// 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
-#include <bits/std_cerrno.h>
-#include <bits/std_clocale.h> // For localeconv
-#include <bits/std_cstdlib.h> // For strof, strtold
-#include <bits/std_limits.h> // For numeric_limits
-#include <bits/std_memory.h> // For auto_ptr
-#include <bits/streambuf_iterator.h> // For streambuf_iterators
-#include <bits/std_cctype.h> // For isspace
-#include <typeinfo> // For bad_cast
-#include <bits/std_vector.h>
+#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 <typeinfo> // For bad_cast.
+#include <bits/streambuf_iterator.h>
namespace std
{
template<typename _Facet>
locale
- locale::combine(const locale& __other)
+ locale::combine(const locale& __other) const
{
_Impl* __tmp = new _Impl(*_M_impl, 1);
__tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
const basic_string<_CharT, _Traits, _Alloc>& __s2) const
{
typedef std::collate<_CharT> __collate_type;
- const __collate_type* __fcoll = &use_facet<__collate_type>(*this);
- return (__fcoll->compare(__s1.data(), __s1.data() + __s1.length(),
- __s2.data(), __s2.data() + __s2.length()) < 0);
+ const __collate_type& __collate = use_facet<__collate_type>(*this);
+ return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
+ __s2.data(), __s2.data() + __s2.length()) < 0);
}
template<typename _Facet>
const _Facet&
use_facet(const locale& __loc)
{
- typedef locale::_Impl::__vec_facet __vec_facet;
- size_t __i = _Facet::id._M_index;
- __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()
{
- typedef locale::_Impl::__vec_facet __vec_facet;
- size_t __i = _Facet::id._M_index;
- __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]);
}
- // __match_parallel
- // matches input __s against a set of __ntargs strings in __targets,
- // placing in __matches a vector of indices into __targets which
- // match, and in __remain the number of such matches. If it hits
- // end of sequence before it minimizes the set, sets __eof.
- // Empty strings are never matched.
- template<typename _InIter, typename _CharT>
+
+ // Stage 1: Determine a conversion specifier.
+ template<typename _CharT, typename _InIter>
_InIter
- __match_parallel(_InIter __s, _InIter __end, int __ntargs,
- const basic_string<_CharT>* __targets,
- int* __matches, int& __remain, bool& __eof)
+ num_get<_CharT, _InIter>::
+ _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
+ ios_base::iostate& __err, string& __xtrc) const
{
- typedef basic_string<_CharT> __string_type;
- __eof = false;
- for (int __ti = 0; __ti < __ntargs; ++__ti)
- __matches[__ti] = __ti;
- __remain = __ntargs;
- size_t __pos = 0;
- do
+ 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);
+
+ // First check for sign.
+ const char_type __plus = __ctype.widen('+');
+ const char_type __minus = __ctype.widen('-');
+ int __pos = 0;
+ char_type __c = *__beg;
+ if ((__traits_type::eq(__c, __plus) || __traits_type::eq(__c, __minus))
+ && __beg != __end)
+ {
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
+ __c = *(++__beg);
+ }
+
+ // Next, strip leading zeros.
+ const char_type __zero = __ctype.widen(_S_atoms_in[_M_zero]);
+ bool __found_zero = false;
+ while (__traits_type::eq(__c, __zero) && __beg != __end)
+ {
+ __c = *(++__beg);
+ __found_zero = true;
+ }
+ if (__found_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_in, _S_atoms_in + __len, __watoms);
+ bool __found_dec = false;
+ bool __found_sci = false;
+ const char_type __dec = __np.decimal_point();
+
+ string __found_grouping;
+ const string __grouping = __np.grouping();
+ bool __check_grouping = __grouping.size();
+ int __sep_pos = 0;
+ const char_type __sep = __np.thousands_sep();
+
+ while (__beg != __end)
{
- int __ti = 0;
- while (__ti < __remain && __pos == __targets[__matches[__ti]].size())
- ++__ti;
- if (__ti == __remain)
+ // Only look in digits.
+ const char_type* __p = __traits_type::find(__watoms, 10, __c);
+
+ // NB: strchr returns true for __c == 0x0
+ if (__p && !__traits_type::eq(__c, char_type()))
{
- if (__pos == 0) __remain = 0;
- return __s;
+ // Try first for acceptable digit; record it if found.
+ ++__pos;
+ __xtrc += _S_atoms_in[__p - __watoms];
+ ++__sep_pos;
+ __c = *(++__beg);
}
- if (__s == __end)
- __eof = true;
- bool __matched = false;
- for (int __ti2 = 0; __ti2 < __remain; )
- {
- const __string_type& __target = __targets[__matches[__ti2]];
- if (__pos < __target.size())
- {
- if (__eof || __target[__pos] != *__s)
- {
- __matches[__ti2] = __matches[--__remain];
- continue;
- }
- __matched = true;
- }
- ++__ti2;
- }
- if (__matched)
- {
- ++__s;
- ++__pos;
- }
- for (int __ti3 = 0; __ti3 < __remain;)
- {
- if (__pos > __targets[__matches[__ti3]].size())
+ 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.
+ if (__sep_pos)
{
- __matches[__ti3] = __matches[--__remain];
- continue;
+ __found_grouping += static_cast<char>(__sep_pos);
+ __sep_pos = 0;
+ __c = *(++__beg);
}
- ++__ti3;
+ else
+ {
+ __err |= ios_base::failbit;
+ break;
+ }
}
+ else if (__traits_type::eq(__c, __dec) && !__found_dec)
+ {
+ // 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 ((__traits_type::eq(__c, __watoms[_M_e])
+ || __traits_type::eq(__c, __watoms[_M_E]))
+ && !__found_sci && __pos)
+ {
+ // Scientific notation.
+ ++__pos;
+ __xtrc += __ctype.narrow(__c, char());
+ __c = *(++__beg);
+
+ // Remove optional plus or minus sign, if they exist.
+ if (__traits_type::eq(__c, __plus)
+ || __traits_type::eq(__c, __minus))
+ {
+ ++__pos;
+ __xtrc += __ctype.narrow(__c, char());
+ __c = *(++__beg);
+ }
+ __found_sci = true;
+ }
+ else
+ // Not a valid input item.
+ break;
}
- while (__remain);
- return __s;
- }
-
- template<typename _CharT>
- _Format_cache<_CharT>::_Format_cache()
- : _M_valid(true), _M_use_grouping(false)
- { }
-
- template<>
- _Format_cache<char>::_Format_cache();
-
- template<>
- _Format_cache<wchar_t>::_Format_cache();
-
- template<typename _CharT>
- void
- _Format_cache<_CharT>::_M_populate(ios_base& __io)
- {
- locale __loc = __io.getloc ();
- numpunct<_CharT> const& __np = use_facet<numpunct<_CharT> >(__loc);
- _M_truename = __np.truename();
- _M_falsename = __np.falsename();
- _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;
- _M_valid = true;
- }
- // This function is always called via a pointer installed in
- // an ios_base by ios_base::register_callback.
