// Locale support -*- C++ -*-
-// Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
+// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
-// Warning: this file is not meant for user inclusion. Use <locale>.
+// Warning: this file is not meant for user inclusion. Use <locale>.
#ifndef _CPP_BITS_LOCFACETS_TCC
#define _CPP_BITS_LOCFACETS_TCC 1
+#pragma GCC system_header
+
#include <cerrno>
-#include <clocale> // For localeconv
-#include <cstdlib> // For strof, strtold
-#include <cmath> // For ceil
-#include <cctype> // For isspace
-#include <limits> // For numeric_limits
-#include <memory> // For auto_ptr
-#include <bits/streambuf_iterator.h> // For streambuf_iterators
-#include <typeinfo> // For bad_cast
-#include <vector>
+#include <clocale> // For localeconv
+#include <cstdlib> // For strof, strtold
+#include <cmath> // For ceil
+#include <cctype> // For isspace
+#include <limits> // For numeric_limits
+#include <typeinfo> // For bad_cast.
+#include <bits/streambuf_iterator.h>
namespace std
{
const _Facet&
use_facet(const locale& __loc)
{
- size_t __i = _Facet::id._M_index;
- locale::_Impl::__vec_facet* __facet = __loc._M_impl->_M_facets;
- const locale::facet* __fp = (*__facet)[__i];
- if (__fp == 0 || __i >= __facet->size())
+ size_t __i = _Facet::id._M_id();
+ const locale::facet** __facets = __loc._M_impl->_M_facets;
+ if (!(__i < __loc._M_impl->_M_facets_size && __facets[__i]))
__throw_bad_cast();
- return static_cast<const _Facet&>(*__fp);
+ return static_cast<const _Facet&>(*__facets[__i]);
}
template<typename _Facet>
bool
has_facet(const locale& __loc) throw()
{
- size_t __i = _Facet::id._M_index;
- locale::_Impl::__vec_facet* __facet = __loc._M_impl->_M_facets;
- return (__i < __facet->size() && (*__facet)[__i] != 0);
+ size_t __i = _Facet::id._M_id();
+ const locale::facet** __facets = __loc._M_impl->_M_facets;
+ return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
}
+ // Stage 1: Determine a conversion specifier.
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
_M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
ios_base::iostate& __err, string& __xtrc) const
{
+ typedef char_traits<_CharT> __traits_type;
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
- // Check first for sign.
+ // First check for sign.
const char_type __plus = __ctype.widen('+');
const char_type __minus = __ctype.widen('-');
int __pos = 0;
char_type __c = *__beg;
- if ((__c == __plus || __c == __minus) && __beg != __end)
+ if ((__traits_type::eq(__c, __plus) || __traits_type::eq(__c, __minus))
+ && __beg != __end)
{
__xtrc += __ctype.narrow(__c, char());
++__pos;
}
// Next, strip leading zeros.
- const char_type __zero = __ctype.widen(_S_atoms[_M_zero]);
+ const char_type __zero = __ctype.widen(_S_atoms_in[_M_zero]);
bool __found_zero = false;
- while (__c == __zero && __beg != __end)
+ while (__traits_type::eq(__c, __zero) && __beg != __end)
{
__c = *(++__beg);
__found_zero = true;
}
if (__found_zero)
{
- __xtrc += _S_atoms[_M_zero];
+ __xtrc += _S_atoms_in[_M_zero];
++__pos;
}
// Only need acceptable digits for floating point numbers.
const size_t __len = _M_E - _M_zero + 1;
char_type __watoms[__len];
- __ctype.widen(_S_atoms, _S_atoms + __len, __watoms);
+ __ctype.widen(_S_atoms_in, _S_atoms_in + __len, __watoms);
bool __found_dec = false;
bool __found_sci = false;
const char_type __dec = __np.decimal_point();
while (__beg != __end)
{
// Only look in digits.
- typedef char_traits<_CharT> __traits_type;
const char_type* __p = __traits_type::find(__watoms, 10, __c);
// NB: strchr returns true for __c == 0x0
- if (__p && __c)
+ if (__p && !__traits_type::eq(__c, char_type()))
{
// Try first for acceptable digit; record it if found.
++__pos;
- __xtrc += _S_atoms[__p - __watoms];
+ __xtrc += _S_atoms_in[__p - __watoms];
++__sep_pos;
__c = *(++__beg);
}
- else if (__c == __sep && __check_grouping && !__found_dec)
+ else if (__traits_type::eq(__c, __sep)
+ && __check_grouping && !__found_dec)
{
// NB: Thousands separator at the beginning of a string
// is a no-no, as is two consecutive thousands separators.
break;
}
}
- else if (__c == __dec && !__found_dec)
+ else if (__traits_type::eq(__c, __dec) && !__found_dec)
{
- __found_grouping += static_cast<char>(__sep_pos);
+ // According to the standard, if no grouping chars are seen,
+ // no grouping check is applied. Therefore __found_grouping
+ // must be adjusted only if __dec comes after some __sep.
+ if (__found_grouping.size())
+ __found_grouping += static_cast<char>(__sep_pos);
++__pos;
__xtrc += '.';
__c = *(++__beg);
__found_dec = true;
}
- else if ((__c == __watoms[_M_e] || __c == __watoms[_M_E])
+ else if ((__traits_type::eq(__c, __watoms[_M_e])
+ || __traits_type::eq(__c, __watoms[_M_E]))
&& !__found_sci && __pos)
{
// Scientific notation.
__c = *(++__beg);
// Remove optional plus or minus sign, if they exist.
- if (__c == __plus || __c == __minus)
+ if (__traits_type::eq(__c, __plus)
+ || __traits_type::eq(__c, __minus))
{
++__pos;
__xtrc += __ctype.narrow(__c, char());
return __beg;
}
+ // Stage 1: Determine a conversion specifier.
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
_M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
- ios_base::iostate& __err, char* __xtrc, int __max,
- int& __base) const
+ ios_base::iostate& __err, string& __xtrc, int& __base) const
{
+ typedef char_traits<_CharT> __traits_type;
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
- // Stage 1: determine a conversion specifier.
// NB: Iff __basefield == 0, this can change based on contents.
ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
if (__basefield == ios_base::oct)
else
__base = 10;
- // Check first for sign.
+ // First check for sign.
int __pos = 0;
char_type __c = *__beg;
- if ((__c == __ctype.widen('+') || __c == __ctype.widen('-'))
+ const char_type __plus = __ctype.widen('+');
+ const char_type __minus = __ctype.widen('-');
+
+ if ((__traits_type::eq(__c, __plus) || __traits_type::eq(__c, __minus))
&& __beg != __end)
{
- __xtrc[__pos++] = __ctype.narrow(__c, char());
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
__c = *(++__beg);
}
// Next, strip leading zeros and check required digits for base formats.
