windows-nt/Source/XPSP1/NT/public/sdk/inc/crt/xlocnum
2020-09-26 16:20:57 +08:00

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// xlocnum internal header (from <locale>)
#ifndef _XLOCNUM_
#define _XLOCNUM_
#include <cerrno>
#include <climits>
#include <cstdio>
#include <cstdlib>
#include <xiosbase>
#ifdef _MSC_VER
#pragma pack(push,8)
#endif /* _MSC_VER */
_STD_BEGIN
// TEMPLATE CLASS numpunct
template<class _E>
class numpunct : public locale::facet {
public:
typedef basic_string<_E, char_traits<_E>, allocator<_E> >
string_type;
typedef _E char_type;
static locale::id id;
_E decimal_point() const
{return (do_decimal_point()); }
_E thousands_sep() const
{return (do_thousands_sep()); }
string grouping() const
{return (do_grouping()); }
string_type falsename() const
{return (do_falsename()); }
string_type truename() const
{return (do_truename()); }
explicit numpunct(size_t _R = 0)
: locale::facet(_R) {_Init(_Locinfo()); }
numpunct(const _Locinfo& _Lobj, size_t _R = 0)
: locale::facet(_R) {_Init(_Lobj); }
static size_t __cdecl _Getcat()
{return (_LC_NUMERIC); }
_PROTECTED:
virtual ~numpunct()
{delete[] _Gr;
delete[] _Nf;
delete[] _Nt; }
protected:
void _Init(const _Locinfo& _Lobj)
{const lconv *_P = _Lobj._Getlconv();
_Dp = _WIDEN(_E, _P->decimal_point[0]);
_Ks = _WIDEN(_E, _P->thousands_sep[0]);
_Gr = _MAKLOCSTR(char, _P->grouping);
_Nf = _MAKLOCSTR(_E, _Lobj._Getfalse());
_Nt = _MAKLOCSTR(_E, _Lobj._Gettrue()); }
virtual _E do_decimal_point() const
{return (_Dp); }
virtual _E do_thousands_sep() const
{return (_Ks); }
virtual string do_grouping() const
{return (string(_Gr)); }
virtual string_type do_falsename() const
{return (string_type(_Nf)); }
virtual string_type do_truename() const
{return (string_type(_Nt)); }
private:
char *_Gr;
_E _Dp, _Ks, *_Nf, *_Nt;
};
typedef numpunct<char> _Npc;
typedef numpunct<wchar_t> _Npwc;
// TEMPLATE CLASS numpunct_byname
template<class _E>
class numpunct_byname : public numpunct<_E> {
public:
explicit numpunct_byname(const char *_S, size_t _R = 0)
: numpunct<_E>(_Locinfo(_S), _R) {}
_PROTECTED:
virtual ~numpunct_byname()
{}
};
template<class _E>
locale::id numpunct<_E>::id;
#define _VIRTUAL virtual
template<class _E> inline
bool (isdigit)(_E _C, const locale& _L)
{return (_USE(_L, ctype<_E>).is(ctype_base::digit, _C)); }
// TEMPLATE CLASS num_get
template<class _E,
class _II = istreambuf_iterator<_E, char_traits<_E> > >
class num_get : public locale::facet {
public:
typedef numpunct<_E> _Mypunct;
typedef basic_string<_E, char_traits<_E>, allocator<_E> >
_Mystr;
static size_t __cdecl _Getcat()
{return (_LC_NUMERIC); }
static locale::id id;
_PROTECTED:
virtual ~num_get()
{}
protected:
void _Init(const _Locinfo& _Lobj)
{}
public:
explicit num_get(size_t _R = 0)
: locale::facet(_R) {_Init(_Locinfo()); }
num_get(const _Locinfo& _Lobj, size_t _R = 0)
: locale::facet(_R) {_Init(_Lobj); }
typedef _E char_type;
typedef _II iter_type;
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
_Bool& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
unsigned short& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
unsigned int& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
long& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
unsigned long& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
#ifdef _WIN64