- template<typename _CharT>
- void
- _Format_cache<_CharT>::
- _S_callback(ios_base::event __ev, ios_base& __ios, int __ix) throw()
- {
- void*& __p = __ios.pword(__ix);
- switch (__ev)
+ // 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())
{
- case ios_base::erase_event:
- delete static_cast<_Format_cache<_CharT>*>(__p);
- __p = 0;
- break;
- case ios_base::copyfmt_event:
- // If just stored zero, the callback would get registered again.
- try
- { __p = new _Format_cache<_CharT>; }
- catch(...)
- { }
- break;
- case ios_base::imbue_event:
- static_cast<_Format_cache<_CharT>*>(__p)->_M_valid = false;
- break;
+ // Add the ending grouping if a decimal wasn't found.
+ if (!__found_dec)
+ __found_grouping += static_cast<char>(__sep_pos);
+ if (!__verify_grouping(__grouping, __found_grouping))
+ __err |= ios_base::failbit;
}
+
+ // Finish up
+ __xtrc += char();
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
}
- template<typename _CharT>
- _Format_cache<_CharT>*
- _Format_cache<_CharT>::_S_get(ios_base& __ios)
+ // 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, string& __xtrc, int& __base) const
{
- if (!_S_pword_ix)
- _S_pword_ix = ios_base::xalloc(); // XXX MT
- void*& __p = __ios.pword(_S_pword_ix);
+ 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);
+
+ // NB: Iff __basefield == 0, this can change based on contents.
+ 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;
+
+ // First check for sign.
+ int __pos = 0;
+ char_type __c = *__beg;
+ 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 += __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_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 (__traits_type::eq(__c, __zero) && __beg != __end)
+ {
+ __c = *(++__beg);
+ __found_zero = true;
+ }
+ if (__found_zero)
+ {
+ __xtrc += _S_atoms_in[_M_zero];
+ ++__pos;
+ if (__basefield == 0)
+ {
+ if ((__traits_type::eq(__c, __x)
+ || __traits_type::eq(__c, __X))
+ && __beg != __end)
+ {
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
+ __c = *(++__beg);
+ __base = 16;
+ }
+ else
+ __base = 8;
+ }
+ }
+ }
+ else if (__base == 16)
+ {
+ if (__traits_type::eq(__c, __zero) && __beg != __end)
+ {
+ __xtrc += _S_atoms_in[_M_zero];
+ ++__pos;
+ __c = *(++__beg);
+ if ((__traits_type::eq(__c, __x) || __traits_type::eq(__c, __X))
+ && __beg != __end)
+ {
+ __xtrc += __ctype.narrow(__c, char());
+ ++__pos;
+ __c = *(++__beg);
+ }
+ }
+ }
- // XXX What if pword fails? must check failbit, throw.
- if (__p == 0) // XXX MT? maybe sentry takes care of it
+ // At this point, base is determined. If not hex, only allow
+ // base digits as valid input.
+ size_t __len;
+ if (__base == 16)
+ __len = _M_size;
+ else
+ __len = __base;
+
+ // Extract.
+ char_type __watoms[_M_size];
+ __ctype.widen(_S_atoms_in, _S_atoms_in + __len, __watoms);
+ string __found_grouping;
+ const string __grouping = __np.grouping();
+ bool __check_grouping = __grouping.size();
+ int __sep_pos = 0;
+ const char_type __sep = __np.thousands_sep();
+ while (__beg != __end)
{
- auto_ptr<_Format_cache<_CharT> > __ap(new _Format_cache<_CharT>);
- __ios.register_callback(&_Format_cache<_CharT>::_S_callback,
- _S_pword_ix);
- __p = __ap.release();
+ const char_type* __p = __traits_type::find(__watoms, __len, __c);
+
+ // NB: strchr returns true for __c == 0x0
+ if (__p && !__traits_type::eq(__c, char_type()))
+ {
+ // Try first for acceptable digit; record it if found.
+ __xtrc += _S_atoms_in[__p - __watoms];
+ ++__pos;
+ ++__sep_pos;
+ __c = *(++__beg);
+ }
+ 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.
+ if (__sep_pos)
+ {
+ __found_grouping += static_cast<char>(__sep_pos);
+ __sep_pos = 0;
+ __c = *(++__beg);
+ }
+ else
+ {
+ __err |= ios_base::failbit;
+ break;
+ }
+ }
+ else
+ // Not a valid input item.
+ break;
}
- _Format_cache<_CharT>* __ncp = static_cast<_Format_cache<_CharT>*>(__p);
- if (!__ncp->_M_valid)
- __ncp->_M_populate(__ios);
- return __ncp;
- }
+ // 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())
+ {
+ // Add the ending grouping.
+ __found_grouping += static_cast<char>(__sep_pos);
+ if (!__verify_grouping(__grouping, __found_grouping))
+ __err |= ios_base::failbit;
+ }
- // This member function takes an (w)istreambuf_iterator object and
- // parses it into a generic char array suitable for parsing with
- // strto[l,ll,f,d]. The thought was to encapsulate the conversion
- // into this one function, and thus the num_get::do_get member
- // functions can just adjust for the type of the overloaded
- // argument and process the char array returned from _M_extract.
- // Other things were also considered, including a fused
- // multiply-add loop that would obviate the need for any call to
- // strto... at all: however, it would b e a bit of a pain, because
- // you'd have to be able to return either floating or integral
- // types, etc etc. The current approach seems to be smack dab in
- // the middle between an unoptimized approach using sscanf, and
- // some kind of hyper-optimized approach alluded to above.
-
- // XXX
- // Need to do partial specialization to account for differences
- // between character sets. For char, this is pretty
- // straightforward, but for wchar_t, the conversion to a plain-jane
- // char type is a bit more involved.
- template<typename _CharT, typename _InIter>
- void
- num_get<_CharT, _InIter>::
- _M_extract(_InIter /*__beg*/, _InIter /*__end*/, ios_base& /*__io*/,
- ios_base::iostate& /*__err*/, char* /*__xtrc*/,
- int& /*__base*/, bool /*__fp*/) const
- {
- // XXX Not currently done: need to expand upon char version below.
+ // Finish up.