- const char_type __zero = __ctype.widen(_S_atoms[_M_zero]);
+ const char_type __zero = __ctype.widen(_S_atoms_in[_M_zero]);
const char_type __x = __ctype.widen('x');
const char_type __X = __ctype.widen('X');
if (__base == 10)
{
bool __found_zero = false;
- while (__c == __zero && __beg != __end)
+ while (__traits_type::eq(__c, __zero) && __beg != __end)
{
__c = *(++__beg);
__found_zero = true;
}
if (__found_zero)
{
- __xtrc[__pos++] = _S_atoms[_M_zero];
+ __xtrc += _S_atoms_in[_M_zero];
+ ++__pos;
if (__basefield == 0)
{
- if ((__c == __x || __c == __X) && __beg != __end)
+ if ((__traits_type::eq(__c, __x)
+ || __traits_type::eq(__c, __X))
+ && __beg != __end)
{
- __xtrc[__pos++] = __ctype.narrow(__c, char());
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
__c = *(++__beg);
__base = 16;
}
}
else if (__base == 16)
{
- if (__c == __zero && __beg != __end)
+ if (__traits_type::eq(__c, __zero) && __beg != __end)
{
- __xtrc[__pos++] = _S_atoms[_M_zero];
+ __xtrc += _S_atoms_in[_M_zero];
+ ++__pos;
__c = *(++__beg);
- if ((__c == __x || __c == __X) && __beg != __end)
+ if ((__traits_type::eq(__c, __x) || __traits_type::eq(__c, __X))
+ && __beg != __end)
{
- __xtrc[__pos++] = __ctype.narrow(__c, char());
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
__c = *(++__beg);
}
}
else
__len = __base;
- // Figure out the maximum number of digits that can be extracted
- // for the given type, using the determined base.
- int __max_digits;
- if (__base == 16)
- __max_digits = static_cast<int>(ceil(__max * _S_scale_hex));
- else if (__base == 8)
- __max_digits = static_cast<int>(ceil(__max * _S_scale_oct));
- else
- __max_digits = __max;
-
- // Add in what's already been extracted.
- __max_digits += __pos;
-
// Extract.
char_type __watoms[_M_size];
- __ctype.widen(_S_atoms, _S_atoms + __len, __watoms);
+ __ctype.widen(_S_atoms_in, _S_atoms_in + __len, __watoms);
string __found_grouping;
const string __grouping = __np.grouping();
- bool __check_grouping = __grouping.size() && __base == 10;
+ bool __check_grouping = __grouping.size();
int __sep_pos = 0;
const char_type __sep = __np.thousands_sep();
- while (__beg != __end && __pos <= __max_digits)
+ while (__beg != __end)
{
- typedef char_traits<_CharT> __traits_type;
const char_type* __p = __traits_type::find(__watoms, __len, __c);
// NB: strchr returns true for __c == 0x0
- if (__p && __c)
+ if (__p && !__traits_type::eq(__c, char_type()))
{
// Try first for acceptable digit; record it if found.
- __xtrc[__pos++] = _S_atoms[__p - __watoms];
+ __xtrc += _S_atoms_in[__p - __watoms];
+ ++__pos;
++__sep_pos;
__c = *(++__beg);
}
- else if (__c == __sep && __check_grouping)
+ else if (__traits_type::eq(__c, __sep) && __check_grouping)
{
// NB: Thousands separator at the beginning of a string
// is a no-no, as is two consecutive thousands separators.
break;
}
- // If one more than the maximum number of digits is extracted.
- if (__pos > __max_digits)
- __err |= ios_base::failbit;
-
// Digit grouping is checked. If grouping and found_grouping don't
// match, then get very very upset, and set failbit.
if (__check_grouping && __found_grouping.size())
__err |= ios_base::failbit;
}
- // Finish up
- __xtrc[__pos] = char();
+ // Finish up.
+ __xtrc += char();
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, bool& __v) const
{
- // Parse bool values as long
+ // Parse bool values as unsigned long
if (!(__io.flags() & ios_base::boolalpha))
{
// NB: We can't just call do_get(long) here, as it might
// refer to a derived class.
-
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types
- char __xtrc[32];
+ string __xtrc;
int __base;
- // According to 18.2.1.2.9, digits10 is "Number of base 10 digits
- // that can be represented without change" so we have to add 1 to it
- // in order to obtain the max number of digits. The same for the
- // other do_get for integral types below.
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<bool>::digits10 + 1, __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- long __l = strtol(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __l <= 1
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __l;
- else
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+
+ unsigned long __ul;
+ __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
+ if (!(__err & ios_base::failbit) && __ul <= 1)
+ __v = __ul;
+ else
__err |= ios_base::failbit;
}
// Parse bool values as alphanumeric
else
{
- locale __loc = __io.getloc();
- const numpunct<char_type>& __np = use_facet<numpunct<char_type> >(__loc);
- const char_type* __true = __np.truename().c_str();
- const char_type* __false = __np.falsename().c_str();
+ typedef char_traits<_CharT> __traits_type;
+ typedef basic_string<_CharT> __string_type;
- const size_t __truen = __np.truename().size() - 1;
- const size_t __falsen = __np.falsename().size() - 1;
+ locale __loc = __io.getloc();
+ const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
+ const __string_type __true = __np.truename();
+ const __string_type __false = __np.falsename();
+ const char_type* __trues = __true.c_str();
+ const char_type* __falses = __false.c_str();
+ const size_t __truen = __true.size() - 1;
+ const size_t __falsen = __false.size() - 1;
for (size_t __n = 0; __beg != __end; ++__n)
{
char_type __c = *__beg++;
- bool __testf = __n <= __falsen ? __c == __false[__n] : false;
- bool __testt = __n <= __truen ? __c == __true[__n] : false;
+ bool __testf = __n <= __falsen
+ ? __traits_type::eq(__c, __falses[__n]) : false;
+ bool __testt = __n <= __truen
+ ? __traits_type::eq(__c, __trues[__n]) : false;
if (!(__testf || __testt))
{
__err |= ios_base::failbit;
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<long>::digits10 + 1, __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- long __l = strtol(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __l;
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned short& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<unsigned short>::digits10 + 1,
- __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0
- && __ul <= USHRT_MAX)
- __v = static_cast<unsigned short>(__ul);
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ unsigned long __ul;
+ __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
+ if (!(__err & ios_base::failbit)
+ && __ul <= numeric_limits<unsigned short>::max())
+ __v = static_cast<unsigned short>(__ul);
+ else
+ __err |= ios_base::failbit;
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned int& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<unsigned int>::digits10 + 1,
- __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0
- && __ul <= UINT_MAX)
- __v = static_cast<unsigned int>(__ul);
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ unsigned long __ul;
+ __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
+ if (!(__err & ios_base::failbit)
+ && __ul <= numeric_limits<unsigned int>::max())
+ __v = static_cast<unsigned int>(__ul);
+ else
+ __err |= ios_base::failbit;
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<unsigned long>::digits10 + 1,
- __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- unsigned long __ul = strtoul(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __ul;
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long long& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<long long>::digits10 + 1, __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- long long __ll = strtoll(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __ll;
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long long& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<unsigned long long>::digits10 + 1,
- __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- unsigned long long __ull = strtoull(__xtrc, &__sanity, __base);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __ull;
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
#endif
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, float& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
string __xtrc;
__xtrc.reserve(32);
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
-#ifdef _GLIBCPP_USE_C99
- float __f = strtof(__xtrc.c_str(), &__sanity);
-#else
- float __f = static_cast<float>(strtod(__xtrc.c_str(), &__sanity));
-#endif
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc.c_str() && *__sanity == '\0' && errno == 0)
- __v = __f;
- else
- __err |= ios_base::failbit;
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, double& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
string __xtrc;
__xtrc.reserve(32);
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- double __d = strtod(__xtrc.c_str(), &__sanity);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc.c_str() && *__sanity == '\0' && errno == 0)
- __v = __d;
- else
- __err |= ios_base::failbit;
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long double& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
string __xtrc;
__xtrc.reserve(32);
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
-
-#if defined(_GLIBCPP_USE_C99) && !defined(__hpux)
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- long double __ld = strtold(__xtrc.c_str(), &__sanity);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc.c_str() && *__sanity == '\0' && errno == 0)
- __v = __ld;
-#else
- // Stage 2: determine a conversion specifier.
- ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
- const char* __conv;
- if (__basefield == ios_base::oct)
- __conv = "%Lo";
- else if (__basefield == ios_base::hex)
- __conv = "%LX";
- else if (__basefield == 0)
- __conv = "%Li";
- else
- __conv = "%Lf";
-
- // Stage 3: store results.
- typedef typename char_traits<_CharT>::int_type int_type;
- long double __ld;
- int __p = sscanf(__xtrc.c_str(), __conv, &__ld);
- if (!(__err & ios_base::failbit) && __p
- && static_cast<int_type>(__p) != char_traits<_CharT>::eof())
- __v = __ld;
-#endif
- else
- __err |= ios_base::failbit;
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
| ios_base::uppercase | ios_base::internal);
__io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 32 for
- // integral types.
- char __xtrc[32];
+ string __xtrc;
int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
- numeric_limits<unsigned long>::digits10 + 1,
- __base);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- void* __vp = reinterpret_cast<void*>(strtoul(__xtrc, &__sanity, __base));
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __vp;
- else
- __err |= ios_base::failbit;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
// Reset from hex formatted input
__io.flags(__fmt);
+
+ unsigned long __ul;
+ __convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
+ if (!(__err & ios_base::failbit))
+ __v = reinterpret_cast<void*>(__ul);
+ else
+ __err |= ios_base::failbit;
return __beg;
}
+ // For use by integer and floating-point types after they have been
+ // converted into a char_type string.
+ template<typename _CharT, typename _OutIter>
+ void
+ num_put<_CharT, _OutIter>::
+ _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
+ _CharT* __new, const _CharT* __cs, int& __len) const
+ {
+ // [22.2.2.2.2] Stage 3.
+ // If necessary, pad.
+ __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
+ __w, __len, true);
+ __len = static_cast<int>(__w);
+ }
+
+ // Forwarding functions to peel signed from unsigned integer types.
+ template<typename _CharT>
+ inline int
+ __int_to_char(_CharT* __out, const int __size, long __v,
+ const _CharT* __lit, ios_base::fmtflags __flags)
+ {
+ unsigned long __ul = static_cast<unsigned long>(__v);
+ bool __neg = false;
+ if (__v < 0)
+ {
+ __ul = -__ul;
+ __neg = true;
+ }
+ return __int_to_char(__out, __size, __ul, __lit, __flags, __neg);
+ }
+
+ template<typename _CharT>
+ inline int
+ __int_to_char(_CharT* __out, const int __size, unsigned long __v,
+ const _CharT* __lit, ios_base::fmtflags __flags)
+ { return __int_to_char(__out, __size, __v, __lit, __flags, false); }
+
+#ifdef _GLIBCPP_USE_LONG_LONG
+ template<typename _CharT>
+ inline int
+ __int_to_char(_CharT* __out, const int __size, long long __v,
+ const _CharT* __lit, ios_base::fmtflags __flags)
+ {
+ unsigned long long __ull = static_cast<unsigned long long>(__v);
+ bool __neg = false;
+ if (__v < 0)
+ {
+ __ull = -__ull;
+ __neg = true;
+ }
+ return __int_to_char(__out, __size, __ull, __lit, __flags, __neg);
+ }
+
+ template<typename _CharT>
+ inline int
+ __int_to_char(_CharT* __out, const int __size, unsigned long long __v,
+ const _CharT* __lit, ios_base::fmtflags __flags)
+ { return __int_to_char(__out, __size, __v, __lit, __flags, false); }
+#endif
+
+ template<typename _CharT, typename _ValueT>
+ int
+ __int_to_char(_CharT* __out, const int __size, _ValueT __v,
+ const _CharT* __lit, ios_base::fmtflags __flags, bool __neg)
+ {
+ // Don't write base if already 0.
+ const bool __showbase = (__flags & ios_base::showbase) && __v;
+ const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
+ _CharT* __buf = __out + __size - 1;
+ _CharT* __bufend = __out + __size;
+
+ if (__builtin_expect(__basefield == ios_base::oct, false))
+ {
+ // Octal.
+ do
+ {
+ *__buf-- = __lit[(__v & 0x7) + __num_base::_S_digits];
+ __v >>= 3;
+ }
+ while (__v != 0);
+ if (__showbase)
+ *__buf-- = __lit[__num_base::_S_digits];
+ }
+ else if (__builtin_expect(__basefield == ios_base::hex, false))
+ {
+ // Hex.
+ const bool __uppercase = __flags & ios_base::uppercase;
+ int __case_offset = __uppercase
+ ? __num_base::_S_udigits : __num_base::_S_digits;
+ do
+ {
+ *__buf-- = __lit[(__v & 0xf) + __case_offset];
+ __v >>= 4;
+ }
+ while (__v != 0);
+ if (__showbase)
+ {
+ // 'x' or 'X'
+ *__buf-- = __lit[__num_base::_S_x + __uppercase];
+ // '0'
+ *__buf-- = __lit[__num_base::_S_digits];
+ }
+ }
+ else
+ {
+ // Decimal.
+ do
+ {
+ *__buf-- = __lit[(__v % 10) + __num_base::_S_digits];
+ __v /= 10;
+ }
+ while (__v != 0);
+ if (__neg)
+ *__buf-- = __lit[__num_base::_S_minus];
+ else if (__flags & ios_base::showpos)
+ *__buf-- = __lit[__num_base::_S_plus];
+ }
+ int __ret = __bufend - __buf - 1;
+ return __ret;
+ }
+
+ template<typename _CharT, typename _OutIter>
+ void
+ num_put<_CharT, _OutIter>::
+ _M_group_int(const string& __grouping, _CharT __sep, ios_base& __io,
+ _CharT* __new, _CharT* __cs, int& __len) const
+ {
+ // By itself __add_grouping cannot deal correctly with __ws when
+ // ios::showbase is set and ios_base::oct || ios_base::hex.
+ // Therefore we take care "by hand" of the initial 0, 0x or 0X.
+ // However, remember that the latter do not occur if the number
+ // printed is '0' (__len == 1).
+ streamsize __off = 0;
+ const ios_base::fmtflags __basefield = __io.flags()
+ & ios_base::basefield;
+ if ((__io.flags() & ios_base::showbase) && __len > 1)
+ if (__basefield == ios_base::oct)
+ {
+ __off = 1;
+ *__new = *__cs;
+ }
+ else if (__basefield == ios_base::hex)
+ {
+ __off = 2;
+ *__new = *__cs;
+ *(__new + 1) = *(__cs + 1);
+ }
+ _CharT* __p;
+ __p = __add_grouping(__new + __off, __sep,
+ __grouping.c_str(),
+ __grouping.c_str() + __grouping.size(),
+ __cs + __off, __cs + __len);
+ __len = __p - __new;
+ }
+
+ template<typename _CharT, typename _OutIter>
+ template<typename _ValueT>
+ _OutIter
+ num_put<_CharT, _OutIter>::
+ _M_convert_int(_OutIter __s, ios_base& __io, _CharT __fill,
+ _ValueT __v) const
+ {
+ typedef __locale_cache<_CharT> __cache_type;
+ __cache_type& __lc = static_cast<__cache_type&>(__io._M_cache());
+ _CharT* __lit = __lc._M_literals;
+
+ // Long enough to hold hex, dec, and octal representations.
