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/****************************************************************************
*
* _punct.h - Definitions of the punct and supporting template classes
*
* This is an internal header file used to implement the C++ Standard
* Library. It should never be #included directly by a program.
*
* $Id: _punct.h 186353 2014-07-29 16:30:44Z ransin01 $
*
***************************************************************************
*
* Copyright (c) 1994-2001 Rogue Wave Software, Inc. All Rights Reserved.
*
* This computer software is owned by Rogue Wave Software, Inc. and is
* protected by U.S. copyright laws and other laws and by international
* treaties. This computer software is furnished by Rogue Wave Software,
* Inc. pursuant to a written license agreement and may be used, copied,
* transmitted, and stored only in accordance with the terms of such
* license and with the inclusion of the above copyright notice. This
* computer software or any other copies thereof may not be provided or
* otherwise made available to any other person.
*
* U.S. Government Restricted Rights. This computer software is provided
* with Restricted Rights. Use, duplication, or disclosure by the
* Government is subject to restrictions as set forth in subparagraph (c)
* (1) (ii) of The Rights in Technical Data and Computer Software clause
* at DFARS 252.227-7013 or subparagraphs (c) (1) and (2) of the
* Commercial Computer Software--Restricted Rights at 48 CFR 52.227-19,
* as applicable. Manufacturer is Rogue Wave Software, Inc., 5500
* Flatiron Parkway, Boulder, Colorado 80301 USA.
*
***************************************************************************/
#ifndef _RWSTD_PUNCT_H_INCLUDED
#define _RWSTD_PUNCT_H_INCLUDED
#include <rw/_iosbase.h>
#include <rw/_defs.h>
#include _RWSTD_CTIME
_RWSTD_NAMESPACE_BEGIN (std)
template <class _CharT>
class numpunct;
template <class _CharT, bool _Intl>
class moneypunct;
_RWSTD_NAMESPACE_END // std
_RWSTD_NAMESPACE_BEGIN (__rw)
// ---------------------------------------------------------
// Implementation class template -- __rw_keyword_def<_CharT>.
// ---------------------------------------------------------
// Helper class used in parsing keywords from input_C_indx (such as true/false
// in num_get, month and day names in time_get, etc).
template <class _CharT>
struct __rw_keyword_def
{
const _CharT *_C_name;
int _C_indx;
};
// ---------------------------------------------------------
// Implementation class template -- __rw_keyword_map<_CharT>.
// ---------------------------------------------------------
// Defines a set of keywords to be recognized on input and to be written to
// output. Private instances are hidden in numpunct (for true/false) and
// rwstd::__rw_timepunct (for month and weekday names).
template <class _CharT>
struct __rw_keyword_map
{
int _C_numdefs;
const __rw_keyword_def<_CharT> *_C_defs;
};
// --------------------------------------------------------
// Implementation class template -- __rw_punct_data<_CharT>.
// --------------------------------------------------------
template <class _CharT>
class __rw_digit_handler_base_1;
// Common base class for __rw::__rw_numpunct_impl_data and
// __rw::__rw_moneypunct_impl_data.
template <class _CharT>
class __rw_punct_data
{
friend class __rw_digit_handler_base_1<_CharT>;
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, _STD::allocator<_CharT> >
string_type;
protected:
_CharT _C_dp, _C_ts;
_STD::string _C_gr;
};
// -----------------------------------------------------------
// Implementation class template -- __rw_numpunct_init_data<_CharT>.
// -----------------------------------------------------------
template <class _CharT>
struct __rw_numpunct_init_data
{
bool _C_del; // Kill the bearer of this message
_CharT _C_dp, _C_ts; // Decimal point and thousands separator
const char *_C_gr; // Digit grouping rule
const _CharT *_C_tn, *_C_fn; // Strings for boolean true and false
};
// ------------------------------------------
// Implementation class -- __rw_numpunct_impl_base.
// ------------------------------------------
// Contains parts of numpunct<_CharT> that don't depend on the _CharT template
// parameter.
class _RWSTD_EXPORT __rw_numpunct_impl_base
{
public:
static __rw_numpunct_init_data<char> *_C_get_named_init_ (const char*);
};
// -----------------------------------------------------------
// Implementation class template -- __rw_numpunct_impl_data<_CharT>.
