// Locale support -*- C++ -*-
-// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
// Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
#pragma GCC system_header
-#include <limits> // For numeric_limits
-#include <typeinfo> // For bad_cast.
+#include <limits> // For numeric_limits
+#include <typeinfo> // For bad_cast.
#include <bits/streambuf_iterator.h>
namespace std
__s2.data(), __s2.data() + __s2.length()) < 0);
}
+ /**
+ * @brief Test for the presence of a facet.
+ *
+ * has_facet tests the locale argument for the presence of the facet type
+ * provided as the template parameter. Facets derived from the facet
+ * parameter will also return true.
+ *
+ * @param Facet The facet type to test the presence of.
+ * @param locale The locale to test.
+ * @return true if locale contains a facet of type Facet, else false.
+ */
template<typename _Facet>
inline bool
has_facet(const locale& __loc) throw()
return (__i < __loc._M_impl->_M_facets_size && __facets[__i]);
}
+ /**
+ * @brief Return a facet.
+ *
+ * use_facet looks for and returns a reference to a facet of type Facet
+ * where Facet is the template parameter. If has_facet(locale) is true,
+ * there is a suitable facet to return. It throws std::bad_cast if the
+ * locale doesn't contain a facet of type Facet.
+ *
+ * @param Facet The facet type to access.
+ * @param locale The locale to use.
+ * @return Reference to facet of type Facet.
+ * @throw std::bad_cast if locale doesn't contain a facet of type Facet.
+ */
template<typename _Facet>
inline const _Facet&
use_facet(const locale& __loc)
operator() (const locale& __loc) const;
};
+ // Specializations.
template<typename _CharT>
struct __use_cache<__numpunct_cache<_CharT> >
{
}
};
+ template<typename _CharT, bool _Intl>
+ struct __use_cache<__moneypunct_cache<_CharT, _Intl> >
+ {
+ const __moneypunct_cache<_CharT, _Intl>*
+ operator() (const locale& __loc) const
+ {
+ const size_t __i = moneypunct<_CharT, _Intl>::id._M_id();
+ const locale::facet** __caches = __loc._M_impl->_M_caches;
+ if (!__caches[__i])
+ {
+ __moneypunct_cache<_CharT, _Intl>* __tmp = NULL;
+ try
+ {
+ __tmp = new __moneypunct_cache<_CharT, _Intl>;
+ __tmp->_M_cache(__loc);
+ }
+ catch(...)
+ {
+ delete __tmp;
+ __throw_exception_again;
+ }
+ __loc._M_impl->_M_install_cache(__tmp, __i);
+ }
+ return static_cast<
+ const __moneypunct_cache<_CharT, _Intl>*>(__caches[__i]);
+ }
+ };
+
+ template<typename _CharT>
+ void
+ __numpunct_cache<_CharT>::_M_cache(const locale& __loc)
+ {
+ _M_allocated = true;
+
+ const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
+
+ _M_grouping_size = __np.grouping().size();
+ char* __grouping = new char[_M_grouping_size];
+ __np.grouping().copy(__grouping, _M_grouping_size);
+ _M_grouping = __grouping;
+ _M_use_grouping = _M_grouping_size && __np.grouping()[0] != 0;
+
+ _M_truename_size = __np.truename().size();
+ _CharT* __truename = new _CharT[_M_truename_size];
+ __np.truename().copy(__truename, _M_truename_size);
+ _M_truename = __truename;
+
+ _M_falsename_size = __np.falsename().size();
+ _CharT* __falsename = new _CharT[_M_falsename_size];
+ __np.falsename().copy(__falsename, _M_falsename_size);
+ _M_falsename = __falsename;
+
+ _M_decimal_point = __np.decimal_point();
+ _M_thousands_sep = __np.thousands_sep();
+
+ const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
+ __ct.widen(__num_base::_S_atoms_out,
+ __num_base::_S_atoms_out + __num_base::_S_oend, _M_atoms_out);
+ __ct.widen(__num_base::_S_atoms_in,
+ __num_base::_S_atoms_in + __num_base::_S_iend, _M_atoms_in);
+ }
+
+ template<typename _CharT, bool _Intl>
+ void
+ __moneypunct_cache<_CharT, _Intl>::_M_cache(const locale& __loc)
+ {
+ _M_allocated = true;
+
+ const moneypunct<_CharT, _Intl>& __mp =
+ use_facet<moneypunct<_CharT, _Intl> >(__loc);
+
+ _M_grouping_size = __mp.grouping().size();
+ char* __grouping = new char[_M_grouping_size];
+ __mp.grouping().copy(__grouping, _M_grouping_size);
+ _M_grouping = __grouping;
+ _M_use_grouping = _M_grouping_size && __mp.grouping()[0] != 0;
+
+ _M_decimal_point = __mp.decimal_point();
+ _M_thousands_sep = __mp.thousands_sep();
+ _M_frac_digits = __mp.frac_digits();
+
+ _M_curr_symbol_size = __mp.curr_symbol().size();
+ _CharT* __curr_symbol = new _CharT[_M_curr_symbol_size];
+ __mp.curr_symbol().copy(__curr_symbol, _M_curr_symbol_size);
+ _M_curr_symbol = __curr_symbol;
+
+ _M_positive_sign_size = __mp.positive_sign().size();
+ _CharT* __positive_sign = new _CharT[_M_positive_sign_size];
+ __mp.positive_sign().copy(__positive_sign, _M_positive_sign_size);
+ _M_positive_sign = __positive_sign;
+
+ _M_negative_sign_size = __mp.negative_sign().size();
+ _CharT* __negative_sign = new _CharT[_M_negative_sign_size];
+ __mp.negative_sign().copy(__negative_sign, _M_negative_sign_size);
+ _M_negative_sign = __negative_sign;
+
+ _M_pos_format = __mp.pos_format();
+ _M_neg_format = __mp.neg_format();
+
+ const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
+ __ct.widen(money_base::_S_atoms,
+ money_base::_S_atoms + money_base::_S_end, _M_atoms);
+ }
+
+
+ // 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"
+ static bool
+ __verify_grouping(const char* __grouping, size_t __grouping_size,
+ const string& __grouping_tmp);
+
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
ios_base::iostate& __err, string& __xtrc) const
{
typedef char_traits<_CharT> __traits_type;
- typedef typename numpunct<_CharT>::__cache_type __cache_type;
+ typedef typename numpunct<_CharT>::__cache_type __cache_type;
__use_cache<__cache_type> __uc;
const locale& __loc = __io._M_getloc();
const __cache_type* __lc = __uc(__loc);
const _CharT* __lit = __lc->_M_atoms_in;
+ // True if a mantissa is found.
+ bool __found_mantissa = false;
+
// First check for sign.
if (__beg != __end)
{
const char_type __c = *__beg;
- const bool __plus = __traits_type::eq(__c, __lit[_S_iplus]);
- if (__plus || __traits_type::eq(__c, __lit[_S_iminus]))
+ const bool __plus = __c == __lit[__num_base::_S_iplus];
+ if ((__plus || __c == __lit[__num_base::_S_iminus])
+ && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
+ && !(__c == __lc->_M_decimal_point))
{
- __xtrc += __plus ? _S_atoms_in[_S_iplus]
- : _S_atoms_in[_S_iminus];
+ __xtrc += __plus ? '+' : '-';
++__beg;
}
}
-
- // Next, look for a zero...
- bool __found_mantissa = false;
- if (__beg != __end && __traits_type::eq(*__beg, __lit[_S_izero]))
+
+ // Next, look for leading zeros.
+ while (__beg != __end)
{
- __xtrc += _S_atoms_in[_S_izero];
- __found_mantissa = true;
- ++__beg;
- // ... and skip the additional ones.
- for (; __beg != __end
- && __traits_type::eq(*__beg, __lit[_S_izero]); ++__beg);
+ const char_type __c = *__beg;
+ if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
+ || __c == __lc->_M_decimal_point)
+ break;
+ else if (__c == __lit[__num_base::_S_izero])
+ {
+ if (!__found_mantissa)
+ {
+ __xtrc += '0';
+ __found_mantissa = true;
+ }
+ ++__beg;
+ }
+ else
+ break;
}
// Only need acceptable digits for floating point numbers.
bool __found_dec = false;
bool __found_sci = false;
string __found_grouping;
+ if (__lc->_M_use_grouping)
+ __found_grouping.reserve(32);
int __sep_pos = 0;
- bool __e;
+ const char_type* __lit_zero = __lit + __num_base::_S_izero;
+ const char_type* __q;
while (__beg != __end)
{
- // Only look in digits.
+ // According to 22.2.2.1.2, p8-9, first look for thousands_sep
+ // and decimal_point.
const char_type __c = *__beg;
- const char_type* __p = __traits_type::find(__lit + _S_izero, 10,
- __c);
- if (__p)
+ if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
{
- // Try first for acceptable digit; record it if found.
- __xtrc += _S_atoms_in[__p - __lit];
- __found_mantissa = true;
- ++__sep_pos;
- ++__beg;
- }
- else if (__traits_type::eq(__c, __lc->_M_thousands_sep)
- && __lc->_M_use_grouping && !__found_dec)
- {
- // NB: Thousands separator at the beginning of a string
- // is a no-no, as is two consecutive thousands separators.
- if (__sep_pos)
- {
- __found_grouping += static_cast<char>(__sep_pos);
- __sep_pos = 0;
- ++__beg;
- }
- else
+ if (!__found_dec && !__found_sci)
{
- __err |= ios_base::failbit;
- break;
+ // NB: Thousands separator at the beginning of a string
+ // is a no-no, as is two consecutive thousands separators.
+ if (__sep_pos)
+ {
+ __found_grouping += static_cast<char>(__sep_pos);
+ __sep_pos = 0;
+ ++__beg;
+ }
+ else
+ {
+ __err |= ios_base::failbit;
+ break;
+ }
}
+ else
+ break;
}
- else if (__traits_type::eq(__c, __lc->_M_decimal_point)
- && !__found_dec)
+ else if (__c == __lc->_M_decimal_point)
{
- // 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);
- __xtrc += '.';
- __found_dec = true;
+ if (!__found_dec && !__found_sci)
+ {
+ // If no grouping chars are seen, no grouping check
+ // is applied. Therefore __found_grouping is adjusted
+ // only if decimal_point comes after some thousands_sep.
+ if (__found_grouping.size())
+ __found_grouping += static_cast<char>(__sep_pos);
+ __xtrc += '.';
+ __found_dec = true;
+ ++__beg;
+ }
+ else
+ break;
+ }
+ else if (__q = __traits_type::find(__lit_zero, 10, __c))
+ {
+ __xtrc += __num_base::_S_atoms_in[__q - __lit];
+ __found_mantissa = true;
+ ++__sep_pos;
++__beg;
}
- else if ((__e = __traits_type::eq(__c, __lit[_S_ie])
- || __traits_type::eq(__c, __lit[_S_iE]))
+ else if ((__c == __lit[__num_base::_S_ie]
+ || __c == __lit[__num_base::_S_iE])
&& __found_mantissa && !__found_sci)
{
// Scientific notation.