+ int __ilen = 4 * sizeof(_ValueT);
+ _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __ilen));
+ // [22.2.2.2.2] Stage 1, numeric conversion to character.
+ // Result is returned right-justified in the buffer.
+ int __len;
+ __len = __int_to_char(&__cs[0], __ilen, __v, __lit, __io.flags());
+ __cs = __cs + __ilen - __len;
+
+ // Add grouping, if necessary.
+ _CharT* __cs2;
+ if (__lc._M_use_grouping)
+ {
+ // Grouping can add (almost) as many separators as the
+ // number of digits, but no more.
+ __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __len * 2));
+ _M_group_int(__lc._M_grouping, __lc._M_thousands_sep, __io,
+ __cs2, __cs, __len);
+ __cs = __cs2;
+ }
+
+ // Pad.
+ _CharT* __cs3;
+ streamsize __w = __io.width();
+ if (__w > static_cast<streamsize>(__len))
+ {
+ __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __w));
+ _M_pad(__fill, __w, __io, __cs3, __cs, __len);
+ __cs = __cs3;
+ }
+ __io.width(0);
+
+ // [22.2.2.2.2] Stage 4.
+ // Write resulting, fully-formatted string to output iterator.
+ return __write(__s, __cs, __len);
+ }
- // The following code uses sprintf() to convert floating point
- // values for insertion into a stream. An optimization would be to
- // replace sprintf() with code that works directly on a wide buffer
- // and then use __pad to do the padding. It would be good
- // to replace sprintf() anyway to avoid accidental buffer overruns
- // and to gain back the efficiency that C++ provides by knowing up
- // front the type of the values to insert. This implementation
- // follows the C++ standard fairly directly as outlined in 22.2.2.2
- // [lib.locale.num.put]
+ template<typename _CharT, typename _OutIter>
+ void
+ num_put<_CharT, _OutIter>::
+ _M_group_float(const string& __grouping, _CharT __sep, const _CharT* __p,
+ _CharT* __new, _CharT* __cs, int& __len) const
+ {
+#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
+ //282. What types does numpunct grouping refer to?
+ // Add grouping, if necessary.
+ _CharT* __p2;
+ int __declen = __p ? __p - __cs : __len;
+ __p2 = __add_grouping(__new, __sep,
+ __grouping.c_str(),
+ __grouping.c_str() + __grouping.size(),
+ __cs, __cs + __declen);
+
+ // Tack on decimal part.
+ int __newlen = __p2 - __new;
+ if (__p)
+ {
+ char_traits<_CharT>::copy(__p2, __p, __len - __declen);
+ __newlen += __len - __declen;
+ }
+ __len = __newlen;
+#endif
+ }
+
+ // The following code uses snprintf (or sprintf(), when
+ // _GLIBCPP_USE_C99 is not defined) to convert floating point values
+ // for insertion into a stream. An optimization would be to replace
+ // them with code that works directly on a wide buffer and then use
+ // __pad to do the padding. It would be good to replace them anyway
+ // to gain back the efficiency that C++ provides by knowing up front
+ // the type of the values to insert. Also, sprintf is dangerous
+ // since may lead to accidental buffer overruns. This
+ // implementation follows the C++ standard fairly directly as
+ // outlined in 22.2.2.2 [lib.locale.num.put]
template<typename _CharT, typename _OutIter>
template<typename _ValueT>
_OutIter
_M_convert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
_ValueT __v) const
{
- const int __max_digits = numeric_limits<_ValueT>::digits10;
+ // Note: digits10 is rounded down: add 1 to ensure the maximum
+ // available precision. Then, in general, one more 1 needs to
+ // be added since, when the %{g,G} conversion specifiers are
+ // chosen inside _S_format_float, the precision field is "the
+ // maximum number of significant digits", *not* the "number of
+ // digits to appear after the decimal point", as happens for
+ // %{e,E,f,F} (C99, 7.19.6.1,4).
+ const int __max_digits = numeric_limits<_ValueT>::digits10 + 2;
+
+ // Use default precision if out of range.
streamsize __prec = __io.precision();
- // Protect against sprintf() buffer overflows.
if (__prec > static_cast<streamsize>(__max_digits))
__prec = static_cast<streamsize>(__max_digits);
+ else if (__prec < static_cast<streamsize>(0))
+ __prec = static_cast<streamsize>(6);
+ typedef __locale_cache<_CharT> __cache_type;
+ __cache_type& __lc = static_cast<__cache_type&>(__io._M_cache());
+
+ // [22.2.2.2.2] Stage 1, numeric conversion to character.
+ int __len;
// Long enough for the max format spec.
char __fbuf[16];
+#ifdef _GLIBCPP_USE_C99
+ // First try a buffer perhaps big enough (for sure sufficient
+ // for non-ios_base::fixed outputs)
+ int __cs_size = __max_digits * 3;
+ char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
+
+ _S_format_float(__io, __fbuf, __mod);
+ __len = __convert_from_v(__cs, __cs_size, __fbuf, __v,
+ _S_c_locale, __prec);
+
+ // If the buffer was not large enough, try again with the correct size.
+ if (__len >= __cs_size)
+ {
+ __cs_size = __len + 1;
+ __cs = static_cast<char*>(__builtin_alloca(__cs_size));
+ __len = __convert_from_v(__cs, __cs_size, __fbuf, __v,
+ _S_c_locale, __prec);
+ }
+#else
// Consider the possibility of long ios_base::fixed outputs
const bool __fixed = __io.flags() & ios_base::fixed;
const int __max_exp = numeric_limits<_ValueT>::max_exponent10;
+
// ios_base::fixed outputs may need up to __max_exp+1 chars
// for the integer part + up to __max_digits chars for the
// fractional part + 3 chars for sign, decimal point, '\0'. On
: __max_digits * 3;
char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- int __len;
- // [22.2.2.2.2] Stage 1, numeric conversion to character.
- if (_S_format_float(__io, __fbuf, __mod, __prec))
- __len = sprintf(__cs, __fbuf, __prec, __v);
- else
- __len = sprintf(__cs, __fbuf, __v);
- return _M_widen_float(__s, __io, __fill, __cs, __len);
- }
-
- template<typename _CharT, typename _OutIter>
- template<typename _ValueT>
- _OutIter
- num_put<_CharT, _OutIter>::
- _M_convert_int(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
- char __modl, _ValueT __v) const
- {
- // [22.2.2.2.2] Stage 1, numeric conversion to character.
- // Leave room for "+/-," "0x," and commas. This size is
- // arbitrary, but should work.
- char __cs[64];
- // Long enough for the max format spec.
- char __fbuf[16];
- _S_format_int(__io, __fbuf, __mod, __modl);
- int __len = sprintf(__cs, __fbuf, __v);
- return _M_widen_int(__s, __io, __fill, __cs, __len);
- }
+ _S_format_float(__io, __fbuf, __mod);
+ __len = __convert_from_v(__cs, 0, __fbuf, __v, _S_c_locale, __prec);
+#endif
- template<typename _CharT, typename _OutIter>
- _OutIter
- num_put<_CharT, _OutIter>::
- _M_widen_float(_OutIter __s, ios_base& __io, _CharT __fill, char* __cs,
- int __len) const
- {
// [22.2.2.2.2] Stage 2, convert to char_type, using correct
// numpunct.decimal_point() values for '.' and adding grouping.