// -----------------------------------------------------------
// numpunct<_CharT> derives from this (via __rw::__rw_numpunct_impl) to get its
// private data members.
template <class _CharT>
class __rw_numpunct_impl_data
: public __rw_numpunct_impl_base,
public __rw_punct_data<_CharT>
{
protected:
inline __rw_numpunct_impl_data (const __rw_numpunct_init_data<_CharT>*);
static __rw_numpunct_init_data<_CharT> *_C_get_init_by_name_ (const char*);
void _C_initfacetbase (const locale&);
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, allocator<_CharT> >
string_type;
private:
friend class numpunct<_CharT>;
friend class __rw_keyword_cracker<_CharT>;
string_type _C_tn, _C_fn;
__rw_keyword_def<_CharT> tf_defs_[2];
__rw_keyword_map<_CharT> tf_map_;
};
template <class _CharT>
inline
__rw_numpunct_impl_data<_CharT>::
__rw_numpunct_impl_data (const __rw_numpunct_init_data<_CharT> *__np)
{
if (!__np) {
this->_C_dp = _CharT ('.');
this->_C_ts = _CharT (',');
} else {
this->_C_dp = __np->_C_dp;
this->_C_ts = __np->_C_ts;
this->_C_gr = __np->_C_gr;
_C_tn = __np->_C_tn;
_C_fn = __np->_C_fn;
if (__np->_C_del)
delete[] _RWSTD_CONST_CAST (char*,
_RWSTD_REINTERPRET_CAST (const char*,
__np));
}
}
template <class _CharT>
__rw_numpunct_init_data<_CharT>*
__rw_fixup_numpunct_init (__rw_numpunct_init_data<char>*, _CharT*);
_RWSTD_SPECIALIZED_FUNCTION
inline __rw_numpunct_init_data<char>*
__rw_fixup_numpunct_init (__rw_numpunct_init_data<char> *__np, char*)
{
return __np;
}
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_numpunct_impl_data<char>);
#ifndef _RWSTD_NO_WCHAR_TYPE
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_numpunct_impl_data<wchar_t>);
#endif // _RWSTD_NO_WCHAR_TYPE
// ------------------------------------------------------------
// Implementation class template -- __rw_numpunct_impl<_CharT>.
// ------------------------------------------------------------
// numpunct<_CharT> derives from this to obtain the part of its behavior that
// must be specialized for char and wchar_t. This lets us avoid specializing
// the whole numpunct<_CharT> template. Currently the only specialized behavior
// is the initialization of private data members in the constructor.
template <class _CharT>
class __rw_numpunct_impl
: public __rw_numpunct_impl_data<_CharT>
{
static const __rw_numpunct_init_data<_CharT> _C_ivals;
protected:
__rw_numpunct_impl (const __rw_numpunct_init_data<_CharT>* __np)
: __rw_numpunct_impl_data<_CharT>(__np) { }
public:
static const __rw_numpunct_init_data<_CharT> *_C_get_ivals () {
return &_C_ivals;
}
};
template <class _CharT>
struct __rw_bool_name
{
static const _CharT _C_name[][6];
};
// __rw_bool_name explicitly instantiated to work around a g++ 2.95.2 bug
// on AIX (and a few other platforms) where it "forgets" to do so implicitly
_RWSTD_INSTANTIATE_1 (struct _RWSTD_EXPORT __rw_bool_name<char>);
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_numpunct_impl<char>);
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_INSTANTIATE_1 (struct _RWSTD_EXPORT __rw_bool_name<wchar_t>);
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_numpunct_impl<wchar_t>);
#endif // _RWSTD_NO_WCHAR_T
// -------------------------------------------------------------
// Implementation class template -- __rw_timepunct_init_data<_CharT>.
// -------------------------------------------------------------
// Structure used to initialize the private data members of
// __rw_timepunct<_CharT>.
template <class _CharT>
class __rw_timepunct_init_data
{
public:
const _CharT *_C_day_nms[7][2]; // Day names and abbreviations
const _CharT *_C_month_nms[12][2];// Month names and abbreviations
const _CharT *_C_ampm_nms[2]; // AM/PM strings
const _CharT *_C_bad_nm; // Bad value output signal
const _CharT *_C_ord_nms[100]; // Ordinal numbers
const _CharT *_C_dt_tm_pats[6]; // Patterns for formats "xXcDrT" resp.