- __xtrc += __e ? _S_atoms_in[_S_ie] : _S_atoms_in[_S_iE];
+ if (__found_grouping.size() && !__found_dec)
+ __found_grouping += static_cast<char>(__sep_pos);
+ __xtrc += 'e';
__found_sci = true;
// Remove optional plus or minus sign, if they exist.
if (++__beg != __end)
{
- const bool __plus = __traits_type::eq(*__beg, __lit[_S_iplus]);
- if (__plus || __traits_type::eq(*__beg, __lit[_S_iminus]))
+ const bool __plus = *__beg == __lit[__num_base::_S_iplus];
+ if ((__plus || *__beg == __lit[__num_base::_S_iminus])
+ && !(__lc->_M_use_grouping
+ && *__beg == __lc->_M_thousands_sep)
+ && !(*__beg == __lc->_M_decimal_point))
{
- __xtrc += __plus ? _S_atoms_in[_S_iplus]
- : _S_atoms_in[_S_iminus];
+ __xtrc += __plus ? '+' : '-';
++__beg;
}
}
// Digit grouping is checked. If grouping and found_grouping don't
// match, then get very very upset, and set failbit.
- if (__lc->_M_use_grouping && __found_grouping.size())
+ if (__found_grouping.size())
{
- // Add the ending grouping if a decimal wasn't found.
- if (!__found_dec)
+ // Add the ending grouping if a decimal or 'e'/'E' wasn't found.
+ if (!__found_dec && !__found_sci)
__found_grouping += static_cast<char>(__sep_pos);
- const string __grouping = __lc->_M_grouping;
- if (!std::__verify_grouping(__grouping, __found_grouping))
+ if (!std::__verify_grouping(__lc->_M_grouping,
+ __lc->_M_grouping_size,
+ __found_grouping))
__err |= ios_base::failbit;
}
// Finish up.
- __xtrc += char();
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
}
template<typename _CharT, typename _InIter>
- _InIter
- num_get<_CharT, _InIter>::
- _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
- ios_base::iostate& __err, string& __xtrc, int& __base) const
- {
- typedef char_traits<_CharT> __traits_type;
- typedef typename numpunct<_CharT>::__cache_type __cache_type;
- __use_cache<__cache_type> __uc;
- const locale& __loc = __io._M_getloc();
- const __cache_type* __lc = __uc(__loc);
- const _CharT* __lit = __lc->_M_atoms_in;
-
- // NB: Iff __basefield == 0, this can change based on contents.
- const ios_base::fmtflags __basefield = __io.flags() & ios_base::basefield;
- if (__basefield == ios_base::oct)
- __base = 8;
- else if (__basefield == ios_base::hex)
- __base = 16;
- else
- __base = 10;
+ template<typename _ValueT>
+ _InIter
+ num_get<_CharT, _InIter>::
+ _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
+ ios_base::iostate& __err, _ValueT& __v) const
+ {
+ typedef char_traits<_CharT> __traits_type;
+ typedef typename numpunct<_CharT>::__cache_type __cache_type;
+ __use_cache<__cache_type> __uc;
+ const locale& __loc = __io._M_getloc();
+ const __cache_type* __lc = __uc(__loc);
+ const _CharT* __lit = __lc->_M_atoms_in;
- // First check for sign.
- if (__beg != __end)
- {
- const char_type __c = *__beg;
- const bool __plus = __traits_type::eq(__c, __lit[_S_iplus]);
- if (__plus || __traits_type::eq(__c, __lit[_S_iminus]))
- {
- __xtrc += __plus ? _S_atoms_in[_S_iplus]
- : _S_atoms_in[_S_iminus];
- ++__beg;
- }
- }
+ // NB: Iff __basefield == 0, __base can change based on contents.
+ const ios_base::fmtflags __basefield = __io.flags()
+ & ios_base::basefield;
+ const bool __oct = __basefield == ios_base::oct;
+ int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10);
- // Next, look for leading zeros and check required digits for base formats.
- if (__builtin_expect(__base == 10, true))
- {
- // Look for a zero...
- if (__beg != __end && __traits_type::eq(*__beg, __lit[_S_izero]))
- {
- __xtrc += _S_atoms_in[_S_izero];
+ // True if numeric digits are found.
+ bool __found_num = false;
+
+ // First check for sign.
+ bool __negative = false;
+ if (__beg != __end)
+ {
+ const char_type __c = *__beg;
+ if (numeric_limits<_ValueT>::is_signed)
+ __negative = __c == __lit[__num_base::_S_iminus];
+ if ((__negative || __c == __lit[__num_base::_S_iplus])
+ && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
+ && !(__c == __lc->_M_decimal_point))
++__beg;
- // ... and skip the additional ones.
- for (; __beg != __end
- && __traits_type::eq(*__beg, __lit[_S_izero]); ++__beg);
-
- // Check required digits.
- if (__beg != __end && __basefield == 0)
- {
- const bool __x = __traits_type::eq(*__beg, __lit[_S_ix]);
- if (__x || __traits_type::eq(*__beg, __lit[_S_iX]))
- {
- __xtrc += __x ? _S_atoms_in[_S_ix]
- : _S_atoms_in[_S_iX];
+ }
+
+ // Next, look for leading zeros and check required digits
+ // for base formats.
+ while (__beg != __end)
+ {
+ const char_type __c = *__beg;
+ if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep
+ || __c == __lc->_M_decimal_point)
+ break;
+ else if (__c == __lit[__num_base::_S_izero]
+ && (!__found_num || __base == 10))
+ {
+ __found_num = true;
+ ++__beg;
+ }
+ else if (__found_num)
+ {
+ if (__c == __lit[__num_base::_S_ix]
+ || __c == __lit[__num_base::_S_iX])
+ {
+ if (__basefield == 0)
__base = 16;
- ++__beg;
- }
- else
- __base = 8;
- }
- }
- }
- else if (__base == 16)
- {
- if (__beg != __end && __traits_type::eq(*__beg, __lit[_S_izero]))
- {
- __xtrc += _S_atoms_in[_S_izero];
-
- if (++__beg != __end)
- {
- const bool __x = __traits_type::eq(*__beg, __lit[_S_ix]);
- if (__x || __traits_type::eq(*__beg, __lit[_S_iX]))
- {
- __xtrc += __x ? _S_atoms_in[_S_ix]
- : _S_atoms_in[_S_iX];
- ++__beg;
- }
- }
- }
- }
+ if (__base == 16)
+ {
+ __found_num = false;
+ ++__beg;
+ }
+ }
+ else if (__basefield == 0)
+ __base = 8;
+ break;
+ }
+ else
+ break;
+ }
- // At this point, base is determined. If not hex, only allow
- // base digits as valid input.
- const size_t __len = __base == 16 ? _S_iend : __base;
+ // At this point, base is determined. If not hex, only allow
+ // base digits as valid input.
+ const size_t __len = (__base == 16 ? __num_base::_S_iend
+ - __num_base::_S_izero : __base);
- // Extract.
- string __found_grouping;
- int __sep_pos = 0;
- for (; __beg != __end; ++__beg)
- {
- const char_type __c = *__beg;
- const char_type* __p = __traits_type::find(__lit + _S_izero,
- __len, __c);
- if (__p)
- {
- // Try first for acceptable digit; record it if found.
- __xtrc += _S_atoms_in[__p - __lit];
- ++__sep_pos;
- }
- else if (__traits_type::eq(__c, __lc->_M_thousands_sep)
- && __lc->_M_use_grouping)
- {
- // NB: Thousands separator at the beginning of a string
- // is a no-no, as is two consecutive thousands separators.
- if (__sep_pos)
- {
- __found_grouping += static_cast<char>(__sep_pos);
- __sep_pos = 0;
- }
- else
- {
- __err |= ios_base::failbit;
+ // Extract.
+ string __found_grouping;
+ if (__lc->_M_use_grouping)
+ __found_grouping.reserve(32);
+ int __sep_pos = 0;
+ bool __overflow = false;
+ _ValueT __result = 0;
+ const char_type* __lit_zero = __lit + __num_base::_S_izero;
+ const char_type* __q;
+ if (__negative)
+ {
+ const _ValueT __min = numeric_limits<_ValueT>::min() / __base;
+ for (; __beg != __end; ++__beg)
+ {
+ // According to 22.2.2.1.2, p8-9, first look for thousands_sep
+ // and decimal_point.
+ const char_type __c = *__beg;
+ if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
+ {
+ // NB: Thousands separator at the beginning of a string
+ // is a no-no, as is two consecutive thousands separators.
+ if (__sep_pos)
+ {
+ __found_grouping += static_cast<char>(__sep_pos);
+ __sep_pos = 0;
+ }
+ else
+ {
+ __err |= ios_base::failbit;
+ break;
+ }
+ }
+ else if (__c == __lc->_M_decimal_point)
break;
- }
- }
- else
- // Not a valid input item.
- break;
- }
+ else if (__q = __traits_type::find(__lit_zero, __len, __c))
+ {
+ int __digit = __q - __lit_zero;
+ if (__digit > 15)
+ __digit -= 6;
+ if (__result < __min)
+ __overflow = true;
+ else
+ {
+ const _ValueT __new_result = __result * __base
+ - __digit;
+ __overflow |= __new_result > __result;
+ __result = __new_result;
+ ++__sep_pos;
+ __found_num = true;
+ }
+ }
+ else
+ // Not a valid input item.
+ break;
+ }
+ }
+ else
+ {
+ const _ValueT __max = numeric_limits<_ValueT>::max() / __base;
+ for (; __beg != __end; ++__beg)
+ {
+ const char_type __c = *__beg;
+ if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
+ {
+ if (__sep_pos)
+ {
+ __found_grouping += static_cast<char>(__sep_pos);
+ __sep_pos = 0;
+ }
+ else
+ {
+ __err |= ios_base::failbit;
+ break;
+ }
+ }
+ else if (__c == __lc->_M_decimal_point)
+ break;
+ else if (__q = __traits_type::find(__lit_zero, __len, __c))
+ {
+ int __digit = __q - __lit_zero;
+ if (__digit > 15)
+ __digit -= 6;
+ if (__result > __max)
+ __overflow = true;
+ else
+ {
+ const _ValueT __new_result = __result * __base
+ + __digit;
+ __overflow |= __new_result < __result;
+ __result = __new_result;
+ ++__sep_pos;
+ __found_num = true;
+ }
+ }
+ else
+ break;
+ }
+ }
- // Digit grouping is checked. If grouping and found_grouping don't
- // match, then get very very upset, and set failbit.
- if (__lc->_M_use_grouping && __found_grouping.size())
- {
- // Add the ending grouping.
- __found_grouping += static_cast<char>(__sep_pos);
+ // Digit grouping is checked. If grouping and found_grouping don't
+ // match, then get very very upset, and set failbit.
+ if (__found_grouping.size())
+ {
+ // Add the ending grouping.
+ __found_grouping += static_cast<char>(__sep_pos);
- const string __grouping = __lc->_M_grouping;
- if (!std::__verify_grouping(__grouping, __found_grouping))
- __err |= ios_base::failbit;
- }
+ if (!std::__verify_grouping(__lc->_M_grouping,
+ __lc->_M_grouping_size,
+ __found_grouping))
+ __err |= ios_base::failbit;
+ }
- // Finish up.