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
__int64& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
unsigned __int64& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
#endif // _WIN64
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
float& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
double& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
long double& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
_II get(_II _F, _II _L, ios_base& _X, ios_base::iostate& _St,
void *& _V) const
{return (do_get(_F, _L, _X, _St, _V)); }
protected:
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, _Bool& _V) const
{int _Ans = -1;
if (_X.flags() & ios_base::boolalpha)
{const _Mypunct& _Fac = _USE(_X.getloc(), _Mypunct);
_Mystr _Str(1, (_E)0);
_Str += _Fac.falsename();
_Str += (_E)0;
_Str += _Fac.truename();
_Ans = _Getloctxt(_F, _L, (size_t)2, _Str.c_str()); }
else
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
const unsigned long _Ulo = strtoul(_Ac, &_Ep,
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc()));
if (_Ep != _Ac && errno == 0 && _Ulo <= 1)
_Ans = _Ulo; }
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ans < 0)
_St |= ios_base::failbit;
else
_V = _Ans != 0;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, unsigned short& _V) const
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
int _Base =
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc());
char *_S = _Ac[0] == '-' ? _Ac + 1 : _Ac;
const unsigned long _Ans = strtoul(_S, &_Ep, _Base);
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _S || errno != 0 || USHRT_MAX < _Ans)
_St |= ios_base::failbit;
else
_V = (unsigned short)(_Ac[0] == '-' ? -(long)_Ans : _Ans);
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, unsigned int& _V) const
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
int _Base =
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc());
char *_S = _Ac[0] == '-' ? _Ac + 1 : _Ac;
const unsigned long _Ans = strtoul(_S, &_Ep, _Base);
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _S || errno != 0 || UINT_MAX < _Ans)
_St |= ios_base::failbit;
else
_V = _Ac[0] == '-' ? -(long)_Ans : _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, long& _V) const
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
const long _Ans = strtol(_Ac, &_Ep,
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, unsigned long& _V) const
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
const unsigned long _Ans = strtoul(_Ac, &_Ep,
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
#ifdef _WIN64
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, __int64& _V) const
{char _Ac[_MAX_INT_DIG];
errno = 0;
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc());
const __int64 _Ans = _atoi64(_Ac);
if (_F == _L)
_St |= ios_base::eofbit;
if (errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, unsigned __int64& _V) const
{char _Ac[_MAX_INT_DIG];
errno = 0;
_Getifld(_Ac, _F, _L, _X.flags(), _X.getloc());
const unsigned __int64 _Ans = _atoi64(_Ac);
if (_F == _L)
_St |= ios_base::eofbit;
if (errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
#endif // _WIN64
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, float& _V) const
{char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep;
errno = 0;
const float _Ans = _Stof(_Ac, &_Ep,