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __len));
- // Grouping can add (almost) as many separators as the number of
- // digits, but no more.
- _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
- * __len * 2));
__ctype.widen(__cs, __cs + __len, __ws);
// Replace decimal point.
+ const _CharT __cdec = __ctype.widen('.');
+ const _CharT __dec = __lc._M_decimal_point;
const _CharT* __p;
- const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
- if (__p = char_traits<_CharT>::find(__ws, __len, __ctype.widen('.')))
- __ws[__p - __ws] = __np.decimal_point();
+ if (__p = char_traits<_CharT>::find(__ws, __len, __cdec))
+ __ws[__p - __ws] = __dec;
-#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
-//282. What types does numpunct grouping refer to?
// Add grouping, if necessary.
- const string __grouping = __np.grouping();
- ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
- if (__grouping.size())
- {
- _CharT* __p2;
- int __declen = __p ? __p - __ws : __len;
- __p2 = __add_grouping(__ws2, __np.thousands_sep(),
- __grouping.c_str(),
- __grouping.c_str() + __grouping.size(),
- __ws, __ws + __declen);
- int __newlen = __p2 - __ws2;
-
- // Tack on decimal part.
- if (__p)
- {
- char_traits<_CharT>::copy(__p2, __p, __len - __declen);
- __newlen += __len - __declen;
- }
-
- // Switch strings, establish correct new length.
- __ws = __ws2;
- __len = __newlen;
- }
-#endif
- return _M_insert(__s, __io, __fill, __ws, __len);
- }
-
- template<typename _CharT, typename _OutIter>
- _OutIter
- num_put<_CharT, _OutIter>::
- _M_widen_int(_OutIter __s, ios_base& __io, _CharT __fill, char* __cs,
- int __len) const
- {
- // [22.2.2.2.2] Stage 2, convert to char_type, using correct
- // numpunct.decimal_point() values for '.' and adding grouping.
- const locale __loc = __io.getloc();
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
- * __len));
- // Grouping can add (almost) as many separators as the number of
- // digits, but no more.
- _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
- * __len * 2));
- __ctype.widen(__cs, __cs + __len, __ws);
-
- // Add grouping, if necessary.
- const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
- const string __grouping = __np.grouping();
- ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
- bool __dec = __basefield != ios_base::oct
- && __basefield != ios_base::hex;
- if (__grouping.size() && __dec)
+ _CharT* __ws2;
+ if (__lc._M_use_grouping)
{
- _CharT* __p;
- __p = __add_grouping(__ws2, __np.thousands_sep(), __grouping.c_str(),
- __grouping.c_str() + __grouping.size(),
- __ws, __ws + __len);
- __len = __p - __ws2;
- // Switch strings.
- __ws = __ws2;
+ // Grouping can add (almost) as many separators as the
+ // number of digits, but no more.
+ __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __len * 2));
+ _M_group_float(__lc._M_grouping, __lc._M_thousands_sep, __p,
+ __ws2, __ws, __len);
+ __ws = __ws2;
}
- return _M_insert(__s, __io, __fill, __ws, __len);
- }
- // For use by integer and floating-point types after they have been
- // converted into a char_type string.
- template<typename _CharT, typename _OutIter>
- _OutIter
- num_put<_CharT, _OutIter>::
- _M_insert(_OutIter __s, ios_base& __io, _CharT __fill, const _CharT* __ws,
- int __len) const
- {
- // [22.2.2.2.2] Stage 3.
+ // Pad.
+ _CharT* __ws3;
streamsize __w = __io.width();
- _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
- * __w));
if (__w > static_cast<streamsize>(__len))
{
- __pad(__io, __fill, __ws2, __ws, __w, __len, true);
- __len = static_cast<int>(__w);
- // Switch strings.
- __ws = __ws2;
+ __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
+ _M_pad(__fill, __w, __io, __ws3, __ws, __len);
+ __ws = __ws3;
}
__io.width(0);
-
+
// [22.2.2.2.2] Stage 4.
// Write resulting, fully-formatted string to output iterator.
- for (int __j = 0; __j < __len; ++__j, ++__s)
- *__s = __ws[__j];
- return __s;
- }
+ return __write(__s, __ws, __len);
+ }
template<typename _CharT, typename _OutIter>
_OutIter
if ((__flags & ios_base::boolalpha) == 0)
{
unsigned long __uv = __v;
- _M_convert_int(__s, __io, __fill, 'u', char_type(), __uv);
+ __s = _M_convert_int(__s, __io, __fill, __uv);
}
else
{
locale __loc = __io.getloc();
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
- const char_type* __ws;
- int __len;
+ typedef basic_string<_CharT> __string_type;
+ __string_type __name;
if (__v)
- {
- __ws = __np.truename().c_str();
- __len = __np.truename().size();
- }
+ __name = __np.truename();
else
- {
- __ws = __np.falsename().c_str();
- __len = __np.falsename().size();
- }
- _M_insert(__s, __io, __fill, __ws, __len);
+ __name = __np.falsename();
+
+ const _CharT* __cs = __name.c_str();
+ int __len = __name.size();
+ _CharT* __cs3;
+ streamsize __w = __io.width();
+ if (__w > static_cast<streamsize>(__len))
+ {
+ __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __w));
+ _M_pad(__fill, __w, __io, __cs3, __cs, __len);
+ __cs = __cs3;
+ }
+ __io.width(0);
+ __s = __write(__s, __cs, __len);
}
return __s;
}
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
- { return _M_convert_int(__s, __io, __fill, 'd', char_type(), __v); }
+ { return _M_convert_int(__s, __io, __fill, __v); }
template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
unsigned long __v) const
- { return _M_convert_int(__s, __io, __fill, 'u', char_type(), __v); }
+ { return _M_convert_int(__s, __io, __fill, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __b, char_type __fill, long long __v) const
- { return _M_convert_int(__s, __b, __fill, 'd', 'l', __v); }
+ { return _M_convert_int(__s, __b, __fill, __v); }
template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill,
unsigned long long __v) const
- { return _M_convert_int(__s, __io, __fill, 'u', 'l', __v); }
+ { return _M_convert_int(__s, __io, __fill, __v); }
#endif
template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
- { return _M_convert_float(__s, __io, __fill, char_type(), __v); }
+ { return _M_convert_float(__s, __io, __fill, char(), __v); }
template<typename _CharT, typename _OutIter>
_OutIter
__io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
try
{
- _M_convert_int(__s, __io, __fill, 'u', char_type(),
- reinterpret_cast<unsigned long>(__v));
+ __s = _M_convert_int(__s, __io, __fill,
+ reinterpret_cast<unsigned long>(__v));
__io.flags(__flags);
}
catch (...)