- __xtrc += char();
- if (__beg == __end)
- __err |= ios_base::eofbit;
- return __beg;
- }
+ if (!(__err & ios_base::failbit) && !__overflow
+ && __found_num)
+ __v = __result;
+ else
+ __err |= ios_base::failbit;
+
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
+ }
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 17. Bad bool parsing
{
if (!(__io.flags() & ios_base::boolalpha))
{
- // Parse bool values as unsigned long.
+ // Parse bool values as long.
// NB: We can't just call do_get(long) here, as it might
// refer to a derived class.
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
-
- unsigned long __ul;
- std::__convert_to_v(__xtrc.c_str(), __ul, __err,
- _S_get_c_locale(), __base);
- if (!(__err & ios_base::failbit) && __ul <= 1)
- __v = __ul;
- else
+ long __l = -1;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __l);
+ if (__l == 0 || __l == 1)
+ __v = __l;
+ else
__err |= ios_base::failbit;
}
else
{
// Parse bool values as alphanumeric.
- typedef char_traits<_CharT> __traits_type;
- typedef typename numpunct<_CharT>::__cache_type __cache_type;
+ typedef char_traits<_CharT> __traits_type;
+ typedef typename numpunct<_CharT>::__cache_type __cache_type;
__use_cache<__cache_type> __uc;
const locale& __loc = __io._M_getloc();
const __cache_type* __lc = __uc(__loc);
- const size_t __tn = __traits_type::length(__lc->_M_truename) - 1;
- const size_t __fn = __traits_type::length(__lc->_M_falsename) - 1;
- bool __testf = false;
- bool __testt = false;
- for (size_t __n = 0; __beg != __end; ++__n)
+ bool __testf = true;
+ bool __testt = true;
+ size_t __n;
+ for (__n = 0; __beg != __end; ++__n, ++__beg)
{
- const char_type __c = *__beg;
- ++__beg;
+ if (__testf)
+ if (__n < __lc->_M_falsename_size)
+ __testf = *__beg == __lc->_M_falsename[__n];
+ else
+ break;
+
+ if (__testt)
+ if (__n < __lc->_M_truename_size)
+ __testt = *__beg == __lc->_M_truename[__n];
+ else
+ break;
- if (__n <= __fn)
- __testf = __traits_type::eq(__c, __lc->_M_falsename[__n]);
-
- if (__n <= __tn)
- __testt = __traits_type::eq(__c, __lc->_M_truename[__n]);
-
- if (!(__testf || __testt))
- {
- __err |= ios_base::failbit;
- break;
- }
- else if (__testf && __n == __fn)
- {
- __v = 0;
- break;
- }
- else if (__testt && __n == __tn)
- {
- __v = 1;
- break;
- }
+ if (!__testf && !__testt)
+ break;
}
+ if (__testf && __n == __lc->_M_falsename_size)
+ __v = 0;
+ else if (__testt && __n == __lc->_M_truename_size)
+ __v = 1;
+ else
+ __err |= ios_base::failbit;
+
if (__beg == __end)
__err |= ios_base::eofbit;
}
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- std::__convert_to_v(__xtrc.c_str(), __v, __err,
- _S_get_c_locale(), __base);
- return __beg;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned short& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- unsigned long __ul;
- std::__convert_to_v(__xtrc.c_str(), __ul, __err,
- _S_get_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;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned int& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- unsigned long __ul;
- std::__convert_to_v(__xtrc.c_str(), __ul, __err,
- _S_get_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;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- std::__convert_to_v(__xtrc.c_str(), __v, __err,
- _S_get_c_locale(), __base);
- return __beg;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
#ifdef _GLIBCXX_USE_LONG_LONG
template<typename _CharT, typename _InIter>
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long long& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- std::__convert_to_v(__xtrc.c_str(), __v, __err,
- _S_get_c_locale(), __base);
- return __beg;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long long& __v) const
- {
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
- std::__convert_to_v(__xtrc.c_str(), __v, __err,
- _S_get_c_locale(), __base);
- return __beg;
- }
+ { return _M_extract_int(__beg, __end, __io, __err, __v); }
#endif
template<typename _CharT, typename _InIter>
_InIter
num_get<_CharT, _InIter>::
- do_get(iter_type __beg, iter_type __end, ios_base& __io,
+ do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, float& __v) const
{
string __xtrc;
__xtrc.reserve(32);
__beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
- std::__convert_to_v(__xtrc.c_str(), __v, __err,
- _S_get_c_locale());
+ std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
return __beg;
}
// Prepare for hex formatted input.
typedef ios_base::fmtflags fmtflags;
const fmtflags __fmt = __io.flags();
- const fmtflags __fmtmask = ~(ios_base::showpos | ios_base::basefield
- | ios_base::uppercase | ios_base::internal);
- __io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
+ __io.flags(__fmt & ~ios_base::basefield | ios_base::hex);
- string __xtrc;
- int __base;
- __beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
+ unsigned long __ul;
+ __beg = _M_extract_int(__beg, __end, __io, __err, __ul);
// Reset from hex formatted input.
__io.flags(__fmt);
- unsigned long __ul;
- std::__convert_to_v(__xtrc.c_str(), __ul, __err,
- _S_get_c_locale(), __base);
if (!(__err & ios_base::failbit))
__v = reinterpret_cast<void*>(__ul);
- else
+ else
__err |= ios_base::failbit;
return __beg;
}
template<typename _CharT, typename _OutIter>
void
num_put<_CharT, _OutIter>::
- _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
+ _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,
+ __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new, __cs,
__w, __len, true);
__len = static_cast<int>(__w);
}
{
unsigned long __ul = static_cast<unsigned long>(__v);
bool __neg = false;
- if (__v < 0)
+ if (__v < 0)
{
__ul = -__ul;
__neg = true;
}
- return __int_to_char(__bufend, __ul, __lit, __flags, __neg);
+ return __int_to_char(__bufend, __ul, __lit, __flags, __neg);
}
template<typename _CharT>
inline int
__int_to_char(_CharT* __bufend, unsigned long __v, const _CharT* __lit,
ios_base::fmtflags __flags)
- { return __int_to_char(__bufend, __v, __lit, __flags, false); }
+ {
+ // About showpos, see Table 60 and C99 7.19.6.1, p6 (+).
+ return __int_to_char(__bufend, __v, __lit,
+ __flags & ~ios_base::showpos, false);
+ }
#ifdef _GLIBCXX_USE_LONG_LONG
template<typename _CharT>
inline int
__int_to_char(_CharT* __bufend, 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)
+ if (__v < 0)
{
__ull = -__ull;
__neg = true;
}
- return __int_to_char(__bufend, __ull, __lit, __flags, __neg);
+ return __int_to_char(__bufend, __ull, __lit, __flags, __neg);
}
template<typename _CharT>
inline int
- __int_to_char(_CharT* __bufend, unsigned long long __v, const _CharT* __lit,
- ios_base::fmtflags __flags)
- { return __int_to_char(__bufend, __v, __lit, __flags, false); }
+ __int_to_char(_CharT* __bufend, unsigned long long __v,
+ const _CharT* __lit, ios_base::fmtflags __flags)
+ { return __int_to_char(__bufend, __v, __lit,
+ __flags & ~ios_base::showpos, false); }
#endif
-
+
template<typename _CharT, typename _ValueT>
int
__int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
__basefield != ios_base::hex, true))
{
// Decimal.
- do
+ do
{
*__buf-- = __lit[(__v % 10) + __num_base::_S_odigits];
__v /= 10;
- }
+ }
while (__v != 0);
if (__neg)
*__buf-- = __lit[__num_base::_S_ominus];
else if (__basefield == ios_base::oct)
{
// Octal.
- do
+ do
{
*__buf-- = __lit[(__v & 0x7) + __num_base::_S_odigits];
__v >>= 3;
- }
+ }
while (__v != 0);
if (__showbase)
*__buf-- = __lit[__num_base::_S_odigits];
{
// Hex.
const bool __uppercase = __flags & ios_base::uppercase;
- const int __case_offset = __uppercase ? __num_base::_S_oudigits
+ const int __case_offset = __uppercase ? __num_base::_S_oudigits
: __num_base::_S_odigits;
- do
+ do
{
*__buf-- = __lit[(__v & 0xf) + __case_offset];
__v >>= 4;
- }
+ }
while (__v != 0);
if (__showbase)
{
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
+ _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
+ ios_base& __io, _CharT* __new, _CharT* __cs, int& __len) const
{
// By itself __add_grouping cannot deal correctly with __cs when
// ios::showbase is set and ios_base::oct || ios_base::hex.
// 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()
+ const ios_base::fmtflags __basefield = __io.flags()
& ios_base::basefield;
if ((__io.flags() & ios_base::showbase) && __len > 1)
if (__basefield == ios_base::oct)
__new[1] = __cs[1];
}
_CharT* __p;
- __p = std::__add_grouping(__new + __off, __sep, __grouping.data(),
- __grouping.data() + __grouping.size(),
- __cs + __off, __cs + __len);
+ __p = std::__add_grouping(__new + __off, __sep, __grouping,
+ __grouping_size, __cs + __off,
+ __cs + __len);
__len = __p - __new;
}
template<typename _ValueT>
_OutIter
num_put<_CharT, _OutIter>::
- _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
- _ValueT __v) const
+ _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
+ _ValueT __v) const
{
typedef typename numpunct<_CharT>::__cache_type __cache_type;
__use_cache<__cache_type> __uc;
const __cache_type* __lc = __uc(__loc);
const _CharT* __lit = __lc->_M_atoms_out;
- // Long enough to hold hex, dec, and octal representations.
+ // Long enough to hold hex, dec, and octal representations.
const int __ilen = 4 * sizeof(_ValueT);
- _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __ilen));
// [22.2.2.2.2] Stage 1, numeric conversion to character.
int __len;
__len = __int_to_char(__cs + __ilen, __v, __lit, __io.flags());
__cs += __ilen - __len;
-
- // Add grouping, if necessary.
+
+ // Add grouping, if necessary.
if (__lc->_M_use_grouping)
{
// Grouping can add (almost) as many separators as the
// number of digits, but no more.
- _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __len * 2));
- _M_group_int(__lc->_M_grouping, __lc->_M_thousands_sep, __io,
- __cs2, __cs, __len);
+ _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
+ __lc->_M_thousands_sep, __io, __cs2, __cs, __len);
__cs = __cs2;
}
-
+
// Pad.
const streamsize __w = __io.width();
if (__w > static_cast<streamsize>(__len))
{
- _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __w));
_M_pad(__fill, __w, __io, __cs3, __cs, __len);
__cs = __cs3;
// [22.2.2.2.2] Stage 4.
// Write resulting, fully-formatted string to output iterator.
return std::__write(__s, __cs, __len);
- }
+ }
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
+ _M_group_float(const char* __grouping, size_t __grouping_size,
+ _CharT __sep, const _CharT* __p, _CharT* __new,
+ _CharT* __cs, int& __len) const
{
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 282. What types does numpunct grouping refer to?
- // Add grouping, if necessary.
+ // Add grouping, if necessary.