+ __xtrc += char();
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
}
- template<>
- void
- num_get<char, istreambuf_iterator<char> >::
- _M_extract(istreambuf_iterator<char> __beg,
- istreambuf_iterator<char> __end, ios_base& __io,
- ios_base::iostate& __err, char* __xtrc, int& __base,
- bool __fp) const;
-
#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
- // NB: This is an unresolved library defect #17
+ //17. Bad bool parsing
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, 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] = {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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
{
- typedef _Format_cache<char_type> __fcache_type;
- __fcache_type* __fmt = __fcache_type::_S_get(__io);
- const char_type* __true = __fmt->_M_truename.c_str();
- const char_type* __false = __fmt->_M_falsename.c_str();
- const size_t __truelen = __traits_type::length(__true) - 1;
- const size_t __falselen = __traits_type::length(__false) - 1;
-
- for (size_t __pos = 0; __beg != __end; ++__pos)
+ typedef char_traits<_CharT> __traits_type;
+ typedef basic_string<_CharT> __string_type;
+
+ 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 = __c == __false[__pos];
- bool __testt = __c == __true[__pos];
+ 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;
break;
}
- else if (__testf && __pos == __falselen)
+ else if (__testf && __n == __falsen)
{
__v = 0;
break;
}
- else if (__testt && __pos == __truelen)
+ else if (__testt && __n == __truen)
{
__v = 1;
break;
if (__beg == __end)
__err |= ios_base::eofbit;
}
-
- return __beg;
- }
-#endif
-
-#ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
- 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, 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]= {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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
- && __l >= SHRT_MIN && __l <= SHRT_MAX)
- __v = static_cast<short>(__l);
- else
- __err |= ios_base::failbit;
-
- return __beg;
- }
-
- 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, 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] = {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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
- && __l >= INT_MIN && __l <= INT_MAX)
- __v = static_cast<int>(__l);
- else
- __err |= ios_base::failbit;
-
return __beg;
}
#endif
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]= {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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;
-
- return __beg;
- }
-
-#ifdef _GLIBCPP_USE_LONG_LONG
- 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, 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]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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;
}
-#endif
template<typename _CharT, typename _InIter>
_InIter
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]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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] = {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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;
}
_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
+ 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]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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
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, float& __v) const
+ 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 256 for
- // floating-point types.
- char __xtrc[32]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
-#ifdef _GLIBCPP_USE_C99
- float __f = strtof(__xtrc, &__sanity);
-#else
- float __f = static_cast<float>(strtod(__xtrc, &__sanity));
-#endif
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __f;
- 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
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, double& __v) const
+ 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.
- // Assuming leading zeros eliminated, thus the size of 256 for
- // floating-point types.
- char __xtrc[32]= {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- double __d = strtod(__xtrc, &__sanity);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __d;
- else
- __err |= ios_base::failbit;
-
+ string __xtrc;
+ __xtrc.reserve(32);
+ __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
-#if defined(_GLIBCPP_USE_C99) && !defined(__hpux)
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, long double& __v) const
+ ios_base::iostate& __err, double& __v) const
{
- // Stage 1: extract and determine the conversion specifier.
- // Assuming leading zeros eliminated, thus the size of 256 for
- // floating-point types.
- char __xtrc[32]= {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
-
- // Stage 2: convert and store results.
- char* __sanity;
- errno = 0;
- long double __ld = strtold(__xtrc, &__sanity);
- if (!(__err & ios_base::failbit)
- && __sanity != __xtrc && *__sanity == '\0' && errno == 0)
- __v = __ld;
- else
- __err |= ios_base::failbit;
-
+ string __xtrc;
+ __xtrc.reserve(32);
+ __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
-#else
+
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, long double& __v) const
{
- // Stage 1: extract
- char __xtrc[32]= {'\0'};
- int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, true);
-
- // 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 = "%Lg";
-
- // Stage 3: store results.
- long double __ld;
- int __p = sscanf(__xtrc, __conv, &__ld);
- if (__p
- && static_cast<typename __traits_type::int_type>(__p)
- != __traits_type::eof())
- __v = __ld;
- else
- __err |= ios_base::failbit;
-
+ string __xtrc;
+ __xtrc.reserve(32);
+ __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
+ __convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale);
return __beg;
}
-#endif
template<typename _CharT, typename _InIter>
_InIter
| 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]= {'\0'};
+ string __xtrc;
int __base;
- _M_extract(__beg, __end, __io, __err, __xtrc, __base, false);
-
- // 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;
}
- // __pad is specialized for ostreambuf_iterator, random access iterator.
- template <typename _CharT, typename _OutIter>
- inline _OutIter
- __pad(_OutIter __s, _CharT __fill, int __padding);
-
- template <typename _CharT, typename _RaIter>
- _RaIter
- __pad(_RaIter __s, _CharT __fill, int __padding,
- random_access_iterator_tag)
+ // 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
{
- fill_n(__s, __fill);
- return __s + __padding;
+ // [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);
}
- template <typename _CharT, typename _OutIter, typename _Tag>
- _OutIter
- __pad(_OutIter __s, _CharT __fill, int __padding, _Tag)
+ // 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)
{
- while (--__padding >= 0) { *__s = __fill; ++__s; }
- return __s;
+ 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, typename _OutIter>
- inline _OutIter
- __pad(_OutIter __s, _CharT __fill, int __padding)
- {
- return __pad(__s, __fill, __padding,
- typename iterator_traits<_OutIter>::iterator_category());
+ 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, typename _OutIter>
- _OutIter
- __pad_numeric(_OutIter __s, ios_base::fmtflags /*__flags*/,
- _CharT /*__fill*/, int /*__width*/,
- _CharT const* /*__first*/, _CharT const* /*__middle*/,
- _CharT const* /*__last*/)
- {
- // XXX Not currently done: non streambuf_iterator
- return __s;
+ 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;
}
- // Partial specialization for ostreambuf_iterator.
- template <typename _CharT>
- ostreambuf_iterator<_CharT>
- __pad_numeric(ostreambuf_iterator<_CharT> __s, ios_base::fmtflags __flags,
- _CharT __fill, int __width, _CharT const* __first,
- _CharT const* __middle, _CharT const* __last)
+ 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
{
- typedef ostreambuf_iterator<_CharT> __out_iter;
- int __padding = __width - (__last - __first);
- if (__padding < 0)
- __padding = 0;
- ios_base::fmtflags __aflags = __flags & ios_base::adjustfield;
- bool __testfield = __padding == 0 || __aflags == ios_base::left
- || __aflags == ios_base::internal;
-
- // This was needlessly complicated.
- if (__first != __middle)
- {
- if (!__testfield)
- {
- __pad(__s, __fill, __padding);
- __padding = 0;
- }
- copy(__first, __middle, __s);
- }
- __out_iter __s2 = __s;
+ // 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;
+ }
- if (__padding && __aflags != ios_base::left)
- {
- __pad(__s2, __fill, __padding);
- __padding = 0;
- }
- __out_iter __s3 = copy(__middle, __last, __s2);
- if (__padding)
- __pad(__s3, __fill, __padding);
- return __s3;
+ 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);
+ }
+
+ 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
}
- template <typename _CharT, typename _OutIter>
+ // 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
+ num_put<_CharT, _OutIter>::
+ _M_convert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
+ _ValueT __v) const
+ {
+ // 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();
+ 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
+ // the other hand, for non-fixed outputs __max_digits*3 chars
+ // are largely sufficient.
+ 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 = __convert_from_v(__cs, 0, __fbuf, __v, _S_c_locale, __prec);
+#endif
+
+ // [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));
+ __ctype.widen(__cs, __cs + __len, __ws);
+
+ // Replace decimal point.
+ const _CharT __cdec = __ctype.widen('.');
+ const _CharT __dec = __lc._M_decimal_point;
+ const _CharT* __p;
+ if (__p = char_traits<_CharT>::find(__ws, __len, __cdec))
+ __ws[__p - __ws] = __dec;
+
+ // Add grouping, if necessary.
+ _CharT* __ws2;
+ if (__lc._M_use_grouping)
+ {
+ // 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;
+ }
+
+ // Pad.
+ _CharT* __ws3;
+ streamsize __w = __io.width();
+ if (__w > static_cast<streamsize>(__len))
+ {
+ __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.