_Getffld(_Ac, _F, _L, _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, double& _V) const
{char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep;
errno = 0;
const double _Ans = _Stod(_Ac, &_Ep,
_Getffld(_Ac, _F, _L, _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, long double& _V) const
{char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep;
errno = 0;
const long double _Ans = _Stold(_Ac, &_Ep,
_Getffld(_Ac, _F, _L, _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
_St |= ios_base::failbit;
else
_V = _Ans;
return (_F); }
_VIRTUAL _II do_get(_II _F, _II _L, ios_base& _X,
ios_base::iostate& _St, void *& _V) const
{union _Pvlo {
void *_Pv;
unsigned long _Lo[1 +
(sizeof (void *) - 1) / sizeof (unsigned long)];
} _U;
const int _NL = sizeof (_U._Lo) / sizeof (unsigned long);
for (int _I = 0; ; ++_F)
{char _Ac[_MAX_INT_DIG], *_Ep;
errno = 0;
_U._Lo[_I] = strtoul(_Ac, &_Ep,
_Getifld(_Ac, _F, _L,
ios_base::hex, _X.getloc()));
if (_F == _L)
_St |= ios_base::eofbit;
if (_Ep == _Ac || errno != 0)
{_St |= ios_base::failbit;
break; }
if (_NL <= ++_I)
break;
if (_F == _L || *_F != _WIDEN(_E, ':'))
{_St |= ios_base::failbit;
break; }}
if (!(_St & ios_base::failbit))
_V = _U._Pv;
return (_F); }
private:
static int __cdecl _Getifld(char *_Ac, _II& _F, _II& _L,
ios_base::fmtflags _Bfl, const locale& _Loc)
{const _E _E0 = _WIDEN(_E, '0');
const _Mypunct& _Fac = _USE(_Loc, _Mypunct);
const string _Gr = _Fac.grouping();
const _E _Ks = _Fac.thousands_sep();
char *_P = _Ac;
if (_F == _L)
;
else if (*_F == _WIDEN(_E, '+'))
*_P++ = '+', ++_F;
else if (*_F == _WIDEN(_E, '-'))
*_P++ = '-', ++_F;
_Bfl &= ios_base::basefield;
int _Base = _Bfl == ios_base::oct ? 8
: _Bfl == ios_base::hex ? 16
: _Bfl == ios_base::_Fmtzero ? 0 : 10;
bool _Sd = false, _Snz = false;
if (_F != _L && *_F == _E0)
{_Sd = true, ++_F;
if (_F != _L && (*_F == _WIDEN(_E, 'x')
|| *_F == _WIDEN(_E, 'X'))
&& (_Base == 0 || _Base == 16))
_Base = 16, _Sd = false, ++_F;
else if (_Base == 0)
_Base = 8; }
int _Dlen = _Base == 0 || _Base == 10 ? 10
: _Base == 8 ? 8 : 16 + 6;
string _Grin(1, _Sd ? '\1' : '\0');
size_t _I = 0;
for (char *const _Pe = &_Ac[_MAX_INT_DIG - 1];
_F != _L; ++_F)
if (memchr("0123456789abcdefABCDEF",
*_P = (char)_NARROW(_E, *_F), _Dlen) != 0)
{if ((_Snz || *_P != '0') && _P < _Pe)
++_P, _Snz = true;
_Sd = true;
if (_Grin[_I] != CHAR_MAX)
++_Grin[_I]; }
else if (_Grin[_I] == '\0' || _Ks == (_E)0
|| *_F != _Ks)
break;
else
_Grin.append(1, '\0'), ++_I;
if (_I == 0)
;
else if ('\0' < _Grin[_I])
++_I;
else
_Sd = false;
for (const char *_Pg = _Gr.c_str(); _Sd && 0 < _I; --_I)
if (*_Pg == CHAR_MAX)
break;
else if (0 < --_I && *_Pg != _Grin[_I]
|| 0 == _I && *_Pg < _Grin[_I])
_Sd = false;
else if ('\0' < _Pg[1])
++_Pg;
if (_Sd && !_Snz)
*_P++ = '0';
else if (!_Sd)
_P = _Ac;
*_P = '\0';
return (_Base);
}
static int __cdecl _Getffld(char *_Ac, _II& _F, _II &_L,
const locale& _Loc)
{const _E _E0 = _WIDEN(_E, '0');
const _Mypunct& _Fac = _USE(_Loc, _Mypunct);
char *_P = _Ac;
if (_F == _L)
;
else if (*_F == _WIDEN(_E, '+'))
*_P++ = '+', ++_F;
else if (*_F == _WIDEN(_E, '-'))
*_P++ = '-', ++_F;
bool _Sd = false;
for (; _F != _L && *_F == _E0; _Sd = true, ++_F)
;
if (_Sd)
*_P++ = '0';
int _Ns = 0;
int _Pten = 0;
for (; _F != _L && isdigit(*_P = (char)_NARROW(_E, *_F), _Loc);
_Sd = true, ++_F)
if (_Ns < _MAX_SIG_DIG)
++_P, ++_Ns;