__beg = this->do_get(__beg, __end, __intl, __io, __err, __str);
const int __n = numeric_limits<long double>::digits10;
- char* __cs = static_cast<char*>(__builtin_alloca(sizeof(char) * __n));
+ char* __cs = static_cast<char*>(__builtin_alloca(__n));
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const _CharT* __wcs = __str.c_str();
__ctype.narrow(__wcs, __wcs + __str.size() + 1, char(), __cs);
-
-#if defined(_GLIBCPP_USE_C99) && !defined(__hpux)
- char* __sanity;
- errno = 0;
- long double __ld = strtold(__cs, &__sanity);
- if (!(__err & ios_base::failbit)
- && __sanity != __cs && *__sanity == '\0' && errno == 0)
- __units = __ld;
-#else
- typedef typename char_traits<_CharT>::int_type int_type;
- long double __ld;
- int __p = sscanf(__cs, "%Lf", &__ld);
- if (!(__err & ios_base::failbit)
- && __p && static_cast<int_type>(__p) != char_traits<_CharT>::eof())
- __units = __ld;
-#endif
+ __convert_to_v(__cs, __units, __err, _S_c_locale);
return __beg;
}
// Flag marking when a decimal point is found.
bool __testdecfound = false;
+ // The tentative returned string is stored here.
+ string_type __temp_units;
+
char_type __c = *__beg;
char_type __eof = static_cast<char_type>(char_traits<char_type>::eof());
for (int __i = 0; __beg != __end && __i < 4 && __testvalid; ++__i)
switch (__which)
{
case money_base::symbol:
- if (__io.flags() & ios_base::showbase)
+ if (__io.flags() & ios_base::showbase
+ || __i < 2 || __sign.size() > 1
+ || ((static_cast<part>(__p.field[3]) != money_base::none)
+ && __i == 2))
{
- // Symbol is required.
+ // According to 22.2.6.1.2.2, symbol is required
+ // if (__io.flags() & ios_base::showbase),
+ // otherwise is optional and consumed only if
+ // other characters are needed to complete the
+ // format.
const string_type __symbol = __intl ? __mpt.curr_symbol()
: __mpf.curr_symbol();
size_type __len = __symbol.size();
- size_type __i = 0;
+ size_type __j = 0;
while (__beg != __end
- && __i < __len && __symbol[__i] == __c)
+ && __j < __len && __symbol[__j] == __c)
{
__c = *(++__beg);
- ++__i;
+ ++__j;
}
- if (__i != __len)
+ // When (__io.flags() & ios_base::showbase)
+ // symbol is required.
+ if (__j != __len && (__io.flags() & ios_base::showbase))
__testvalid = false;
}
break;
}
else
{
- __units += __c;
+ __temp_units += __c;
++__sep_pos;
}
__c = *(++__beg);
}
// Strip leading zeros.
- while (__units[0] == __ctype.widen('0'))
- __units.erase(__units.begin());
+ while (__temp_units[0] == __ctype.widen('0'))
+ __temp_units.erase(__temp_units.begin());
if (__sign.size() && __sign == __neg_sign)
- __units.insert(__units.begin(), __ctype.widen('-'));
+ __temp_units.insert(__temp_units.begin(), __ctype.widen('-'));
// Test for grouping fidelity.
if (__grouping.size() && __grouping_tmp.size())
__err |= ios_base::eofbit;
// Iff valid sequence is not recognized.
- if (!__testvalid || !__units.size())
+ if (!__testvalid || !__temp_units.size())
__err |= ios_base::failbit;
+ else
+ // Use the "swap trick" to copy __temp_units into __units.
+ __temp_units.swap(__units);
+
return __beg;
}
long double __units) const
{
const locale __loc = __io.getloc();
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- const int __n = numeric_limits<long double>::digits10;
- char* __cs = static_cast<char*>(__builtin_alloca(sizeof(char) * __n));
- _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __n));
- int __len = sprintf(__cs, "%.01Lf", __units);
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+#ifdef _GLIBCPP_USE_C99
+ // First try a buffer perhaps big enough.
+ int __cs_size = 64;
+ char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
+ int __len = __convert_from_v(__cs, __cs_size, "%.01Lf", __units,
+ _S_c_locale);
+ // If the buffer was not large enough, try again with the correct size.
+ if (__len >= __cs_size)
+ {
+ __cs_size = __len + 1;
+ __cs = static_cast<char*>(__builtin_alloca(__cs_size));
+ __len = __convert_from_v(__cs, __cs_size, "%.01Lf", __units,
+ _S_c_locale);
+ }
+#else
+ // max_exponent10 + 1 for the integer part, + 4 for sign, decimal point,
+ // decimal digit, '\0'.
+ const int __cs_size = numeric_limits<long double>::max_exponent10 + 5;
+ char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
+ int __len = __convert_from_v(__cs, 0, "%.01Lf", __units, _S_c_locale);
+#endif
+ _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __cs_size));
__ctype.widen(__cs, __cs + __len, __ws);
string_type __digits(__ws);
return this->do_put(__s, __intl, __io, __fill, __digits);
: __mpf.thousands_sep();
const char* __gbeg = __grouping.c_str();
const char* __gend = __gbeg + __grouping.size();
- const int __n = numeric_limits<long double>::digits10 * 2;
- _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __n));
+ const int __n = (__end - __beg) * 2;
+ _CharT* __ws2 =
+ static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __n));
_CharT* __ws_end = __add_grouping(__ws2, __sep, __gbeg,
__gend, __beg, __end);
__value.insert(0, __ws2, __ws_end - __ws2);
if (__testipad)
__res += string_type(__width - __len, __fill);
else
- __res += __ctype.widen(' ');
+ __res += __ctype.widen(__fill);
break;
case money_base::none:
if (__testipad)
}
// Write resulting, fully-formatted string to output iterator.
- for (size_type __j = 0; __j < __len; ++__j, ++__s)
- *__s = __res[__j];
+ __s = __write(__s, __res.c_str(), __len);
}
__io.width(0);
return __s;
const _CharT** __names, size_t __indexlen,
ios_base::iostate& __err) const
{
- typedef char_traits<char_type> __traits_type;
- int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int) * __indexlen));
+ typedef char_traits<_CharT> __traits_type;
+ int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
+ * __indexlen));
size_t __nmatches = 0;
size_t __pos = 0;
bool __testvalid = true;
if (__c == __names[__i1][0])
__matches[__nmatches++] = __i1;
- while(__nmatches > 1)
+ while (__nmatches > 1)
{
// Find smallest matching string.
size_t __minlen = 10;
do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{
- typedef char_traits<char_type> __traits_type;
+ typedef char_traits<_CharT> __traits_type;
locale __loc = __io.getloc();
__timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
const char_type* __days[7];
do_get_monthname(iter_type __beg, iter_type __end,
ios_base& __io, ios_base::iostate& __err, tm* __tm) const
{
- typedef char_traits<char_type> __traits_type;
+ typedef char_traits<_CharT> __traits_type;
locale __loc = __io.getloc();
__timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
const char_type* __months[12];
}
if (__i == 2 || __i == 4)
{
- int __year = atoi(__digits.c_str());
- __year = __i == 2 ? __year : __year - 1900;
- __tm->tm_year = __year;
+ long __l;
+ __convert_to_v(__digits.c_str(), __l, __err, _S_c_locale);
+ if (!(__err & ios_base::failbit) && __l <= INT_MAX)
+ {
+ __l = __i == 2 ? __l : __l - 1900;
+ __tm->tm_year = static_cast<int>(__l);
+ }
}
else
__err |= ios_base::failbit;
}
else
__format = __c;
- __s = this->do_put(__s, __io, char_type(), __tm, __format,
- __mod);
+ __s = this->do_put(__s, __io, _CharT(), __tm, __format, __mod);
}
else
{
// NB: This size is arbitrary. Should this be a data member,
// initialized at construction?
const size_t __maxlen = 64;
- char_type* __res = static_cast<char_type*>(__builtin_alloca(__maxlen));
+ char_type* __res = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __maxlen));
// NB: In IEE 1003.1-200x, and perhaps other locale models, it
// is possible that the format character will be longer than one
__fmt[3] = char_type();
}
- __tp._M_put_helper(__res, __maxlen, __fmt, __tm);
+ __tp._M_put(__res, __maxlen, __fmt, __tm);
// Write resulting, fully-formatted string to output iterator.