+ return __write(__s, __ws, __len);
+ }
+
+ template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
{
- const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
ios_base::fmtflags __flags = __io.flags();
-
if ((__flags & ios_base::boolalpha) == 0)
{
unsigned long __uv = __v;
- return __output_integer(__s, __io, __fill, false, __uv);
+ __s = _M_convert_int(__s, __io, __fill, __uv);
}
else
{
- const char_type* __first;
- const char_type* __last;
+ locale __loc = __io.getloc();
+ const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
+ typedef basic_string<_CharT> __string_type;
+ __string_type __name;
if (__v)
- {
- __first = __fmt->_M_truename.data();
- __last = __first + __fmt->_M_truename.size();
- }
+ __name = __np.truename();
else
- {
- __first = __fmt->_M_falsename.data();
- __last = __first + __fmt->_M_falsename.size();
- }
- copy(__first, __last, __s);
- }
- return __s;
- }
+ __name = __np.falsename();
- // __group_digits 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 __grouping != __grend.
- template <typename _CharT>
- _CharT*
- __group_digits(_CharT* __s, _CharT __grsep, char const* __grouping,
- char const* __grend, _CharT const* __first,
- _CharT const* __last)
- {
- if (__last - __first > *__grouping)
- {
- __s = __group_digits(__s, __grsep,
- (__grouping + 1 == __grend ? __grouping : __grouping + 1),
- __grend, __first, __last - *__grouping);
- __first = __last - *__grouping;
- *__s++ = __grsep;
- }
- do
- {
- *__s++ = *__first++;
- }
- while (__first != __last);
+ 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;
}
- template <typename _CharT, typename _OutIter, typename _ValueT>
- _OutIter
- __output_integer(_OutIter __s, ios_base& __io, _CharT __fill, bool __neg,
- _ValueT __v)
- {
- // Leave room for "+/-," "0x," and commas.
- const long _M_room = numeric_limits<_ValueT>::digits10 * 2 + 4;
- _CharT __digits[_M_room];
- _CharT* __front = __digits + _M_room;
- ios_base::fmtflags __flags = __io.flags();
- const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
- char const* __table = __fmt->_S_literals + __fmt->_S_digits;
-
- ios_base::fmtflags __basefield = (__flags & __io.basefield);
- _CharT* __sign_end = __front;
- if (__basefield == ios_base::hex)
- {
- if (__flags & ios_base::uppercase)
- __table += 16; // use ABCDEF
- do
- *--__front = __table[__v & 15];
- while ((__v >>= 4) != 0);
- __sign_end = __front;
- if (__flags & ios_base::showbase)
- {
- *--__front = __fmt->_S_literals[__fmt->_S_x +
- ((__flags & ios_base::uppercase) ? 1 : 0)];
- *--__front = __table[0];
- }
- }
- else if (__basefield == ios_base::oct)
- {
- do
- *--__front = __table[__v & 7];
- while ((__v >>= 3) != 0);
- if (__flags & ios_base::showbase
- && static_cast<char>(*__front) != __table[0])
- *--__front = __table[0];
- __sign_end = __front;
- }
- else
- {
- // NB: This is _lots_ faster than using ldiv.
- do
- *--__front = __table[__v % 10];
- while ((__v /= 10) != 0);
- __sign_end = __front;
- // NB: ios_base:hex || ios_base::oct assumed to be unsigned.
- if (__neg || (__flags & ios_base::showpos))
- *--__front = __fmt->_S_literals[__fmt->_S_plus - __neg];
- }
-
- // XXX should specialize!
- if (!__fmt->_M_use_grouping && !__io.width())
- return copy(__front, __digits + _M_room, __s);
-
- if (!__fmt->_M_use_grouping)
- return __pad_numeric(__s, __flags, __fill, __io.width(0),
- __front, __sign_end, __digits + _M_room);
-
- _CharT* __p = __digits;
- while (__front < __sign_end)
- *__p++ = *__front++;
- const char* __gr = __fmt->_M_grouping.data();
- __front = __group_digits(__p, __fmt->_M_thousands_sep, __gr,
- __gr + __fmt->_M_grouping.size(), __sign_end, __digits + _M_room);
- return __pad_numeric(__s, __flags, __fill, __io.width(0),
- __digits, __p, __front);
- }
-
- template <typename _CharT, typename _OutIter>
+ template<typename _CharT, typename _OutIter>
_OutIter
num_put<_CharT, _OutIter>::
do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
- {
- unsigned long __uv = __v;
- bool __neg = false;
- if (__v < 0)
- {
- __neg = true;
- __uv = -__uv;
- }
- return __output_integer(__s, __io, __fill, __neg, __uv);
- }
+ { return _M_convert_int(__s, __io, __fill, __v); }
- template <typename _CharT, typename _OutIter>
+ 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 __output_integer(__s, __io, __fill, false, __v); }
+ { return _M_convert_int(__s, __io, __fill, __v); }
#ifdef _GLIBCPP_USE_LONG_LONG
- template <typename _CharT, typename _OutIter>
+ 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
- {
- unsigned long long __uv = __v;
- bool __neg = false;
- if (__v < 0)
- {
- __neg = true;
- __uv = -__uv;
- }
- return __output_integer(__s, __b, __fill, __neg, __uv);
- }
+ { return _M_convert_int(__s, __b, __fill, __v); }
- template <typename _CharT, typename _OutIter>
+ 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 __output_integer(__s, __io, __fill, false, __v); }
+ { return _M_convert_int(__s, __io, __fill, __v); }
#endif
- // Generic helper function
- template<typename _CharT, typename _Traits, typename _OutIter>
+ 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(), __v); }
+
+ template<typename _CharT, typename _OutIter>
_OutIter
- __output_float(_OutIter __s, ios_base& __io, _CharT __fill,
- const char* __sptr, size_t __slen)
+ num_put<_CharT, _OutIter>::
+ do_put(iter_type __s, ios_base& __io, char_type __fill,
+ long double __v) const
+ { return _M_convert_float(__s, __io, __fill, 'L', __v); }
+
+ template<typename _CharT, typename _OutIter>
+ _OutIter
+ num_put<_CharT, _OutIter>::
+ do_put(iter_type __s, ios_base& __io, char_type __fill,
+ const void* __v) const
{
- // XXX Not currently done: non streambuf_iterator
+ ios_base::fmtflags __flags = __io.flags();
+ 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_convert_int(__s, __io, __fill,
+ reinterpret_cast<unsigned long>(__v));
+ __io.flags(__flags);
+ }
+ catch (...)
+ {
+ __io.flags(__flags);
+ __throw_exception_again;
+ }
return __s;
}
- // Partial specialization for ostreambuf_iterator.
- template<typename _CharT, typename _Traits>
- ostreambuf_iterator<_CharT, _Traits>
- __output_float(ostreambuf_iterator<_CharT, _Traits> __s, ios_base& __io,
- _CharT __fill, const char* __sptr, size_t __slen)
- {
- size_t __padding = __io.width() > streamsize(__slen) ?
