Add windows libs
This commit is contained in:
658
windows_libs/Microsoft Visual C++ Toolkit 2003/include/xloctime
Normal file
658
windows_libs/Microsoft Visual C++ Toolkit 2003/include/xloctime
Normal file
@@ -0,0 +1,658 @@
|
||||
// xloctime internal header (from <locale>)
|
||||
#pragma once
|
||||
#ifndef _XLOCTIME_
|
||||
#define _XLOCTIME_
|
||||
#include <cerrno>
|
||||
#include <ctime>
|
||||
#include <xiosbase>
|
||||
|
||||
#pragma pack(push,8)
|
||||
#pragma warning(push,3)
|
||||
_STD_BEGIN
|
||||
|
||||
// STRUCT time_base
|
||||
struct _CRTIMP2 time_base
|
||||
: public locale::facet
|
||||
{ // base class for time_get
|
||||
enum dateorder
|
||||
{ // constants for different orders of date components
|
||||
no_order, dmy, mdy, ymd, ydm};
|
||||
|
||||
time_base(size_t _Refs = 0)
|
||||
: locale::facet(_Refs)
|
||||
{ // default constructor
|
||||
}
|
||||
};
|
||||
|
||||
// TEMPLATE CLASS time_get
|
||||
template<class _Elem,
|
||||
class _InIt = istreambuf_iterator<_Elem, char_traits<_Elem> > >
|
||||
class time_get
|
||||
: public time_base
|
||||
{ // facet for converting text to encoded times
|
||||
public:
|
||||
typedef _Elem char_type;
|
||||
typedef _InIt iter_type;
|
||||
|
||||
static locale::id id; // unique facet id
|
||||
|
||||
dateorder date_order() const
|
||||
{ // return date order code
|
||||
return (do_date_order());
|
||||
}
|
||||
|
||||
_InIt get_time(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get time of day from [_First, _Last) into _Pt
|
||||
return (do_get_time(_First, _Last, _Iosbase, _State, _Pt));
|
||||
}
|
||||
|
||||
_InIt get_date(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get date from [_First, _Last) into _Pt
|
||||
return (do_get_date(_First, _Last, _Iosbase, _State, _Pt));
|
||||
}
|
||||
|
||||
_InIt get_weekday(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get weekday from [_First, _Last) into _Pt
|
||||
return (do_get_weekday(_First, _Last, _Iosbase, _State, _Pt));
|
||||
}
|
||||
|
||||
_InIt get_monthname(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get month from [_First, _Last) into _Pt
|
||||
return (do_get_monthname(_First, _Last, _Iosbase, _State, _Pt));
|
||||
}
|
||||
|
||||
_InIt get_year(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get year from [_First, _Last) into _Pt
|
||||
return (do_get_year(_First, _Last, _Iosbase, _State, _Pt));
|
||||
}
|
||||
|
||||
explicit time_get(size_t _Refs = 0)
|
||||
: time_base(_Refs)
|
||||
{ // construct from current locale
|
||||
_Init(_Locinfo());
|
||||
}
|
||||
|
||||
time_get(const _Locinfo& _Lobj, size_t _Refs = 0)
|
||||
: time_base(_Refs)
|
||||
{ // construct from specified locale
|
||||
_Init(_Lobj);
|
||||
}
|
||||
|
||||
static size_t __cdecl _Getcat(const locale::facet **_Ppf = 0)
|
||||
{ // return locale category mask and construct standard facet
|
||||
if (_Ppf != 0 && *_Ppf == 0)
|
||||
*_Ppf = _NEW_CRT time_get<_Elem, _InIt>;
|
||||
return (_X_TIME);
|
||||
}
|
||||
|
||||
_PROTECTED:
|
||||
virtual ~time_get()
|
||||