_CharT* __p2;
const int __declen = __p ? __p - __cs : __len;
- __p2 = std::__add_grouping(__new, __sep, __grouping.data(),
- __grouping.data() + __grouping.size(),
+ __p2 = std::__add_grouping(__new, __sep, __grouping, __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;
}
int __cs_size = __max_digits * 3;
char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- _S_format_float(__io, __fbuf, __mod);
+ __num_base::_S_format_float(__io, __fbuf, __mod);
__len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
_S_get_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_size = __len + 1;
__cs = static_cast<char*>(__builtin_alloca(__cs_size));
__len = std::__convert_from_v(__cs, __cs_size, __fbuf, __v,
_S_get_c_locale(), __prec);
// fractional part + 3 chars for sign, decimal point, '\0'. On
// the other hand, for non-fixed outputs __max_digits*3 chars
// are largely sufficient.
- const int __cs_size = __fixed ? __max_exp + __max_digits + 4
+ const int __cs_size = __fixed ? __max_exp + __max_digits + 4
: __max_digits * 3;
char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- _S_format_float(__io, __fbuf, __mod);
- __len = std::__convert_from_v(__cs, 0, __fbuf, __v,
+ __num_base::_S_format_float(__io, __fbuf, __mod);
+ __len = std::__convert_from_v(__cs, 0, __fbuf, __v,
_S_get_c_locale(), __prec);
#endif
// numpunct.decimal_point() values for '.' and adding grouping.
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __len));
__ctype.widen(__cs, __cs + __len, __ws);
-
+
// Replace decimal point.
const _CharT __cdec = __ctype.widen('.');
const _CharT __dec = __lc->_M_decimal_point;
if (__p = char_traits<_CharT>::find(__ws, __len, __cdec))
__ws[__p - __ws] = __dec;
- // Add grouping, if necessary.
+ // Add grouping, if necessary.
if (__lc->_M_use_grouping)
{
// Grouping can add (almost) as many separators as the
// number of digits, but no more.
- _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __len * 2));
- _M_group_float(__lc->_M_grouping, __lc->_M_thousands_sep, __p,
- __ws2, __ws, __len);
+ _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
+ __lc->_M_thousands_sep, __p, __ws2, __ws, __len);
__ws = __ws2;
}
__ws = __ws3;
}
__io.width(0);
-
+
// [22.2.2.2.2] Stage 4.
// Write resulting, fully-formatted string to output iterator.
return std::__write(__s, __ws, __len);
const locale& __loc = __io._M_getloc();
const __cache_type* __lc = __uc(__loc);
- const _CharT* __name = __v ? __lc->_M_truename
+ const _CharT* __name = __v ? __lc->_M_truename
: __lc->_M_falsename;
- int __len = char_traits<_CharT>::length(__name);
+ int __len = __v ? __lc->_M_truename_size
+ : __lc->_M_falsename_size;
const streamsize __w = __io.width();
if (__w > static_cast<streamsize>(__len))
{
- _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
- * __w));
+ _CharT* __cs
+ = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __w));
_M_pad(__fill, __w, __io, __cs, __name, __len);
__name = __cs;
}
template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
- do_put(iter_type __s, ios_base& __io, char_type __fill,
+ do_put(iter_type __s, ios_base& __io, char_type __fill,
long double __v) const
{ return _M_insert_float(__s, __io, __fill, 'L', __v); }
const void* __v) const
{
const ios_base::fmtflags __flags = __io.flags();
- const ios_base::fmtflags __fmt = ~(ios_base::showpos | ios_base::basefield
- | ios_base::uppercase | ios_base::internal);
+ const ios_base::fmtflags __fmt = ~(ios_base::showpos
+ | ios_base::basefield
+ | ios_base::uppercase
+ | ios_base::internal);
__io.flags(__flags & __fmt | (ios_base::hex | ios_base::showbase));
- try
- {
- __s = _M_insert_int(__s, __io, __fill,
- reinterpret_cast<unsigned long>(__v));
- __io.flags(__flags);
- }
- catch (...)
- {
- __io.flags(__flags);
- __throw_exception_again;
- }
+
+ __s = _M_insert_int(__s, __io, __fill,
+ reinterpret_cast<unsigned long>(__v));
+ __io.flags(__flags);
return __s;
}
+ template<typename _CharT, typename _InIter>
+ template<bool _Intl>
+ _InIter
+ money_get<_CharT, _InIter>::
+ _M_extract(iter_type __beg, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, string& __units) const
+ {
+ typedef char_traits<_CharT> __traits_type;
+ typedef typename string_type::size_type size_type;
+ typedef money_base::part part;
+ typedef moneypunct<_CharT, _Intl> __moneypunct_type;
+ typedef typename __moneypunct_type::__cache_type __cache_type;
+
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
+ __use_cache<__cache_type> __uc;
+ const __cache_type* __lc = __uc(__loc);
+ const char_type* __lit = __lc->_M_atoms;
+
+ // Deduced sign.
+ bool __negative = false;
+ // Sign size.
+ size_type __sign_size = 0;
+ // True if sign is mandatory.
+ const bool __mandatory_sign = (__lc->_M_positive_sign_size
+ && __lc->_M_negative_sign_size);
+ // String of grouping info from thousands_sep plucked from __units.
+ string __grouping_tmp;
+ if (__lc->_M_use_grouping)
+ __grouping_tmp.reserve(32);
+ // Last position before the decimal point.
+ int __last_pos = 0;
+ // Separator positions, then, possibly, fractional digits.
+ int __n = 0;
+ // If input iterator is in a valid state.
+ bool __testvalid = true;
+ // Flag marking when a decimal point is found.
+ bool __testdecfound = false;
+
+ // The tentative returned string is stored here.
+ string __res;
+ __res.reserve(32);
+
+ const char_type* __lit_zero = __lit + money_base::_S_zero;
+ const char_type* __q;
+ const money_base::pattern __p = __lc->_M_neg_format;
+ for (int __i = 0; __i < 4 && __testvalid; ++__i)
+ {
+ const part __which = static_cast<part>(__p.field[__i]);
+ switch (__which)
+ {
+ case money_base::symbol:
+ // According to 22.2.6.1.2, p2, symbol is required
+ // if (__io.flags() & ios_base::showbase), otherwise
+ // is optional and consumed only if other characters
+ // are needed to complete the format.
+ if (__io.flags() & ios_base::showbase || __sign_size > 1
+ || __i == 0
+ || (__i == 1 && (__mandatory_sign
+ || (static_cast<part>(__p.field[0])
+ == money_base::sign)
+ || (static_cast<part>(__p.field[2])
+ == money_base::space)))
+ || (__i == 2 && ((static_cast<part>(__p.field[3])
+ == money_base::value)
+ || __mandatory_sign
+ && (static_cast<part>(__p.field[3])
+ == money_base::sign))))
+ {
+ const size_type __len = __lc->_M_curr_symbol_size;
+ size_type __j = 0;
+ for (; __beg != __end && __j < __len
+ && *__beg == __lc->_M_curr_symbol[__j];
+ ++__beg, ++__j);
+ if (__j != __len
+ && (__j || __io.flags() & ios_base::showbase))
+ __testvalid = false;
+ }
+ break;
+ case money_base::sign:
+ // Sign might not exist, or be more than one character long.
+ if (__lc->_M_positive_sign_size && __beg != __end
+ && *__beg == __lc->_M_positive_sign[0])
+ {
+ __sign_size = __lc->_M_positive_sign_size;
+ ++__beg;
+ }
+ else if (__lc->_M_negative_sign_size && __beg != __end
+ && *__beg == __lc->_M_negative_sign[0])
+ {
+ __negative = true;
+ __sign_size = __lc->_M_negative_sign_size;
+ ++__beg;
+ }
+ else if (__lc->_M_positive_sign_size
+ && !__lc->_M_negative_sign_size)
+ // "... if no sign is detected, the result is given the sign
+ // that corresponds to the source of the empty string"
+ __negative = true;
+ else if (__mandatory_sign)
+ __testvalid = false;
+ break;
+ case money_base::value:
+ // Extract digits, remove and stash away the
+ // grouping of found thousands separators.
+ for (; __beg != __end; ++__beg)
+ if (__q = __traits_type::find(__lit_zero, 10, *__beg))
+ {
+ __res += money_base::_S_atoms[__q - __lit];
+ ++__n;
+ }
+ else if (*__beg == __lc->_M_decimal_point && !__testdecfound)
+ {
+ __last_pos = __n;
+ __n = 0;
+ __testdecfound = true;
+ }
+ else if (__lc->_M_use_grouping
+ && *__beg == __lc->_M_thousands_sep
+ && !__testdecfound)
+ {
+ if (__n)
+ {
+ // Mark position for later analysis.
+ __grouping_tmp += static_cast<char>(__n);
+ __n = 0;
+ }
+ else
+ {
+ __testvalid = false;
+ break;
+ }
+ }
+ else
+ break;
+ if (__res.empty())
+ __testvalid = false;
+ break;
+ case money_base::space:
+ // At least one space is required.
+ if (__beg != __end && __ctype.is(ctype_base::space, *__beg))
+ ++__beg;
+ else
+ __testvalid = false;
+ case money_base::none:
+ // Only if not at the end of the pattern.
+ if (__i != 3)
+ for (; __beg != __end
+ && __ctype.is(ctype_base::space, *__beg); ++__beg);
+ break;
+ }
+ }
+
+ // Need to get the rest of the sign characters, if they exist.
+ if (__sign_size > 1 && __testvalid)
+ {
+ const char_type* __sign = __negative ? __lc->_M_negative_sign
+ : __lc->_M_positive_sign;
+ size_type __i = 1;
+ for (; __beg != __end && __i < __sign_size
+ && *__beg == __sign[__i]; ++__beg, ++__i);
+
+ if (__i != __sign_size)
+ __testvalid = false;
+ }
+
+ if (__testvalid)
+ {
+ // Strip leading zeros.
+ if (__res.size() > 1)
+ {
+ const size_type __first = __res.find_first_not_of('0');
+ const bool __only_zeros = __first == string::npos;
+ if (__first)
+ __res.erase(0, __only_zeros ? __res.size() - 1 : __first);
+ }
+
+ // 22.2.6.1.2, p4
+ if (__negative && __res[0] != '0')
+ __res.insert(__res.begin(), '-');
+
+ // Test for grouping fidelity.
+ if (__grouping_tmp.size())
+ {
+ // Add the ending grouping.
+ __grouping_tmp += static_cast<char>(__testdecfound ? __last_pos
+ : __n);
+ if (!std::__verify_grouping(__lc->_M_grouping,
+ __lc->_M_grouping_size,
+ __grouping_tmp))
+ __testvalid = false;
+ }
+
+ // Iff not enough digits were supplied after the decimal-point.
+ if (__testdecfound && __lc->_M_frac_digits > 0
+ && __n != __lc->_M_frac_digits)
+ __testvalid = false;
+ }
+
+ // Iff no more characters are available.
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+
+ // Iff valid sequence is not recognized.
