// -*- C++ -*-
//===-------------------------- locale ------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCPP_LOCALE
#define _LIBCPP_LOCALE
/*
locale synopsis
namespace std
{
class locale
{
public:
// types:
class facet;
class id;
typedef int category;
static const category // values assigned here are for exposition only
none = 0x000,
collate = 0x010,
ctype = 0x020,
monetary = 0x040,
numeric = 0x080,
time = 0x100,
messages = 0x200,
all = collate | ctype | monetary | numeric | time | messages;
// construct/copy/destroy:
locale() noexcept;
locale(const locale& other) noexcept;
explicit locale(const char* std_name);
explicit locale(const string& std_name);
locale(const locale& other, const char* std_name, category);
locale(const locale& other, const string& std_name, category);
template <class Facet> locale(const locale& other, Facet* f);
locale(const locale& other, const locale& one, category);
~locale(); // not virtual
const locale& operator=(const locale& other) noexcept;
template <class Facet> locale combine(const locale& other) const;
// locale operations:
basic_string<char> name() const;
bool operator==(const locale& other) const;
bool operator!=(const locale& other) const;
template <class charT, class Traits, class Allocator>
bool operator()(const basic_string<charT,Traits,Allocator>& s1,
const basic_string<charT,Traits,Allocator>& s2) const;
// global locale objects:
static locale global(const locale&);
static const locale& classic();
};
template <class Facet> const Facet& use_facet(const locale&);
template <class Facet> bool has_facet(const locale&) noexcept;
// 22.3.3, convenience interfaces:
template <class charT> bool isspace (charT c, const locale& loc);
template <class charT> bool isprint (charT c, const locale& loc);
template <class charT> bool iscntrl (charT c, const locale& loc);
template <class charT> bool isupper (charT c, const locale& loc);
template <class charT> bool islower (charT c, const locale& loc);
template <class charT> bool isalpha (charT c, const locale& loc);
template <class charT> bool isdigit (charT c, const locale& loc);
template <class charT> bool ispunct (charT c, const locale& loc);
template <class charT> bool isxdigit(charT c, const locale& loc);
template <class charT> bool isalnum (charT c, const locale& loc);
template <class charT> bool isgraph (charT c, const locale& loc);
template <class charT> charT toupper(charT c, const locale& loc);
template <class charT> charT tolower(charT c, const locale& loc);
template<class Codecvt, class Elem = wchar_t,
class Wide_alloc = allocator<Elem>,
class Byte_alloc = allocator<char>>
class wstring_convert
{
public:
typedef basic_string<char, char_traits<char>, Byte_alloc> byte_string;
typedef basic_string<Elem, char_traits<Elem>, Wide_alloc> wide_string;
typedef typename Codecvt::state_type state_type;
typedef typename wide_string::traits_type::int_type int_type;
explicit wstring_convert(Codecvt* pcvt = new Codecvt); // explicit in C++14
wstring_convert(Codecvt* pcvt, state_type state);
explicit wstring_convert(const byte_string& byte_err, // explicit in C++14
const wide_string& wide_err = wide_string());
wstring_convert(const wstring_convert&) = delete; // C++14
wstring_convert & operator=(const wstring_convert &) = delete; // C++14
~wstring_convert();
wide_string from_bytes(char byte);
wide_string from_bytes(const char* ptr);
wide_string from_bytes(const byte_string& str);
wide_string from_bytes(const char* first, const char* last);
byte_string to_bytes(Elem wchar);
byte_string to_bytes(const Elem* wptr);
byte_string to_bytes(const wide_string& wstr);
byte_string to_bytes(const Elem* first, const Elem* last);
size_t converted() const; // noexcept in C++14
state_type state() const;
};
template <class Codecvt, class Elem = wchar_t, class Tr = char_traits<Elem>>
class wbuffer_convert
: public basic_streambuf<Elem, Tr>
{
public:
typedef typename Tr::state_type state_type;
explicit wbuffer_convert(streambuf* bytebuf = 0, Codecvt* pcvt = new Codecvt,
state_type state = state_type()); // explicit in C++14
wbuffer_convert(const wbuffer_convert&) = delete; // C++14
wbuffer_convert & operator=(const wbuffer_convert &) = delete; // C++14
~wbuffer_convert(); // C++14
streambuf* rdbuf() const;
streambuf* rdbuf(streambuf* bytebuf);
state_type state() const;
};
// 22.4.1 and 22.4.1.3, ctype:
class ctype_base;
template <class charT> class ctype;
template <> class ctype<char>; // specialization
template <class charT> class ctype_byname;
template <> class ctype_byname<char>; // specialization
class codecvt_base;
template <class internT, class externT, class stateT> class codecvt;
template <class internT, class externT, class stateT> class codecvt_byname;
// 22.4.2 and 22.4.3, numeric:
template <class charT, class InputIterator> class num_get;
template <class charT, class OutputIterator> class num_put;
template <class charT> class numpunct;
template <class charT> class numpunct_byname;
// 22.4.4, col lation:
template <class charT> class collate;
template <class charT> class collate_byname;
// 22.4.5, date and time:
class time_base;
template <class charT, class InputIterator> class time_get;
template <class charT, class InputIterator> class time_get_byname;
template <class charT, class OutputIterator> class time_put;
template <class charT, class OutputIterator> class time_put_byname;
// 22.4.6, money:
class money_base;
template <class charT, class InputIterator> class money_get;
template <class charT, class OutputIterator> class money_put;
template <class charT, bool Intl> class moneypunct;
template <class charT, bool Intl> class moneypunct_byname;
// 22.4.7, message retrieval:
class messages_base;
template <class charT> class messages;
template <class charT> class messages_byname;
} // std
*/
#include <__config>
#include <__locale>
#include <algorithm>
#include <memory>
#include <ios>
#include <streambuf>
#include <iterator>
#include <limits>
#ifndef __APPLE__
#include <cstdarg>
#endif
#include <cstdlib>
#include <ctime>
#if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
#include <support/win32/locale_win32.h>
#elif defined(_NEWLIB_VERSION)
// FIXME: replace all the uses of _NEWLIB_VERSION with __NEWLIB__ preceded by an
// include of <sys/cdefs.h> once https://sourceware.org/ml/newlib-cvs/2014-q3/msg00038.html
// has had a chance to bake for a bit
#include <support/newlib/xlocale.h>
#elif !defined(__ANDROID__)
#include <nl_types.h>
#endif
#ifdef __APPLE__
#include <Availability.h>
#endif
#include <__undef_min_max>
#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
#pragma GCC system_header
#endif
_LIBCPP_BEGIN_NAMESPACE_STD
#if defined(__APPLE__) || defined(__FreeBSD__)
# define _LIBCPP_GET_C_LOCALE 0
#elif defined(__NetBSD__)
# define _LIBCPP_GET_C_LOCALE LC_C_LOCALE
#else
# define _LIBCPP_GET_C_LOCALE __cloc()
// Get the C locale object
_LIBCPP_FUNC_VIS locale_t __cloc();
#define __cloc_defined
#endif
typedef _VSTD::remove_pointer<locale_t>::type __locale_struct;
typedef _VSTD::unique_ptr<__locale_struct, decltype(&freelocale)> __locale_unique_ptr;
#ifndef _LIBCPP_LOCALE__L_EXTENSIONS
typedef _VSTD::unique_ptr<__locale_struct, decltype(&uselocale)> __locale_raii;
#endif
// OSX has nice foo_l() functions that let you turn off use of the global
// locale. Linux, not so much. The following functions avoid the locale when
// that's possible and otherwise do the wrong thing. FIXME.