};
template <class _CharT>
class __rw_timepunct_init;
_RWSTD_SPECIALIZED_CLASS
class _RWSTD_EXPORT __rw_timepunct_init<char>
{
public:
typedef _STD::char_traits<char> traits_type;
typedef _STD::basic_string<char, traits_type, _STD::allocator<char> >
string_type;
const __rw_timepunct_init_data<char>& _C_tinit;
__rw_timepunct_init (const __rw_timepunct_init_data<char> &__np)
: _C_tinit (__np)
{}
const string_type _C_get_day (int, bool) const;
const string_type _C_get_month (int, bool) const;
const string_type _C_get_ampm (bool) const;
const string_type _C_get_bad() const {
return _C_tinit._C_bad_nm;
}
const string_type _C_get_ord(int __i) const {
return _C_tinit._C_ord_nms[__i];
}
const string_type _C_get_pattern(int __i) const {
return _C_tinit._C_dt_tm_pats[__i];
}
};
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_SPECIALIZED_CLASS
class _RWSTD_EXPORT __rw_timepunct_init<wchar_t>
{
public:
typedef _STD::char_traits<wchar_t> traits_type;
typedef basic_string<wchar_t, traits_type, _STD::allocator<wchar_t> >
string_type;
const __rw_timepunct_init_data<wchar_t>& _C_tinit;
__rw_timepunct_init (const __rw_timepunct_init_data<wchar_t> &__np)
: _C_tinit(__np)
{}
const string_type _C_get_day(int __i, bool __abr) const;
const string_type _C_get_month(int __i, bool __abr) const;
const string_type _C_get_ampm(bool __pm) const;
#if 0
const string_type _C_get_day (int __i, bool __abr) const {
return _C_tinit._C_day_nms[__i][__abr];
}
const string_type _C_get_month(int __i, bool __abr) const {
return _C_tinit._C_month_nms[__i][__abr];
}
const string_type _C_get_ampm(bool __pm) const {
return _C_tinit._C_ampm_nms[__pm];
}
#endif // 0/1
const string_type _C_get_bad() const {
return _C_tinit._C_bad_nm;
}
const string_type _C_get_ord(int __i) const {
return _C_tinit._C_ord_nms[__i];
}
const string_type _C_get_pattern(int __i) const {
return _C_tinit._C_dt_tm_pats[__i];
}
};
#endif // _RWSTD_NO_WCHAR_T
template <class _CharT>
class __rw_timepunct_init
{
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, _STD::allocator<_CharT> >
string_type;
const __rw_timepunct_init_data<_CharT>& _C_tinit;
__rw_timepunct_init (const __rw_timepunct_init_data<_CharT> &__p)
: _C_tinit(__p)
{}
const string_type _C_get_day(int __i, bool __abr) const {
return _C_tinit._C_day_nms[__i][__abr];
}
const string_type _C_get_month(int __i, bool __abr) const {
return _C_tinit._C_month_nms[__i][__abr];
}
const string_type _C_get_ampm(bool __pm) const {
return _C_tinit._C_ampm_nms[__pm];
}
const string_type _C_get_bad() const {
return _C_tinit._C_bad_nm;
}
const string_type _C_get_ord(int __i) const {
return _C_tinit._C_ord_nms[__i];
}
const string_type _C_get_pattern(int __i) const {
return _C_tinit._C_dt_tm_pats[__i];
}
};
// -------------------------------------------------------------
// Implementation class template -- __rw_timepunct_impl_data<_CharT>.
// -------------------------------------------------------------
// __rw_timepunct<_CharT> derives from this (via rwstd::__rw_timepunct_impl)
// to get its private data members.
template <class _CharT>
class __rw_timepunct_impl_data
{
friend class __rw_timepunct<_CharT>;
friend class __rw_keyword_cracker<_CharT>;
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, _STD::allocator<_CharT> >
string_type;
private:
string_type _C_day_nms[7][2];
string_type _C_month_nms[12][2];
string_type _C_ampm_nms[2];
string_type _C_bad_nm;
string_type _C_ord_nms[100];
string_type _C_dt_tm_pats[6];
__rw_keyword_def<_CharT> _C_dn_defs[7][2];
__rw_keyword_map<_CharT> _C_dn_defsmap;
__rw_keyword_def<_CharT> _C_mn_defs[12][2];
__rw_keyword_map<_CharT> _C_mn_defsmap;
__rw_keyword_def<_CharT> _C_ampm_defs[2];
__rw_keyword_map<_CharT> _C_ampm_defsmap;
protected:
__rw_timepunct_impl_data (const __rw_timepunct_init<_CharT>&);
void _C_initpat (const _STD::locale&);
void _C_initfacet (const _STD::locale&);
};
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_timepunct_impl_data<char>);
#ifndef _RWSTD_NO_WCHAR_TYPE
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_timepunct_impl_data<wchar_t>);
#endif // _RWSTD_NO_WCHAR_TYPE
// -------------------------------------------------------------
// Implementation class template -- __rw_timepunct_impl<_CharT>.