+ if (!__testvalid)
+ __err |= ios_base::failbit;
+ else
+ __units.swap(__res);
+
+ return __beg;
+ }
template<typename _CharT, typename _InIter>
_InIter
money_get<_CharT, _InIter>::
- do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
+ do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
ios_base::iostate& __err, long double& __units) const
- {
- string_type __str;
- __beg = this->do_get(__beg, __end, __intl, __io, __err, __str);
-
- const int __cs_size = __str.size() + 1;
- char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- const locale __loc = __io.getloc();
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- const _CharT* __wcs = __str.c_str();
- __ctype.narrow(__wcs, __wcs + __cs_size, char(), __cs);
- std::__convert_to_v(__cs, __units, __err, _S_get_c_locale());
+ {
+ string __str;
+ if (__intl)
+ __beg = _M_extract<true>(__beg, __end, __io, __err, __str);
+ else
+ __beg = _M_extract<false>(__beg, __end, __io, __err, __str);
+ std::__convert_to_v(__str.c_str(), __units, __err, _S_get_c_locale());
return __beg;
}
template<typename _CharT, typename _InIter>
_InIter
money_get<_CharT, _InIter>::
- do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
+ do_get(iter_type __beg, iter_type __end, bool __intl, ios_base& __io,
ios_base::iostate& __err, string_type& __units) const
- {
- // These contortions are quite unfortunate.
- typedef moneypunct<_CharT, true> __money_true;
- typedef moneypunct<_CharT, false> __money_false;
- typedef money_base::part part;
- typedef typename string_type::size_type size_type;
-
- const locale __loc = __io.getloc();
- const __money_true& __mpt = use_facet<__money_true>(__loc);
- const __money_false& __mpf = use_facet<__money_false>(__loc);
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
-
- const money_base::pattern __p = __intl ? __mpt.neg_format()
- : __mpf.neg_format();
-
- const string_type __pos_sign = __intl ? __mpt.positive_sign()
- : __mpf.positive_sign();
- const string_type __neg_sign = __intl ? __mpt.negative_sign()
- : __mpf.negative_sign();
- const char_type __d = __intl ? __mpt.decimal_point()
- : __mpf.decimal_point();
- const char_type __sep = __intl ? __mpt.thousands_sep()
- : __mpf.thousands_sep();
-
- const string __grouping = __intl ? __mpt.grouping() : __mpf.grouping();
-
- // Set to deduced positive or negative sign, depending.
- string_type __sign;
- // String of grouping info from thousands_sep plucked from __units.
- string __grouping_tmp;
- // Marker for thousands_sep position.
- int __sep_pos = 0;
- // If input iterator is in a valid state.
- bool __testvalid = true;
- // Flag marking when a decimal point is found.
- bool __testdecfound = false;
+ {
+ typedef typename string::size_type size_type;
- // The tentative returned string is stored here.
- string_type __tmp_units;
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- for (int __i = 0; __beg != __end && __i < 4 && __testvalid; ++__i)
- {
- char_type __c;
- const part __which = static_cast<part>(__p.field[__i]);
- switch (__which)
- {
- case money_base::symbol:
- if (__io.flags() & ios_base::showbase
- || __i < 2 || __sign.size() > 1
- || ((static_cast<part>(__p.field[3]) != money_base::none)
- && __i == 2))
- {
- // 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();
- const size_type __len = __symbol.size();
- size_type __j = 0;
- for (; __beg != __end && __j < __len
- && *__beg == __symbol[__j]; ++__beg, ++__j);
- // When (__io.flags() & ios_base::showbase)
- // symbol is required.
- if (__j != __len && (__io.flags() & ios_base::showbase))
- __testvalid = false;
- }
- break;
- case money_base::sign:
- // Sign might not exist, or be more than one character long.
- if (__pos_sign.size() && *__beg == __pos_sign[0])
- {
- __sign = __pos_sign;
- ++__beg;
- }
- else if (__neg_sign.size() && *__beg == __neg_sign[0])
- {
- __sign = __neg_sign;
- ++__beg;
- }
- else if (__pos_sign.size() && __neg_sign.size())
- {
- // Sign is mandatory.
- __testvalid = false;
- }
- break;
- case money_base::value:
- // Extract digits, remove and stash away the
- // grouping of found thousands separators.
- for (; __beg != __end; ++__beg)
- if (__ctype.is(ctype_base::digit, __c = *__beg))
- {
- __tmp_units += __c;
- ++__sep_pos;
- }
- else if (__c == __d && !__testdecfound)
- {
- __grouping_tmp += static_cast<char>(__sep_pos);
- __sep_pos = 0;
- __testdecfound = true;
- }
- else if (__c == __sep)
- {
- if (__grouping.size())
- {
- // Mark position for later analysis.
- __grouping_tmp += static_cast<char>(__sep_pos);
- __sep_pos = 0;
- }
- else
- {
- __testvalid = false;
- break;
- }
- }
- else
- break;
- break;
- case money_base::space:
- case money_base::none:
- // Only if not at the end of the pattern.
- if (__i != 3)
- for (; __beg != __end
- && __ctype.is(ctype_base::space, *__beg); ++__beg);
- break;
- }
- }
-
- // Need to get the rest of the sign characters, if they exist.
- if (__sign.size() > 1)
+ string __str;
+ const iter_type __ret = __intl ? _M_extract<true>(__beg, __end, __io,
+ __err, __str)
+ : _M_extract<false>(__beg, __end, __io,
+ __err, __str);
+ const size_type __len = __str.size();
+ if (__len)
{
- const size_type __len = __sign.size();
- size_type __i = 1;
- for (; __beg != __end && __i < __len; ++__i)
- for (; __beg != __end
- && *__beg != __sign[__i]; ++__beg);
-
- if (__i != __len)
- __testvalid = false;
+ _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __len));
+ __ctype.widen(__str.data(), __str.data() + __len, __ws);
+ __units.assign(__ws, __len);
}
- if (__testvalid && __tmp_units.size())
- {
- const char_type __zero = __ctype.widen('0');
+ return __ret;
+ }
- // Strip leading zeros.
- if (__tmp_units.size() > 1)
- {
- const size_type __first = __tmp_units.find_first_not_of(__zero);
- const bool __only_zeros = __first == string_type::npos;
- if (__first)
- __tmp_units.erase(0, __only_zeros ? __tmp_units.size() - 1
- : __first);
- }
-
- // 22.2.6.1.2, p4
- if (__sign.size() && __sign == __neg_sign
- && __tmp_units[0] != __zero)
- __tmp_units.insert(__tmp_units.begin(), __ctype.widen('-'));
-
- // Test for grouping fidelity.
- if (__grouping.size() && __grouping_tmp.size())
- {
- if (!std::__verify_grouping(__grouping, __grouping_tmp))
- __testvalid = false;
- }
-
- // Iff not enough digits were supplied after the decimal-point.
- if (__testdecfound)
- {
- const int __frac = __intl ? __mpt.frac_digits()
- : __mpf.frac_digits();
- if (__frac > 0 && __sep_pos != __frac)
- __testvalid = false;
- }
- }
- else
- __testvalid = false;
+ template<typename _CharT, typename _OutIter>
+ template<bool _Intl>
+ _OutIter
+ money_put<_CharT, _OutIter>::
+ _M_insert(iter_type __s, ios_base& __io, char_type __fill,
+ const string_type& __digits) const
+ {
+ typedef typename string_type::size_type size_type;
+ typedef money_base::part part;
+ typedef moneypunct<_CharT, _Intl> __moneypunct_type;
+ typedef typename __moneypunct_type::__cache_type __cache_type;
+
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- // Iff no more characters are available.
- if (__beg == __end)
- __err |= ios_base::eofbit;
+ __use_cache<__cache_type> __uc;
+ const __cache_type* __lc = __uc(__loc);
+ const char_type* __lit = __lc->_M_atoms;
- // Iff valid sequence is not recognized.
- if (!__testvalid)
- __err |= ios_base::failbit;
- else
- // Use the "swap trick" to copy __tmp_units into __units.
- __tmp_units.swap(__units);
+ // Determine if negative or positive formats are to be used, and
+ // discard leading negative_sign if it is present.
+ const char_type* __beg = __digits.data();
- return __beg;
- }
+ money_base::pattern __p;
+ const char_type* __sign;
+ size_type __sign_size;
+ if (*__beg != __lit[money_base::_S_minus])
+ {
+ __p = __lc->_M_pos_format;
+ __sign = __lc->_M_positive_sign;
+ __sign_size = __lc->_M_positive_sign_size;
+ }
+ else
+ {
+ __p = __lc->_M_neg_format;
+ __sign = __lc->_M_negative_sign;
+ __sign_size = __lc->_M_negative_sign_size;
+ if (__digits.size())
+ ++__beg;
+ }
+
+ // Look for valid numbers in the ctype facet within input digits.
+ size_type __len = __ctype.scan_not(ctype_base::digit, __beg,
+ __beg + __digits.size()) - __beg;
+ if (__len)
+ {
+ // Assume valid input, and attempt to format.
+ // Break down input numbers into base components, as follows:
+ // final_value = grouped units + (decimal point) + (digits)
+ string_type __value;
+ __value.reserve(2 * __len);
+
+ // Add thousands separators to non-decimal digits, per
+ // grouping rules.
+ int __paddec = __len - __lc->_M_frac_digits;
+ if (__paddec > 0)
+ {
+ if (__lc->_M_frac_digits < 0)
+ __paddec = __len;
+ if (__lc->_M_grouping_size)
+ {
+ _CharT* __ws =
+ static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * 2 * __len));
+ _CharT* __ws_end =
+ std::__add_grouping(__ws, __lc->_M_thousands_sep,
+ __lc->_M_grouping,
+ __lc->_M_grouping_size,
+ __beg, __beg + __paddec);
+ __value.assign(__ws, __ws_end - __ws);
+ }
+ else
+ __value.assign(__beg, __paddec);
+ }
+ // Deal with decimal point, decimal digits.
+ if (__lc->_M_frac_digits > 0)
+ {
+ __value += __lc->_M_decimal_point;
+ if (__paddec >= 0)
+ __value.append(__beg + __paddec, __lc->_M_frac_digits);
+ else
+ {
+ // Have to pad zeros in the decimal position.
+ __value.append(-__paddec, __lit[money_base::_S_zero]);
+ __value.append(__beg, __len);
+ }
+ }
+
+ // Calculate length of resulting string.
+ const ios_base::fmtflags __f = __io.flags()
+ & ios_base::adjustfield;
+ __len = __value.size() + __sign_size;
+ __len += ((__io.flags() & ios_base::showbase)
+ ? __lc->_M_curr_symbol_size : 0);
+
+ string_type __res;
+ __res.reserve(2 * __len);
+
+ const size_type __width = static_cast<size_type>(__io.width());
+ const bool __testipad = (__f == ios_base::internal
+ && __len < __width);
+ // Fit formatted digits into the required pattern.
+ for (int __i = 0; __i < 4; ++__i)
+ {
+ const part __which = static_cast<part>(__p.field[__i]);
+ switch (__which)
+ {
+ case money_base::symbol:
+ if (__io.flags() & ios_base::showbase)
+ __res.append(__lc->_M_curr_symbol,
+ __lc->_M_curr_symbol_size);
+ break;
+ case money_base::sign:
+ // Sign might not exist, or be more than one
+ // charater long. In that case, add in the rest
+ // below.
+ if (__sign_size)
+ __res += __sign[0];
+ break;
+ case money_base::value:
+ __res += __value;
+ break;
+ case money_base::space:
+ // At least one space is required, but if internal
+ // formatting is required, an arbitrary number of
+ // fill spaces will be necessary.