#if defined(__linux__) || defined(__EMSCRIPTEN__) || defined(_AIX) || \
defined(_NEWLIB_VERSION)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
decltype(MB_CUR_MAX_L(_VSTD::declval<locale_t>()))
inline _LIBCPP_INLINE_VISIBILITY
__mb_cur_max_l(locale_t __l)
{
return MB_CUR_MAX_L(__l);
}
#else // _LIBCPP_LOCALE__L_EXTENSIONS
inline _LIBCPP_ALWAYS_INLINE
decltype(MB_CUR_MAX) __mb_cur_max_l(locale_t __l)
{
__locale_raii __current(uselocale(__l), uselocale);
return MB_CUR_MAX;
}
#endif // _LIBCPP_LOCALE__L_EXTENSIONS
inline _LIBCPP_ALWAYS_INLINE
wint_t __btowc_l(int __c, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return btowc_l(__c, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return btowc(__c);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
int __wctob_l(wint_t __c, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wctob_l(__c, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wctob(__c);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __wcsnrtombs_l(char *__dest, const wchar_t **__src, size_t __nwc,
size_t __len, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wcsnrtombs_l(__dest, __src, __nwc, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wcsnrtombs(__dest, __src, __nwc, __len, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __wcrtomb_l(char *__s, wchar_t __wc, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return wcrtomb_l(__s, __wc, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return wcrtomb(__s, __wc, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbsnrtowcs_l(wchar_t * __dest, const char **__src, size_t __nms,
size_t __len, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbsnrtowcs_l(__dest, __src, __nms, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbsnrtowcs(__dest, __src, __nms, __len, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbrtowc_l(wchar_t *__pwc, const char *__s, size_t __n,
mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbrtowc_l(__pwc, __s, __n, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbrtowc(__pwc, __s, __n, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
int __mbtowc_l(wchar_t *__pwc, const char *__pmb, size_t __max, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbtowc_l(__pwc, __pmb, __max, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbtowc(__pwc, __pmb, __max);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbrlen_l(const char *__s, size_t __n, mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbrlen_l(__s, __n, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbrlen(__s, __n, __ps);
#endif
}
inline _LIBCPP_ALWAYS_INLINE
lconv *__localeconv_l(locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return localeconv_l(__l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return localeconv();
#endif
}
inline _LIBCPP_ALWAYS_INLINE
size_t __mbsrtowcs_l(wchar_t *__dest, const char **__src, size_t __len,
mbstate_t *__ps, locale_t __l)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
return mbsrtowcs_l(__dest, __src, __len, __ps, __l);
#else
__locale_raii __current(uselocale(__l), uselocale);
return mbsrtowcs(__dest, __src, __len, __ps);
#endif
}
inline
int __snprintf_l(char *__s, size_t __n, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vsnprintf_l(__s, __n, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vsnprintf(__s, __n, __format, __va);
#endif
va_end(__va);
return __res;
}
inline
int __asprintf_l(char **__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vasprintf_l(__s, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vasprintf(__s, __format, __va);
#endif
va_end(__va);
return __res;
}
inline
int __sscanf_l(const char *__s, locale_t __l, const char *__format, ...) {
va_list __va;
va_start(__va, __format);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __res = vsscanf_l(__s, __l, __format, __va);
#else
__locale_raii __current(uselocale(__l), uselocale);
int __res = vsscanf(__s, __format, __va);
#endif
va_end(__va);
return __res;
}
#endif // __linux__
// __scan_keyword
// Scans [__b, __e) until a match is found in the basic_strings range
// [__kb, __ke) or until it can be shown that there is no match in [__kb, __ke).
// __b will be incremented (visibly), consuming CharT until a match is found
// or proved to not exist. A keyword may be "", in which will match anything.
// If one keyword is a prefix of another, and the next CharT in the input
// might match another keyword, the algorithm will attempt to find the longest
// matching keyword. If the longer matching keyword ends up not matching, then
// no keyword match is found. If no keyword match is found, __ke is returned
// and failbit is set in __err.
// Else an iterator pointing to the matching keyword is found. If more than
// one keyword matches, an iterator to the first matching keyword is returned.
// If on exit __b == __e, eofbit is set in __err. If __case_sensitive is false,
// __ct is used to force to lower case before comparing characters.
// Examples:
// Keywords: "a", "abb"
// If the input is "a", the first keyword matches and eofbit is set.