// -------------------------------------------------------------
// __rw_timepunct<_CharT> derives from this to get the parts of its behavior that
// must be specialized on the character type. Currently the only specialized
// behavior is the initialization logic in the constructor.
template <class _CharT>
class __rw_timepunct_impl
: public __rw_timepunct_impl_data<_CharT>
{
protected:
__rw_timepunct_impl(void);
};
_RWSTD_SPECIALIZED_CLASS
class _RWSTD_EXPORT __rw_timepunct_impl<char>
: public __rw_timepunct_impl_data<char>
{
static const __rw_timepunct_init_data<char> _C_ivals;
protected:
__rw_timepunct_impl (void):
__rw_timepunct_impl_data<char>(__rw_timepunct_init<char>(_C_ivals)) { }
};
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_SPECIALIZED_CLASS
class _RWSTD_EXPORT __rw_timepunct_impl<wchar_t>
: public __rw_timepunct_impl_data<wchar_t>
{
static const __rw_timepunct_init_data<wchar_t> _C_ivals;
protected:
__rw_timepunct_impl(void):
__rw_timepunct_impl_data<wchar_t>(__rw_timepunct_init<wchar_t>(_C_ivals)) { }
};
#endif // _RWSTD_NO_WCHAR_T
// ----------------------------------------------------------
// Time and date punctuation facet -- __rw_timepunct<_CharT>.
// ----------------------------------------------------------
template <class _CharT>
class __rw_timepunct : public locale::facet,
public __rw_timepunct_impl<_CharT>
{
public:
typedef _CharT char_type;
typedef _STD::char_traits<char_type> traits_type;
typedef _STD::basic_string<char_type, traits_type,
_STD::allocator<char_type> >
string_type;
_EXPLICIT __rw_timepunct (size_t __refs=0):
locale::facet(__refs, locale::time) { }
string_type dayname (int __day, bool __abbreviated) const
{ return do_dayname(__day, __abbreviated); }
string_type monthname (int __month, bool __abbreviated) const
{ return do_monthname(__month, __abbreviated); }
string_type ordinal (int __number) const
{ return do_ordinal(__number); }
static _STD::locale::id id;
// Implementation:
enum { _C_facet_cat = locale::time, _C_ok_implicit = 1 };
protected:
virtual string_type do_dayname (int day, bool abbreviated) const;
virtual string_type do_monthname (int month, bool abbreviated) const;
virtual string_type do_ordinal (int number) const;
private:
virtual void _C_initfacet (const _STD::locale&);
#ifdef _RWSTD_NO_MEMBER_TEMPLATES
_STD::locale::id &_C_get_id (void) const { return id; }
#endif
};
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_timepunct<char>);
#ifndef _RWSTD_NO_WCHAR_TYPE
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_timepunct<wchar_t>);
#endif // _RWSTD_NO_WCHAR_TYPE
// --------------------------------------------------------------
// Implementation class template -- __rw_keyword_cracker<_CharT>.
// --------------------------------------------------------------
// Gives derived classes a backdoor way to get the private
// __rw_keyword_map and other members out of numpunct and __rw_timepunct facets.
template <class _CharT>
class __rw_keyword_cracker
{
public:
static const __rw_keyword_map<_CharT>&
_C_get_tf_map (const numpunct<_CharT> &__np) {
return __np.tf_map_;
}
static const __rw_keyword_map<_CharT>&
_C_get_day_map (const __rw_timepunct<_CharT>& __p) {
return __p._C_dn_defsmap;
}
static const __rw_keyword_map<_CharT>&
_C_get_month_map (const __rw_timepunct<_CharT>& __p) {
return __p._C_mn_defsmap;
}
static const __rw_keyword_map<_CharT>&
_C_get_ampm_map (const __rw_timepunct<_CharT>& __p) {
return __p._C_ampm_defsmap;
}
static const _TYPENAME __rw_numpunct_impl_data<_CharT>::string_type&
_C_get_tf_string (const __rw_numpunct_impl_data<_CharT>& __np, bool __val) {
return __val ? __np._C_tn : __np._C_fn;
}
static const _TYPENAME __rw_timepunct<_CharT>::string_type&
_C_get_day_string (const __rw_timepunct<_CharT>& __p, unsigned __val, bool __abr) {
return __val < 7 ? __p._C_day_nms[__val][__abr] : __p._C_bad_nm;
}
static const _TYPENAME __rw_timepunct<_CharT>::string_type&
_C_get_month_string (const __rw_timepunct<_CharT>& __p, unsigned __val, bool __abr)
{
return __val < 12 ? __p._C_month_nms[__val][__abr] : __p._C_bad_nm;
}
static const _TYPENAME __rw_timepunct<_CharT>::string_type&
_C_get_ampm_string (const __rw_timepunct<_CharT>& __p, bool __pm) {
return __p._C_ampm_nms[__pm];
}
static const _TYPENAME __rw_timepunct<_CharT>::string_type&
_C_get_ord_string (const __rw_timepunct<_CharT>& __p, unsigned __val) {
return __val < 99 ? __p._C_ord_nms[__val] : __p._C_bad_nm;
}
static const _TYPENAME __rw_timepunct<_CharT>::string_type&
_C_get_patt_string (const __rw_timepunct<_CharT>& __p, unsigned __val) {
return __val < 6 ? __p._C_dt_tm_pats[__val] : __p._C_bad_nm;
}
};
// -------------------------------------------------------------------
// Implementation class template -- __rw_digit_handler_base_1<_CharT>.
