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// xlocnum internal header (from <locale>) |
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#pragma once |
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#ifndef _XLOCNUM_ |
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#define _XLOCNUM_ |
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#ifndef RC_INVOKED |
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#include <climits> |
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#include <cstdio> |
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#include <cstdlib> |
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#include <streambuf> |
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#ifdef _MSC_VER |
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#pragma pack(push,_CRT_PACKING) |
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#pragma warning(push,3) |
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#endif /* _MSC_VER */ |
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// TEXT-TO-NUMERIC CONVERSION FUNCTIONS |
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_C_STD_BEGIN |
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#if defined(__cplusplus) && !defined(MRTDLL) && !defined(_M_CEE_PURE) |
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_C_LIB_DECL |
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#endif |
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extern _CRTIMP2_PURE float __CLRCALL_PURE_OR_CDECL _Stofx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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long, int *); |
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extern _CRTIMP2_PURE double __CLRCALL_PURE_OR_CDECL _Stodx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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long, int *); |
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extern _CRTIMP2_PURE long double __CLRCALL_PURE_OR_CDECL _Stoldx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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long, int *); |
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extern _CRTIMP2_PURE long __CLRCALL_PURE_OR_CDECL _Stolx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, int, |
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int *); |
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extern _CRTIMP2_PURE unsigned long __CLRCALL_PURE_OR_CDECL _Stoulx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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int, int *); |
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#ifdef _LONGLONG |
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extern _CRTIMP2_PURE _LONGLONG __CLRCALL_PURE_OR_CDECL _Stollx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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int, int *); |
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extern _CRTIMP2_PURE _ULONGLONG __CLRCALL_PURE_OR_CDECL _Stoullx(const char *,_Out_opt_ _Deref_post_opt_valid_ char **, |
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int, int *); |
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#endif /* _LONGLONG */ |
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#if defined(__cplusplus) && !defined(MRTDLL) && !defined(_M_CEE_PURE) |
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_END_C_LIB_DECL |
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#endif |
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_C_STD_END |
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#ifdef _LONGLONG |
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#define _STOLL(buf, ptr, base, perr) _Stollx(buf, ptr, base, perr) |
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#define _STOULL(buf, ptr, base, perr) _Stoullx(buf, ptr, base, perr) |
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#endif /* _LONGLONG */ |
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_STD_BEGIN |
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#define _VIRTUAL virtual |
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#pragma warning(push) |
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#pragma warning(disable:4275) |
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// TEMPLATE CLASS numpunct |
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template<class _Elem> |
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class numpunct |
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: public locale::facet |
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{ // facet for defining numeric punctuation text |
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public: |
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typedef basic_string<_Elem, char_traits<_Elem>, allocator<_Elem> > |
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string_type; |
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typedef _Elem char_type; |
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__PURE_APPDOMAIN_GLOBAL static locale::id id; // unique facet id |
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_Elem __CLR_OR_THIS_CALL decimal_point() const |
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{ // return decimal point |
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return (do_decimal_point()); |
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} |
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_Elem __CLR_OR_THIS_CALL thousands_sep() const |