- size_t __len = char_traits<char_type>::length(__res);
- for (size_t __i = 0; __i < __len; ++__i, ++__s)
- *__s = __res[__i];
- return __s;
+ return __write(__s, __res, char_traits<char_type>::length(__res));
}
// Generic version does nothing.
template<typename _CharT>
int
- collate<_CharT>::_M_compare_helper(const _CharT*, const _CharT*) const
+ collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
{ return 0; }
// Generic version does nothing.
template<typename _CharT>
size_t
- collate<_CharT>::_M_transform_helper(_CharT*, const _CharT*, size_t) const
+ collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
{ return 0; }
template<typename _CharT>
{
const string_type __one(__lo1, __hi1);
const string_type __two(__lo2, __hi2);
- return _M_compare_helper(__one.c_str(), __two.c_str());
+ return _M_compare(__one.c_str(), __two.c_str());
}
template<typename _CharT>
collate<_CharT>::
do_transform(const _CharT* __lo, const _CharT* __hi) const
{
- size_t __len = __hi - __lo;
- _CharT* __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
- size_t __res = _M_transform_helper(__c, __lo, __len);
+ size_t __len = (__hi - __lo) * 2;
+ // First try a buffer perhaps big enough.
+ _CharT* __c =
+ static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len));
+ size_t __res = _M_transform(__c, __lo, __len);
+ // If the buffer was not large enough, try again with the correct size.
if (__res >= __len)
{
- // Try to increment size of translated string.
- size_t __len2 = __len * 2;
- _CharT* __c2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __len2));
- __res = _M_transform_helper(__c2, __lo, __len);
- // XXX Throw exception if still indeterminate?
+ __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * (__res + 1)));
+ _M_transform(__c, __lo, __res + 1);
}
return string_type(__c);
}
unsigned long __val = 0;
for (; __lo < __hi; ++__lo)
__val = *__lo + ((__val << 7) |
- (__val >> (numeric_limits<unsigned long>::digits - 1)));
+ (__val >> (numeric_limits<unsigned long>::digits - 7)));
return static_cast<long>(__val);
}
// internal-adjusted objects are padded according to the rules below
// concerning 0[xX] and +-, otherwise, exactly as right-adjusted
// ones are.
+
+ // NB: Of the two parameters, _CharT can be deduced from the
+ // function arguments. The other (_Traits) has to be explicitly specified.
template<typename _CharT, typename _Traits>
- void
- __pad(ios_base& __io, _CharT __fill, _CharT* __news, const _CharT* __olds,
- const streamsize __newlen, const streamsize __oldlen,
- const bool __num)
+ void
+ __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
+ _CharT* __news, const _CharT* __olds,
+ const streamsize __newlen,
+ const streamsize __oldlen, const bool __num)
{
- typedef _CharT char_type;
- typedef _Traits traits_type;
- typedef typename traits_type::int_type int_type;
-
- int_type __plen = static_cast<size_t>(__newlen - __oldlen);
- char_type* __pads = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __plen));
- traits_type::assign(__pads, __plen, __fill);
+ size_t __plen = static_cast<size_t>(__newlen - __oldlen);
+ _CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __plen));
+ _Traits::assign(__pads, __plen, __fill);
- char_type* __beg;
- char_type* __end;
+ _CharT* __beg;
+ _CharT* __end;
size_t __mod = 0;
size_t __beglen; //either __plen or __oldlen
ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;
if (__adjust == ios_base::left)
{
// Padding last.
- __beg = const_cast<char_type*>(__olds);
+ __beg = const_cast<_CharT*>(__olds);
__beglen = __oldlen;
__end = __pads;
}
// Who came up with these rules, anyway? Jeeze.
locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- const char_type __minus = __ctype.widen('-');
- const char_type __plus = __ctype.widen('+');
- bool __testsign = __olds[0] == __minus || __olds[0] == __plus;
- bool __testhex = __ctype.widen('0') == __olds[0]
- && (__ctype.widen('x') == __olds[1]
- || __ctype.widen('X') == __olds[1]);
+ const _CharT __minus = __ctype.widen('-');
+ const _CharT __plus = __ctype.widen('+');
+ bool __testsign = _Traits::eq(__olds[0], __minus)
+ || _Traits::eq(__olds[0], __plus);
+
+ bool __testhex = _Traits::eq(__ctype.widen('0'), __olds[0])
+ && (_Traits::eq(__ctype.widen('x'), __olds[1])
+ || _Traits::eq(__ctype.widen('X'), __olds[1]));
if (__testhex)
{
__news[0] = __olds[0];
__news += 2;
__beg = __pads;
__beglen = __plen;
- __end = const_cast<char_type*>(__olds + __mod);
+ __end = const_cast<_CharT*>(__olds + __mod);
}
else if (__testsign)
{
- __news[0] = __olds[0] == __plus ? __plus : __minus;
+ _Traits::eq((__news[0] = __olds[0]), __plus) ? __plus : __minus;
++__mod;
++__news;
__beg = __pads;
__beglen = __plen;
- __end = const_cast<char_type*>(__olds + __mod);
+ __end = const_cast<_CharT*>(__olds + __mod);
}
else
{
// Padding first.
__beg = __pads;
__beglen = __plen;
- __end = const_cast<char_type*>(__olds);
+ __end = const_cast<_CharT*>(__olds);
}
}
else
// Padding first.
__beg = __pads;
__beglen = __plen;
- __end = const_cast<char_type*>(__olds);
+ __end = const_cast<_CharT*>(__olds);
}
- traits_type::copy(__news, __beg, __beglen);
- traits_type::copy(__news + __beglen, __end, __newlen - __beglen - __mod);
- }
-
- // NB: Can't have default argument on non-member template, and
- // num_put doesn't have a _Traits template parameter, so this
- // forwarding template adds in the default template argument.
- template<typename _CharT>
- void
- __pad(ios_base& __io, _CharT __fill, _CharT* __news, const _CharT* __olds,
- const streamsize __newlen, const streamsize __oldlen,
- const bool __num)
- {
- return __pad<_CharT, char_traits<_CharT> >(__io, __fill, __news, __olds,
- __newlen, __oldlen, __num);
+ _Traits::copy(__news, __beg, __beglen);
+ _Traits::copy(__news + __beglen, __end,
+ __newlen - __beglen - __mod);
}
- // Used by both numeric and monetary facets.
- // Check to make sure that the __grouping_tmp string constructed in
- // money_get or num_get matches the canonical grouping for a given
- // locale.