// -------------------------------------------------------------------
// Contains _CharT-dependent functionality that is common to the digit_reader
// and __rw_digit_writer classes, particularly related to getting access
// to ctype and punct facets they both use.
template <class _CharT>
class __rw_digit_handler_base_1
: public __rw_keyword_cracker<_CharT>
{
public:
const _STD::ctype<_CharT> &_C_ctyp;
const __rw_digit_map<_CharT> &_C_dmap;
const __rw_punct_data<_CharT> &_C_punct;
// ctor for general numerics, gets punct from loc's numpunct facet
inline __rw_digit_handler_base_1 (const _STD::locale&);
// ctor for money, passed __rw_punct_data is in fact a moneypunct facet
__rw_digit_handler_base_1 (const _STD::locale &__loc,
const __rw_punct_data<_CharT> &__pun)
: _C_ctyp (_USE_FACET (_STD::ctype<_CharT>, __loc)),
_C_dmap (__rw_digit_map<_CharT>::_C_get_digit_map (_C_ctyp)),
_C_punct (__pun)
{ }
_CharT _C_get_decimal_point () const {
return _C_punct._C_dp;
}
_CharT _C_get_thousands_sep () const {
return _C_punct._C_ts;
}
const char* _C_get_grouping () const {
return _C_punct._C_gr.c_str();
}
};
#ifndef _RWSTD_INLINE_INSTANTIATION_HACK
template <class _CharT>
inline __rw_digit_handler_base_1<_CharT>::
__rw_digit_handler_base_1 (const locale& __loc)
: _C_ctyp (_USE_FACET (_STD::ctype<_CharT>, __loc)),
_C_dmap (__rw_digit_map<_CharT>::_C_get_digit_map (_C_ctyp)),
_C_punct (_USE_FACET (_STD::numpunct<_CharT>, __loc))
{ }
#endif // _RWSTD_INLINE_INSTANTIATION_HACK
// ------------------------------------------------
// Implementation class -- __rw_digit_reader_base.
// ------------------------------------------------
// Contains digit_reader members that do not depend on the digit_reader
// template parameters, particularly for converting strings of char digits
// to long and floating-point binary values.
class _RWSTD_EXPORT __rw_digit_reader_base : public __rw_digit_map_base
{
public:
enum {
_C_good = 0x0000,
_C_no_digits = 0x0001,
_C_too_many_groups = 0x0004,
_C_group_too_long = 0x0008,
_C_group_is_empty = 0x0010,
_C_bad_grouping = 0x0020,
_C_bad_exponent = 0x0040,
_C_overflow = 0x0080,
_C_bad_curr_symbol = 0x0100,
_C_bad_sign = 0x0200,
// state bits
_C_signed = 0x01000, // sign allowed in input
_C_negative = 0x02000, // minus sign was present
_C_exp_negative = 0x04000, // minus sign was present on exponent
_C_advanced = 0x08000, // iterator was advanced
_C_infinity = 0x10000, // inf/infinity
_C_nan = 0x20000, // NaN - Not a Number
_C_DEF_BUFSIZE = 64 // room for at most this many digits
};
// Fields defining digits to be converted, usually filled in by derived
// class before calling one of the conversion methods below.