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{ // return thousands separator |
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return (do_thousands_sep()); |
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} |
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string __CLR_OR_THIS_CALL grouping() const |
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{ // return grouping string |
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return (do_grouping()); |
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} |
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string_type __CLR_OR_THIS_CALL falsename() const |
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{ // return name for false |
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return (do_falsename()); |
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} |
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string_type __CLR_OR_THIS_CALL truename() const |
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{ // return name for true |
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return (do_truename()); |
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} |
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explicit __CLR_OR_THIS_CALL numpunct(size_t _Refs = 0) |
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: locale::facet(_Refs) |
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{ // construct from current locale |
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_BEGIN_LOCINFO(_Lobj) |
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_Init(_Lobj); |
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if (_Kseparator == 0) |
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_Kseparator = // NB: differs from "C" locale |
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_MAKLOCCHR(_Elem, ',', _Lobj._Getcvt()); |
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_END_LOCINFO() |
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} |
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__CLR_OR_THIS_CALL numpunct(const _Locinfo& _Lobj, size_t _Refs = 0, bool _Isdef = false) |
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: locale::facet(_Refs) |
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{ // construct from specified locale |
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_Init(_Lobj, _Isdef); |
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} |
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static size_t __CLRCALL_OR_CDECL _Getcat(const locale::facet **_Ppf = 0, |
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const locale *_Ploc = 0) |
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{ // return locale category mask and construct standard facet |
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if (_Ppf != 0 && *_Ppf == 0) |
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*_Ppf = _NEW_CRT numpunct<_Elem>( |
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_Locinfo(_Ploc->name()), 0, true); |
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return (_X_NUMERIC); |
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} |
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_PROTECTED: |
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_VIRTUAL __CLR_OR_THIS_CALL ~numpunct() |
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{ // destroy the object |
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_Tidy(); |
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} |
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protected: |
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__CLR_OR_THIS_CALL numpunct(const char *_Locname, size_t _Refs = 0, bool _Isdef = false) |
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: locale::facet(_Refs) |
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{ // construct from specified locale |
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_BEGIN_LOCINFO(_Lobj(_Locname)) |
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_Init(_Lobj, _Isdef); |
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_END_LOCINFO() |
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} |
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void __CLR_OR_THIS_CALL _Init(const _Locinfo& _Lobj, bool _Isdef = false) |
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{ // initialize from _Lobj |
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const lconv *_Ptr = _Lobj._Getlconv(); |
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_Grouping = 0; |
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_Falsename = 0; |
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_Truename = 0; |
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_TRY_BEGIN |
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_Grouping = _MAKLOCSTR(char, _Ptr->grouping, _Lobj._Getcvt()); |
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_Falsename = _MAKLOCSTR(_Elem, _Lobj._Getfalse(), _Lobj._Getcvt()); |
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_Truename = _MAKLOCSTR(_Elem, _Lobj._Gettrue(), _Lobj._Getcvt()); |
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_CATCH_ALL |
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_Tidy(); |
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_RERAISE; |
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_CATCH_END |
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_Dp = _MAKLOCCHR(_Elem, _Ptr->decimal_point[0], _Lobj._Getcvt()); |