- // __grouping_tmp is parsed L to R
- // 1,222,444 == __grouping_tmp of "/1/3/3"
- // __grouping is parsed R to L
- // 1,222,444 == __grouping of "/3" == "/3/3/3"
template<typename _CharT>
bool
__verify_grouping(const basic_string<_CharT>& __grouping,
return __test;
}
- // Used by both numeric and monetary facets.
- // Inserts "group separator" characters into an array of characters.
- // It's recursive, one iteration per group. It moves the characters
- // in the buffer this way: "xxxx12345" -> "12,345xxx". Call this
- // only with __gbeg != __gend.
template<typename _CharT>
_CharT*
__add_grouping(_CharT* __s, _CharT __sep,
while (__first != __last);
return __s;
}
+
+ // Generic definition, locale cache initialization.
+ template<typename _CharT>
+ void
+ __locale_cache<_CharT>::_M_init(const locale& __loc)
+ {
+ if (__builtin_expect(has_facet<numpunct<_CharT> >(__loc), true))
+ {
+ const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
+ _M_falsename = __np.falsename();
+ _M_truename = __np.truename();
+ _M_thousands_sep = __np.thousands_sep();
+ _M_decimal_point = __np.decimal_point();
+ _M_grouping = __np.grouping();
+ _M_use_grouping = _M_grouping.size() != 0
+ && _M_grouping.data()[0] != 0;
+ }
+ if (__builtin_expect(has_facet<ctype<_CharT> >(__loc), true))
+ {
+ const ctype<_CharT>& __ct = use_facet< ctype<_CharT> >(__loc);
+ __ct.widen(__num_base::_S_atoms_out,
+ __num_base::_S_atoms_out + __num_base::_S_end,
+ _M_literals);
+ }
+ }
+
+ // Inhibit implicit instantiations for required instantiations,
+ // which are defined via explicit instantiations elsewhere.
+ // NB: This syntax is a GNU extension.
+#if _GLIBCPP_EXTERN_TEMPLATE
+ extern template class moneypunct<char, false>;
+ extern template class moneypunct<char, true>;
+ extern template class moneypunct_byname<char, false>;
+ extern template class moneypunct_byname<char, true>;
+ extern template class money_get<char>;
+ extern template class money_put<char>;
+ extern template class numpunct<char>;
+ extern template class numpunct_byname<char>;
+ extern template class num_get<char>;
+ extern template class num_put<char>;
+ extern template class __timepunct<char>;
+ extern template class time_put<char>;
+ extern template class time_put_byname<char>;
+ extern template class time_get<char>;
+ extern template class time_get_byname<char>;
+ extern template class messages<char>;
+ extern template class messages_byname<char>;
+ extern template class ctype_byname<char>;
+ extern template class codecvt_byname<char, char, mbstate_t>;
+ extern template class collate<char>;
+ extern template class collate_byname<char>;
+
+ extern template
+ const codecvt<char, char, mbstate_t>&
+ use_facet<codecvt<char, char, mbstate_t> >(const locale&);
+
+ extern template
+ const collate<char>&
+ use_facet<collate<char> >(const locale&);
+
+ extern template
+ const numpunct<char>&
+ use_facet<numpunct<char> >(const locale&);
+
+ extern template
+ const num_put<char>&
+ use_facet<num_put<char> >(const locale&);
+
+ extern template
+ const num_get<char>&
+ use_facet<num_get<char> >(const locale&);
+
+ extern template
+ const moneypunct<char, true>&
+ use_facet<moneypunct<char, true> >(const locale&);
+
+ extern template
+ const moneypunct<char, false>&
+ use_facet<moneypunct<char, false> >(const locale&);
+
+ extern template
+ const money_put<char>&
+ use_facet<money_put<char> >(const locale&);
+
+ extern template
+ const money_get<char>&
+ use_facet<money_get<char> >(const locale&);
+
+ extern template
+ const __timepunct<char>&
+ use_facet<__timepunct<char> >(const locale&);
+
+ extern template
+ const time_put<char>&
+ use_facet<time_put<char> >(const locale&);
+
+ extern template
+ const time_get<char>&
+ use_facet<time_get<char> >(const locale&);
+
+ extern template
+ const messages<char>&
+ use_facet<messages<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<ctype<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<codecvt<char, char, mbstate_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<collate<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<numpunct<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<num_put<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<num_get<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<moneypunct<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<money_put<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<money_get<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<__timepunct<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<time_put<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<time_get<char> >(const locale&);
+
+ extern template
+ bool
+ has_facet<messages<char> >(const locale&);
+
+#ifdef _GLIBCPP_USE_WCHAR_T
+ extern template class moneypunct<wchar_t, false>;
+ extern template class moneypunct<wchar_t, true>;
+ extern template class moneypunct_byname<wchar_t, false>;
+ extern template class moneypunct_byname<wchar_t, true>;
+ extern template class money_get<wchar_t>;
+ extern template class money_put<wchar_t>;
+ extern template class numpunct<wchar_t>;
+ extern template class numpunct_byname<wchar_t>;
+ extern template class num_get<wchar_t>;
+ extern template class num_put<wchar_t>;
+ extern template class __timepunct<wchar_t>;
+ extern template class time_put<wchar_t>;
+ extern template class time_put_byname<wchar_t>;
+ extern template class time_get<wchar_t>;
+ extern template class time_get_byname<wchar_t>;
+ extern template class messages<wchar_t>;
+ extern template class messages_byname<wchar_t>;
+ extern template class ctype_byname<wchar_t>;
+ extern template class codecvt_byname<wchar_t, char, mbstate_t>;
+ extern template class collate<wchar_t>;
+ extern template class collate_byname<wchar_t>;
+
+ extern template
+ const codecvt<wchar_t, char, mbstate_t>&
+ use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
+
+ extern template
+ const collate<wchar_t>&
+ use_facet<collate<wchar_t> >(const locale&);
+
+ extern template
+ const numpunct<wchar_t>&
+ use_facet<numpunct<wchar_t> >(const locale&);
+
+ extern template
+ const num_put<wchar_t>&
+ use_facet<num_put<wchar_t> >(const locale&);
+
+ extern template
+ const num_get<wchar_t>&
+ use_facet<num_get<wchar_t> >(const locale&);
+
+ extern template
+ const moneypunct<wchar_t, true>&
+ use_facet<moneypunct<wchar_t, true> >(const locale&);
+
+ extern template
+ const moneypunct<wchar_t, false>&
+ use_facet<moneypunct<wchar_t, false> >(const locale&);
+
+ extern template
+ const money_put<wchar_t>&
+ use_facet<money_put<wchar_t> >(const locale&);
+
+ extern template
+ const money_get<wchar_t>&
+ use_facet<money_get<wchar_t> >(const locale&);
+
+ extern template
+ const __timepunct<wchar_t>&
+ use_facet<__timepunct<wchar_t> >(const locale&);
+
+ extern template
+ const time_put<wchar_t>&
+ use_facet<time_put<wchar_t> >(const locale&);
+
+ extern template
+ const time_get<wchar_t>&
+ use_facet<time_get<wchar_t> >(const locale&);
+
+ extern template
+ const messages<wchar_t>&
+ use_facet<messages<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<ctype<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<collate<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<numpunct<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<num_put<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<num_get<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<moneypunct<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<money_put<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<money_get<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<__timepunct<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<time_put<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<time_get<wchar_t> >(const locale&);
+
+ extern template
+ bool
+ has_facet<messages<wchar_t> >(const locale&);
+#endif
+#endif
} // namespace std
#endif
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