else
++_Pten;
if (_F != _L && *_F == _Fac.decimal_point())
*_P++ = localeconv()->decimal_point[0], ++_F;
if (_Ns == 0)
{for (; _F != _L && *_F == _E0; _Sd = true, ++_F)
--_Pten;
if (_Pten < 0)
*_P++ = '0', ++_Pten; }
for (; _F != _L && isdigit(*_P = (char)_NARROW(_E, *_F), _Loc);
_Sd = true, ++_F)
if (_Ns < _MAX_SIG_DIG)
++_P, ++_Ns;
if (_Sd && _F != _L
&& (*_F == _WIDEN(_E, 'e') || *_F == _WIDEN(_E, 'E')))
{*_P++ = 'e', ++_F;
_Sd = false, _Ns = 0;
if (_F == _L)
;
else if (*_F == _WIDEN(_E, '+'))
*_P++ = '+', ++_F;
else if (*_F == _WIDEN(_E, '-'))
*_P++ = '-', ++_F;
for (; _F != _L && *_F == _E0; _Sd = true, ++_F)
;
if (_Sd)
*_P++ = '0';
for (; _F != _L && isdigit(*_P = (char)_NARROW(_E, *_F), _Loc);
_Sd = true, ++_F)
if (_Ns < _MAX_EXP_DIG)
++_P, ++_Ns; }
if (!_Sd)
_P = _Ac;
*_P = '\0';
return (_Pten);
};
};
template<class _E, class _II>
locale::id num_get<_E, _II>::id;
// TEMPLATE CLASS num_put
template<class _E,
class _OI = ostreambuf_iterator<_E, char_traits<_E> > >
class num_put : public locale::facet {
public:
typedef numpunct<_E> _Mypunct;
typedef basic_string<_E, char_traits<_E>, allocator<_E> >
_Mystr;
static size_t __cdecl _Getcat()
{return (_LC_NUMERIC); }
static locale::id id;
_PROTECTED:
virtual ~num_put()
{}
protected:
void _Init(const _Locinfo& _Lobj)
{}
public:
explicit num_put(size_t _R = 0)
: locale::facet(_R) {_Init(_Locinfo()); }
num_put(const _Locinfo& _Lobj, size_t _R = 0)
: locale::facet(_R) {_Init(_Lobj); }
typedef _E char_type;
typedef _OI iter_type;
_OI put(_OI _F, ios_base& _X, _E _Fill,
_Bool _V) const
{return (do_put(_F, _X, _Fill, _V)); }
_OI put(_OI _F, ios_base& _X, _E _Fill,
long _V) const
{return (do_put(_F, _X, _Fill, _V)); }
_OI put(_OI _F, ios_base& _X, _E _Fill,
unsigned long _V) const
{return (do_put(_F, _X, _Fill, _V)); }
#ifdef _WIN64
_OI put(_OI _F, ios_base& _X, _E _Fill,
__int64 _V) const
{return (do_put(_F, _X, _Fill, _V)); }
_OI put(_OI _F, ios_base& _X, _E _Fill,
unsigned __int64 _V) const
{return (do_put(_F, _X, _Fill, _V)); }
#endif // _WIN64
_OI put(_OI _F, ios_base& _X, _E _Fill,
double _V) const
{return (do_put(_F, _X, _Fill, _V)); }
_OI put(_OI _F, ios_base& _X, _E _Fill,
long double _V) const
{return (do_put(_F, _X, _Fill, _V)); }
_OI put(_OI _F, ios_base& _X, _E _Fill,
const void *_V) const
{return (do_put(_F, _X, _Fill, _V)); }
protected:
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
_Bool _V) const
{const _Mypunct& _Fac = _USE(_X.getloc(), _Mypunct);
_Mystr _Str;
if (!(_X.flags() & ios_base::boolalpha))
_Str.append(1, _WIDEN(_E, _V ? '1' : '0'));
else if (_V)
_Str = _Fac.truename();
else
_Str = _Fac.falsename();
size_t _M = _X.width() <= 0 || (size_t)(_X.width()) <= _Str.size()
? 0 : _X.width() - _Str.size();
ios_base::fmtflags _Afl =
_X.flags() & ios_base::adjustfield;
if (_Afl != ios_base::left)
_F = _Rep(_F, _Fill, _M), _M = 0;
_F = _Put(_F, _Str.c_str(), _Str.size());
_X.width(0);
return (_Rep(_F, _Fill, _M)); }
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
long _V) const
{char _Buf[2 * _MAX_INT_DIG], _Fmt[6];
return (_Iput(_F, _X, _Fill, _Buf,
sprintf(_Buf, _Ifmt(_Fmt, 'd', _X.flags()), _V))); }
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
unsigned long _V) const
{char _Buf[2 * _MAX_INT_DIG], _Fmt[6];
return (_Iput(_F, _X, _Fill, _Buf,
sprintf(_Buf, _Ifmt(_Fmt, 'u', _X.flags()), _V))); }