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_Kseparator = |
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_MAKLOCCHR(_Elem, _Ptr->thousands_sep[0], _Lobj._Getcvt()); |
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if (_Isdef) |
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{ // apply defaults for required facets |
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_Grouping = _MAKLOCSTR(char, "", _Lobj._Getcvt()); |
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_Dp = _MAKLOCCHR(_Elem, '.', _Lobj._Getcvt()); |
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_Kseparator = _MAKLOCCHR(_Elem, ',', _Lobj._Getcvt()); |
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} |
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} |
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_VIRTUAL _Elem __CLR_OR_THIS_CALL do_decimal_point() const |
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{ // return decimal point |
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return (_Dp); |
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} |
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_VIRTUAL _Elem __CLR_OR_THIS_CALL do_thousands_sep() const |
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{ // return thousands separator |
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return (_Kseparator); |
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} |
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_VIRTUAL string __CLR_OR_THIS_CALL do_grouping() const |
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{ // return grouping string |
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return (string(_Grouping)); |
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} |
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_VIRTUAL string_type __CLR_OR_THIS_CALL do_falsename() const |
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{ // return name for false |
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return (string_type(_Falsename)); |
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} |
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_VIRTUAL string_type __CLR_OR_THIS_CALL do_truename() const |
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{ // return name for true |
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return (string_type(_Truename)); |
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} |
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private: |
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void __CLR_OR_THIS_CALL _Tidy() |
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{ // free all storage |
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_DELETE_CRT_VEC((void *)_Grouping); |
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_DELETE_CRT_VEC((void *)_Falsename); |
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_DELETE_CRT_VEC((void *)_Truename); |
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} |
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const char *_Grouping; // grouping string, "" for "C" locale |
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_Elem _Dp; // decimal point, '.' for "C" locale |
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_Elem _Kseparator; // thousands separator, '\0' for "C" locale |
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const _Elem *_Falsename; // name for false, "false" for "C" locale |
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const _Elem *_Truename; // name for true, "true" for "C" locale |
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}; |
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// TEMPLATE CLASS numpunct_byname |
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template<class _Elem> |
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class numpunct_byname |
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: public numpunct<_Elem> |
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{ // numpunct for named locale |
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public: |
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explicit __CLR_OR_THIS_CALL numpunct_byname(const char *_Locname, size_t _Refs = 0) |
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: numpunct<_Elem>(_Locname, _Refs) |
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{ // construct for named locale |
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} |
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_PROTECTED: |
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_VIRTUAL __CLR_OR_THIS_CALL ~numpunct_byname() |
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{ // destroy the object |
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} |
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}; |
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// STATIC numpunct::id OBJECT |
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template<class _Elem> |
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__PURE_APPDOMAIN_GLOBAL locale::id numpunct<_Elem>::id; |
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// TEMPLATE CLASS num_get |
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template<class _Elem, |
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class _InIt = istreambuf_iterator<_Elem, char_traits<_Elem> > > |
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class num_get |