// If the input is "abc", no match is found and "ab" are consumed.
template <class _InputIterator, class _ForwardIterator, class _Ctype>
_LIBCPP_HIDDEN
_ForwardIterator
__scan_keyword(_InputIterator& __b, _InputIterator __e,
_ForwardIterator __kb, _ForwardIterator __ke,
const _Ctype& __ct, ios_base::iostate& __err,
bool __case_sensitive = true)
{
typedef typename iterator_traits<_InputIterator>::value_type _CharT;
size_t __nkw = static_cast<size_t>(_VSTD::distance(__kb, __ke));
const unsigned char __doesnt_match = '\0';
const unsigned char __might_match = '\1';
const unsigned char __does_match = '\2';
unsigned char __statbuf[100];
unsigned char* __status = __statbuf;
unique_ptr<unsigned char, void(*)(void*)> __stat_hold(0, free);
if (__nkw > sizeof(__statbuf))
{
__status = (unsigned char*)malloc(__nkw);
if (__status == 0)
__throw_bad_alloc();
__stat_hold.reset(__status);
}
size_t __n_might_match = __nkw; // At this point, any keyword might match
size_t __n_does_match = 0; // but none of them definitely do
// Initialize all statuses to __might_match, except for "" keywords are __does_match
unsigned char* __st = __status;
for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st)
{
if (!__ky->empty())
*__st = __might_match;
else
{
*__st = __does_match;
--__n_might_match;
++__n_does_match;
}
}
// While there might be a match, test keywords against the next CharT
for (size_t __indx = 0; __b != __e && __n_might_match > 0; ++__indx)
{
// Peek at the next CharT but don't consume it
_CharT __c = *__b;
if (!__case_sensitive)
__c = __ct.toupper(__c);
bool __consume = false;
// For each keyword which might match, see if the __indx character is __c
// If a match if found, consume __c
// If a match is found, and that is the last character in the keyword,
// then that keyword matches.
// If the keyword doesn't match this character, then change the keyword
// to doesn't match
__st = __status;
for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st)
{
if (*__st == __might_match)
{
_CharT __kc = (*__ky)[__indx];
if (!__case_sensitive)
__kc = __ct.toupper(__kc);
if (__c == __kc)
{
__consume = true;
if (__ky->size() == __indx+1)
{
*__st = __does_match;
--__n_might_match;
++__n_does_match;
}
}
else
{
*__st = __doesnt_match;
--__n_might_match;
}
}
}
// consume if we matched a character
if (__consume)
{
++__b;
// If we consumed a character and there might be a matched keyword that
// was marked matched on a previous iteration, then such keywords
// which are now marked as not matching.
if (__n_might_match + __n_does_match > 1)
{
__st = __status;
for (_ForwardIterator __ky = __kb; __ky != __ke; ++__ky, (void) ++__st)
{
if (*__st == __does_match && __ky->size() != __indx+1)
{
*__st = __doesnt_match;
--__n_does_match;
}
}
}
}
}
// We've exited the loop because we hit eof and/or we have no more "might matches".
if (__b == __e)
__err |= ios_base::eofbit;
// Return the first matching result
for (__st = __status; __kb != __ke; ++__kb, (void) ++__st)
if (*__st == __does_match)
break;
if (__kb == __ke)
__err |= ios_base::failbit;
return __kb;
}
struct _LIBCPP_TYPE_VIS __num_get_base
{
static const int __num_get_buf_sz = 40;
static int __get_base(ios_base&);
static const char __src[33];
};
_LIBCPP_FUNC_VIS
void __check_grouping(const string& __grouping, unsigned* __g, unsigned* __g_end,
ios_base::iostate& __err);
template <class _CharT>
struct __num_get
: protected __num_get_base
{
static string __stage2_int_prep(ios_base& __iob, _CharT* __atoms, _CharT& __thousands_sep);
static string __stage2_float_prep(ios_base& __iob, _CharT* __atoms, _CharT& __decimal_point,
_CharT& __thousands_sep);
static int __stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end,
unsigned& __dc, _CharT __thousands_sep, const string& __grouping,
unsigned* __g, unsigned*& __g_end, _CharT* __atoms);
static int __stage2_float_loop(_CharT __ct, bool& __in_units, char& __exp,
char* __a, char*& __a_end,
_CharT __decimal_point, _CharT __thousands_sep,
const string& __grouping, unsigned* __g,
unsigned*& __g_end, unsigned& __dc, _CharT* __atoms);
};
template <class _CharT>
string
__num_get<_CharT>::__stage2_int_prep(ios_base& __iob, _CharT* __atoms, _CharT& __thousands_sep)
{
locale __loc = __iob.getloc();
use_facet<ctype<_CharT> >(__loc).widen(__src, __src + 26, __atoms);
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
__thousands_sep = __np.thousands_sep();
return __np.grouping();
}
template <class _CharT>
string
__num_get<_CharT>::__stage2_float_prep(ios_base& __iob, _CharT* __atoms, _CharT& __decimal_point,
_CharT& __thousands_sep)
{
locale __loc = __iob.getloc();
use_facet<ctype<_CharT> >(__loc).widen(__src, __src + 32, __atoms);
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);
__decimal_point = __np.decimal_point();
__thousands_sep = __np.thousands_sep();
return __np.grouping();
}
template <class _CharT>
int
__num_get<_CharT>::__stage2_int_loop(_CharT __ct, int __base, char* __a, char*& __a_end,
unsigned& __dc, _CharT __thousands_sep, const string& __grouping,
unsigned* __g, unsigned*& __g_end, _CharT* __atoms)
{
if (__a_end == __a && (__ct == __atoms[24] || __ct == __atoms[25]))
{
*__a_end++ = __ct == __atoms[24] ? '+' : '-';