+ if (__testipad)
+ __res.append(__width - __len, __fill);
+ else
+ __res += __fill;
+ break;
+ case money_base::none:
+ if (__testipad)
+ __res.append(__width - __len, __fill);
+ break;
+ }
+ }
+
+ // Special case of multi-part sign parts.
+ if (__sign_size > 1)
+ __res.append(__sign + 1, __sign_size - 1);
+
+ // Pad, if still necessary.
+ __len = __res.size();
+ if (__width > __len)
+ {
+ if (__f == ios_base::left)
+ // After.
+ __res.append(__width - __len, __fill);
+ else
+ // Before.
+ __res.insert(0, __width - __len, __fill);
+ __len = __width;
+ }
+
+ // Write resulting, fully-formatted string to output iterator.
+ __s = std::__write(__s, __res.data(), __len);
+ }
+ __io.width(0);
+ return __s;
+ }
+
template<typename _CharT, typename _OutIter>
_OutIter
money_put<_CharT, _OutIter>::
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
long double __units) const
- {
+ {
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
#ifdef _GLIBCXX_USE_C99
char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
// _GLIBCXX_RESOLVE_LIB_DEFECTS
// 328. Bad sprintf format modifier in money_put<>::do_put()
- int __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
+ int __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
_S_get_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 = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
+ __len = std::__convert_from_v(__cs, __cs_size, "%.0Lf", __units,
_S_get_c_locale());
}
#else
- // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
+ // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
const int __cs_size = numeric_limits<long double>::max_exponent10 + 3;
char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- int __len = std::__convert_from_v(__cs, 0, "%.0Lf", __units,
+ int __len = std::__convert_from_v(__cs, 0, "%.0Lf", __units,
_S_get_c_locale());
#endif
- _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ _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);
+ const string_type __digits(__ws, __len);
+ return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
+ : _M_insert<false>(__s, __io, __fill, __digits);
}
template<typename _CharT, typename _OutIter>
money_put<_CharT, _OutIter>::
do_put(iter_type __s, bool __intl, ios_base& __io, char_type __fill,
const string_type& __digits) const
- {
- typedef typename string_type::size_type size_type;
- typedef money_base::part part;
-
- const locale __loc = __io.getloc();
- const size_type __width = static_cast<size_type>(__io.width());
-
- // These contortions are quite unfortunate.
- typedef moneypunct<_CharT, true> __money_true;
- typedef moneypunct<_CharT, false> __money_false;
- const __money_true& __mpt = use_facet<__money_true>(__loc);
- const __money_false& __mpf = use_facet<__money_false>(__loc);
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
-
- // Determine if negative or positive formats are to be used, and
- // discard leading negative_sign if it is present.
- const char_type* __beg = __digits.data();
- const char_type* __end = __beg + __digits.size();
- money_base::pattern __p;
- string_type __sign;
- if (*__beg != __ctype.widen('-'))
- {
- __p = __intl ? __mpt.pos_format() : __mpf.pos_format();
- __sign = __intl ? __mpt.positive_sign() : __mpf.positive_sign();
- }
- else
- {
- __p = __intl ? __mpt.neg_format() : __mpf.neg_format();
- __sign = __intl ? __mpt.negative_sign() : __mpf.negative_sign();
- ++__beg;
- }
-
- // Look for valid numbers in the current ctype facet within input digits.
- __end = __ctype.scan_not(ctype_base::digit, __beg, __end);
- if (__beg != __end)
- {
- // Assume valid input, and attempt to format.
- // Break down input numbers into base components, as follows:
- // final_value = grouped units + (decimal point) + (digits)
- string_type __res;
- string_type __value;
- const string_type __symbol = __intl ? __mpt.curr_symbol()
- : __mpf.curr_symbol();
-
- // Deal with decimal point, decimal digits.
- const int __frac = __intl ? __mpt.frac_digits()
- : __mpf.frac_digits();
- if (__frac > 0)
- {
- const char_type __d = __intl ? __mpt.decimal_point()
- : __mpf.decimal_point();
- if (__end - __beg >= __frac)
- {
- __value = string_type(__end - __frac, __end);
- __value.insert(__value.begin(), __d);
- __end -= __frac;
- }
- else
- {
- // Have to pad zeros in the decimal position.
- __value = string_type(__beg, __end);
- const int __paddec = __frac - (__end - __beg);
- const char_type __zero = __ctype.widen('0');
- __value.insert(__value.begin(), __paddec, __zero);
- __value.insert(__value.begin(), __d);
- __beg = __end;
- }
- }
-
- // Add thousands separators to non-decimal digits, per
- // grouping rules.
- if (__beg != __end)
- {
- const string __grouping = __intl ? __mpt.grouping()
- : __mpf.grouping();
- if (__grouping.size())
- {
- const char_type __sep = __intl ? __mpt.thousands_sep()
- : __mpf.thousands_sep();
- const char* __gbeg = __grouping.data();
- const char* __gend = __gbeg + __grouping.size();
- const int __n = (__end - __beg) * 2;
- _CharT* __ws2 =
- static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __n));
- _CharT* __ws_end = std::__add_grouping(__ws2, __sep, __gbeg,
- __gend, __beg, __end);
- __value.insert(0, __ws2, __ws_end - __ws2);
- }
- else
- __value.insert(0, string_type(__beg, __end));
- }
-
- // Calculate length of resulting string.
- const ios_base::fmtflags __f = __io.flags() & ios_base::adjustfield;
- size_type __len = __value.size() + __sign.size();
- __len += (__io.flags() & ios_base::showbase) ? __symbol.size() : 0;
- const bool __testipad = __f == ios_base::internal && __len < __width;
-
- // Fit formatted digits into the required pattern.
- for (int __i = 0; __i < 4; ++__i)
- {
- const part __which = static_cast<part>(__p.field[__i]);
- switch (__which)
- {
- case money_base::symbol:
- if (__io.flags() & ios_base::showbase)
- __res += __symbol;
- break;
- case money_base::sign:
- // Sign might not exist, or be more than one
- // charater long. In that case, add in the rest
- // below.
- if (__sign.size())
- __res += __sign[0];
- break;
- case money_base::value:
- __res += __value;
- break;
- case money_base::space:
- // At least one space is required, but if internal
- // formatting is required, an arbitrary number of
- // fill spaces will be necessary.
- if (__testipad)
- __res += string_type(__width - __len, __fill);
- else
- __res += __ctype.widen(__fill);
- break;
- case money_base::none:
- if (__testipad)
- __res += string_type(__width - __len, __fill);
- break;
- }
- }
-
- // Special case of multi-part sign parts.
- if (__sign.size() > 1)
- __res += string_type(__sign.begin() + 1, __sign.end());
-
- // Pad, if still necessary.
- __len = __res.size();
- if (__width > __len)
- {
- if (__f == ios_base::left)
- // After.
- __res.append(__width - __len, __fill);
- else
- // Before.
- __res.insert(0, string_type(__width - __len, __fill));
- __len = __width;
- }
-
- // Write resulting, fully-formatted string to output iterator.
- __s = std::__write(__s, __res.data(), __len);
- }
- __io.width(0);
- return __s;
- }
+ { return __intl ? _M_insert<true>(__s, __io, __fill, __digits)
+ : _M_insert<false>(__s, __io, __fill, __digits); }
// NB: Not especially useful. Without an ios_base object or some
time_get<_CharT, _InIter>::do_date_order() const
{ return time_base::no_order; }
+ // Expand a strftime format string and parse it. E.g., do_get_date() may
+ // pass %m/%d/%Y => extracted characters.
template<typename _CharT, typename _InIter>
- void
+ _InIter
time_get<_CharT, _InIter>::
- _M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
- ios_base::iostate& __err, tm* __tm,
+ _M_extract_via_format(iter_type __beg, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, tm* __tm,
const _CharT* __format) const
- {
- const locale __loc = __io.getloc();
+ {
+ const locale& __loc = __io._M_getloc();
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const size_t __len = char_traits<_CharT>::length(__format);
for (size_t __i = 0; __beg != __end && __i < __len && !__err; ++__i)
{
- char __c = __format[__i];
- if (__c == '%')
+ if (__ctype.narrow(__format[__i], 0) == '%')
{
// Verify valid formatting code, attempt to extract.
- __c = __format[++__i];
- int __mem = 0;
+ char __c = __ctype.narrow(__format[++__i], 0);
+ int __mem = 0;
if (__c == 'E' || __c == 'O')
- __c = __format[++__i];
+ __c = __ctype.narrow(__format[++__i], 0);
switch (__c)
{
const char* __cs;
// Abbreviated weekday name [tm_wday]
const char_type* __days1[7];
__tp._M_days_abbreviated(__days1);
- _M_extract_name(__beg, __end, __tm->tm_wday, __days1, 7,
- __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days1,
+ 7, __io, __err);
break;
case 'A':
// Weekday name [tm_wday].
const char_type* __days2[7];
__tp._M_days(__days2);
- _M_extract_name(__beg, __end, __tm->tm_wday, __days2, 7,
- __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tm->tm_wday, __days2,
+ 7, __io, __err);
break;
case 'h':
case 'b':
// Abbreviated month name [tm_mon]
const char_type* __months1[12];
__tp._M_months_abbreviated(__months1);
- _M_extract_name(__beg, __end, __tm->tm_mon, __months1, 12,
- __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
+ __months1, 12, __io, __err);
break;
case 'B':
// Month name [tm_mon].
const char_type* __months2[12];
__tp._M_months(__months2);
- _M_extract_name(__beg, __end, __tm->tm_mon, __months2, 12,
- __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tm->tm_mon,
+ __months2, 12, __io, __err);
break;
case 'c':
// Default time and date representation.
const char_type* __dt[2];
__tp._M_date_time_formats(__dt);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __dt[0]);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __dt[0]);
break;
case 'd':
// Day [01, 31]. [tm_mday]
- _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
+ __io, __err);
break;
case 'e':
// Day [1, 31], with single digits preceded by
// space. [tm_mday]
if (__ctype.is(ctype_base::space, *__beg))
- _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9, 1,
- __ctype, __err);
+ __beg = _M_extract_num(++__beg, __end, __tm->tm_mday, 1, 9,
+ 1, __io, __err);
else
- _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31, 2,
- __ctype, __err);
- break;
+ __beg = _M_extract_num(__beg, __end, __tm->tm_mday, 10, 31,
+ 2, __io, __err);
+ break;
case 'D':
// Equivalent to %m/%d/%y.[tm_mon, tm_mday, tm_year]
__cs = "%m/%d/%y";
__ctype.widen(__cs, __cs + 9, __wcs);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __wcs);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __wcs);
break;
case 'H':
// Hour [00, 23]. [tm_hour]
- _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
+ __io, __err);
break;
case 'I':
// Hour [01, 12]. [tm_hour]
- _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
+ __io, __err);
break;
case 'm':
// Month [01, 12]. [tm_mon]
- _M_extract_num(__beg, __end, __mem, 1, 12, 2, __ctype,
- __err);
+ __beg = _M_extract_num(__beg, __end, __mem, 1, 12, 2,
+ __io, __err);
if (!__err)
__tm->tm_mon = __mem - 1;
break;
case 'M':
// Minute [00, 59]. [tm_min]
- _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_min, 0, 59, 2,
+ __io, __err);
break;
case 'n':
if (__ctype.narrow(*__beg, 0) == '\n')
// Equivalent to (%H:%M).