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: public locale::facet |
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{ // facet for converting text to encoded numbers |
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public: |
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typedef numpunct<_Elem> _Mypunct; |
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typedef basic_string<_Elem, char_traits<_Elem>, allocator<_Elem> > |
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_Mystr; |
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static size_t __CLRCALL_OR_CDECL _Getcat(const locale::facet **_Ppf = 0, |
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const locale *_Ploc = 0) |
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{ // return locale category mask and construct standard facet |
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if (_Ppf != 0 && *_Ppf == 0) |
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*_Ppf = _NEW_CRT num_get<_Elem, _InIt>( |
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_Locinfo(_Ploc->name())); |
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return (_X_NUMERIC); |
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} |
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__PURE_APPDOMAIN_GLOBAL static locale::id id; // unique facet id |
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_PROTECTED: |
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_VIRTUAL __CLR_OR_THIS_CALL ~num_get() |
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{ // destroy the object |
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} |
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protected: |
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void _Init(const _Locinfo& _Lobj) |
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{ // initialize from _Locinfo object |
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_Cvt = _Lobj._Getcvt(); |
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} |
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_Locinfo::_Cvtvec _Cvt; // conversion information |
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public: |
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explicit __CLR_OR_THIS_CALL num_get(size_t _Refs = 0) |
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: locale::facet(_Refs) |
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{ // construct from current locale |
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_BEGIN_LOCINFO(_Lobj) |
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_Init(_Lobj); |
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_END_LOCINFO() |
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} |
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__CLR_OR_THIS_CALL num_get(const _Locinfo& _Lobj, size_t _Refs = 0) |
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: locale::facet(_Refs) |
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{ // construct from specified locale |
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_Init(_Lobj); |
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} |
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typedef _Elem char_type; |
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typedef _InIt iter_type; |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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_Bool& _Val) const |
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{ // get bool from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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unsigned short& _Val) const |
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{ // get unsigned short from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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unsigned int& _Val) const |
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{ // get unsigned int from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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long& _Val) const |
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{ // get long from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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unsigned long& _Val) const |
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{ // get unsigned long from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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#ifdef _LONGLONG |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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_LONGLONG& _Val) const |
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{ // get long long from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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_ULONGLONG& _Val) const |
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{ // get unsigned long long from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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#endif /* _LONGLONG */ |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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float& _Val) const |
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{ // get float from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
336 |
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ios_base& _Iosbase, ios_base::iostate& _State, |
337 |
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double& _Val) const |
