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Commit 5b1a7610 by Benjamin Kosnik Committed by Benjamin Kosnik
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locale_facets.h (num_get::_M_extract_int): Change prototype. 


2002-01-23  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/locale_facets.h (num_get::_M_extract_int): Change
	prototype.
	* include/bits/locale_facets.tcc (num_get::_M_extract_int): Remove
	__max_digits checks, adjust arguments.
	(num_get::do_get(*)): Changeup.

From-SVN: r49154
parent 033509da
Showing with 57 additions and 89 deletions
libstdc++-v3/ChangeLog
2002-01-23 Benjamin Kosnik <bkoz@redhat.com>
* include/bits/locale_facets.h (num_get::_M_extract_int): Change
prototype.
* include/bits/locale_facets.tcc (num_get::_M_extract_int): Remove
__max_digits checks, adjust arguments.
(num_get::do_get(*)): Changeup.
2002-01-23 Loren Rittle <ljrittle@acm.org>
* config/locale/c_locale_generic.cc: Fix typename usage.
......
libstdc++-v3/include/bits/locale_facets.h
......@@ -648,7 +648,7 @@ namespace std
iter_type
_M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
char* __xtrc, int __max, int& __base) const;
string& __xtrc, int& __base) const;
virtual iter_type
do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;
......
libstdc++-v3/include/bits/locale_facets.tcc
......@@ -28,7 +28,7 @@
// 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
......@@ -223,8 +223,7 @@ namespace std
_InIter
num_get<_CharT, _InIter>::
_M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
ios_base::iostate& __err, char* __xtrc, int __max,
int& __base) const
ios_base::iostate& __err, string& __xtrc, int& __base) const
{
const locale __loc = __io.getloc();
const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);
......@@ -239,13 +238,14 @@ namespace std
else
__base = 10;
// Check first for sign.
// First check for sign.
int __pos = 0;
char_type __c = *__beg;
if ((__c == __ctype.widen('+') || __c == __ctype.widen('-'))
&& __beg != __end)
{
__xtrc[__pos++] = __ctype.narrow(__c, char());
__xtrc += __ctype.narrow(__c, char());
++__pos;
__c = *(++__beg);
}
......@@ -263,12 +263,14 @@ namespace std
}
if (__found_zero)
{
__xtrc[__pos++] = _S_atoms[_M_zero];
__xtrc += _S_atoms[_M_zero];
++__pos;
if (__basefield == 0)
{
if ((__c == __x || __c == __X) && __beg != __end)
{
__xtrc[__pos++] = __ctype.narrow(__c, char());
__xtrc += __ctype.narrow(__c, char());
++__pos;
__c = *(++__beg);
__base = 16;
}
......@@ -281,11 +283,13 @@ namespace std
{
if (__c == __zero && __beg != __end)
{
__xtrc[__pos++] = _S_atoms[_M_zero];
__xtrc += _S_atoms[_M_zero];
++__pos;
__c = *(++__beg);
if ((__c == __x || __c == __X) && __beg != __end)
{
__xtrc[__pos++] = __ctype.narrow(__c, char());
__xtrc += __ctype.narrow(__c, char());
++__pos;
__c = *(++__beg);
}
}
......@@ -299,19 +303,6 @@ namespace std
else
__len = __base;
// Figure out the maximum number of digits that can be extracted
// for the given type, using the determined base.
int __max_digits;
if (__base == 16)
__max_digits = static_cast<int>(ceil(__max * _S_scale_hex));
else if (__base == 8)
__max_digits = static_cast<int>(ceil(__max * _S_scale_oct));
else
__max_digits = __max;
// Add in what's already been extracted.
__max_digits += __pos;
// Extract.
char_type __watoms[_M_size];
__ctype.widen(_S_atoms, _S_atoms + __len, __watoms);
......@@ -320,7 +311,7 @@ namespace std
bool __check_grouping = __grouping.size() && __base == 10;
int __sep_pos = 0;
const char_type __sep = __np.thousands_sep();
while (__beg != __end && __pos <= __max_digits)
while (__beg != __end)
{
typedef char_traits<_CharT> __traits_type;
const char_type* __p = __traits_type::find(__watoms, __len, __c);
......@@ -329,7 +320,8 @@ namespace std
if (__p && __c)
{
// Try first for acceptable digit; record it if found.