- __io.width() -__slen : 0;
- locale __loc = __io.getloc();
- ctype<_CharT> const& __ct = use_facet<ctype<_CharT> >(__loc);
- ios_base::fmtflags __adjfield = __io.flags() & ios_base::adjustfield;
- const char* const __eptr = __sptr + __slen;
- // [22.2.2.2.2.19] Table 61
- if (__adjfield == ios_base::internal)
- {
- // [22.2.2.2.2.14]; widen()
- if (__sptr < __eptr && (*__sptr == '+' || *__sptr == '-'))
- {
- __s = __ct.widen(*__sptr);
- ++__s;
- ++__sptr;
- }
- __s = __pad(__s, __fill, __padding);
- __padding = 0;
- }
- else if (__adjfield != ios_base::left)
- {
- __s = __pad(__s, __fill, __padding);
- __padding = 0;
- }
- // the "C" locale decimal character
- char __decimal_point = *(localeconv()->decimal_point);
- const _Format_cache<_CharT>* __fmt = _Format_cache<_CharT>::_S_get(__io);
- for (; __sptr != __eptr; ++__s, ++__sptr)
- {
- // [22.2.2.2.2.17]; decimal point conversion
- if (*__sptr == __decimal_point)
- __s = __fmt->_M_decimal_point;
- // [22.2.2.2.2.14]; widen()
- else
- __s = __ct.widen(*__sptr);
- }
- // [22.2.2.2.2.19] Table 61
- if (__padding)
- __pad(__s, __fill, __padding);
- __io.width(0);
- return __s;
+
+ template<typename _CharT, typename _InIter>
+ _InIter
+ money_get<_CharT, _InIter>::
+ 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 __n = numeric_limits<long double>::digits10;
+ 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);
+ __convert_to_v(__cs, __units, __err, _S_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,
+ 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;
+
+ // 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)
+ {
+ 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();
+ size_type __len = __symbol.size();
+ size_type __j = 0;
+ while (__beg != __end
+ && __j < __len && __symbol[__j] == __c)
+ {
+ __c = *(++__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() && __neg_sign.size())
+ {
+ // Sign is mandatory.
+ if (__c == __pos_sign[0])
+ {
+ __sign = __pos_sign;
+ __c = *(++__beg);
+ }
+ else if (__c == __neg_sign[0])
+ {
+ __sign = __neg_sign;
+ __c = *(++__beg);
+ }
+ else
+ __testvalid = false;
+ }
+ else if (__pos_sign.size() && __c == __pos_sign[0])
+ {
+ __sign = __pos_sign;
+ __c = *(++__beg);
+ }
+ else if (__neg_sign.size() && __c == __neg_sign[0])
+ {
+ __sign = __neg_sign;
+ __c = *(++__beg);
+ }
+ break;
+ case money_base::value:
+ // Extract digits, remove and stash away the
+ // grouping of found thousands separators.
+ while (__beg != __end
+ && (__ctype.is(ctype_base::digit, __c)
+ || (__c == __d && !__testdecfound)
+ || __c == __sep))
+ {
+ if (__c == __d)
+ {
+ __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
+ {
+ __temp_units += __c;
+ ++__sep_pos;
+ }
+ __c = *(++__beg);
+ }
+ break;
+ case money_base::space:
+ case money_base::none:
+ // Only if not at the end of the pattern.
+ if (__i != 3)
+ while (__beg != __end
+ && __ctype.is(ctype_base::space, __c))
+ __c = *(++__beg);
+ break;
+ }
+ }
+
+ // Need to get the rest of the sign characters, if they exist.
+ if (__sign.size() > 1)
+ {
+ size_type __len = __sign.size();
+ size_type __i = 1;
+ for (; __c != __eof && __i < __len; ++__i)
+ while (__beg != __end && __c != __sign[__i])
+ __c = *(++__beg);
+
+ if (__i != __len)
+ __testvalid = false;
+ }
+
+ // Strip leading zeros.
+ while (__temp_units[0] == __ctype.widen('0'))
+ __temp_units.erase(__temp_units.begin());
+
+ if (__sign.size() && __sign == __neg_sign)
+ __temp_units.insert(__temp_units.begin(), __ctype.widen('-'));
+
+ // Test for grouping fidelity.
+ if (__grouping.size() && __grouping_tmp.size())
+ {
+ if (!__verify_grouping(__grouping, __grouping_tmp))
+ __testvalid = false;
+ }
+
+ // Iff no more characters are available.
+ if (__c == __eof)
+ __err |= ios_base::eofbit;
+
+ // Iff valid sequence is not recognized.
+ 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;
}
- bool
- __build_float_format(ios_base& __io, char* __fptr, char __modifier,
- streamsize __prec);
+ 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 _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);
+ }
- template <typename _CharT, typename _OutIter>
+ template<typename _CharT, typename _OutIter>
_OutIter
- num_put<_CharT, _OutIter>::
- do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
+ 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);
+ int __paddec = __frac - (__end - __beg);
+ 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.c_str();
+ 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 = __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.
+ 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;
+ bool __testipad = __f == ios_base::internal && __len < __width;
+
+ // Fit formatted digits into the required pattern.
+ for (int __i = 0; __i < 4; ++__i)
+ {
+ 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 = __write(__s, __res.c_str(), __len);
+ }
+ __io.width(0);
+ return __s;
+ }
+
+
+ // NB: Not especially useful. Without an ios_base object or some
+ // kind of locale reference, we are left clawing at the air where
+ // the side of the mountain used to be...
+ template<typename _CharT, typename _InIter>
+ time_base::dateorder
+ time_get<_CharT, _InIter>::do_date_order() const
+ { return time_base::no_order; }
+
+ template<typename _CharT, typename _InIter>
+ void
+ time_get<_CharT, _InIter>::
+ _M_extract_via_format(iter_type& __beg, iter_type& __end, ios_base& __io,
+ ios_base::iostate& __err, tm* __tm,
+ const _CharT* __format) const
+ {
+ locale __loc = __io.getloc();
+ __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ 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 == '%')
+ {
+ // Verify valid formatting code, attempt to extract.
+ __c = __format[++__i];
+ char __mod = 0;
+ int __mem = 0;
+ if (__c == 'E' || __c == 'O')
+ {
+ __mod = __c;
+ __c = __format[++__i];
+ }
+ switch (__c)
+ {
+ const char* __cs;
+ _CharT __wcs[10];
+ case 'a':
+ // 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,
+ __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,
+ __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,
+ __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,
+ __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]);
+ break;
+ case 'd':
+ // Day [01, 31]. [tm_mday]
+ _M_extract_num(__beg, __end, __tm->tm_mday, 1, 31, 2,
+ __ctype, __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);
+ break;
+ case 'H':
+ // Hour [00, 23]. [tm_hour]
+ _M_extract_num(__beg, __end, __tm->tm_hour, 0, 23, 2,
+ __ctype, __err);
+ break;
+ case 'I':
+ // Hour [01, 12]. [tm_hour]
+ _M_extract_num(__beg, __end, __tm->tm_hour, 1, 12, 2,
+ __ctype, __err);
+ break;
+ case 'm':
+ // Month [01, 12]. [tm_mon]
+ _M_extract_num(__beg, __end, __mem, 1, 12, 2, __ctype,
+ __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);
+ break;
+ case 'n':
+ if (__ctype.narrow(*__beg, 0) == '\n')
+ ++__beg;
+ else
+ __err |= ios_base::failbit;
+ break;
+ case 'R':
+ // Equivalent to (%H:%M).