{ // destroy the object
|
||||
_Tidy();
|
||||
}
|
||||
|
||||
protected:
|
||||
void _Init(const _Locinfo& _Lobj)
|
||||
{ // initialize from _Lobj
|
||||
_Cvt = _Lobj._Getcvt();
|
||||
_Days = 0;
|
||||
_Months = 0;
|
||||
|
||||
_TRY_BEGIN
|
||||
_Days = _MAKLOCSTR(_Elem, _Lobj._Getdays(), _Cvt);
|
||||
_Months = _MAKLOCSTR(_Elem, _Lobj._Getmonths(), _Cvt);
|
||||
_Dateorder = (dateorder)_Lobj._Getdateorder();
|
||||
_CATCH_ALL
|
||||
_Tidy();
|
||||
_RERAISE;
|
||||
_CATCH_END
|
||||
}
|
||||
|
||||
virtual dateorder do_date_order() const
|
||||
{ // return date order code
|
||||
return (_Dateorder);
|
||||
}
|
||||
|
||||
virtual _InIt do_get_time(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get time of day from [_First, _Last) into _Pt
|
||||
const _Elem _Colon = _MAKLOCCHR(_Elem, ':', _Cvt);
|
||||
_State |= _Getint(_First, _Last, 0, 23, _Pt->tm_hour);
|
||||
|
||||
if (_State != ios_base::goodbit || *_First != _Colon)
|
||||
_State |= ios_base::failbit; // hour field is bad
|
||||
else
|
||||
_State |= _Getint(++_First, _Last, 0, 59, _Pt->tm_min);
|
||||
|
||||
if (_State != ios_base::goodbit || *_First != _Colon)
|
||||
_State |= ios_base::failbit; // min field is bad
|
||||
else
|
||||
_State |= _Getint(++_First, _Last, 0, 59, _Pt->tm_sec);
|
||||
return (_First);
|
||||
}
|
||||
|
||||
virtual _InIt do_get_date(_InIt _First, _InIt _Last,
|
||||
ios_base& _Iosbase, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get date from [_First, _Last) into _Pt
|
||||
const _Elem _E0 = _MAKLOCCHR(_Elem, '0', _Cvt);
|
||||
const _Elem _Colon = _MAKLOCCHR(_Elem, ':', _Cvt);
|
||||
const _Elem _Comma = _MAKLOCCHR(_Elem, ',', _Cvt);
|
||||
const _Elem _Slash = _MAKLOCCHR(_Elem, '/', _Cvt);
|
||||
const _Elem _Space = _MAKLOCCHR(_Elem, ' ', _Cvt);
|
||||
|
||||
dateorder _Dorder = date_order();
|
||||
if (_Dorder == no_order)
|
||||
_Dorder = mdy;
|
||||
|
||||
if (*_First < _E0 || _E0 + 9 < *_First)
|
||||
{ // begins with month name, assume mdy
|
||||
_First = get_monthname(_First, _Last, _Iosbase, _State, _Pt);
|
||||
_Dorder = mdy;
|
||||
}
|
||||
else if (_Dorder == mdy)
|
||||
{ // get month number
|
||||
_State |= _Getint(_First, _Last, 1, 12, _Pt->tm_mon);
|
||||
--_Pt->tm_mon;
|
||||
}
|
||||
else if (_Dorder == dmy)
|
||||
_State |= _Getint(_First, _Last, 1, 31, _Pt->tm_mday);
|
||||
else // ymd or ydm
|
||||
_First = get_year(_First, _Last, _Iosbase, _State, _Pt);
|
||||
|
||||
if (_State == ios_base::goodbit)
|
||||
{ // skip spaces [:,/] spaces
|
||||
while (*_First == _Space)
|
||||
++_First;
|
||||
if (*_First == _Colon || *_First == _Comma || *_First == _Slash)
|
||||
++_First;
|
||||
while (*_First == _Space)
|
||||
++_First;
|
||||
}
|
||||
|
||||
if (_State != ios_base::goodbit)
|
||||
;
|
||||
else if (*_First < _E0 || _E0 + 9 < *_First)
|
||||
if (_Dorder == mdy)
|
||||
_State |= ios_base::failbit; // error, month already seen
|
||||
else
|
||||
{ // month name is second, like it or not
|
||||
_First = get_monthname(_First, _Last, _Iosbase, _State, _Pt);