__dc = 0;
return 0;
}
if (__grouping.size() != 0 && __ct == __thousands_sep)
{
if (__g_end-__g < __num_get_buf_sz)
{
*__g_end++ = __dc;
__dc = 0;
}
return 0;
}
ptrdiff_t __f = find(__atoms, __atoms + 26, __ct) - __atoms;
if (__f >= 24)
return -1;
switch (__base)
{
case 8:
case 10:
if (__f >= __base)
return -1;
break;
case 16:
if (__f < 22)
break;
if (__a_end != __a && __a_end - __a <= 2 && __a_end[-1] == '0')
{
__dc = 0;
*__a_end++ = __src[__f];
return 0;
}
return -1;
}
*__a_end++ = __src[__f];
++__dc;
return 0;
}
template <class _CharT>
int
__num_get<_CharT>::__stage2_float_loop(_CharT __ct, bool& __in_units, char& __exp, char* __a, char*& __a_end,
_CharT __decimal_point, _CharT __thousands_sep, const string& __grouping,
unsigned* __g, unsigned*& __g_end, unsigned& __dc, _CharT* __atoms)
{
if (__ct == __decimal_point)
{
if (!__in_units)
return -1;
__in_units = false;
*__a_end++ = '.';
if (__grouping.size() != 0 && __g_end-__g < __num_get_buf_sz)
*__g_end++ = __dc;
return 0;
}
if (__ct == __thousands_sep && __grouping.size() != 0)
{
if (!__in_units)
return -1;
if (__g_end-__g < __num_get_buf_sz)
{
*__g_end++ = __dc;
__dc = 0;
}
return 0;
}
ptrdiff_t __f = find(__atoms, __atoms + 32, __ct) - __atoms;
if (__f >= 32)
return -1;
char __x = __src[__f];
if (__x == '-' || __x == '+')
{
if (__a_end == __a || (__a_end[-1] & 0x5F) == (__exp & 0x7F))
{
*__a_end++ = __x;
return 0;
}
return -1;
}
if (__x == 'x' || __x == 'X')
__exp = 'P';
else if ((__x & 0x5F) == __exp)
{
__exp |= 0x80;
if (__in_units)
{
__in_units = false;
if (__grouping.size() != 0 && __g_end-__g < __num_get_buf_sz)
*__g_end++ = __dc;
}
}
*__a_end++ = __x;
if (__f >= 22)
return 0;
++__dc;
return 0;
}
_LIBCPP_EXTERN_TEMPLATE2(struct _LIBCPP_TYPE_VIS __num_get<char>)
_LIBCPP_EXTERN_TEMPLATE2(struct _LIBCPP_TYPE_VIS __num_get<wchar_t>)
template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY num_get
: public locale::facet,
private __num_get<_CharT>
{
public:
typedef _CharT char_type;
typedef _InputIterator iter_type;
_LIBCPP_ALWAYS_INLINE
explicit num_get(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, bool& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long long& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned short& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned int& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned long& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned long long& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, float& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, double& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long double& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, void*& __v) const
{
return do_get(__b, __e, __iob, __err, __v);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~num_get() {}
template <class _Fp>
iter_type __do_get_floating_point
(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, _Fp& __v) const;
template <class _Signed>
iter_type __do_get_signed
(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, _Signed& __v) const;
template <class _Unsigned>
iter_type __do_get_unsigned
(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, _Unsigned& __v) const;
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, bool& __v) const;
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long& __v) const
{ return this->__do_get_signed ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long long& __v) const
{ return this->__do_get_signed ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned short& __v) const
{ return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned int& __v) const
{ return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned long& __v) const
{ return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, unsigned long long& __v) const
{ return this->__do_get_unsigned ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, float& __v) const
{ return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, double& __v) const
{ return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, long double& __v) const
{ return this->__do_get_floating_point ( __b, __e, __iob, __err, __v ); }
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, void*& __v) const;
};
template <class _CharT, class _InputIterator>
locale::id
num_get<_CharT, _InputIterator>::id;
template <class _Tp>
_Tp
__num_get_signed_integral(const char* __a, const char* __a_end,
ios_base::iostate& __err, int __base)
{
if (__a != __a_end)
{
typename remove_reference<decltype(errno)>::type __save_errno = errno;
errno = 0;
char *__p2;
long long __ll = strtoll_l(__a, &__p2, __base, _LIBCPP_GET_C_LOCALE);
typename remove_reference<decltype(errno)>::type __current_errno = errno;
if (__current_errno == 0)
errno = __save_errno;
if (__p2 != __a_end)
{
__err = ios_base::failbit;
return 0;
}
else if (__current_errno == ERANGE ||
__ll < numeric_limits<_Tp>::min() ||
numeric_limits<_Tp>::max() < __ll)
{
__err = ios_base::failbit;
if (__ll > 0)
return numeric_limits<_Tp>::max();
else
return numeric_limits<_Tp>::min();
}
return static_cast<_Tp>(__ll);
}
__err = ios_base::failbit;
return 0;
}
template <class _Tp>
_Tp