+ __cs = "%H:%M";
+ __ctype.widen(__cs, __cs + 6, __wcs);
+ _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);
+ break;
+ case 't':
+ if (__ctype.narrow(*__beg, 0) == '\t')
+ ++__beg;
+ else
+ __err |= ios_base::failbit;
+ break;
+ case '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);
+ 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]);
+ 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]);
+ break;
+ case 'y':
+ // Two digit year. [tm_year]
+ _M_extract_num(__beg, __end, __tm->tm_year, 0, 99, 2,
+ __ctype, __err);
+ break;
+ case 'Y':
+ // Year [1900). [tm_year]
+ _M_extract_num(__beg, __end, __mem, 0,
+ numeric_limits<int>::max(), 4,
+ __ctype, __err);
+ if (!__err)
+ __tm->tm_year = __mem - 1900;
+ break;
+ case 'Z':
+ // Timezone info.
+ if (__ctype.is(ctype_base::upper, *__beg))
+ {
+ int __tmp;
+ _M_extract_name(__beg, __end, __tmp,
+ __timepunct<_CharT>::_S_timezones,
+ 14, __err);
+
+ // GMT requires special effort.
+ char_type __c = *__beg;
+ if (!__err && __tmp == 0
+ && (__c == __ctype.widen('-')
+ || __c == __ctype.widen('+')))
+ {
+ _M_extract_num(__beg, __end, __tmp, 0, 23, 2,
+ __ctype, __err);
+ _M_extract_num(__beg, __end, __tmp, 0, 59, 2,
+ __ctype, __err);
+ }
+ }
+ else
+ __err |= ios_base::failbit;
+ break;
+ default:
+ // Not recognized.
+ __err |= ios_base::failbit;
+ }
+ }
+ else
+ {
+ // Verify format and input match, extract and discard.
+ if (__c == __ctype.narrow(*__beg, 0))
+ ++__beg;
+ else
+ __err |= ios_base::failbit;
+ }
+ }
+ }
+
+ template<typename _CharT, typename _InIter>
+ void
+ 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
{
- const streamsize __max_prec = numeric_limits<double>::digits10 + 3;
- streamsize __prec = __io.precision();
- // Protect against sprintf() buffer overflows.
- if (__prec > __max_prec)
- __prec = __max_prec;
- // The *2 provides for signs, exp, 'E', and pad.
- char __sbuf[__max_prec * 2];
- size_t __slen;
- // Long enough for the max format spec.
- char __fbuf[16];
- if (__build_float_format(__io, __fbuf, 0, __prec))
- __slen = sprintf(__sbuf, __fbuf, __prec, __v);
+ size_t __i = 0;
+ string __digits;
+ bool __testvalid = true;
+ char_type __c = *__beg;
+ while (__beg != __end && __i < __len
+ && __ctype.is(ctype_base::digit, __c))
+ {
+ __digits += __ctype.narrow(__c, 0);
+ __c = *(++__beg);
+ ++__i;
+ }
+ if (__i == __len)
+ {
+ int __value = atoi(__digits.c_str());
+ if (__min <= __value && __value <= __max)
+ __member = __value;
+ else
+ __testvalid = false;
+ }
else
- __slen = sprintf(__sbuf, __fbuf, __v);
- // [22.2.2.2.2] Stages 2-4.
- return __output_float(__s, __io, __fill, __sbuf, __slen);
+ __testvalid = false;
+ if (!__testvalid)
+ __err |= ios_base::failbit;
}
- template <typename _CharT, typename _OutIter>
- _OutIter
- num_put<_CharT, _OutIter>::
- do_put(iter_type __s, ios_base& __io, char_type __fill,
- long double __v) const
+ // Assumptions:
+ // All elements in __names are unique.
+ template<typename _CharT, typename _InIter>
+ void
+ time_get<_CharT, _InIter>::
+ _M_extract_name(iter_type& __beg, iter_type& __end, int& __member,
+ const _CharT** __names, size_t __indexlen,
+ ios_base::iostate& __err) const
{
- const streamsize __max_prec = numeric_limits<long double>::digits10 + 3;
- streamsize __prec = __io.precision();
- // Protect against sprintf() buffer overflows.
- if (__prec > __max_prec)
- __prec = __max_prec;
- // The *2 provides for signs, exp, 'E', and pad.
- char __sbuf[__max_prec * 2];
- size_t __slen;
- // Long enough for the max format spec.
- char __fbuf[16];
- // 'L' as per [22.2.2.2.2] Table 59
- if (__build_float_format(__io, __fbuf, 'L', __prec))
- __slen = sprintf(__sbuf, __fbuf, __prec, __v);
+ 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;
+ const char_type* __name;
+
+ char_type __c = *__beg;
+ // Look for initial matches.
+ for (size_t __i1 = 0; __i1 < __indexlen; ++__i1)
+ if (__c == __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 = min(__minlen,
+ __traits_type::length(__names[__matches[__i2]]));
+
+ if (__pos < __minlen && __beg != __end)
+ {
+ ++__pos;
+ __c = *(++__beg);
+ for (size_t __i3 = 0; __i3 < __nmatches; ++__i3)
+ {
+ __name = __names[__matches[__i3]];
+ if (__name[__pos] != __c)
+ __matches[__i3] = __matches[--__nmatches];
+ }
+ }
+ else
+ break;
+ }
+
+ if (__nmatches == 1)
+ {
+ // Make sure found name is completely extracted.
+ __name = __names[__matches[0]];
+ const size_t __len = __traits_type::length(__name);
+ while (__pos < __len && __beg != __end && __name[__pos] == *__beg)
+ ++__beg, ++__pos;
+
+ if (__len == __pos)
+ __member = __matches[0];
+ else
+ __testvalid = false;
+ }
else
- __slen = sprintf(__sbuf, __fbuf, __v);
- // [22.2.2.2.2] Stages 2-4
- return __output_float(__s, __io, __fill, __sbuf, __slen);
+ __testvalid = false;
+ if (!__testvalid)
+ __err |= ios_base::failbit;
}
- template <typename _CharT, typename _OutIter>
- _OutIter
- num_put<_CharT, _OutIter>::
- do_put(iter_type __s, ios_base& __io, char_type __fill,
- const void* __v) const
+ template<typename _CharT, typename _InIter>
+ _InIter
+ time_get<_CharT, _InIter>::
+ do_get_time(iter_type __beg, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, tm* __tm) const
{
- typedef ios_base::fmtflags fmtflags;
- fmtflags __fmt = __io.flags();
- fmtflags __fmtmask = ~(ios_base::showpos | ios_base::basefield
- | ios_base::uppercase | ios_base::internal);
- __io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
- try {
- _OutIter __s2 = __output_integer(__s, __io, __fill, false,
- reinterpret_cast<unsigned long>(__v));
- __io.flags(__fmt);
- return __s2;
- }
- catch (...) {
- __io.flags(__fmt);
- __throw_exception_again;
- }
+ _CharT __wcs[3];
+ const char* __cs = "%X";
+ 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);
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
}
- // Support for time_get:
- // Note that these partial specializations could, and maybe should,
- // be changed to full specializations (by eliminating the _Dummy
- // argument) and moved to a .cc file.