|
||||
if (_Dorder == ydm)
|
||||
_Dorder = ymd;
|
||||
}
|
||||
else if (_Dorder == dmy || _Dorder == ymd)
|
||||
{ // get month number
|
||||
_State |= _Getint(_First, _Last, 1, 12, _Pt->tm_mon);
|
||||
--_Pt->tm_mon;
|
||||
}
|
||||
else
|
||||
_State |= _Getint(_First, _Last, 1, 31, _Pt->tm_mday);
|
||||
|
||||
if (_State == ios_base::goodbit)
|
||||
{ // skip spaces [:,/] spaces
|
||||
while (*_First == _Space)
|
||||
++_First;
|
||||
if (*_First == _Colon || *_First == _Comma || *_First == _Slash)
|
||||
++_First;
|
||||
while (*_First == _Space)
|
||||
++_First;
|
||||
}
|
||||
|
||||
if (_State != ios_base::goodbit)
|
||||
;
|
||||
else if (*_First < _E0 || _E0 + 9 < *_First)
|
||||
if (_Dorder != ydm)
|
||||
_State |= ios_base::failbit; // error, month out of place
|
||||
else
|
||||
_First = get_monthname(_First, _Last, _Iosbase, _State, _Pt);
|
||||
else if (_Dorder == ydm)
|
||||
{ // get month number
|
||||
_State |= _Getint(_First, _Last, 1, 12, _Pt->tm_mon);
|
||||
--_Pt->tm_mon;
|
||||
}
|
||||
else if (_Dorder == ymd)
|
||||
_State |= _Getint(_First, _Last, 1, 31, _Pt->tm_mday);
|
||||
else // mdy or dmy
|
||||
_First = get_year(_First, _Last, _Iosbase, _State, _Pt);
|
||||
|
||||
if (_First == _Last)
|
||||
_State |= ios_base::eofbit;
|
||||
return (_First);
|
||||
}
|
||||
|
||||
virtual _InIt do_get_weekday(_InIt _First, _InIt _Last,
|
||||
ios_base&, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get weekday from [_First, _Last) into _Pt
|
||||
int _Num = _Getloctxt(_First, _Last, (size_t)0, _Days);
|
||||
|
||||
if (_Num < 0)
|
||||
_State |= ios_base::failbit;
|
||||
else
|
||||
_Pt->tm_wday = _Num >> 1; // set wday
|
||||
return (_First);
|
||||
}
|
||||
|
||||
virtual _InIt do_get_monthname(_InIt _First, _InIt _Last,
|
||||
ios_base&, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get month from [_First, _Last) into _Pt
|
||||
int _Num = _Getloctxt(_First, _Last, (size_t)0, _Months);
|
||||
|
||||
if (_Num < 0)
|
||||
_State |= ios_base::failbit;
|
||||
else
|
||||
_Pt->tm_mon = _Num >> 1; // set mon
|
||||
return (_First);
|
||||
}
|
||||
|
||||
virtual _InIt do_get_year(_InIt _First, _InIt _Last,
|
||||
ios_base&, ios_base::iostate& _State, tm *_Pt) const
|
||||
{ // get year from [_First, _Last) into _Pt
|
||||
int _Ans = 0;
|
||||
_State |= _Getint(_First, _Last, 0, 2035, _Ans);
|
||||
|
||||
if (_State & ios_base::failbit)
|
||||
;
|
||||
else if (1900 <= _Ans)
|
||||
_Ans -= 1900; // [1900, ...) as is
|
||||
else if (2035 - 1900 < _Ans)
|
||||
_State |= ios_base::failbit;
|
||||
|
||||
if (!(_State & ios_base::failbit))
|
||||
_Pt->tm_year = _Ans; // set year
|
||||
return (_First);
|
||||
}
|
||||
|
||||
private:
|
||||
ios_base::iostate __cdecl _Getint(_InIt& _First, _InIt& _Last,
|
||||
int _Lo, int _Hi, int& _Val) const
|
||||
{ // get integer in range [_Lo, _Hi] from [_First, _Last)
|
||||
const _Elem _E0 = _MAKLOCCHR(_Elem, '0', _Cvt);
|
||||
char _Ac[_MAX_INT_DIG], *_Ep;
|
||||
char *_Ptr = _Ac;
|
||||
|
||||
if (_First == _Last)