__num_get_unsigned_integral(const char* __a, const char* __a_end,
ios_base::iostate& __err, int __base)
{
if (__a != __a_end)
{
if (*__a == '-')
{
__err = ios_base::failbit;
return 0;
}
typename remove_reference<decltype(errno)>::type __save_errno = errno;
errno = 0;
char *__p2;
unsigned long long __ll = strtoull_l(__a, &__p2, __base, _LIBCPP_GET_C_LOCALE);
typename remove_reference<decltype(errno)>::type __current_errno = errno;
if (__current_errno == 0)
errno = __save_errno;
if (__p2 != __a_end)
{
__err = ios_base::failbit;
return 0;
}
else if (__current_errno == ERANGE ||
numeric_limits<_Tp>::max() < __ll)
{
__err = ios_base::failbit;
return numeric_limits<_Tp>::max();
}
return static_cast<_Tp>(__ll);
}
__err = ios_base::failbit;
return 0;
}
template <class _Tp>
_Tp
__num_get_float(const char* __a, const char* __a_end, ios_base::iostate& __err)
{
if (__a != __a_end)
{
typename remove_reference<decltype(errno)>::type __save_errno = errno;
errno = 0;
char *__p2;
long double __ld = strtold_l(__a, &__p2, _LIBCPP_GET_C_LOCALE);
typename remove_reference<decltype(errno)>::type __current_errno = errno;
if (__current_errno == 0)
errno = __save_errno;
if (__p2 != __a_end)
{
__err = ios_base::failbit;
return 0;
}
else if (__current_errno == ERANGE)
__err = ios_base::failbit;
return static_cast<_Tp>(__ld);
}
__err = ios_base::failbit;
return 0;
}
template <class _CharT, class _InputIterator>
_InputIterator
num_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
bool& __v) const
{
if ((__iob.flags() & ios_base::boolalpha) == 0)
{
long __lv = -1;
__b = do_get(__b, __e, __iob, __err, __lv);
switch (__lv)
{
case 0:
__v = false;
break;
case 1:
__v = true;
break;
default:
__v = true;
__err = ios_base::failbit;
break;
}
return __b;
}
const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__iob.getloc());
const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__iob.getloc());
typedef typename numpunct<_CharT>::string_type string_type;
const string_type __names[2] = {__np.truename(), __np.falsename()};
const string_type* __i = __scan_keyword(__b, __e, __names, __names+2,
__ct, __err);
__v = __i == __names;
return __b;
}
// signed
template <class _CharT, class _InputIterator>
template <class _Signed>
_InputIterator
num_get<_CharT, _InputIterator>::__do_get_signed(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
_Signed& __v) const
{
// Stage 1
int __base = this->__get_base(__iob);
// Stage 2
char_type __atoms[26];
char_type __thousands_sep;
string __grouping = this->__stage2_int_prep(__iob, __atoms, __thousands_sep);
string __buf;
__buf.resize(__buf.capacity());
char* __a = &__buf[0];
char* __a_end = __a;
unsigned __g[__num_get_base::__num_get_buf_sz];
unsigned* __g_end = __g;
unsigned __dc = 0;
for (; __b != __e; ++__b)
{
if (__a_end == __a + __buf.size())
{
size_t __tmp = __buf.size();
__buf.resize(2*__buf.size());
__buf.resize(__buf.capacity());
__a = &__buf[0];
__a_end = __a + __tmp;
}
if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc,
__thousands_sep, __grouping, __g, __g_end,
__atoms))
break;
}
if (__grouping.size() != 0 && __g_end-__g < __num_get_base::__num_get_buf_sz)
*__g_end++ = __dc;
// Stage 3
__v = __num_get_signed_integral<_Signed>(__a, __a_end, __err, __base);
// Digit grouping checked
__check_grouping(__grouping, __g, __g_end, __err);
// EOF checked
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
// unsigned
template <class _CharT, class _InputIterator>
template <class _Unsigned>
_InputIterator
num_get<_CharT, _InputIterator>::__do_get_unsigned(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
_Unsigned& __v) const
{
// Stage 1
int __base = this->__get_base(__iob);
// Stage 2
char_type __atoms[26];
char_type __thousands_sep;
string __grouping = this->__stage2_int_prep(__iob, __atoms, __thousands_sep);
string __buf;
__buf.resize(__buf.capacity());
char* __a = &__buf[0];
char* __a_end = __a;
unsigned __g[__num_get_base::__num_get_buf_sz];
unsigned* __g_end = __g;
unsigned __dc = 0;
for (; __b != __e; ++__b)
{
if (__a_end == __a + __buf.size())
{
size_t __tmp = __buf.size();
__buf.resize(2*__buf.size());
__buf.resize(__buf.capacity());
__a = &__buf[0];
__a_end = __a + __tmp;
}
if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc,
__thousands_sep, __grouping, __g, __g_end,
__atoms))
break;
}
if (__grouping.size() != 0 && __g_end-__g < __num_get_base::__num_get_buf_sz)
*__g_end++ = __dc;
// Stage 3
__v = __num_get_unsigned_integral<_Unsigned>(__a, __a_end, __err, __base);
// Digit grouping checked
__check_grouping(__grouping, __g, __g_end, __err);
// EOF checked
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
// floating point
template <class _CharT, class _InputIterator>
template <class _Fp>
_InputIterator
num_get<_CharT, _InputIterator>::__do_get_floating_point(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
_Fp& __v) const
{
// Stage 1, nothing to do
// Stage 2
char_type __atoms[32];
char_type __decimal_point;
char_type __thousands_sep;
string __grouping = this->__stage2_float_prep(__iob, __atoms,
__decimal_point,
__thousands_sep);
string __buf;
__buf.resize(__buf.capacity());
char* __a = &__buf[0];
char* __a_end = __a;
unsigned __g[__num_get_base::__num_get_buf_sz];