__cs = "%H:%M";
__ctype.widen(__cs, __cs + 6, __wcs);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __wcs);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __wcs);
break;
case 'S':
// Seconds.
- _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_sec, 0, 59, 2,
+ __io, __err);
break;
case 't':
if (__ctype.narrow(*__beg, 0) == '\t')
// Equivalent to (%H:%M:%S).
__cs = "%H:%M:%S";
__ctype.widen(__cs, __cs + 9, __wcs);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __wcs);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __wcs);
break;
case 'x':
// Locale's date.
const char_type* __dates[2];
__tp._M_date_formats(__dates);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __dates[0]);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __dates[0]);
break;
case 'X':
// Locale's time.
const char_type* __times[2];
__tp._M_time_formats(__times);
- _M_extract_via_format(__beg, __end, __io, __err, __tm,
- __times[0]);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __times[0]);
break;
case 'y':
case 'C': // C99
// Two digit year. [tm_year]
- _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
+ __io, __err);
break;
case 'Y':
// Year [1900). [tm_year]
- _M_extract_num(__beg, __end, __mem, 0,
- numeric_limits<int>::max(), 4,
- __ctype, __err);
+ __beg = _M_extract_num(__beg, __end, __mem, 0, 9999, 4,
+ __io, __err);
if (!__err)
__tm->tm_year = __mem - 1900;
break;
if (__ctype.is(ctype_base::upper, *__beg))
{
int __tmp;
- _M_extract_name(__beg, __end, __tmp,
- __timepunct_cache<_CharT>::_S_timezones,
- 14, __ctype, __err);
-
+ __beg = _M_extract_name(__beg, __end, __tmp,
+ __timepunct_cache<_CharT>::_S_timezones,
+ 14, __io, __err);
+
// GMT requires special effort.
if (__beg != __end && !__err && __tmp == 0
- && (*__beg == __ctype.widen('-')
+ && (*__beg == __ctype.widen('-')
|| *__beg == __ctype.widen('+')))
{
- _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
- __ctype, __err);
- _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
- __ctype, __err);
- }
+ __beg = _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
+ __io, __err);
+ __beg = _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
+ __io, __err);
+ }
}
else
__err |= ios_base::failbit;
else
{
// Verify format and input match, extract and discard.
- if (__c == __ctype.narrow(*__beg, 0))
+ if (__format[__i] == *__beg)
++__beg;
else
__err |= ios_base::failbit;
}
}
+ return __beg;
}
template<typename _CharT, typename _InIter>
- void
+ _InIter
time_get<_CharT, _InIter>::
- _M_extract_num(iter_type& __beg, iter_type& __end, int& __member,
- int __min, int __max, size_t __len,
- const ctype<_CharT>& __ctype,
- ios_base::iostate& __err) const
+ _M_extract_num(iter_type __beg, iter_type __end, int& __member,
+ int __min, int __max, size_t __len,
+ ios_base& __io, ios_base::iostate& __err) const
{
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
+ // As-is works for __len = 1, 2, 4, the values actually used.
+ int __mult = __len == 2 ? 10 : (__len == 4 ? 1000 : 1);
+
+ ++__min;
size_t __i = 0;
- string __digits;
- bool __testvalid = true;
- for (; __beg != __end && __i < __len
- && __ctype.is(ctype_base::digit, *__beg); ++__beg, ++__i)
- __digits += __ctype.narrow(*__beg, 0);
- if (__i == __len)
+ int __value = 0;
+ for (; __beg != __end && __i < __len; ++__beg, ++__i)
{
- const int __value = std::atoi(__digits.c_str());
- if (__min <= __value && __value <= __max)
- __member = __value;
+ const char __c = __ctype.narrow(*__beg, '*');
+ if (__c >= '0' && __c <= '9')
+ {
+ __value = __value * 10 + (__c - '0');
+ const int __valuec = __value * __mult;
+ if (__valuec > __max || __valuec + __mult < __min)
+ break;
+ __mult /= 10;
+ }
else
- __testvalid = false;
+ break;
}
+ if (__i == __len)
+ __member = __value;
else
- __testvalid = false;
- if (!__testvalid)
__err |= ios_base::failbit;
+ return __beg;
}
// Assumptions:
// All elements in __names are unique.
template<typename _CharT, typename _InIter>
- void
+ _InIter
time_get<_CharT, _InIter>::
- _M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
- const _CharT** __names, size_t __indexlen,
- const ctype<_CharT>& __ctype,
- ios_base::iostate& __err) const
+ _M_extract_name(iter_type __beg, iter_type __end, int& __member,
+ const _CharT** __names, size_t __indexlen,
+ ios_base& __io, ios_base::iostate& __err) const
{
- typedef char_traits<_CharT> __traits_type;
- int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
+ typedef char_traits<_CharT> __traits_type;
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
+ int* __matches = static_cast<int*>(__builtin_alloca(sizeof(int)
* __indexlen));
size_t __nmatches = 0;
size_t __pos = 0;
bool __testvalid = true;
const char_type* __name;
- // Look for initial matches.
+ // Look for initial matches.
// NB: Some of the locale data is in the form of all lowercase
// names, and some is in the form of initially-capitalized
// names. Look for both.
{
const char_type __c = *__beg;
for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
- if (__c == __names[__i1][0]
+ if (__c == __names[__i1][0]
|| __c == __ctype.toupper(__names[__i1][0]))
__matches[__nmatches++] = __i1;
}
-
+
while (__nmatches > 1)
{
// Find smallest matching string.
- size_t __minlen = 10;
- for (size_t __i2 = 0; __i2 < __nmatches; ++__i2)
- __minlen = std::min(__minlen,
- __traits_type::length(__names[__matches[__i2]]));
+ size_t __minlen = __traits_type::length(__names[__matches[0]]);
+ for (size_t __i2 = 1; __i2 < __nmatches; ++__i2)
+ __minlen = std::min(__minlen,
+ __traits_type::length(__names[__matches[__i2]]));
+ ++__pos;
++__beg;
if (__pos < __minlen && __beg != __end)
- {
- ++__pos;
- for (size_t __i3 = 0; __i3 < __nmatches; ++__i3)
- {
- __name = __names[__matches[__i3]];
- if (__name[__pos] != *__beg)
- __matches[__i3] = __matches[--__nmatches];
- }
- }
+ for (size_t __i3 = 0; __i3 < __nmatches;)
+ {
+ __name = __names[__matches[__i3]];
+ if (__name[__pos] != *__beg)
+ __matches[__i3] = __matches[--__nmatches];
+ else
+ ++__i3;
+ }
else
break;
}
if (__nmatches == 1)
{
- // If there was only one match, the first compare is redundant.
- if (__pos == 0)
- {
- ++__pos;
- ++__beg;
- }
-
// Make sure found name is completely extracted.
+ ++__pos;
+ ++__beg;
__name = __names[__matches[0]];
const size_t __len = __traits_type::length(__name);
while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
__testvalid = false;
if (!__testvalid)
__err |= ios_base::failbit;
+ return __beg;
}
template<typename _CharT, typename _InIter>
do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{
- _CharT __wcs[3];
- const char* __cs = "%X";
- const locale __loc = __io.getloc();
- ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
- __ctype.widen(__cs, __cs + 3, __wcs);
- _M_extract_via_format(__beg, __end, __io, __err, __tm, __wcs);
+ const locale& __loc = __io._M_getloc();
+ const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
+ const char_type* __times[2];
+ __tp._M_time_formats(__times);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __times[0]);
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
do_get_date(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{
- _CharT __wcs[3];
- const char* __cs = "%x";
- const locale __loc = __io.getloc();
- ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
- __ctype.widen(__cs, __cs + 3, __wcs);
- _M_extract_via_format(__beg, __end, __io, __err, __tm, __wcs);
+ const locale& __loc = __io._M_getloc();
+ const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
+ const char_type* __dates[2];
+ __tp._M_date_formats(__dates);
+ __beg = _M_extract_via_format(__beg, __end, __io, __err,
+ __tm, __dates[0]);
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
template<typename _CharT, typename _InIter>
_InIter
time_get<_CharT, _InIter>::
- do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
+ do_get_weekday(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{
- typedef char_traits<_CharT> __traits_type;
- const locale __loc = __io.getloc();
+ typedef char_traits<_CharT> __traits_type;
+ const locale& __loc = __io._M_getloc();
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const char_type* __days[7];
__tp._M_days_abbreviated(__days);
int __tmpwday;
- _M_extract_name(__beg, __end, __tmpwday, __days, 7, __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tmpwday, __days, 7, __io, __err);
// Check to see if non-abbreviated name exists, and extract.
// NB: Assumes both _M_days and _M_days_abbreviated organized in
// exact same order, first to last, such that the resulting
// __days array with the same index points to a day, and that
// day's abbreviated form.
- // NB: Also assumes that an abbreviated name is a subset of the name.
+ // NB: Also assumes that an abbreviated name is a subset of the name.
if (!__err)
{
size_t __pos = __traits_type::length(__days[__tmpwday]);
{
// Extract the rest of it.
const size_t __len = __traits_type::length(__name);
- while (__pos < __len && __beg != __end
+ while (__pos < __len && __beg != __end
&& __name[__pos] == *__beg)
++__beg, ++__pos;
if (__len != __pos)
do_get_monthname(iter_type __beg, iter_type __end,
ios_base& __io, ios_base::iostate& __err, tm* __tm) const
{
- typedef char_traits<_CharT> __traits_type;
- const locale __loc = __io.getloc();
+ typedef char_traits<_CharT> __traits_type;
+ const locale& __loc = __io._M_getloc();
const __timepunct<_CharT>& __tp = use_facet<__timepunct<_CharT> >(__loc);
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
const char_type* __months[12];
__tp._M_months_abbreviated(__months);
int __tmpmon;
- _M_extract_name(__beg, __end, __tmpmon, __months, 12, __ctype, __err);
+ __beg = _M_extract_name(__beg, __end, __tmpmon, __months, 12,
+ __io, __err);
// Check to see if non-abbreviated name exists, and extract.
// NB: Assumes both _M_months and _M_months_abbreviated organized in
// exact same order, first to last, such that the resulting
// __months array with the same index points to a month, and that
// month's abbreviated form.
- // NB: Also assumes that an abbreviated name is a subset of the name.