#ifdef _WIN64
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
__int64 _V) const
{char _Buf[2 * _MAX_INT_DIG], _Fmt[6];
return (_Iput(_F, _X, _Fill, _Buf,
sprintf(_Buf, _Ifmt(_Fmt, "Id", _X.flags()), _V))); }
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
unsigned __int64 _V) const
{char _Buf[2 * _MAX_INT_DIG], _Fmt[6];
return (_Iput(_F, _X, _Fill, _Buf,
sprintf(_Buf, _Ifmt(_Fmt, "Iu", _X.flags()), _V))); }
#endif // _WIN64
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
double _V) const
{char _Buf[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], _Fmt[8];
streamsize _Prec = _X.precision() <= 0
&& !(_X.flags() & ios_base::fixed) ? 6
: _X.precision();
int _Mpr = (int)(_MAX_SIG_DIG < _Prec ? _MAX_SIG_DIG : _Prec);
return (_Fput(_F, _X, _Fill, _Buf, _Prec - _Mpr,
sprintf(_Buf, _Ffmt(_Fmt, 0, _X.flags()),
_Mpr, _V))); }
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
long double _V) const
{char _Buf[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], _Fmt[8];
streamsize _Prec = _X.precision() <= 0
&& !(_X.flags() & ios_base::fixed) ? 6
: _X.precision();
int _Mpr = (int)(_MAX_SIG_DIG < _Prec ? _MAX_SIG_DIG : _Prec);
return (_Fput(_F, _X, _Fill, _Buf, _Prec - _Mpr,
sprintf(_Buf, _Ffmt(_Fmt, 'L', _X.flags()),
_Mpr, _V))); }
virtual _OI do_put(_OI _F, ios_base& _X, _E _Fill,
const void *_V) const
{
const int _NL = 1
+ (sizeof (void *) - 1) / sizeof (unsigned long);
char _Buf[(_NL + 1) * (_MAX_INT_DIG + 1)];
int _N = sprintf(_Buf, "%p", _V);
size_t _M = _X.width() <= 0 || _X.width() <= _N
? 0 : _X.width() - _N;
ios_base::fmtflags _Afl =
_X.flags() & ios_base::adjustfield;
if (_Afl != ios_base::left)
_F = _Rep(_F, _Fill, _M), _M = 0;
_F = _Putc(_F, _Buf, _N);
_X.width(0);
return (_Rep(_F, _Fill, _M)); }
static char *_Ffmt(char *_Fmt, char _Spec,
ios_base::fmtflags _Fl)
{char *_S = _Fmt;
*_S++ = '%';
if (_Fl & ios_base::showpos)
*_S++ = '+';
if (_Fl & ios_base::showpoint)
*_S++ = '#';
*_S++ = '.';
*_S++ = '*';
if (_Spec != 0)
*_S++ = _Spec; // 'L' for long double only
ios_base::fmtflags _Ffl = _Fl & ios_base::floatfield;
*_S++ = _Ffl == ios_base::fixed ? 'f'
: _Ffl == ios_base::scientific ? 'e' : 'g';
*_S = '\0';
return (_Fmt); }
static _OI __cdecl _Fput(_OI _F, ios_base& _X, _E _Fill,
const char *_S, size_t _Nz, size_t _N)
{size_t _M = _X.width() <= 0 || ((size_t)_X.width()) <= _N + _Nz
? 0 : _X.width() - _N - _Nz;
ios_base::fmtflags _Afl =
_X.flags() & ios_base::adjustfield;
if (_Afl != ios_base::left && _Afl != ios_base::internal)
_F = _Rep(_F, _Fill, _M), _M = 0;
else if (_Afl == ios_base::internal)
{if (0 < _N && (*_S == '+' || *_S == '-'))
_F = _Putc(_F, _S, 1), ++_S, --_N;
_F = _Rep(_F, _Fill, _M), _M = 0; }
const char *_P = (const char *)memchr(_S,
localeconv()->decimal_point[0], _N);
if (_P != 0)
{const _Mypunct& _Fac = _USE(_X.getloc(), _Mypunct);
size_t _Nf = (size_t) (_P - _S + 1);
_F = _Putc(_F, _S, _Nf - 1);
_F = _Rep(_F, _Fac.decimal_point(), 1);
_S += _Nf, _N -= _Nf; }
if ((_P = (const char *)memchr(_S, 'e', _N)) != 0)
{size_t _Nm = (size_t) (_P - _S + 1);
_F = _Putc(_F, _S, _Nm - 1);
_F = _Rep(_F, _WIDEN(_E, '0'), _Nz), _Nz = 0;
_F = _Putc(_F, _X.flags() & ios_base::uppercase
? "E" : "e", 1);
_S += _Nm, _N -= _Nm; }
_F = _Putc(_F, _S, _N);
_F = _Rep(_F, _WIDEN(_E, '0'), _Nz);
_X.width(0);
return (_Rep(_F, _Fill, _M)); }