338 |
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{ // get double from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
344 |
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long double& _Val) const |
345 |
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{ // get long double from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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_InIt __CLR_OR_THIS_CALL get(_InIt _First, _InIt _Last, |
350 |
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ios_base& _Iosbase, ios_base::iostate& _State, |
351 |
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void *& _Val) const |
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{ // get void pointer from [_First, _Last) into _Val |
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return (do_get(_First, _Last, _Iosbase, _State, _Val)); |
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} |
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protected: |
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_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
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ios_base& _Iosbase, ios_base::iostate& _State, |
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_Bool& _Val) const |
360 |
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{ // get bool from [_First, _Last) into _Val |
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_DEBUG_RANGE(_First, _Last); |
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int _Ans = -1; // negative answer indicates failure |
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|
364 |
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if (_Iosbase.flags() & ios_base::boolalpha) |
365 |
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{ // get false name or true name |
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typedef typename _Mystr::size_type _Mystrsize; |
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const _Mypunct& _Punct_fac = _USE(_Iosbase.getloc(), _Mypunct); |
368 |
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_Mystr _Str((_Mystrsize)1, (char_type)0); |
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_Str += _Punct_fac.falsename(); |
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_Str += (char_type)0; |
371 |
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_Str += _Punct_fac.truename(); // construct "\0false\0true" |
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_Ans = _Getloctxt(_First, _Last, (size_t)2, _Str.c_str()); |
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} |
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else |
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{ // get zero or nonzero integer |
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char _Ac[_MAX_INT_DIG], *_Ep; |
377 |
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int _Errno = 0; |
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const unsigned long _Ulo = ::_Stoulx(_Ac, &_Ep, |
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_Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
380 |
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_Iosbase.getloc()), &_Errno); |
381 |
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if (_Ep != _Ac && _Errno == 0 && _Ulo <= 1) |
382 |
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_Ans = _Ulo; |
383 |
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} |
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|
385 |
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if (_First == _Last) |
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_State |= ios_base::eofbit; |
387 |
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if (_Ans < 0) |
388 |
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_State |= ios_base::failbit; |
389 |
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else |
390 |
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_Val = _Ans != 0; // deliver value |
391 |
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return (_First); |
392 |
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} |
393 |
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|
394 |
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_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
395 |
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ios_base& _Iosbase, ios_base::iostate& _State, |
396 |
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unsigned short& _Val) const |
397 |
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{ // get unsigned short from [_First, _Last) into _Val |
398 |
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_DEBUG_RANGE(_First, _Last); |
399 |
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char _Ac[_MAX_INT_DIG], *_Ep; |
400 |
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int _Errno = 0; |
401 |
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int _Base = _Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
402 |
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_Iosbase.getloc()); // gather field into _Ac |
403 |
|
char *_Ptr = _Ac[0] == '-' ? _Ac + 1 : _Ac; // point past any sign |
404 |
|
const unsigned long _Ans = |
405 |
|
::_Stoulx(_Ptr, &_Ep, _Base, &_Errno); // convert |
406 |
|
|
407 |
|
if (_First == _Last) |
408 |
|
_State |= ios_base::eofbit; |
409 |
|
if (_Ep == _Ptr || _Errno != 0 || USHRT_MAX < _Ans) |
410 |
|
_State |= ios_base::failbit; |
411 |
|
else |