+ // NB: Also assumes that an abbreviated name is a subset of the name.
if (!__err)
{
size_t __pos = __traits_type::length(__months[__tmpmon]);
{
// Extract the rest of it.
const size_t __len = __traits_type::length(__name);
- while (__pos < __len && __beg != __end
+ while (__pos < __len && __beg != __end
&& __name[__pos] == *__beg)
++__beg, ++__pos;
if (__len != __pos)
if (!__err)
__tm->tm_mon = __tmpmon;
}
-
+
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
template<typename _CharT, typename _InIter>
_InIter
time_get<_CharT, _InIter>::
- do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
+ do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, tm* __tm) const
{
- const locale __loc = __io.getloc();
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ const locale& __loc = __io._M_getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
size_t __i = 0;
int __value = 0;
break;
}
if (__i == 2 || __i == 4)
- __tm->tm_year = __i == 2 ? __value : __value - 1900;
+ __tm->tm_year = __i == 2 ? __value : __value - 1900;
else
__err |= ios_base::failbit;
if (__beg == __end)
template<typename _CharT, typename _OutIter>
_OutIter
time_put<_CharT, _OutIter>::
- put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
+ put(iter_type __s, ios_base& __io, char_type __fill, const tm* __tm,
const _CharT* __beg, const _CharT* __end) const
{
- const locale __loc = __io.getloc();
+ const locale& __loc = __io._M_getloc();
ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
for (; __beg != __end; ++__beg)
if (__ctype.narrow(*__beg, 0) != '%')
}
else
break;
- __s = this->do_put(__s, __io, __fill, __tm,
- __format, __mod);
+ __s = this->do_put(__s, __io, __fill, __tm, __format, __mod);
}
else
break;
template<typename _CharT, typename _OutIter>
_OutIter
time_put<_CharT, _OutIter>::
- do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
+ do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
char __format, char __mod) const
- {
- const locale __loc = __io.getloc();
+ {
+ const locale& __loc = __io._M_getloc();
ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
__timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
// 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(sizeof(char_type) * __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
// format character: if __mod is not the default argument, assume
// it's a valid modifier.
char_type __fmt[4];
- __fmt[0] = __ctype.widen('%');
+ __fmt[0] = __ctype.widen('%');
if (!__mod)
{
__fmt[1] = __format;
template<typename _CharT>
int
collate<_CharT>::
- do_compare(const _CharT* __lo1, const _CharT* __hi1,
+ do_compare(const _CharT* __lo1, const _CharT* __hi1,
const _CharT* __lo2, const _CharT* __hi2) const
- {
+ {
// strcoll assumes zero-terminated strings so we make a copy
// and then put a zero at the end.
const string_type __one(__lo1, __hi1);
if (__res >= __len)
{
__len = __res + 1;
- __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
* __len));
__res = _M_transform(__c, __p, __res + 1);
}
long
collate<_CharT>::
do_hash(const _CharT* __lo, const _CharT* __hi) const
- {
+ {
unsigned long __val = 0;
for (; __lo < __hi; ++__lo)
- __val = *__lo + ((__val << 7) |
+ __val = *__lo + ((__val << 7) |
(__val >> (numeric_limits<unsigned long>::digits - 7)));
return static_cast<long>(__val);
}
// Construct correctly padded string, as per 22.2.2.2.2
- // Assumes
+ // Assumes
// __newlen > __oldlen
// __news is allocated for __newlen size
// Used by both num_put and ostream inserters: if __num,
// 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<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
- _CharT* __news, const _CharT* __olds,
- const streamsize __newlen,
+ 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)
{
const size_t __plen = static_cast<size_t>(__newlen - __oldlen);
// Pad after 0[xX], if there is one.
// Who came up with these rules, anyway? Jeeze.
const locale& __loc = __io._M_getloc();
- const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
- const _CharT __minus = __ctype.widen('-');
- const _CharT __plus = __ctype.widen('+');
- const bool __testsign = _Traits::eq(__olds[0], __minus)
- || _Traits::eq(__olds[0], __plus);
-
- const bool __testhex = _Traits::eq(__ctype.widen('0'), __olds[0])
- && (_Traits::eq(__ctype.widen('x'), __olds[1])
- || _Traits::eq(__ctype.widen('X'), __olds[1]));
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
+ const bool __testsign = (__ctype.widen('-') == __olds[0]
+ || __ctype.widen('+') == __olds[0]);
+ const bool __testhex = (__ctype.widen('0') == __olds[0]
+ && __oldlen > 1
+ && (__ctype.widen('x') == __olds[1]
+ || __ctype.widen('X') == __olds[1]));
if (__testhex)
{
- __news[0] = __olds[0];
+ __news[0] = __olds[0];
__news[1] = __olds[1];
__mod = 2;
__news += 2;
__oldlen - __mod);
}
- template<typename _CharT>
- bool
- __verify_grouping(const basic_string<_CharT>& __grouping,
- const basic_string<_CharT>& __grouping_tmp)
- {
- size_t __i = 0;
- size_t __j = 0;
- const size_t __len = __grouping.size();
- const size_t __n = __grouping_tmp.size();
- bool __test = true;
-
- // Parsed number groupings have to match the
- // numpunct::grouping string exactly, starting at the
- // right-most point of the parsed sequence of elements ...
- while (__test && __i < __n - 1)
- for (__j = 0; __test && __j < __len && __i < __n - 1; ++__j, ++__i)
- __test = __grouping[__j] == __grouping_tmp[__n - __i - 1];
- // ... but the last parsed grouping can be <= numpunct
- // grouping.
- __j == __len ? __j = 0 : __j;
- __test &= __grouping[__j] >= __grouping_tmp[__n - __i - 1];
- return __test;
- }
+ bool
+ __verify_grouping(const char* __grouping, size_t __grouping_size,
+ const string& __grouping_tmp)
+ {
+ const size_t __n = __grouping_tmp.size() - 1;
+ const size_t __min = std::min(__n, size_t(__grouping_size - 1));
+ size_t __i = __n;
+ bool __test = true;
+
+ // Parsed number groupings have to match the
+ // numpunct::grouping string exactly, starting at the
+ // right-most point of the parsed sequence of elements ...
+ for (size_t __j = 0; __j < __min && __test; --__i, ++__j)
+ __test = __grouping_tmp[__i] == __grouping[__j];
+ for (; __i && __test; --__i)
+ __test = __grouping_tmp[__i] == __grouping[__min];
+ // ... but the last parsed grouping can be <= numpunct
+ // grouping.
+ __test &= __grouping_tmp[0] <= __grouping[__min];
+ return __test;
+ }
template<typename _CharT>
_CharT*
- __add_grouping(_CharT* __s, _CharT __sep,
- const char* __gbeg, const char* __gend,
+ __add_grouping(_CharT* __s, _CharT __sep,
+ const char* __gbeg, size_t __gsize,
const _CharT* __first, const _CharT* __last)
{
if (__last - __first > *__gbeg)
{
- const bool __bump = __gbeg + 1 != __gend;
+ const bool __bump = __gsize != 1;
__s = std::__add_grouping(__s, __sep, __gbeg + __bump,
- __gend, __first, __last - *__gbeg);
+ __gsize - __bump, __first,
+ __last - *__gbeg);
__first = __last - *__gbeg;
*__s++ = __sep;
}
}
// Inhibit implicit instantiations for required instantiations,
- // which are defined via explicit instantiations elsewhere.
+ // which are defined via explicit instantiations elsewhere.
// NB: This syntax is a GNU extension.
#if _GLIBCXX_EXTERN_TEMPLATE
extern template class moneypunct<char, false>;
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 num_put<char>;
extern template class __timepunct<char>;
extern template class time_put<char>;
extern template class time_put_byname<char>;
extern template class collate_byname<char>;
extern template
- const codecvt<char, char, mbstate_t>&
+ const codecvt<char, char, mbstate_t>&
use_facet<codecvt<char, char, mbstate_t> >(const locale&);
extern template
- const collate<char>&
+ const collate<char>&
use_facet<collate<char> >(const locale&);
extern template
- const numpunct<char>&
+ const numpunct<char>&
use_facet<numpunct<char> >(const locale&);
- extern template
- const num_put<char>&
+ extern template
+ const num_put<char>&
use_facet<num_put<char> >(const locale&);
- extern template
- const num_get<char>&
+ extern template
+ const num_get<char>&
use_facet<num_get<char> >(const locale&);
extern template
- const moneypunct<char, true>&
+ const moneypunct<char, true>&
use_facet<moneypunct<char, true> >(const locale&);
extern template
- const moneypunct<char, false>&
+ const moneypunct<char, false>&
use_facet<moneypunct<char, false> >(const locale&);
- extern template
- const money_put<char>&
+ extern template
+ const money_put<char>&
use_facet<money_put<char> >(const locale&);
- extern template
- const money_get<char>&
+ extern template
+ const money_get<char>&
use_facet<money_get<char> >(const locale&);
extern template
- const __timepunct<char>&
+ const __timepunct<char>&
use_facet<__timepunct<char> >(const locale&);
- extern template
- const time_put<char>&
+ extern template
+ const time_put<char>&
use_facet<time_put<char> >(const locale&);
- extern template
- const time_get<char>&
+ extern template
+ const time_get<char>&
use_facet<time_get<char> >(const locale&);
- extern template
- const messages<char>&
+ extern template
+ const messages<char>&
use_facet<messages<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<ctype<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<codecvt<char, char, mbstate_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<collate<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<numpunct<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<num_put<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<num_get<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<moneypunct<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<money_put<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<money_get<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<__timepunct<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<time_put<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<time_get<char> >(const locale&);
- extern template
+ extern template
bool
has_facet<messages<char> >(const locale&);
extern template class collate_byname<wchar_t>;
extern template
- const codecvt<wchar_t, char, mbstate_t>&
+ const codecvt<wchar_t, char, mbstate_t>&
use_facet<codecvt<wchar_t, char, mbstate_t> >(locale const&);
extern template
- const collate<wchar_t>&
+ const collate<wchar_t>&
use_facet<collate<wchar_t> >(const locale&);
extern template
- const numpunct<wchar_t>&
+ const numpunct<wchar_t>&
use_facet<numpunct<wchar_t> >(const locale&);
- extern template
- const num_put<wchar_t>&
+ extern template
+ const num_put<wchar_t>&
use_facet<num_put<wchar_t> >(const locale&);
- extern template
- const num_get<wchar_t>&
+ extern template
+ const num_get<wchar_t>&
use_facet<num_get<wchar_t> >(const locale&);
extern template
- const moneypunct<wchar_t, true>&
+ const moneypunct<wchar_t, true>&
use_facet<moneypunct<wchar_t, true> >(const locale&);
extern template
- const moneypunct<wchar_t, false>&
+ const moneypunct<wchar_t, false>&
use_facet<moneypunct<wchar_t, false> >(const locale&);
-
- extern template
- const money_put<wchar_t>&
+
+ extern template
+ const money_put<wchar_t>&
use_facet<money_put<wchar_t> >(const locale&);
- extern template
- const money_get<wchar_t>&
+ extern template
+ const money_get<wchar_t>&
use_facet<money_get<wchar_t> >(const locale&);
extern template
- const __timepunct<wchar_t>&
+ const __timepunct<wchar_t>&
use_facet<__timepunct<wchar_t> >(const locale&);
- extern template
- const time_put<wchar_t>&
+ extern template
+ const time_put<wchar_t>&
use_facet<time_put<wchar_t> >(const locale&);
- extern template
- const time_get<wchar_t>&
+ extern template
+ const time_get<wchar_t>&
use_facet<time_get<wchar_t> >(const locale&);
- extern template
- const messages<wchar_t>&
+ extern template
+ const messages<wchar_t>&
use_facet<messages<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<ctype<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<collate<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<numpunct<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<num_put<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<num_get<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<moneypunct<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<money_put<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<money_get<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<__timepunct<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<time_put<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<time_get<wchar_t> >(const locale&);
- extern template
+ extern template
bool
has_facet<messages<wchar_t> >(const locale&);
#endif