unsigned* __g_end = __g;
unsigned __dc = 0;
bool __in_units = true;
char __exp = 'E';
for (; __b != __e; ++__b)
{
if (__a_end == __a + __buf.size())
{
size_t __tmp = __buf.size();
__buf.resize(2*__buf.size());
__buf.resize(__buf.capacity());
__a = &__buf[0];
__a_end = __a + __tmp;
}
if (this->__stage2_float_loop(*__b, __in_units, __exp, __a, __a_end,
__decimal_point, __thousands_sep,
__grouping, __g, __g_end,
__dc, __atoms))
break;
}
if (__grouping.size() != 0 && __in_units && __g_end-__g < __num_get_base::__num_get_buf_sz)
*__g_end++ = __dc;
// Stage 3
__v = __num_get_float<_Fp>(__a, __a_end, __err);
// Digit grouping checked
__check_grouping(__grouping, __g, __g_end, __err);
// EOF checked
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
template <class _CharT, class _InputIterator>
_InputIterator
num_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
void*& __v) const
{
// Stage 1
int __base = 16;
// Stage 2
char_type __atoms[26];
char_type __thousands_sep = 0;
string __grouping;
use_facet<ctype<_CharT> >(__iob.getloc()).widen(__num_get_base::__src,
__num_get_base::__src + 26, __atoms);
string __buf;
__buf.resize(__buf.capacity());
char* __a = &__buf[0];
char* __a_end = __a;
unsigned __g[__num_get_base::__num_get_buf_sz];
unsigned* __g_end = __g;
unsigned __dc = 0;
for (; __b != __e; ++__b)
{
if (__a_end == __a + __buf.size())
{
size_t __tmp = __buf.size();
__buf.resize(2*__buf.size());
__buf.resize(__buf.capacity());
__a = &__buf[0];
__a_end = __a + __tmp;
}
if (this->__stage2_int_loop(*__b, __base, __a, __a_end, __dc,
__thousands_sep, __grouping,
__g, __g_end, __atoms))
break;
}
// Stage 3
__buf.resize(__a_end - __a);
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
if (sscanf_l(__buf.c_str(), _LIBCPP_GET_C_LOCALE, "%p", &__v) != 1)
#else
if (__sscanf_l(__buf.c_str(), __cloc(), "%p", &__v) != 1)
#endif
__err = ios_base::failbit;
// EOF checked
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS num_get<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS num_get<wchar_t>)
struct _LIBCPP_TYPE_VIS __num_put_base
{
protected:
static void __format_int(char* __fmt, const char* __len, bool __signd,
ios_base::fmtflags __flags);
static bool __format_float(char* __fmt, const char* __len,
ios_base::fmtflags __flags);
static char* __identify_padding(char* __nb, char* __ne,
const ios_base& __iob);
};
template <class _CharT>
struct __num_put
: protected __num_put_base
{
static void __widen_and_group_int(char* __nb, char* __np, char* __ne,
_CharT* __ob, _CharT*& __op, _CharT*& __oe,
const locale& __loc);
static void __widen_and_group_float(char* __nb, char* __np, char* __ne,
_CharT* __ob, _CharT*& __op, _CharT*& __oe,
const locale& __loc);
};
template <class _CharT>
void
__num_put<_CharT>::__widen_and_group_int(char* __nb, char* __np, char* __ne,
_CharT* __ob, _CharT*& __op, _CharT*& __oe,
const locale& __loc)
{
const ctype<_CharT>& __ct = use_facet<ctype<_CharT> > (__loc);
const numpunct<_CharT>& __npt = use_facet<numpunct<_CharT> >(__loc);
string __grouping = __npt.grouping();
if (__grouping.empty())
{
__ct.widen(__nb, __ne, __ob);
__oe = __ob + (__ne - __nb);
}
else
{
__oe = __ob;
char* __nf = __nb;
if (*__nf == '-' || *__nf == '+')
*__oe++ = __ct.widen(*__nf++);
if (__ne - __nf >= 2 && __nf[0] == '0' && (__nf[1] == 'x' ||
__nf[1] == 'X'))
{
*__oe++ = __ct.widen(*__nf++);
*__oe++ = __ct.widen(*__nf++);
}
reverse(__nf, __ne);
_CharT __thousands_sep = __npt.thousands_sep();
unsigned __dc = 0;
unsigned __dg = 0;
for (char* __p = __nf; __p < __ne; ++__p)
{
if (static_cast<unsigned>(__grouping[__dg]) > 0 &&
__dc == static_cast<unsigned>(__grouping[__dg]))
{
*__oe++ = __thousands_sep;
__dc = 0;
if (__dg < __grouping.size()-1)
++__dg;
}
*__oe++ = __ct.widen(*__p);
++__dc;
}
reverse(__ob + (__nf - __nb), __oe);
}
if (__np == __ne)
__op = __oe;
else
__op = __ob + (__np - __nb);
}
template <class _CharT>
void
__num_put<_CharT>::__widen_and_group_float(char* __nb, char* __np, char* __ne,
_CharT* __ob, _CharT*& __op, _CharT*& __oe,
const locale& __loc)
{
const ctype<_CharT>& __ct = use_facet<ctype<_CharT> > (__loc);
const numpunct<_CharT>& __npt = use_facet<numpunct<_CharT> >(__loc);
string __grouping = __npt.grouping();
__oe = __ob;
char* __nf = __nb;
if (*__nf == '-' || *__nf == '+')
*__oe++ = __ct.widen(*__nf++);
char* __ns;
if (__ne - __nf >= 2 && __nf[0] == '0' && (__nf[1] == 'x' ||
__nf[1] == 'X'))
{
*__oe++ = __ct.widen(*__nf++);
*__oe++ = __ct.widen(*__nf++);
for (__ns = __nf; __ns < __ne; ++__ns)
if (!isxdigit_l(*__ns, _LIBCPP_GET_C_LOCALE))
break;
}
else
{
for (__ns = __nf; __ns < __ne; ++__ns)
if (!isdigit_l(*__ns, _LIBCPP_GET_C_LOCALE))
break;
}
if (__grouping.empty())
{
__ct.widen(__nf, __ns, __oe);
__oe += __ns - __nf;
}
else
{
reverse(__nf, __ns);
_CharT __thousands_sep = __npt.thousands_sep();
unsigned __dc = 0;
unsigned __dg = 0;
for (char* __p = __nf; __p < __ns; ++__p)
{
if (__grouping[__dg] > 0 && __dc == static_cast<unsigned>(__grouping[__dg]))
{
*__oe++ = __thousands_sep;
__dc = 0;
if (__dg < __grouping.size()-1)
++__dg;
}
*__oe++ = __ct.widen(*__p);
++__dc;
}
reverse(__ob + (__nf - __nb), __oe);
}
for (__nf = __ns; __nf < __ne; ++__nf)
{
if (*__nf == '.')
