739 lines
32 KiB
Plaintext
739 lines
32 KiB
Plaintext
|
// 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.
|
||
|
|
*/
|