- template<typename _CharT, typename _Dummy = int>
- struct _Weekdaynames;
+ template<typename _CharT, typename _InIter>
+ _InIter
+ time_get<_CharT, _InIter>::
+ 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";
+ 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);
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
+ }
- template<typename _Dummy>
- struct _Weekdaynames<char, _Dummy>
- { static const char* const _S_names[14]; };
+ template<typename _CharT, typename _InIter>
+ _InIter
+ time_get<_CharT, _InIter>::
+ 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;
+ locale __loc = __io.getloc();
+ __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
+ const char_type* __days[7];
+ __tp._M_days_abbreviated(__days);
+ int __tmpwday;
+ _M_extract_name(__beg, __end, __tmpwday, __days, 7, __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.
+ if (!__err)
+ {
+ size_t __pos = __traits_type::length(__days[__tmpwday]);
+ __tp._M_days(__days);
+ const char_type* __name = __days[__tmpwday];
+ if (__name[__pos] == *__beg)
+ {
+ // Extract the rest of it.
+ const size_t __len = __traits_type::length(__name);
+ while (__pos < __len && __beg != __end
+ && __name[__pos] == *__beg)
+ ++__beg, ++__pos;
+ if (__len != __pos)
+ __err |= ios_base::failbit;
+ }
+ if (!__err)
+ __tm->tm_wday = __tmpwday;
+ }
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
+ }
- template<typename _Dummy>
- const char* const
- _Weekdaynames<char, _Dummy>::_S_names[14] =
+ template<typename _CharT, typename _InIter>
+ _InIter
+ time_get<_CharT, _InIter>::
+ do_get_monthname(iter_type __beg, iter_type __end,
+ ios_base& __io, ios_base::iostate& __err, tm* __tm) const
{
- "Sun", "Sunday",
- "Mon", "Monday", "Tue", "Tuesday", "Wed", "Wednesday",
- "Thu", "Thursday", "Fri", "Friday", "Sat", "Saturday"
- };
+ typedef char_traits<_CharT> __traits_type;
+ locale __loc = __io.getloc();
+ __timepunct<_CharT> const& __tp = use_facet<__timepunct<_CharT> >(__loc);
+ const char_type* __months[12];
+ __tp._M_months_abbreviated(__months);
+ int __tmpmon;
+ _M_extract_name(__beg, __end, __tmpmon, __months, 12, __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.
+ if (!__err)
+ {
+ size_t __pos = __traits_type::length(__months[__tmpmon]);
+ __tp._M_months(__months);
+ const char_type* __name = __months[__tmpmon];
+ if (__name[__pos] == *__beg)
+ {
+ // Extract the rest of it.
+ const size_t __len = __traits_type::length(__name);
+ while (__pos < __len && __beg != __end
+ && __name[__pos] == *__beg)
+ ++__beg, ++__pos;
+ if (__len != __pos)
+ __err |= ios_base::failbit;
+ }
+ if (!__err)
+ __tm->tm_mon = __tmpmon;
+ }
+
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
+ }
-#ifdef _GLIBCPP_USE_WCHAR_T
- template<typename _Dummy>
- struct _Weekdaynames<wchar_t, _Dummy>
- { static const wchar_t* const _S_names[14]; };
+ template<typename _CharT, typename _InIter>
+ _InIter
+ time_get<_CharT, _InIter>::
+ do_get_year(iter_type __beg, iter_type __end, ios_base& __io,
+ ios_base::iostate& __err, tm* __tm) const
+ {
+ locale __loc = __io.getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+
+ char_type __c = *__beg;
+ size_t __i = 0;
+ string __digits;
+ while (__i < 4 && __beg != __end && __ctype.is(ctype_base::digit, __c))
+ {
+ __digits += __ctype.narrow(__c, 0);
+ __c = *(++__beg);
+ ++__i;
+ }
+ if (__i == 2 || __i == 4)
+ {
+ 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;
+ if (__beg == __end)
+ __err |= ios_base::eofbit;
+ return __beg;
+ }
- template<typename _Dummy>
- const wchar_t* const
- _Weekdaynames<wchar_t, _Dummy>::_S_names[14] =
+ template<typename _CharT, typename _OutIter>
+ _OutIter
+ time_put<_CharT, _OutIter>::
+ put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
+ const _CharT* __beg, const _CharT* __end) const
{
- L"Sun", L"Sunday",
- L"Mon", L"Monday", L"Tue", L"Tuesday", L"Wed", L"Wednesday",
- L"Thu", L"Thursday", L"Fri", L"Friday", L"Sat", L"Saturday"
- };
-#endif
+ locale __loc = __io.getloc();
+ ctype<_CharT> const& __ctype = use_facet<ctype<_CharT> >(__loc);
+ while (__beg != __end)
+ {
+ char __c = __ctype.narrow(*__beg, 0);
+ ++__beg;
+ if (__c == '%')
+ {
+ char __format;
+ char __mod = 0;
+ size_t __len = 1;
+ __c = __ctype.narrow(*__beg, 0);
+ ++__beg;
+ if (__c == 'E' || __c == 'O')
+ {
+ __mod = __c;
+ __format = __ctype.narrow(*__beg, 0);
+ ++__beg;
+ }
+ else
+ __format = __c;
+ __s = this->do_put(__s, __io, _CharT(), __tm, __format, __mod);
+ }
+ else
+ {
+ *__s = __c;
+ ++__s;
+ }
+ }
+ return __s;
+ }
- template<typename _CharT, typename _Dummy = int>
- struct _Monthnames;
+ template<typename _CharT, typename _OutIter>
+ _OutIter
+ time_put<_CharT, _OutIter>::
+ do_put(iter_type __s, ios_base& __io, char_type, const tm* __tm,
+ char __format, char __mod) const
+ {
+ locale __loc = __io.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));
+
+ // NB: In IEE 1003.1-200x, and perhaps other locale models, it
+ // is possible that the format character will be longer than one
+ // character. Possibilities include 'E' or 'O' followed by a
+ // format character: if __mod is not the default argument, assume
+ // it's a valid modifier.
+ char_type __fmt[4];
+ __fmt[0] = __ctype.widen('%');
+ if (!__mod)
+ {
+ __fmt[1] = __format;
+ __fmt[2] = char_type();
+ }
+ else
+ {
+ __fmt[1] = __mod;
+ __fmt[2] = __format;
+ __fmt[3] = char_type();
+ }
- template<typename _Dummy>
- struct _Monthnames<char,_Dummy>
- { static const char* const _S_names[24]; };
+ __tp._M_put(__res, __maxlen, __fmt, __tm);
- template<typename _Dummy>
- const char* const
- _Monthnames<char,_Dummy>::_S_names[24] =
- {
- "Jan", "January", "Feb", "February", "Mar", "March",
- "Apr", "April", "May", "May", "Jun", "June",
- "Jul", "July", "Aug", "August", "Sep", "September",
- "Oct", "October", "Nov", "November", "Dec", "December"
- };
+ // Write resulting, fully-formatted string to output iterator.