{
*__oe++ = __npt.decimal_point();
++__nf;
break;
}
else
*__oe++ = __ct.widen(*__nf);
}
__ct.widen(__nf, __ne, __oe);
__oe += __ne - __nf;
if (__np == __ne)
__op = __oe;
else
__op = __ob + (__np - __nb);
}
_LIBCPP_EXTERN_TEMPLATE2(struct _LIBCPP_TYPE_VIS __num_put<char>)
_LIBCPP_EXTERN_TEMPLATE2(struct _LIBCPP_TYPE_VIS __num_put<wchar_t>)
template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY num_put
: public locale::facet,
private __num_put<_CharT>
{
public:
typedef _CharT char_type;
typedef _OutputIterator iter_type;
_LIBCPP_ALWAYS_INLINE
explicit num_put(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
bool __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
long __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
long long __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
unsigned long __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
unsigned long long __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
double __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
long double __v) const
{
return do_put(__s, __iob, __fl, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
const void* __v) const
{
return do_put(__s, __iob, __fl, __v);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~num_put() {}
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
bool __v) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
long __v) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
long long __v) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
unsigned long) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
unsigned long long) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
double __v) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
long double __v) const;
virtual iter_type do_put(iter_type __s, ios_base& __iob, char_type __fl,
const void* __v) const;
};
template <class _CharT, class _OutputIterator>
locale::id
num_put<_CharT, _OutputIterator>::id;
template <class _CharT, class _OutputIterator>
_LIBCPP_HIDDEN
_OutputIterator
__pad_and_output(_OutputIterator __s,
const _CharT* __ob, const _CharT* __op, const _CharT* __oe,
ios_base& __iob, _CharT __fl)
{
streamsize __sz = __oe - __ob;
streamsize __ns = __iob.width();
if (__ns > __sz)
__ns -= __sz;
else
__ns = 0;
for (;__ob < __op; ++__ob, ++__s)
*__s = *__ob;
for (; __ns; --__ns, ++__s)
*__s = __fl;
for (; __ob < __oe; ++__ob, ++__s)
*__s = *__ob;
__iob.width(0);
return __s;
}
#if !defined(__APPLE__) || \
(defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED > __MAC_10_8) || \
(defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED > __IPHONE_6_0)
template <class _CharT, class _Traits>
_LIBCPP_HIDDEN
ostreambuf_iterator<_CharT, _Traits>
__pad_and_output(ostreambuf_iterator<_CharT, _Traits> __s,
const _CharT* __ob, const _CharT* __op, const _CharT* __oe,
ios_base& __iob, _CharT __fl)
{
if (__s.__sbuf_ == nullptr)
return __s;
streamsize __sz = __oe - __ob;
streamsize __ns = __iob.width();
if (__ns > __sz)
__ns -= __sz;
else
__ns = 0;
streamsize __np = __op - __ob;
if (__np > 0)
{
if (__s.__sbuf_->sputn(__ob, __np) != __np)
{
__s.__sbuf_ = nullptr;
return __s;
}
}
if (__ns > 0)
{
basic_string<_CharT, _Traits> __sp(__ns, __fl);
if (__s.__sbuf_->sputn(__sp.data(), __ns) != __ns)
{
__s.__sbuf_ = nullptr;
return __s;
}
}
__np = __oe - __op;
if (__np > 0)
{
if (__s.__sbuf_->sputn(__op, __np) != __np)
{
__s.__sbuf_ = nullptr;
return __s;
}
}
__iob.width(0);
return __s;
}
#endif
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, bool __v) const
{
if ((__iob.flags() & ios_base::boolalpha) == 0)
return do_put(__s, __iob, __fl, (unsigned long)__v);
const numpunct<char_type>& __np = use_facet<numpunct<char_type> >(__iob.getloc());
typedef typename numpunct<char_type>::string_type string_type;
#if _LIBCPP_DEBUG_LEVEL >= 2
string_type __tmp(__v ? __np.truename() : __np.falsename());
string_type __nm = _VSTD::move(__tmp);
#else
string_type __nm = __v ? __np.truename() : __np.falsename();
#endif
for (typename string_type::iterator __i = __nm.begin(); __i != __nm.end(); ++__i, ++__s)
*__s = *__i;
return __s;
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, long __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[6] = {'%', 0};
const char* __len = "l";
this->__format_int(__fmt+1, __len, true, __iob.flags());
const unsigned __nbuf = (numeric_limits<long>::digits / 3)
+ ((numeric_limits<long>::digits % 3) != 0)
+ 1;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), __cloc(), __fmt, __v);
#endif
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_int(__nar, __np, __ne, __o, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
return __pad_and_output(__s, __o, __op, __oe, __iob, __fl);
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, long long __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[8] = {'%', 0};
const char* __len = "ll";
this->__format_int(__fmt+1, __len, true, __iob.flags());
const unsigned __nbuf = (numeric_limits<long long>::digits / 3)
+ ((numeric_limits<long long>::digits % 3) != 0)
+ 2;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), __cloc(), __fmt, __v);
#endif
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_int(__nar, __np, __ne, __o, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
return __pad_and_output(__s, __o, __op, __oe, __iob, __fl);
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, unsigned long __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[6] = {'%', 0};
const char* __len = "l";
this->__format_int(__fmt+1, __len, false, __iob.flags());
const unsigned __nbuf = (numeric_limits<unsigned long>::digits / 3)
+ ((numeric_limits<unsigned long>::digits % 3) != 0)
+ 1;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), __cloc(), __fmt, __v);
#endif
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_int(__nar, __np, __ne, __o, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
return __pad_and_output(__s, __o, __op, __oe, __iob, __fl);
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, unsigned long long __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[8] = {'%', 0};
const char* __len = "ll";
this->__format_int(__fmt+1, __len, false, __iob.flags());
const unsigned __nbuf = (numeric_limits<unsigned long long>::digits / 3)
+ ((numeric_limits<unsigned long long>::digits % 3) != 0)
+ 1;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), __cloc(), __fmt, __v);
#endif
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_int(__nar, __np, __ne, __o, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
return __pad_and_output(__s, __o, __op, __oe, __iob, __fl);
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, double __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[8] = {'%', 0};
const char* __len = "";
bool __specify_precision = this->__format_float(__fmt+1, __len, __iob.flags());
const unsigned __nbuf = 30;
char __nar[__nbuf];
char* __nb = __nar;
int __nc;
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#else
__nc = __snprintf_l(__nb, __nbuf, __cloc(), __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __snprintf_l(__nb, __nbuf, __cloc(), __fmt, __v);
#endif
unique_ptr<char, void(*)(void*)> __nbh(0, free);
if (__nc > static_cast<int>(__nbuf-1))
{
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#else