|
||||
;
|
||||
else if (*_First == _MAKLOCCHR(_Elem, '+', _Cvt))
|
||||
*_Ptr++ = '+', ++_First; // copy plus sign
|
||||
else if (*_First == _MAKLOCCHR(_Elem, '-', _Cvt))
|
||||
*_Ptr++ = '-', ++_First; // copy minus sign
|
||||
|
||||
bool _Seendigit = false;
|
||||
while (_First != _Last && *_First == _E0)
|
||||
_Seendigit = true, ++_First; // strip leading zeros
|
||||
if (_Seendigit)
|
||||
*_Ptr++ = '0'; // replace one or more with single zero
|
||||
|
||||
for (char *const _Pe = &_Ac[_MAX_INT_DIG - 1]; _First != _Last
|
||||
&& _E0 <= *_First && *_First <= _E0 + 9;
|
||||
_Seendigit = true, ++_First)
|
||||
{ // copy digits
|
||||
*_Ptr = (*_First - _E0) + '0';
|
||||
if (_Ptr < _Pe)
|
||||
++_Ptr; // drop trailing digits if already too large
|
||||
}
|
||||
|
||||
if (!_Seendigit)
|
||||
_Ptr = _Ac;
|
||||
*_Ptr = '\0';
|
||||
errno = 0;
|
||||
const long _Ans = ::strtol(_Ac, &_Ep, 10);
|
||||
ios_base::iostate _State = ios_base::goodbit;
|
||||
|
||||
if (_First == _Last)
|
||||
_State |= ios_base::eofbit;
|
||||
if (_Ep == _Ac || errno != 0 || _Ans < _Lo || _Hi < _Ans)
|
||||
_State |= ios_base::failbit; // bad conversion
|
||||
else
|
||||
_Val = _Ans; // store valid result
|
||||
return (_State);
|
||||
}
|
||||
|
||||
void _Tidy()
|
||||
{ // free all storage
|
||||
_DELETE_CRT_VEC((void *)_Days);
|
||||
_DELETE_CRT_VEC((void *)_Months);
|
||||
}
|
||||
|
||||
const _Elem *_Days; // ":Sun:Sunday:Mon:Monday..." for example
|
||||
const _Elem *_Months; // "Jan:January:Feb:February..." for example
|
||||
dateorder _Dateorder;
|
||||
_Locinfo::_Cvtvec _Cvt; // conversion information
|
||||
};
|
||||
|
||||
// STATIC time_get::id OBJECT
|
||||
template<class _Elem,
|
||||
class _InIt>
|
||||
locale::id time_get<_Elem, _InIt>::id;
|
||||
|
||||
// TEMPLATE CLASS time_get_byname
|
||||
template<class _Elem,
|
||||
class _InIt = istreambuf_iterator<_Elem, char_traits<_Elem> > >
|
||||
class time_get_byname
|
||||
: public time_get<_Elem, _InIt>
|
||||
{ // time_get for named locale
|
||||
public:
|
||||
explicit time_get_byname(const char *_Locname, size_t _Refs = 0)
|
||||
: time_get<_Elem, _InIt>(_Locinfo(_Locname), _Refs)
|
||||
{ // construct for named locale
|
||||
}
|
||||
|
||||
_PROTECTED:
|
||||
virtual ~time_get_byname()
|
||||
{ // destroy the object
|
||||
}
|
||||
};
|
||||
|
||||
// TEMPLATE CLASS time_put
|
||||
template<class _Elem,
|
||||
class _OutIt = ostreambuf_iterator<_Elem, char_traits<_Elem> > >
|
||||
class time_put
|
||||
: public locale::facet
|
||||
{ // facet for converting encoded times to text
|
||||
public:
|
||||
typedef _Elem char_type;
|
||||
typedef _OutIt iter_type;
|
||||
|
||||
_OutIt put(_OutIt _Dest,
|
||||
ios_base& _Iosbase, _Elem _Fill, const tm *_Pt,
|
||||
const _Elem *_Fmtfirst, const _Elem *_Fmtlast) const
|
||||
{ // put formatted time from _Pt to _Dest for [_Fmtfirst, _Fmtlast)
|
||||
const _Elem _Percent = _MAKLOCCHR(_Elem, '%', _Cvt);
|
||||
|
||||
for (; _Fmtfirst != _Fmtlast; ++_Fmtfirst)
|
||||
if (*_Fmtfirst != _Percent)