int _C_error; // Bit-field
int _C_base; // 2, 8, 10, or 16, 0=not yet determined
int _C_state; // bitmap of state bits
char *_C_frac_beg; // Start of fractional part of digits
char *_C_exp_beg; // Start of exponent in digits
size_t _C_bufsize; // actual size of buffer
// Binary digits (i.e. 0, 1, 2, not '0', '1', '2')
char _C_buffer [_C_DEF_BUFSIZE]; // sufficient in most cases
char *_C_digits; // may be dynamically allocated
__rw_digit_reader_base (int __radix = 0)
: _C_error (_C_good), _C_base (__radix), _C_state (_C_signed),
_C_frac_beg (0), _C_exp_beg (0), _C_bufsize (_C_DEF_BUFSIZE),
_C_digits (_C_buffer) { }
~__rw_digit_reader_base () {
if (_C_digits != _C_buffer)
delete[] _C_digits;
}
// parse a string of digits into a long
long _C_parse (const char *__end, long) {
return _RWSTD_STATIC_CAST (unsigned long, _C_parse (__end, 0UL));
}
// parse a string of digits into an unsigned long
unsigned long _C_parse (const char *__end, unsigned long = 0);
// overloads provided for genericity
short _C_parse (const char *__end, short) {
return _RWSTD_STATIC_CAST (short, _C_parse (__end, 0L));
}
unsigned short _C_parse (const char *__end, unsigned short) {
return _RWSTD_STATIC_CAST (unsigned short, _C_parse (__end, 0UL));
}
int _C_parse (const char *__end, int) {
return _RWSTD_STATIC_CAST (int, _C_parse (__end, 0L));
}
unsigned int _C_parse (const char *__end, unsigned int) {
return _RWSTD_STATIC_CAST (unsigned int, _C_parse (__end, 0UL));
}
#ifdef _RWSTD_LONG_LONG
unsigned _RWSTD_LONG_LONG _C_parse (const char *__end,
unsigned _RWSTD_LONG_LONG);
_RWSTD_LONG_LONG _C_parse (const char *__end, _RWSTD_LONG_LONG) {
return _RWSTD_STATIC_CAST (unsigned _RWSTD_LONG_LONG,
_C_parse (__end, (unsigned _RWSTD_LONG_LONG)0));
}
#endif // _RWSTD_LONG_LONG
#ifndef __SOFTFP
#ifdef __TARGET_ARCH_AARCH64
#define __SOFTFP
#else
#ifdef __EDG__
#define __SOFTFP __softfp
#else
#define __SOFTFP __attribute__((pcs("aapcs")))
#endif
#endif
#endif
// _C_parse a string of digits and interpret it as a pointer
void *_C_parse (const char *__end, void* __val);
float _C_parse (const char *__end, float __val, const char *__fmt = "%g")
__SOFTFP {
return _C_parse_float (__end, __fmt, &__val), __val;
}
double _C_parse (const char *__end, double __val,
const char *__fmt = "%lg") __SOFTFP {
return _C_parse_float (__end, __fmt, &__val), __val;
}
#ifndef _RWSTD_NO_LONG_DOUBLE
long double _C_parse (const char *__end, long double __val,
const char *__fmt =
"%" _RWSTD_LDBL_SCANF_PREFIX "g") __SOFTFP{
// careful with format specifier on platform where
// sizeof (double) == sizeof (long double)
return _C_parse_float (__end, __fmt, &__val), __val;
}
#endif // _RWSTD_NO_LONG_DOUBLE
protected:
// reallocates a buffer when the existing one fills up
static char* _C_realloc (char*&, char*, _RWSTD_C::size_t&);
// reallocates digit buffer when the existing one fills up
char* _C_realloc ();
private:
// parse a string of decimal only digits into an unsigned long
unsigned long _C_parse_decimal (const char *__beg, const char *__end);
// parse a string of digits and interpret it as a floating point value
void _C_parse_float (const char *__end, const char *__fmt, void *__val);
};
inline char* __rw_digit_reader_base::_C_realloc ()
{
// compute offsets into buffer
_RWSTD_C::ptrdiff_t __frac_off = _C_frac_beg - _C_digits;
_RWSTD_C::ptrdiff_t __exp_off = _C_exp_beg - _C_digits;
char *__cur = _C_realloc (this->_C_digits, this->_C_buffer,
this->_C_bufsize);
// adjust pointers into buffer
if (_C_frac_beg)
_C_frac_beg = _C_digits + __frac_off;
if (_C_exp_beg)
_C_exp_beg = _C_digits + __exp_off;
return __cur;
}
// ------------------------------------------------------------------
// Implementation class template -- __rw_digit_reader_base_1<_CharT>.
// ------------------------------------------------------------------
// Contains parts of digit_reader that depend on _CharT but not on the iterator
// type.
template <class _CharT>
class __rw_digit_reader_base_1
: public __rw_digit_reader_base,
public __rw_digit_handler_base_1<_CharT>
{
public:
typedef _CharT char_type;
typedef _STD::char_traits<char_type> traits_type;
typedef _STD::basic_string<char_type, traits_type,
_STD::allocator<char_type> >
string_type;
protected:
// Constructor for general numerics, gets punct from loc's numpunct<_CharT>.
__rw_digit_reader_base_1 (const _STD::locale &__loc, int __radix = 0)
: __rw_digit_reader_base (__radix),
__rw_digit_handler_base_1<_CharT>(__loc) { }
// Constructor for use by derived __rw_money_reader, caller passes punct,
// which in fact is loc's moneypunct<_CharT, true|false> facet.
__rw_digit_reader_base_1 (const _STD::locale &__loc,
const __rw_punct_data<_CharT> &__mp)
: __rw_digit_handler_base_1<_CharT>(__loc, __mp) { }
};
// ---------------------------------------------------------------------
// Implementation class template -- digit_reader<_CharT, _InputIter>.
// ---------------------------------------------------------------------
// Facets that do numeric input use temporary objects of this class to
// extract keywords and strings of digits and punctuation from the input
// stream.
template <class _CharT, class _InputIter>
class __rw_digit_reader
: public __rw_digit_reader_base_1<_CharT>
{
public:
// Constructor for reading general numerics.