412 |
|
_Val = (unsigned short)(_Ac[0] == '-' |
413 |
|
? 0 -_Ans : _Ans); // deliver value |
414 |
|
return (_First); |
415 |
|
} |
416 |
|
|
417 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
418 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
419 |
|
unsigned int& _Val) const |
420 |
|
{ // get unsigned int from [_First, _Last) into _Val |
421 |
|
_DEBUG_RANGE(_First, _Last); |
422 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
423 |
|
int _Errno = 0; |
424 |
|
int _Base = _Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
425 |
|
_Iosbase.getloc()); // gather field into _Ac |
426 |
|
char *_Ptr = _Ac[0] == '-' ? _Ac + 1 : _Ac; // point past any sign |
427 |
|
const unsigned long _Ans = |
428 |
|
::_Stoulx(_Ptr, &_Ep, _Base, &_Errno); // convert |
429 |
|
|
430 |
|
if (_First == _Last) |
431 |
|
_State |= ios_base::eofbit; |
432 |
|
if (_Ep == _Ptr || _Errno != 0 || UINT_MAX < _Ans) |
433 |
|
_State |= ios_base::failbit; |
434 |
|
else |
435 |
|
_Val = _Ac[0] == '-' ? 0 -_Ans : _Ans; // deliver value |
436 |
|
return (_First); |
437 |
|
} |
438 |
|
|
439 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
440 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
441 |
|
long& _Val) const |
442 |
|
{ // get long from [_First, _Last) into _Val |
443 |
|
_DEBUG_RANGE(_First, _Last); |
444 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
445 |
|
int _Errno = 0; |
446 |
|
const long _Ans = ::_Stolx(_Ac, &_Ep, |
447 |
|
_Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
448 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
449 |
|
|
450 |
|
if (_First == _Last) |
451 |
|
_State |= ios_base::eofbit; |
452 |
|
if (_Ep == _Ac || _Errno != 0) |
453 |
|
_State |= ios_base::failbit; |
454 |
|
else |
455 |
|
_Val = _Ans; // deliver value |
456 |
|
return (_First); |
457 |
|
} |
458 |
|
|
459 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
460 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
461 |
|
unsigned long& _Val) const |
462 |
|
{ // get unsigned long from [_First, _Last) into _Val |
463 |
|
_DEBUG_RANGE(_First, _Last); |
464 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
465 |
|
int _Errno = 0; |
466 |
|
const unsigned long _Ans = ::_Stoulx(_Ac, &_Ep, |
467 |
|
_Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
468 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
469 |
|
|
470 |
|
if (_First == _Last) |
471 |
|
_State |= ios_base::eofbit; |
472 |
|
if (_Ep == _Ac || _Errno != 0) |
473 |
|
_State |= ios_base::failbit; |
474 |
|
else |
475 |
|
_Val = _Ans; // deliver value |
476 |
|
return (_First); |
477 |
|
} |
478 |
|
|
479 |
|
#ifdef _LONGLONG |
480 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
481 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
482 |
|
_LONGLONG& _Val) const |
483 |
|
{ // get long long from [_First, _Last) into _Val |
484 |
|
_DEBUG_RANGE(_First, _Last); |
485 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
486 |
|
int _Errno = 0; |
487 |
|
const _LONGLONG _Ans = ::_STOLL(_Ac, &_Ep, |
488 |
|
_Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
489 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
490 |
|
|
491 |
|
if (_First == _Last) |
492 |
|
_State |= ios_base::eofbit; |
493 |
|
if (_Ep == _Ac || _Errno != 0) |
494 |
|
_State |= ios_base::failbit; |
495 |
|
else |
496 |
|
_Val = _Ans; // deliver value |
497 |
|
return (_First); |
498 |
|
} |
499 |
|
|
500 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
501 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
502 |
|
_ULONGLONG& _Val) const |
503 |
|
{ // get unsigned long long from [_First, _Last) into _Val |
504 |
|
_DEBUG_RANGE(_First, _Last); |
505 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
506 |
|
int _Errno = 0; |
507 |
|
const _ULONGLONG _Ans = ::_STOULL(_Ac, &_Ep, |
508 |
|
_Getifld(_Ac, _First, _Last, _Iosbase.flags(), |
509 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
510 |
|
|
511 |
|
if (_First == _Last) |
512 |
|
_State |= ios_base::eofbit; |
513 |
|
if (_Ep == _Ac || _Errno != 0) |
514 |
|
_State |= ios_base::failbit; |
515 |
|
else |
516 |
|
_Val = _Ans; // deliver value |
517 |
|
return (_First); |
518 |
|
} |
519 |
|
#endif /* _LONGLONG */ |
520 |
|
|
521 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
522 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
523 |
|
float& _Val) const |
524 |
|
{ // get float from [_First, _Last) into _Val |
525 |
|
_DEBUG_RANGE(_First, _Last); |
526 |
|
char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep; |
527 |
|
int _Errno = 0; |
528 |
|
const float _Ans = ::_Stofx(_Ac, &_Ep, |
529 |
|
_Getffld(_Ac, _First, _Last, |
530 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
531 |
|
|
532 |
|
if (_First == _Last) |
533 |
|
_State |= ios_base::eofbit; |
534 |
|
if (_Ep == _Ac || _Errno != 0) |
535 |
|
_State |= ios_base::failbit; |
536 |
|
else |
537 |
|
_Val = _Ans; // deliver value |
538 |
|
return (_First); |
539 |
|
} |
540 |
|
|
541 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
542 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
543 |
|
double& _Val) const |
544 |
|
{ // get double from [_First, _Last) into _Val |
545 |
|
_DEBUG_RANGE(_First, _Last); |
546 |
|
char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep; |
547 |
|
int _Errno = 0; |
548 |
|
const double _Ans = ::_Stodx(_Ac, &_Ep, |
549 |
|
_Getffld(_Ac, _First, _Last, |
550 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
551 |
|
|
552 |
|
if (_First == _Last) |
553 |