|
||||
*_Dest++ = *_Fmtfirst; // copy literal element
|
||||
else if (++_Fmtfirst == _Fmtlast)
|
||||
{ // treat trailing % as %%
|
||||
*_Dest++ = _Percent;
|
||||
break;
|
||||
}
|
||||
else
|
||||
{ // get specifier after %
|
||||
char _Specifier = _MAKLOCBYTE(_Elem, *_Fmtfirst, _Cvt);
|
||||
char _Qualifier = '\0';
|
||||
|
||||
if (_Specifier != 'E' && _Specifier != 'O'
|
||||
&& _Specifier != 'Q' && _Specifier != '#')
|
||||
; // not [E0Q#] qualifier, treat as specifier
|
||||
else if (++_Fmtfirst == _Fmtlast)
|
||||
{ // no specifier, copy %[E0Q#] as literal elements
|
||||
*_Dest++ = _Percent, *_Dest++ = _Specifier;
|
||||
break;
|
||||
}
|
||||
else
|
||||
{ // save both qualifier and specifier
|
||||
_Qualifier = _Specifier;
|
||||
_Specifier = _MAKLOCBYTE(_Elem, *_Fmtfirst, _Cvt);
|
||||
}
|
||||
|
||||
_Dest = do_put(_Dest, _Iosbase, _Fill, _Pt,
|
||||
_Specifier, _Qualifier); // convert a single field
|
||||
}
|
||||
return (_Dest);
|
||||
}
|
||||
|
||||
_OutIt put(_OutIt _Dest, ios_base& _Iosbase, _Elem _Fill, const tm *_Pt,
|
||||
char _Specifier, char _Modifier = 0) const
|
||||
{ // put formatted time from _Pt to _Dest for _Specifier/_Modifier
|
||||
return (do_put(_Dest, _Iosbase, _Fill, _Pt, _Specifier, _Modifier));
|
||||
}
|
||||
|
||||
static locale::id id; // unique facet id
|
||||
|
||||
explicit time_put(size_t _Refs = 0)
|
||||
: locale::facet(_Refs)
|
||||
{ // construct from current locale
|
||||
_Init(_Locinfo());
|
||||
}
|
||||
|
||||
time_put(const _Locinfo& _Lobj, size_t _Refs = 0)
|
||||
: locale::facet(_Refs)
|
||||
{ // construct from specified locale
|
||||
_Init(_Lobj);
|
||||
}
|
||||
|
||||
static size_t __cdecl _Getcat(const locale::facet **_Ppf = 0)
|
||||
{ // return locale category mask and construct standard facet
|
||||
if (_Ppf != 0 && *_Ppf == 0)
|
||||
*_Ppf = _NEW_CRT time_put<_Elem, _OutIt>;
|
||||
return (_X_TIME);
|
||||
}
|
||||
|
||||
_PROTECTED:
|
||||
virtual ~time_put()
|
||||
{ // destroy the object
|
||||
}
|
||||
|
||||
protected:
|
||||
void _Init(const _Locinfo& _Lobj)
|
||||
{ // initialize from _Lobj
|
||||
_Cvt = _Lobj._Getcvt();
|
||||
_Tnames = _Lobj._Gettnames();
|
||||
}
|
||||
|
||||
virtual _OutIt do_put(_OutIt _Dest,
|
||||
ios_base&, _Elem, const tm *_Pt,
|
||||
char _Specifier, char _Modifier = 0) const
|
||||
{ // put formatted time from _Pt to _Dest for [_Fmtfirst, _Fmtlast)
|
||||
char _Fmt[5] = "!%x\0"; // '!' for nonzero count, null for modifier
|
||||
size_t _Count, _Num;
|
||||
string _Str;
|
||||
|
||||
if (_Modifier == (_Elem)0)
|
||||
_Fmt[2] = _Specifier;
|
||||
else
|
||||
_Fmt[2] = _Modifier, _Fmt[3] = _Specifier;
|
||||
|
||||
for (_Num = 16; ; _Num *= 2)
|
||||
{ // convert into ever larger string buffer until success
|
||||
_Str.append(_Num, '\0');
|
||||
if (0 < (_Count = _Strftime(&*_Str.begin(), _Str.size(),
|
||||
_Fmt, _Pt, _Tnames._Getptr())))
|
||||
break;
|
||||
}
|
||||
|
||||
for (string::const_iterator _Snext = _Str.begin();
|
||||
0 < --_Count; ++_Dest) // skip literal '!'