__rw_digit_reader (_InputIter &__first,
_InputIter &__last,
_STD::ios_base &__flags)
: __rw_digit_reader_base_1<_CharT> (__flags.getloc (),
__flags._C_base ()),
_C_io (__flags), _C_in (__first), _C_end (__last) { }
protected:
// Constructor for use by derived __rw_money_reader class.
__rw_digit_reader (_InputIter &__first, _InputIter &__last,
_STD::ios_base &__flags,
const __rw_punct_data<_CharT> &__mp)
: __rw_digit_reader_base_1<_CharT>(__flags.getloc (), __mp),
_C_io (__flags), _C_in (__first), _C_end (__last) { }
public:
char *_C_get_digits (int); // Get integer-format digits
// overloads provided for genericity
char *_C_get_digits (short) {
return _C_get_digits (0);
}
char *_C_get_digits (unsigned short) {
return _C_get_digits (0);
}
char *_C_get_digits (unsigned int) {
return _C_get_digits (0);
}
char *_C_get_digits (long) {
return _C_get_digits (0);
}
char *_C_get_digits (unsigned long) {
return _C_get_digits (0);
}
#ifdef _RWSTD_LONG_LONG
char *_C_get_digits (_RWSTD_LONG_LONG) {
return _C_get_digits (0);
}
char *_C_get_digits (unsigned _RWSTD_LONG_LONG) {
return _C_get_digits (0);
}
#endif // _RWSTD_LONG_LONG
char *_C_get_digits (double) __SOFTFP; // Get floating point-format digits
// overloads provided for genericity
char *_C_get_digits (float) {
return _C_get_digits (0.0);
}
#ifndef _RWSTD_NO_LONG_DOUBLE
char *_C_get_digits (long double) {
return _C_get_digits (0.0);
}
#endif // _RWSTD_NO_LONG_DOUBLE
char *_C_get_digits (void*) { // Get pointer-format digits
this->_C_base = 16;
return _C_get_digits (0);
}
// Parse keyword from input, return associated integer value
int _C_get_keyword (const __rw_keyword_map<_CharT>&);
bool eof () const {
return _C_in == _C_end;
}
protected:
_STD::ios_base &_C_io;
_InputIter &_C_in;
_InputIter &_C_end;
const char *_C_grouping;
_CharT thousands_sep;
char _C_groups[40];
char *_C_gpos;
// get a string of digits optionally discarding leading zeros
char *_C_get_digit_string (char*, bool = false);
char *_C_get_digit_groups (char*); // Get grouped digits (recursive)
};
_RWSTD_INSTANTIATE_3 (
class _RWSTD_EXPORT
__rw_digit_reader<char,
_STD::istreambuf_iterator<char, _STD::char_traits<char> > >
);
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_INSTANTIATE_3 (
class _RWSTD_EXPORT
__rw_digit_reader<wchar_t,
_STD::istreambuf_iterator<wchar_t, _STD::char_traits<wchar_t> > >
);
#endif // _RWSTD_NO_WCHAR_T
// ------------------------------------------------
// Implementation class -- __rw_digit_writer_base.
// ------------------------------------------------
// Contains the parts of __rw_digit_writer that do not depend on the template
// parameters.