static char *__cdecl _Ifmt(char *_Fmt, char _Spec,
ios_base::fmtflags _Fl)
{char *_S = _Fmt;
*_S++ = '%';
if (_Fl & ios_base::showpos)
*_S++ = '+';
if (_Fl & ios_base::showbase)
*_S++ = '#';
*_S++ = 'l';
ios_base::fmtflags _Bfl = _Fl & ios_base::basefield;
*_S++ = _Bfl == ios_base::oct ? 'o'
: _Bfl != ios_base::hex ? _Spec // 'd' or 'u'
: _Fl & ios_base::uppercase ? 'X' : 'x';
*_S = '\0';
return (_Fmt); }
#ifdef _WIN64
static char *__cdecl _Ifmt(char *_Fmt, const char *_Spec,
ios_base::fmtflags _Fl)
{char *_S = _Fmt;
*_S++ = '%';
if (_Fl & ios_base::showpos)
*_S++ = '+';
if (_Fl & ios_base::showbase)
*_S++ = '#';
*_S++ = _Spec[0];
ios_base::fmtflags _Bfl = _Fl & ios_base::basefield;
*_S++ = _Bfl == ios_base::oct ? 'o'
: _Bfl != ios_base::hex ? _Spec[1] // 'd' or 'u'
: _Fl & ios_base::uppercase ? 'X' : 'x';
*_S = '\0';
return (_Fmt); }
#endif // _WIN64
static _OI __cdecl _Iput(_OI _F, ios_base& _X, _E _Fill,
char *_S, size_t _N)
{const size_t _Np = *_S == '+' || *_S == '-' ? 1
: *_S == '0' && (_S[1] == 'x' || _S[1] == 'X') ? 2
: 0;
const _Mypunct& _Fac = _USE(_X.getloc(), _Mypunct);
const string _Gr = _Fac.grouping();
const _E _Ks = _Fac.thousands_sep();
bool _Grp = '\0' < *_Gr.c_str();
if (_Grp)
{const char *_Pg = _Gr.c_str();
size_t _I = _N;
for (_Grp = false; *_Pg != CHAR_MAX && '\0' < *_Pg
&& *_Pg < (char)(_I - _Np); _Grp = true)
{_I -= *_Pg;
memmove(&_S[_I + 1], &_S[_I], _N + 1 - _I);
_S[_I] = ',', ++_N;
if ('\0' < _Pg[1])
++_Pg; }}
size_t _M = _X.width() <= 0 || (size_t)(_X.width()) <= _N
? 0 : _X.width() - _N;
ios_base::fmtflags _Afl =
_X.flags() & ios_base::adjustfield;
if (_Afl != ios_base::left && _Afl != ios_base::internal)
_F = _Rep(_F, _Fill, _M), _M = 0;
else if (_Afl == ios_base::internal)
{_F = _Putc(_F, _S, _Np), _S += _Np, _N -= _Np;
_F = _Rep(_F, _Fill, _M), _M = 0; }
if (!_Grp)
_F = _Putc(_F, _S, _N);
else
for (; ; ++_S, --_N)
{size_t _Nd = strcspn(_S, ",");
_F = _Putc(_F, _S, _Nd);
_S += _Nd, _N -= _Nd;
if (_N == 0)
break;
if (_Ks != (_E)0)
_F = _Rep(_F, _Ks, 1); }
_X.width(0);
return (_Rep(_F, _Fill, _M)); }
static _OI _Put(_OI _F, const _E *_S, size_t _N)
{for (; 0 < _N; --_N, ++_F, ++_S)
*_F = *_S;
return (_F); }
static _OI _Putc(_OI _F, const char *_S, size_t _N)
{for (; 0 < _N; --_N, ++_F, ++_S)
*_F = _WIDEN(_E, *_S);
return (_F); }
static _OI _Rep(_OI _F, _E _C, size_t _N)
{for (; 0 < _N; --_N, ++_F)
*_F = _C;
return (_F); }
};
template<class _E, class _OI>
locale::id num_put<_E, _OI>::id;
#ifdef _DLL
#pragma warning(disable:4231) /* the extern before template is a non-standard extension */
extern template class _CRTIMP numpunct<char>;
extern template class _CRTIMP numpunct<wchar_t>;
extern template class _CRTIMP num_get<char,
istreambuf_iterator<char, char_traits<char> > >;
extern template class _CRTIMP num_get<wchar_t,
istreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
extern template class _CRTIMP num_put<char,
ostreambuf_iterator<char, char_traits<char> > >;
extern template class _CRTIMP num_put<wchar_t,
ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
#pragma warning(default:4231) /* restore previous warning */
#endif // _DLL
_STD_END
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
#endif /* _XLOCNUM_ */
/*
* Copyright (c) 1995 by P.J. Plauger. ALL RIGHTS RESERVED.
* Consult your license regarding permissions and restrictions.
*/