|
||||
*_Dest = _MAKLOCCHR(_Elem, *++_Snext, _Cvt);
|
||||
return (_Dest);
|
||||
}
|
||||
|
||||
private:
|
||||
_Locinfo::_Timevec _Tnames; // locale-specific stuff for _Strftime
|
||||
_Locinfo::_Cvtvec _Cvt; // conversion information
|
||||
};
|
||||
|
||||
// STATIC time_put::id OBJECT
|
||||
template<class _Elem,
|
||||
class _OutIt>
|
||||
locale::id time_put<_Elem, _OutIt>::id;
|
||||
|
||||
// CLASS time_put<wchar_t>
|
||||
|
||||
template<class _OutIt>
|
||||
class _CRTIMP2 time_put<wchar_t, _OutIt>
|
||||
: public locale::facet
|
||||
{ // facet for converting encoded times to wchar_t text
|
||||
public:
|
||||
|
||||
|
||||
typedef wchar_t _Elem;
|
||||
typedef _Elem char_type;
|
||||
typedef _OutIt iter_type;
|
||||
|
||||
_OutIt put(_OutIt _Dest,
|
||||
ios_base& _Iosbase, _Elem _Fill, const tm *_Pt,
|
||||
const _Elem *_Fmtfirst, const _Elem *_Fmtlast) const
|
||||
{ // put formatted time from _Pt to _Dest for [_Fmtfirst, _Fmtlast)
|
||||
const _Elem _Percent = _MAKLOCCHR(_Elem, '%', _Cvt);
|
||||
|
||||
for (; _Fmtfirst != _Fmtlast; ++_Fmtfirst)
|
||||
if (*_Fmtfirst != _Percent)
|
||||
*_Dest++ = *_Fmtfirst; // copy literal element
|
||||
else if (++_Fmtfirst == _Fmtlast)
|
||||
{ // treat trailing % as %%
|
||||
*_Dest++ = _Percent;
|
||||
break;
|
||||
}
|
||||
else
|
||||
{ // get specifier after %
|
||||
char _Specifier = _MAKLOCBYTE(_Elem, *_Fmtfirst, _Cvt);
|
||||
char _Qualifier = '\0';
|
||||
|
||||
if (_Specifier != 'E' && _Specifier != 'O'
|
||||
&& _Specifier != 'Q' && _Specifier != '#')
|
||||
; // not [E0Q#] qualifier, treat as specifier
|
||||
else if (++_Fmtfirst == _Fmtlast)
|
||||
{ // no specifier, copy %[E0Q#] as literal elements
|
||||
*_Dest++ = _Percent, *_Dest++ = _Specifier;
|
||||
break;
|
||||
}
|
||||
else
|
||||
{ // save both qualifier and specifier
|
||||
_Qualifier = _Specifier;
|
||||
_Specifier = _MAKLOCBYTE(_Elem, *_Fmtfirst, _Cvt);
|
||||
}
|
||||
|
||||
_Dest = do_put(_Dest, _Iosbase, _Fill, _Pt,
|
||||
_Specifier, _Qualifier); // convert a single field
|
||||
}
|
||||
return (_Dest);
|
||||
}
|
||||
|
||||
_OutIt put(_OutIt _Dest, ios_base& _Iosbase, _Elem _Fill, const tm *_Pt,
|
||||
char _Specifier, char _Modifier = 0) const
|
||||
{ // put formatted time from _Pt to _Dest for _Specifier/_Modifier
|
||||
return (do_put(_Dest, _Iosbase, _Fill, _Pt, _Specifier, _Modifier));
|
||||
}
|
||||
|
||||
static locale::id id; // unique facet id
|
||||
|
||||
explicit time_put(size_t _Refs = 0)
|
||||
: locale::facet(_Refs)
|
||||
{ // construct from current locale
|
||||
_Init(_Locinfo());
|
||||
}
|
||||
|
||||
time_put(const _Locinfo& _Lobj, size_t _Refs = 0)
|
||||
: locale::facet(_Refs)
|
||||
{ // construct from specified locale
|
||||
_Init(_Lobj);
|
||||
}
|
||||
|
||||
static size_t __cdecl _Getcat(const locale::facet **_Ppf = 0)
|
||||
{ // return locale category mask and construct standard facet
|
||||
if (_Ppf != 0 && *_Ppf == 0)
|
||||
*_Ppf = _NEW_CRT time_put<_Elem, _OutIt>;
|
||||
return (_X_TIME);
|
||||
}
|
||||
|
||||
_PROTECTED:
|
||||
virtual ~time_put()
|
||||
{ // destroy the object
|
||||
}
|
||||
|
||||
protected:
|
||||
void _Init(const _Locinfo& _Lobj)