__xtrc[__pos++] = _S_atoms[__p - __watoms];
__xtrc += _S_atoms[__p - __watoms];
++__pos;
++__sep_pos;
__c = *(++__beg);
}
......@@ -354,10 +346,6 @@ namespace std
break;
}
// If one more than the maximum number of digits is extracted.
if (__pos > __max_digits)
__err |= ios_base::failbit;
// Digit grouping is checked. If grouping and found_grouping don't
// match, then get very very upset, and set failbit.
if (__check_grouping && __found_grouping.size())
......@@ -368,8 +356,8 @@ namespace std
__err |= ios_base::failbit;
}
// Finish up
__xtrc[__pos] = char();
// Finish up.
__xtrc += char();
if (__beg == __end)
__err |= ios_base::eofbit;
return __beg;
......@@ -388,20 +376,16 @@ namespace std
{
// NB: We can't just call do_get(long) here, as it might
// refer to a derived class.
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types
char __xtrc[32];
string __xtrc;
int __base;
// According to 18.2.1.2.9, digits10 is "Number of base 10 digits
// that can be represented without change" so we have to add 1 to it
// in order to obtain the max number of digits. The same for the
// other do_get for integral types below.
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<bool>::digits10 + 1, __base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
unsigned long __ul;
__convert_to_v(__xtrc, __ul, __err, _S_c_locale, __base);
__convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
if (!(__err & ios_base::failbit) && __ul <= 1)
__v = __ul;
else
......@@ -453,13 +437,10 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<long>::digits10 + 1, __base);
__convert_to_v(__xtrc, __v, __err, _S_c_locale, __base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
__convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
......@@ -469,16 +450,13 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned short& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<unsigned short>::digits10 + 1,
__base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
unsigned long __ul;
__convert_to_v(__xtrc, __ul, __err, _S_c_locale, __base);
if (!(__err & ios_base::failbit) && __ul <= USHRT_MAX)
__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;
......@@ -491,16 +469,13 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned int& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<unsigned int>::digits10 + 1,
__base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
unsigned long __ul;
__convert_to_v(__xtrc, __ul, __err, _S_c_locale, __base);
if (!(__err & ios_base::failbit) && __ul <= UINT_MAX)
__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;
......@@ -513,14 +488,10 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<unsigned long>::digits10 + 1,
__base);
__convert_to_v(__xtrc, __v, __err, _S_c_locale, __base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
__convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
......@@ -531,13 +502,10 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, long long& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<long long>::digits10 + 1, __base);
__convert_to_v(__xtrc, __v, __err, _S_c_locale, __base);
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc, __base);
__convert_to_v(__xtrc.c_str(), __v, __err, _S_c_locale, __base);
return __beg;
}
......@@ -547,14 +515,10 @@ namespace std
do_get(iter_type __beg, iter_type __end, ios_base& __io,
ios_base::iostate& __err, unsigned long long& __v) const
{
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<unsigned long long>::digits10 + 1,
__base);
__convert_to_v(__xtrc, __v, __err, _S_c_locale, __base);
__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
......@@ -611,19 +575,15 @@ namespace std
| ios_base::uppercase | ios_base::internal);
__io.flags(__fmt & __fmtmask | (ios_base::hex | ios_base::showbase));
// Assuming leading zeros eliminated, thus the size of 32 for
// integral types.
char __xtrc[32];
string __xtrc;
int __base;
__beg = _M_extract_int(__beg, __end, __io, __err, __xtrc,
numeric_limits<unsigned long>::digits10 + 1,
__base);
__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, __ul, __err, _S_c_locale, __base);
__convert_to_v(__xtrc.c_str(), __ul, __err, _S_c_locale, __base);
if (!(__err & ios_base::failbit))
__v = reinterpret_cast<void*>(__ul);
else
......@@ -1892,13 +1852,13 @@ namespace std
// Convert string to numeric value of type T and store results.
// NB: This is specialized for all required types, there is no
// generic definition.
template <typename _T>
template<typename _T>
void
__convert_to_v(const char* __in, _T& __out, ios_base::iostate& __err,
const __c_locale& __cloc, int __base = 10);
// Convert numeric value of type T to string and return length of string.
template <typename _T>
template<typename _T>
int
__convert_from_v(char* __out, const char* __fmt, _T __v,
const __c_locale&, int __prec = -1)
......
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