|
_State |= ios_base::eofbit; |
554 |
|
if (_Ep == _Ac || _Errno != 0) |
555 |
|
_State |= ios_base::failbit; |
556 |
|
else |
557 |
|
_Val = _Ans; // deliver value |
558 |
|
return (_First); |
559 |
|
} |
560 |
|
|
561 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
562 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
563 |
|
long double& _Val) const |
564 |
|
{ // get long double from [_First, _Last) into _Val |
565 |
|
_DEBUG_RANGE(_First, _Last); |
566 |
|
char _Ac[_MAX_EXP_DIG + _MAX_SIG_DIG + 16], *_Ep; |
567 |
|
int _Errno = 0; |
568 |
|
const long double _Ans = ::_Stoldx(_Ac, &_Ep, |
569 |
|
_Getffld(_Ac, _First, _Last, |
570 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
571 |
|
|
572 |
|
if (_First == _Last) |
573 |
|
_State |= ios_base::eofbit; |
574 |
|
if (_Ep == _Ac || _Errno != 0) |
575 |
|
_State |= ios_base::failbit; |
576 |
|
else |
577 |
|
_Val = _Ans; // deliver value |
578 |
|
return (_First); |
579 |
|
} |
580 |
|
|
581 |
|
_VIRTUAL _InIt __CLR_OR_THIS_CALL do_get(_InIt _First, _InIt _Last, |
582 |
|
ios_base& _Iosbase, ios_base::iostate& _State, |
583 |
|
void *& _Val) const |
584 |
|
{ // get void pointer from [_First, _Last) into _Val |
585 |
|
_DEBUG_RANGE(_First, _Last); |
586 |
|
char _Ac[_MAX_INT_DIG], *_Ep; |
587 |
|
int _Errno = 0; |
588 |
|
|
589 |
|
#ifdef _LONGLONG |
590 |
|
int _Base = _Getifld(_Ac, _First, _Last, ios_base::hex, |
591 |
|
_Iosbase.getloc()); // gather field |
592 |
|
const _ULONGLONG _Ans = |
593 |
|
(sizeof (void *) == sizeof (unsigned long)) |
594 |
|
? (_ULONGLONG)::_Stoulx(_Ac, &_Ep, _Base, &_Errno) |
595 |
|
: ::_STOULL(_Ac, &_Ep, _Base, &_Errno); |
596 |
|
|
597 |
|
#else /* _LONGLONG */ |
598 |
|
const unsigned long _Ans = ::_Stoulx(_Ac, &_Ep, |
599 |
|
_Getifld(_Ac, _First, _Last, ios_base::hex, |
600 |
|
_Iosbase.getloc()), &_Errno); // gather field, convert |
601 |
|
#endif /* _LONGLONG */ |
602 |
|
|
603 |
|
if (_First == _Last) |
604 |
|
_State |= ios_base::eofbit; |
605 |
|
if (_Ep == _Ac || _Errno != 0) |
606 |
|
_State |= ios_base::failbit; |
607 |
|
else |
608 |
|
_Val = (void *)((char *)0 + _Ans); // deliver value |
609 |
|
return (_First); |
610 |
|
} |
611 |
|
|
612 |
|
private: |
613 |
|
int __CLRCALL_OR_CDECL _Getifld(_Pre_notnull_ _Post_z_ char *_Ac, |
614 |
|
_InIt& _First, _InIt& _Last, ios_base::fmtflags _Basefield, |
615 |
|
const locale& _Loc) const |
616 |
|
{ // get integer field from [_First, _Last) into _Ac |
617 |
|
const _Mypunct& _Punct_fac = _USE(_Loc, _Mypunct); |
618 |
|
const string _Grouping = _Punct_fac.grouping(); |
619 |
|
const _Elem _Kseparator = _Grouping.size() == 0 |
620 |
|
? (_Elem)0 : _Punct_fac.thousands_sep(); |
621 |
|
const _Elem _E0 = _MAKLOCCHR(_Elem, '0', _Cvt); |
622 |
|
char *_Ptr = _Ac; |
623 |
|
|
624 |
|
if (_First == _Last) |
625 |
|
; // empty field |
626 |
|
else if (*_First == _MAKLOCCHR(_Elem, '+', _Cvt)) |
627 |
|
*_Ptr++ = '+', ++_First; // gather plus sign |
628 |
|
else if (*_First == _MAKLOCCHR(_Elem, '-', _Cvt)) |
629 |
|
*_Ptr++ = '-', ++_First; // gather minus sign |
630 |
|
|
631 |
|
_Basefield &= ios_base::basefield; |
632 |
|
int _Base = _Basefield == ios_base::oct ? 8 |
633 |
|
: _Basefield == ios_base::hex ? 16 |
634 |
|
: _Basefield == ios_base::_Fmtzero ? 0 : 10; |
635 |
|
|
636 |
|
bool _Seendigit = false; // seen a digit in input |
637 |
|
bool _Nonzero = false; // seen a nonzero digit in input |
638 |
|
|
639 |
|
if (_First != _Last && *_First == _E0) |
1039 |
|
_PROTECTED: |
1040 |
|
_VIRTUAL __CLR_OR_THIS_CALL ~num_put() |
1041 |
|
{ // destroy the object |
1042 |
|
} |
1043 |
|
|
1044 |
|
protected: |
1045 |
|
void __CLR_OR_THIS_CALL _Init(const _Locinfo& _Lobj) |
1046 |
|
{ // initialize from _Locinfo object |
1047 |
|
_Cvt = _Lobj._Getcvt(); |
1048 |
|
} |
1049 |
|
|
1050 |
|
_Locinfo::_Cvtvec _Cvt; // conversion information |
1051 |
|
|
1052 |
|
public: |
1053 |
|
explicit __CLR_OR_THIS_CALL num_put(size_t _Refs = 0) |
1054 |
|
: locale::facet(_Refs) |
1055 |
|
{ // construct from current locale |
1056 |
|
_BEGIN_LOCINFO(_Lobj) |
1057 |
|
_Init(_Lobj); |
1058 |
|
_END_LOCINFO() |
1059 |
|
} |
1060 |
|
|
1061 |
|
__CLR_OR_THIS_CALL num_put(const _Locinfo& _Lobj, size_t _Refs = 0) |
1062 |
|
: locale::facet(_Refs) |
1063 |
|
{ // construct from specified locale |
1064 |
|
_Init(_Lobj); |
1065 |
|
} |
1066 |
|
|
1067 |
|
typedef _Elem char_type; |
1068 |
|
typedef _OutIt iter_type; |
1069 |
|
|
1070 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1071 |
|
ios_base& _Iosbase, _Elem _Fill, _Bool _Val) const |
1072 |
|
{ // put formatted bool to _Dest |
1073 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1074 |
|
} |
1075 |
|
|
1076 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1077 |
|
ios_base& _Iosbase, _Elem _Fill, long _Val) const |
1078 |
|
{ // put formatted long to _Dest |
1079 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1080 |
|
} |
1081 |
|
|
1082 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1083 |
|
ios_base& _Iosbase, _Elem _Fill, unsigned long _Val) const |
1084 |
|
{ // put formatted unsigned long to _Dest |
1085 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1086 |
|
} |
1087 |
|
|
1088 |
|
#ifdef _LONGLONG |
1089 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1090 |
|
ios_base& _Iosbase, _Elem _Fill, _LONGLONG _Val) const |
1091 |
|
{ // put formatted long long to _Dest |
1092 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1093 |
|
} |
1094 |
|
|
1095 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1096 |