class _RWSTD_EXPORT __rw_digit_writer_base
: public __rw_digit_map_base
{
public:
__rw_digit_writer_base (_STD::ios_base&);
virtual ~__rw_digit_writer_base () {
if (_C_start != _C_buffer)
delete[] _C_start;
}
void _C_get_pattern (char*, const char*, bool);
bool _C_get_f_pattern(char*, char);
void _C_digitize (unsigned long, bool ___is_signed, const char *__fmat);
void _C_digitize (const void *__val);
void _C_digitize (unsigned short __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), false, "h");
}
void _C_digitize (short __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), true, "h");
}
void _C_digitize (unsigned int __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), false, "");
}
void _C_digitize (int __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), true, "");
}
void _C_digitize (long __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), true, "l");
}
void _C_digitize (unsigned long __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned long, __val), false, "l");
}
#ifdef _RWSTD_LONG_LONG
void _C_digitize (unsigned _RWSTD_LONG_LONG, bool = false);
void _C_digitize (_RWSTD_LONG_LONG __val) {
_C_digitize (_RWSTD_STATIC_CAST (unsigned _RWSTD_LONG_LONG, __val), !0);
}
// convert to a binary string
void _C_to_binary (unsigned _RWSTD_LONG_LONG);
#endif
void _C_digitize (double) __SOFTFP;
#ifndef _RWSTD_NO_LONG_DOUBLE
void _C_digitize (long double) __SOFTFP;
#endif
// convert to a binary string
void _C_to_binary (unsigned long);
_STD::ios_base &_C_io; // associated stream
_STD::ios_base::fmtflags _C_flags; // modified flags from _C_io
int _C_precision, _C_width, _C_base, _C_iprecision, _C_num_groups;
enum { _C_left, _C_internal, _C_right } _C_adjust;
bool _C_fractional, _C_separable;
char *_C_start, *_C_end, *_C_group;
enum { _C_DEF_BUFSIZE = 65 }; // large enough for a 64 bit int
char _C_buffer [_C_DEF_BUFSIZE ]; // default buffer
char _C_groups[150];
int _C_calc_groups (int, const char*);
};
inline
__rw_digit_writer_base::__rw_digit_writer_base (_STD::ios_base &__b)
: _C_io(__b), _C_flags(__b.flags()), _C_precision(int(__b.precision())),
_C_width(int(__b.width())), _C_iprecision(0), _C_num_groups(0),
_C_fractional(false), _C_separable(true), _C_start(_C_buffer),
_C_end(_C_buffer) {
_C_base = __b._C_base ();
switch (_C_flags & _STD::ios_base::adjustfield) {
case _STD::ios_base::left:
_C_adjust = _C_left;
break;
case _STD::ios_base::internal:
_C_adjust = _C_internal;
break;
default:
_C_adjust = _C_right;
break;
}
}
// ------------------------------------------------------------------
// Implementation class template -- __rw_digit_writer_base_1<_CharT>.
// ------------------------------------------------------------------
// Contains parts of __rw_digit_writer<_CharT, OutputWriter>
// that depend only on the _CharT parameter.
template <class _CharT>
class __rw_digit_writer_base_1
: public __rw_digit_writer_base,
public __rw_digit_handler_base_1<_CharT>
{
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, _STD::allocator<_CharT> >
string_type;
protected:
// Constructor for general numerics, gets punct from loc's numpunct<_CharT>.
__rw_digit_writer_base_1(ios_base &__b, const _STD::locale &__loc)
: __rw_digit_writer_base (__b), __rw_digit_handler_base_1<_CharT>(__loc)
{ }
// Constructor for money, passed punct is really a moneypunct<_CharT, Intl>.
__rw_digit_writer_base_1 (_STD::ios_base&, const __rw_punct_data<_CharT>&);
};
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_digit_writer_base_1<char>);
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_INSTANTIATE_1 (class _RWSTD_EXPORT __rw_digit_writer_base_1<wchar_t>);
#endif // _RWSTD_NO_WCHAR_T
// --------------------------------------------------------------------------
// Implementation class template -- __rw_digit_writer<_CharT, _OutputIter>.
// --------------------------------------------------------------------------
// Facets that do numeric output use temporary objects of this type (on the
// stack) to convert numeric quantities into sequences of digits and other
// punctuation.
template <class _CharT, class _OutputIter>
class __rw_digit_writer
: public __rw_digit_writer_base_1<_CharT>
{
public:
typedef _STD::char_traits<_CharT> traits_type;
typedef _STD::basic_string<_CharT, traits_type, _STD::allocator<_CharT> >
string_type;
// Constructor for general numerics.
__rw_digit_writer (_OutputIter& __it, _STD::ios_base& __flags)
: __rw_digit_writer_base_1<_CharT>(__flags, __flags.getloc ()),
_C_out (__it) { }
protected:
// Constructor for use by derived __rw_money_writer classes,
// passed __rw_punct_data is really a moneypunct<_CharT, Intl> facet.
__rw_digit_writer (_OutputIter &__it, _STD::ios_base &__flags,
const __rw_punct_data<_CharT> &__mp)
: __rw_digit_writer_base_1<_CharT>(__flags, __mp), _C_out (__it)
{ }
public:
void _C_put_digits (_CharT);
void _C_put_keyword (const string_type&, _CharT);
protected:
_OutputIter &_C_out;
};
_RWSTD_INSTANTIATE_3 (
class _RWSTD_EXPORT
__rw_digit_writer<char,
_STD::ostreambuf_iterator<char, _STD::char_traits<char> > >
);
#ifndef _RWSTD_NO_WCHAR_T
_RWSTD_INSTANTIATE_3 (
class _RWSTD_EXPORT
__rw_digit_writer<wchar_t,
_STD::ostreambuf_iterator<wchar_t, _STD::char_traits<wchar_t> > >
);
#endif // _RWSTD_NO_WCHAR_T
_RWSTD_NAMESPACE_END // __rw
#if _RWSTD_DEFINE_TEMPLATE (PUNCT)
# include <rw/_punct.cc>
#endif
#endif // _RWSTD_PUNCT_H_INCLUDED