|
||||
{ // initialize from _Lobj
|
||||
_Cvt = _Lobj._Getcvt();
|
||||
_Tnames = _Lobj._Gettnames();
|
||||
}
|
||||
|
||||
virtual _OutIt do_put(_OutIt _Dest,
|
||||
ios_base&, _Elem, const tm *_Pt,
|
||||
char _Specifier, char _Modifier = 0) const
|
||||
{ // put formatted time from _Pt to _Dest for [_Fmtfirst, _Fmtlast)
|
||||
char _Fmt[5] = "!%x\0"; // '!' for nonzero count, null for modifier
|
||||
size_t _Count, _Num;
|
||||
string _Str;
|
||||
|
||||
if (_Modifier == (_Elem)0)
|
||||
_Fmt[2] = _Specifier;
|
||||
else
|
||||
_Fmt[2] = _Modifier, _Fmt[3] = _Specifier;
|
||||
|
||||
for (_Num = 16; ; _Num *= 2)
|
||||
{ // convert into ever larger string buffer until success
|
||||
_Str.append(_Num, '\0');
|
||||
if (0 < (_Count = _Strftime(&*_Str.begin(), _Str.size(),
|
||||
_Fmt, _Pt, _Tnames._Getptr())))
|
||||
break;
|
||||
}
|
||||
|
||||
int _Bytes;
|
||||
_Mbstinit(_Mbst);
|
||||
wchar_t _Wc;
|
||||
--_Count; // skip '!'
|
||||
for (string::const_iterator _Snext = _Str.begin() + 1; 0 < _Count;
|
||||
_Count -= _Bytes, _Snext += _Bytes, *_Dest++ = _Wc)
|
||||
switch (_Bytes = _Mbrtowc(&_Wc, &*_Snext, _Count, &_Mbst, &_Cvt))
|
||||
{ // convert a wchar_t
|
||||
case -2: // partial conversion
|
||||
case -1: // failed conversion
|
||||
return (_Dest);
|
||||
|
||||
case 0: // may have converted null character
|
||||
if (_Wc == L'\0')
|
||||
_Bytes = (int)::strlen(&*_Snext) + 1;
|
||||
}
|
||||
return (_Dest);
|
||||
}
|
||||
|
||||
private:
|
||||
_Locinfo::_Timevec _Tnames; // locale-specific stuff for _Strftime
|
||||
_Locinfo::_Cvtvec _Cvt; // conversion information
|
||||
};
|
||||
|
||||
// STATIC time_put::id OBJECT
|
||||
template<class _OutIt>
|
||||
locale::id time_put<wchar_t, _OutIt>::id;
|
||||
|
||||
|
||||
// TEMPLATE CLASS time_put_byname
|
||||
template<class _Elem,
|
||||
class _OutIt = ostreambuf_iterator<_Elem, char_traits<_Elem> > >
|
||||
class time_put_byname
|
||||
: public time_put<_Elem, _OutIt>
|
||||
{ // time_put for named locale
|
||||
public:
|
||||
explicit time_put_byname(const char *_Locname, size_t _Refs = 0)
|
||||
: time_put<_Elem, _OutIt>(_Locinfo(_Locname), _Refs)
|
||||
{ // construct for named locale
|
||||
}
|
||||
|
||||
_PROTECTED:
|
||||
virtual ~time_put_byname()
|
||||
{ // destroy the object
|
||||
}
|
||||
};
|
||||
|
||||
#ifdef _DLL_CPPLIB
|
||||
template class _CRTIMP2 time_get<char,
|
||||
istreambuf_iterator<char, char_traits<char> > >;
|
||||
template class _CRTIMP2 time_put<char,
|
||||
ostreambuf_iterator<char, char_traits<char> > >;
|
||||
|
||||
template class _CRTIMP2 time_get<wchar_t,
|
||||
istreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
|
||||
template class _CRTIMP2 time_put<wchar_t,
|
||||
ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
|
||||
|
||||
|
||||
|
||||
#endif /* _DLL_CPPLIB */
|
||||
_STD_END
|
||||
#pragma warning(pop)
|
||||
#pragma pack(pop)
|
||||
|
||||
#endif /* _XLOCTIME_ */
|
||||
|
||||
/*
|
||||
* Copyright (c) 1992-2002 by P.J. Plauger. ALL RIGHTS RESERVED.
|
||||
* Consult your license regarding permissions and restrictions.
|
||||
V3.13:0009 */
|
||||
Reference in New Issue
Block a user