s, iter_type /*__end*/, ios_base&,
ios_base::iostate& /*__err*/, tm* /*__t*/) const
{ return __s; }
virtual iter_type
do_get_weekday(iter_type __s, iter_type __end, ios_base&,
ios_base::iostate& __err, tm* __t) const;
virtual iter_type
do_get_monthname(iter_type __s, iter_type __end, ios_base&,
ios_base::iostate& __err, tm* __t) const;
virtual iter_type
do_get_year(iter_type __s, iter_type /*__end*/, ios_base&,
ios_base::iostate& /*__err*/, tm* /*__t*/) const
{ return __s; }
};
template<typename _CharT, typename _InIter>
locale::id time_get<_CharT, _InIter>::id;
template<typename _CharT, typename _InIter>
class time_get_byname : public time_get<_CharT, _InIter>
{
public:
typedef _CharT char_type;
typedef _InIter iter_type;
explicit
time_get_byname(const char*, size_t __refs = 0)
: time_get<_CharT, _InIter>(__refs) { }
protected:
virtual
~time_get_byname() { }
};
template<typename _CharT, typename _OutIter>
class time_put : public locale::facet, public time_base
{
public:
// 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() { }
};
// Include host and configuration specific messages virtual functions.
#include <bits/time_members.h>
struct money_base
{
enum part { none, space, symbol, sign, value };
struct pattern { char field[4]; };
static const pattern _S_default_pattern;
// Construct and return valid pattern consisting of some combination of:
// space none symbol sign value
static pattern
_S_construct_pattern(char __preceeds, char __space, char __posn);
};
template<typename _CharT, bool _Intl>
class moneypunct : public locale::facet, public money_base
{
public:
// Types:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
static const bool intl = _Intl;
static locale::id id;
private:
char_type _M_decimal_point;
char_type _M_thousands_sep;
string _M_grouping;
string_type _M_curr_symbol;
string_type _M_positive_sign;
string_type _M_negative_sign;
int _M_frac_digits;
pattern _M_pos_format;
pattern _M_neg_format;
public:
explicit
moneypunct(size_t __refs = 0) : locale::facet(__refs)
{ _M_initialize_moneypunct(); }
explicit
moneypunct(__c_locale __cloc, size_t __refs = 0) : locale::facet(__refs)
{ _M_initialize_moneypunct(__cloc); }
char_type
decimal_point() const
{ return this->do_decimal_point(); }
char_type
thousands_sep() const
{ return this->do_thousands_sep(); }
string
grouping() const
{ return this->do_grouping(); }
string_type
curr_symbol() const
{ return this->do_curr_symbol(); }
string_type
positive_sign() const
{ return this->do_positive_sign(); }
string_type
negative_sign() const
{ return this->do_negative_sign(); }
int
frac_digits() const
{ return this->do_frac_digits(); }
pattern
pos_format() const
{ return this->do_pos_format(); }
pattern
neg_format() const
{ return this->do_neg_format(); }
protected:
virtual
~moneypunct() { }
virtual char_type
do_decimal_point() const
{ return _M_decimal_point; }
virtual char_type
do_thousands_sep() const
{ return _M_thousands_sep; }
virtual string
do_grouping() const
{ return _M_grouping; }
virtual string_type
do_curr_symbol() const
{ return _M_curr_symbol; }
virtual string_type
do_positive_sign() const
{ return _M_positive_sign; }
virtual string_type
do_negative_sign() const
{ return _M_negative_sign; }
virtual int
do_frac_digits() const
{ return _M_frac_digits; }
virtual pattern
do_pos_format() const
{ return _M_pos_format; }
virtual pattern
do_neg_format() const
{ return _M_neg_format; }
// For use at construction time only.
void
_M_initialize_moneypunct(__c_locale __cloc = NULL);
};
template<typename _CharT, bool _Intl>
locale::id moneypunct<_CharT, _Intl>::id;
template<typename _CharT, bool _Intl>
const bool moneypunct<_CharT, _Intl>::intl;
// NB: Cannot be made generic.