+ return __write(__s, __res, char_traits<char_type>::length(__res));
+ }
-#ifdef _GLIBCPP_USE_WCHAR_T
- template<typename _Dummy>
- struct _Monthnames<wchar_t, _Dummy>
- { static const wchar_t* const _S_names[24]; };
- template<typename _Dummy>
- const wchar_t* const
- _Monthnames<wchar_t,_Dummy>::_S_names[24] =
+ // Generic version does nothing.
+ template<typename _CharT>
+ int
+ collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const
+ { return 0; }
+
+ // Generic version does nothing.
+ template<typename _CharT>
+ size_t
+ collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const
+ { return 0; }
+
+ template<typename _CharT>
+ int
+ collate<_CharT>::
+ do_compare(const _CharT* __lo1, const _CharT* __hi1,
+ const _CharT* __lo2, const _CharT* __hi2) const
+ {
+ const string_type __one(__lo1, __hi1);
+ const string_type __two(__lo2, __hi2);
+ return _M_compare(__one.c_str(), __two.c_str());
+ }
+
+ template<typename _CharT>
+ typename collate<_CharT>::string_type
+ collate<_CharT>::
+ do_transform(const _CharT* __lo, const _CharT* __hi) const
{
- L"Jan", L"January", L"Feb", L"February", L"Mar", L"March",
- L"Apr", L"April", L"May", L"May", L"Jun", L"June",
- L"Jul", L"July", L"Aug", L"August", L"Sep", L"September",
- L"Oct", L"October", L"Nov", L"November", L"Dec", L"December"
- };
-#endif
+ 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)
+ {
+ __c = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * (__res + 1)));
+ _M_transform(__c, __lo, __res + 1);
+ }
+ return string_type(__c);
+ }
- template<typename _CharT, typename _InIter>
- _InIter
- time_get<_CharT, _InIter>::
- do_get_weekday(iter_type __s, iter_type __end,
- ios_base& __io, ios_base::iostate& __err, tm* __t) const
+ template<typename _CharT>
+ 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 >> (numeric_limits<unsigned long>::digits - 7)));
+ return static_cast<long>(__val);
+ }
+
+ // Construct correctly padded string, as per 22.2.2.2.2
+ // Assumes
+ // __newlen > __oldlen
+ // __news is allocated for __newlen size
+ // Used by both num_put and ostream inserters: if __num,
+ // 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<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
+ _CharT* __news, const _CharT* __olds,
+ const streamsize __newlen,
+ const streamsize __oldlen, const bool __num)
{
- if (!_M_daynames)
- {
- _M_daynames = new basic_string<_CharT>[14];
- for (int __i = 0; __i < 14; ++__i)
- _M_daynames[__i] = _Weekdaynames<_CharT>::_S_names[__i];
- }
- bool __at_eof = false;
- int __remain = 0;
- int __matches[14];
- iter_type __out = __match_parallel(__s, __end, 14, _M_daynames,
- __matches, __remain, __at_eof);
- __err = ios_base::iostate(0);
- if (__at_eof) __err |= __io.eofbit;
- if (__remain == 1 ||
- __remain == 2 && (__matches[0]>>1) == (__matches[1]>>1))
- __t->tm_wday = (__matches[0]>>1);
+ size_t __plen = static_cast<size_t>(__newlen - __oldlen);
+ _CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
+ * __plen));
+ _Traits::assign(__pads, __plen, __fill);
+
+ _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<_CharT*>(__olds);
+ __beglen = __oldlen;
+ __end = __pads;
+ }
+ else if (__adjust == ios_base::internal && __num)
+ {
+ // Pad after the sign, if there is one.
+ // Pad after 0[xX], if there is one.
+ // Who came up with these rules, anyway? Jeeze.
+ locale __loc = __io.getloc();
+ const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
+ 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[1] = __olds[1];
+ __mod += 2;
+ __news += 2;
+ __beg = __pads;
+ __beglen = __plen;
+ __end = const_cast<_CharT*>(__olds + __mod);
+ }
+ else if (__testsign)
+ {
+ _Traits::eq((__news[0] = __olds[0]), __plus) ? __plus : __minus;
+ ++__mod;
+ ++__news;
+ __beg = __pads;
+ __beglen = __plen;
+ __end = const_cast<_CharT*>(__olds + __mod);
+ }
+ else
+ {
+ // Padding first.
+ __beg = __pads;
+ __beglen = __plen;
+ __end = const_cast<_CharT*>(__olds);
+ }
+ }
else
- __err |= __io.failbit;
- return __out;
+ {
+ // Padding first.
+ __beg = __pads;
+ __beglen = __plen;
+ __end = const_cast<_CharT*>(__olds);
+ }
+ _Traits::copy(__news, __beg, __beglen);
+ _Traits::copy(__news + __beglen, __end,
+ __newlen - __beglen - __mod);
}
- template<typename _CharT, typename _InIter>
- _InIter
- time_get<_CharT, _InIter>::
- do_get_monthname(iter_type __s, iter_type __end,
- ios_base& __io, ios_base::iostate& __err, tm* __t) const
+ template<typename _CharT>
+ bool
+ __verify_grouping(const basic_string<_CharT>& __grouping,
+ basic_string<_CharT>& __grouping_tmp)
+ {
+ int __i = 0;
+ int __j = 0;
+ const int __len = __grouping.size();
+ const int __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;
+ }
+
+ template<typename _CharT>
+ _CharT*
+ __add_grouping(_CharT* __s, _CharT __sep,
+ const char* __gbeg, const char* __gend,
+ const _CharT* __first, const _CharT* __last)
{
- if (!_M_monthnames)
+ if (__last - __first > *__gbeg)
{
- _M_monthnames = new basic_string<_CharT>[24];
- for (int __i = 0; __i < 24; ++__i)
- _M_monthnames[__i] = _Monthnames<_CharT>::_S_names[__i];
+ __s = __add_grouping(__s, __sep,
+ (__gbeg + 1 == __gend ? __gbeg : __gbeg + 1),
+ __gend, __first, __last - *__gbeg);
+ __first = __last - *__gbeg;
+ *__s++ = __sep;
}
- bool __at_eof = false;
- int __remain = 0;
- int __matches[24];
- iter_type __out = __match_parallel( __s, __end, 24, _M_monthnames,
- __matches, __remain, __at_eof);
- __err = ios_base::iostate(0);
- if (__at_eof) __err |= __io.eofbit;
- if (__remain == 1 ||
- __remain == 2 && (__matches[0]>>1) == (__matches[1]>>1))
- __t->tm_mon = (__matches[0]>>1);
- else
- __err |= __io.failbit;
- return __out;
+ do
+ *__s++ = *__first++;
+ while (__first != __last);
+ return __s;
}
-} // std::
-#endif /* _CPP_BITS_LOCFACETS_TCC */
+ // 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&);
-// Local Variables:
-// mode:c++
-// End:
+ 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