|
ios_base& _Iosbase, _Elem _Fill, _ULONGLONG _Val) const |
1097 |
|
{ // put formatted unsigned long long to _Dest |
1098 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1099 |
|
} |
1100 |
|
#endif /* _LONGLONG */ |
1101 |
|
|
1102 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1103 |
|
ios_base& _Iosbase, _Elem _Fill, double _Val) const |
1104 |
|
{ // put formatted double to _Dest |
1105 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1106 |
|
} |
1107 |
|
|
1108 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1109 |
|
ios_base& _Iosbase, _Elem _Fill, long double _Val) const |
1110 |
|
{ // put formatted long double to _Dest |
1111 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1112 |
|
} |
1113 |
|
|
1114 |
|
_OutIt __CLR_OR_THIS_CALL put(_OutIt _Dest, |
1115 |
|
ios_base& _Iosbase, _Elem _Fill, const void *_Val) const |
1116 |
|
{ // put formatted void pointer to _Dest |
1117 |
|
return (do_put(_Dest, _Iosbase, _Fill, _Val)); |
1118 |
|
} |
1119 |
|
|
1120 |
|
protected: |
1121 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1122 |
|
ios_base& _Iosbase, _Elem _Fill, _Bool _Val) const |
1123 |
|
{ // put formatted bool to _Dest |
1124 |
|
_DEBUG_POINTER(_Dest); |
1125 |
|
if (!(_Iosbase.flags() & ios_base::boolalpha)) |
1126 |
|
return (do_put(_Dest, _Iosbase, _Fill, (long)_Val)); |
1127 |
|
else |
1128 |
|
{ // put "false" or "true" |
1129 |
|
const _Mypunct& _Punct_fac = _USE(_Iosbase.getloc(), _Mypunct); |
1130 |
|
_Mystr _Str; |
1131 |
|
if (_Val) |
1132 |
|
_Str.assign(_Punct_fac.truename()); |
1133 |
|
else |
1134 |
|
_Str.assign(_Punct_fac.falsename()); |
1135 |
|
|
1136 |
|
size_t _Fillcount = _Iosbase.width() <= 0 |
1137 |
|
|| (size_t)_Iosbase.width() <= _Str.size() |
1138 |
|
? 0 : (size_t)_Iosbase.width() - _Str.size(); |
1139 |
|
|
1140 |
|
if ((_Iosbase.flags() & ios_base::adjustfield) != ios_base::left) |
1141 |
|
{ // put leading fill |
1142 |
|
_Dest = _Rep(_Dest, _Fill, _Fillcount); |
1143 |
|
_Fillcount = 0; |
1144 |
|
} |
1145 |
|
_Dest = _Put(_Dest, _Str.c_str(), _Str.size()); // put field |
1146 |
|
_Iosbase.width(0); |
1147 |
|
return (_Rep(_Dest, _Fill, _Fillcount)); // put trailing fill |
1148 |
|
} |
1149 |
|
} |
1150 |
|
|
1151 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1152 |
|
ios_base& _Iosbase, _Elem _Fill, long _Val) const |
1153 |
|
{ // put formatted long to _Dest |
1154 |
|
const size_t _Buf_size = 2 * _MAX_INT_DIG; |
1155 |
|
char _Buf[_Buf_size], _Fmt[6]; |
1156 |
|
return (_Iput(_Dest, _Iosbase, _Fill, _Buf, |
1157 |
|
::sprintf_s(_Buf, _Buf_size, _Ifmt(_Fmt, "ld", |
1158 |
|
_Iosbase.flags()), _Val))); |
1159 |
|
} |
1160 |
|
|
1161 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1162 |
|
ios_base& _Iosbase, _Elem _Fill, unsigned long _Val) const |
1163 |
|
{ // put formatted unsigned long to _Dest |
1164 |
|
const size_t _Buf_size = 2 * _MAX_INT_DIG; |
1165 |
|
char _Buf[_Buf_size], _Fmt[6]; |
1166 |
|
return (_Iput(_Dest, _Iosbase, _Fill, _Buf, |
1167 |
|
::sprintf_s(_Buf, _Buf_size, _Ifmt(_Fmt, "lu", |
1168 |
|
_Iosbase.flags()), _Val))); |
1169 |
|
} |
1170 |
|
|
1171 |
|
#ifdef _LONGLONG |
1172 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1173 |
|
ios_base& _Iosbase, _Elem _Fill, _LONGLONG _Val) const |
1174 |
|
{ // put formatted long long to _Dest |
1175 |
|
const size_t _Buf_size = 2 * _MAX_INT_DIG; |
1176 |
|
char _Buf[_Buf_size], _Fmt[8]; |
1177 |
|
return (_Iput(_Dest, _Iosbase, _Fill, _Buf, |
1178 |
|
::sprintf_s(_Buf, _Buf_size, _Ifmt(_Fmt, "Ld", |
1179 |
|
_Iosbase.flags()), _Val))); |
1180 |
|
} |
1181 |
|
|
1182 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1183 |
|
ios_base& _Iosbase, _Elem _Fill, _ULONGLONG _Val) const |
1184 |
|
{ // put formatted unsigned long long to _Dest |
1185 |
|
const size_t _Buf_size = 2 * _MAX_INT_DIG; |
1186 |
|
char _Buf[_Buf_size], _Fmt[8]; |
1187 |
|
return (_Iput(_Dest, _Iosbase, _Fill, _Buf, |
1188 |
|
::sprintf_s(_Buf, _Buf_size, _Ifmt(_Fmt, "Lu", |
1189 |
|
_Iosbase.flags()), _Val))); |
1190 |
|
} |
1191 |
|
#endif /* _LONGLONG */ |
1192 |
|
|
1193 |
|
_VIRTUAL _OutIt __CLR_OR_THIS_CALL do_put(_OutIt _Dest, |
1194 |
|
ios_base& _Iosbase, _Elem _Fill, double _Val) const |
1195 |
|
{ // put formatted double to _Dest |
1196 |
|
const size_t _Buf_size = _MAX_EXP_DIG + _MAX_SIG_DIG + 64; |
1197 |
|
char _Buf[_Buf_size], _Fmt[8]; |
1198 |
|
streamsize _Precision = _Iosbase.precision() <= 0 |
1199 |
|
&& !(_Iosbase.flags() & ios_base::fixed) |
1200 |
|
? 6 : _Iosbase.precision(); // desired precision |
1201 |
|
int _Significance = _MAX_SIG_DIG < _Precision |
1202 |
|
? _MAX_SIG_DIG : (int)_Precision; // actual sprintf precision |
1203 |
|
_Precision -= _Significance; |
1204 |
|
size_t _Beforepoint = 0; // zeros to add before decimal point |
1205 |
|
size_t _Afterpoint = 0; // zeros to add after decimal point |
1206 |
|
|
1207 |
|
if ((_Iosbase.flags() & ios_base::floatfield) == ios_base::fixed |
1208 |
|
&& _Val * 0.5 != _Val) // skip -Inf, 0, Inf |
1209 |
|
{ // scale silly fixed-point value |
1210 |
|
bool _Signed = _Val < 0; |
1211 |
|
if (_Signed) |
1212 |
|
_Val = -_Val; |
1213 |
|
|
1214 |
|
for (; 1e35 <= _Val && _Beforepoint < 5000; _Beforepoint += 10) |
1215 |
|
_Val /= 1e10; // drop 10 zeros before decimal point |
1216 |
|
|
1217 |
|
if (0 < _Val) |
1218 |
|
for (; 10 <= _Precision && _Val <= 1e-35 |
1219 |
|
&& _Afterpoint < 5000; _Afterpoint += 10) |
1220 |
|
{ // drop 10 zeros after decimal point |
1221 |
|
_Val *= 1e10; |