template<typename _CharT, bool _Intl>
void
moneypunct<_CharT, _Intl>::_M_initialize_moneypunct(__c_locale)
{ }
template<>
void
moneypunct<char, true>::_M_initialize_moneypunct(__c_locale __cloc);
template<>
void
moneypunct<char, false>::_M_initialize_moneypunct(__c_locale __cloc);
#ifdef _GLIBCPP_USE_WCHAR_T
template<>
void
moneypunct<wchar_t, true>::_M_initialize_moneypunct(__c_locale __cloc);
template<>
void
moneypunct<wchar_t, false>::_M_initialize_moneypunct(__c_locale __cloc);
#endif
template<typename _CharT, bool _Intl>
class moneypunct_byname : public moneypunct<_CharT, _Intl>
{
__c_locale _M_c_locale_moneypunct;
public:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
static const bool intl = _Intl;
explicit
moneypunct_byname(const char* __s, size_t __refs = 0)
: moneypunct<_CharT, _Intl>(__refs)
{
_S_create_c_locale(_M_c_locale_moneypunct, __s);
_M_initialize_moneypunct(_M_c_locale_moneypunct);
}
protected:
virtual
~moneypunct_byname()
{ _S_destroy_c_locale(_M_c_locale_moneypunct); }
};
template<typename _CharT, bool _Intl>
const bool moneypunct_byname<_CharT, _Intl>::intl;
template<typename _CharT, typename _InIter>
class money_get : public locale::facet
{
public:
typedef _CharT char_type;
typedef _InIter iter_type;
typedef basic_string<_CharT> string_type;
static locale::id id;
explicit
money_get(size_t __refs = 0) : locale::facet(__refs) { }
iter_type
get(iter_type __s, iter_type __end, bool __intl, ios_base& __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;
#if 1
// Only needed if glibc < 2.3
const char* _M_name_messages;
#endif
public:
static locale::id id;
explicit
messages(size_t __refs = 0)
: locale::facet(__refs), _M_c_locale_messages(NULL),
_M_name_messages("C")
{ }
// Non-standard.
explicit
messages(__c_locale __cloc, const char* __name, size_t __refs = 0)
: locale::facet(__refs)
{
_M_name_messages = __name;
if (__cloc)
_M_c_locale_messages = _S_clone_c_locale(__cloc);
}
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;
// Include host and configuration specific messages virtual functions.
#include <bits/messages_members.h>
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)
: messages<_CharT>(__refs)
{
_S_create_c_locale(_M_c_locale_messages, __s);
_M_name_messages = __s;
}
protected:
virtual
~messages_byname()
{ }
};
// Subclause convenience interfaces, inlines.
// NB: These are inline because, when used in a loop, some compilers
// can hoist the body out of the loop; then it's just as fast as the
// C is*() function.
template<typename _CharT>
inline bool
isspace(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); }
template<typename _CharT>
inline bool
isprint(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); }
template<typename _CharT>
inline bool
iscntrl(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); }
template<typename _CharT>
inline bool
isupper(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); }
template<typename _CharT>
inline bool islower(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); }
template<typename _CharT>
inline bool
isalpha(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); }
template<typename _CharT>
inline bool
isdigit(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); }
template<typename _CharT>
inline bool
ispunct(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); }
template<typename _CharT>
inline bool
isxdigit(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); }
template<typename _CharT>
inline bool
isalnum(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); }
template<typename _CharT>
inline bool
isgraph(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); }
template<typename _CharT>
inline _CharT
toupper(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).toupper(__c); }
template<typename _CharT>
inline _CharT
tolower(_CharT __c, const locale& __loc)
{ return use_facet<ctype<_CharT> >(__loc).tolower(__c); }
} // namespace std
#endif