__nc = __asprintf_l(&__nb, __cloc(), __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __asprintf_l(&__nb, __cloc(), __fmt, (int)__iob.precision(), __v);
#endif
if (__nb == 0)
__throw_bad_alloc();
__nbh.reset(__nb);
}
char* __ne = __nb + __nc;
char* __np = this->__identify_padding(__nb, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __ob = __o;
unique_ptr<char_type, void(*)(void*)> __obh(0, free);
if (__nb != __nar)
{
__ob = (char_type*)malloc(2*static_cast<size_t>(__nc)*sizeof(char_type));
if (__ob == 0)
__throw_bad_alloc();
__obh.reset(__ob);
}
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_float(__nb, __np, __ne, __ob, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
__s = __pad_and_output(__s, __ob, __op, __oe, __iob, __fl);
return __s;
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, long double __v) const
{
// Stage 1 - Get number in narrow char
char __fmt[8] = {'%', 0};
const char* __len = "L";
bool __specify_precision = this->__format_float(__fmt+1, __len, __iob.flags());
const unsigned __nbuf = 30;
char __nar[__nbuf];
char* __nb = __nar;
int __nc;
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt,
(int)__iob.precision(), __v);
#else
__nc = __snprintf_l(__nb, __nbuf, __cloc(), __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = snprintf_l(__nb, __nbuf, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __snprintf_l(__nb, __nbuf, __cloc(), __fmt, __v);
#endif
unique_ptr<char, void(*)(void*)> __nbh(0, free);
if (__nc > static_cast<int>(__nbuf-1))
{
if (__specify_precision)
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, (int)__iob.precision(), __v);
#else
__nc = __asprintf_l(&__nb, __cloc(), __fmt,
(int)__iob.precision(), __v);
#endif
else
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__nc = asprintf_l(&__nb, _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
__nc = __asprintf_l(&__nb, __cloc(), __fmt, __v);
#endif
if (__nb == 0)
__throw_bad_alloc();
__nbh.reset(__nb);
}
char* __ne = __nb + __nc;
char* __np = this->__identify_padding(__nb, __ne, __iob);
// Stage 2 - Widen __nar while adding thousands separators
char_type __o[2*(__nbuf-1) - 1];
char_type* __ob = __o;
unique_ptr<char_type, void(*)(void*)> __obh(0, free);
if (__nb != __nar)
{
__ob = (char_type*)malloc(2*static_cast<size_t>(__nc)*sizeof(char_type));
if (__ob == 0)
__throw_bad_alloc();
__obh.reset(__ob);
}
char_type* __op; // pad here
char_type* __oe; // end of output
this->__widen_and_group_float(__nb, __np, __ne, __ob, __op, __oe, __iob.getloc());
// [__o, __oe) contains thousands_sep'd wide number
// Stage 3 & 4
__s = __pad_and_output(__s, __ob, __op, __oe, __iob, __fl);
return __s;
}
template <class _CharT, class _OutputIterator>
_OutputIterator
num_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base& __iob,
char_type __fl, const void* __v) const
{
// Stage 1 - Get pointer in narrow char
char __fmt[6] = "%p";
const unsigned __nbuf = 20;
char __nar[__nbuf];
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
int __nc = snprintf_l(__nar, sizeof(__nar), _LIBCPP_GET_C_LOCALE, __fmt, __v);
#else
int __nc = __snprintf_l(__nar, sizeof(__nar), __cloc(), __fmt, __v);
#endif
char* __ne = __nar + __nc;
char* __np = this->__identify_padding(__nar, __ne, __iob);
// Stage 2 - Widen __nar
char_type __o[2*(__nbuf-1) - 1];
char_type* __op; // pad here
char_type* __oe; // end of output
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
__ct.widen(__nar, __ne, __o);
__oe = __o + (__ne - __nar);
if (__np == __ne)
__op = __oe;
else
__op = __o + (__np - __nar);
// [__o, __oe) contains wide number
// Stage 3 & 4
return __pad_and_output(__s, __o, __op, __oe, __iob, __fl);
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS num_put<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS num_put<wchar_t>)
template <class _CharT, class _InputIterator>
_LIBCPP_HIDDEN
int
__get_up_to_n_digits(_InputIterator& __b, _InputIterator __e,
ios_base::iostate& __err, const ctype<_CharT>& __ct, int __n)
{
// Precondition: __n >= 1
if (__b == __e)
{
__err |= ios_base::eofbit | ios_base::failbit;
return 0;
}
// get first digit
_CharT __c = *__b;
if (!__ct.is(ctype_base::digit, __c))
{
__err |= ios_base::failbit;
return 0;
}
int __r = __ct.narrow(__c, 0) - '0';
for (++__b, (void) --__n; __b != __e && __n > 0; ++__b, (void) --__n)
{
// get next digit
__c = *__b;
if (!__ct.is(ctype_base::digit, __c))
return __r;
__r = __r * 10 + __ct.narrow(__c, 0) - '0';
}
if (__b == __e)
__err |= ios_base::eofbit;
return __r;
}
class _LIBCPP_TYPE_VIS time_base
{
public:
enum dateorder {no_order, dmy, mdy, ymd, ydm};
};
template <class _CharT>
class _LIBCPP_TYPE_VIS_ONLY __time_get_c_storage
{
protected:
typedef basic_string<_CharT> string_type;
virtual const string_type* __weeks() const;
virtual const string_type* __months() const;
virtual const string_type* __am_pm() const;
virtual const string_type& __c() const;
virtual const string_type& __r() const;
virtual const string_type& __x() const;
virtual const string_type& __X() const;
};
template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY time_get
: public locale::facet,
public time_base,
private __time_get_c_storage<_CharT>
{
public:
typedef _CharT char_type;
typedef _InputIterator iter_type;
typedef time_base::dateorder dateorder;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE
explicit time_get(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
dateorder date_order() const
{
return this->do_date_order();
}
_LIBCPP_ALWAYS_INLINE
iter_type get_time(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const
{
return do_get_time(__b, __e, __iob, __err, __tm);
}
_LIBCPP_ALWAYS_INLINE
iter_type get_date(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const
{
return do_get_date(__b, __e, __iob, __err, __tm);
}
_LIBCPP_ALWAYS_INLINE
iter_type get_weekday(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const
{
return do_get_weekday(__b, __e, __iob, __err, __tm);
}
_LIBCPP_ALWAYS_INLINE
iter_type get_monthname(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const
{
return do_get_monthname(__b, __e, __iob, __err, __tm);
}
_LIBCPP_ALWAYS_INLINE
iter_type get_year(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const
{
return do_get_year(__b, __e, __iob, __err, __tm);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm *__tm,
char __fmt, char __mod = 0) const
{
return do_get(__b, __e, __iob, __err, __tm, __fmt, __mod);
}
iter_type get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm,
const char_type* __fmtb, const char_type* __fmte) const;
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~time_get() {}
virtual dateorder do_date_order() const;
virtual iter_type do_get_time(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type do_get_date(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type do_get_weekday(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type do_get_monthname(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type do_get_year(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm) const;
virtual iter_type do_get(iter_type __b, iter_type __e, ios_base& __iob,
ios_base::iostate& __err, tm* __tm,
char __fmt, char __mod) const;
private:
void __get_white_space(iter_type& __b, iter_type __e,
ios_base::iostate& __err, const ctype<char_type>& __ct) const;
void __get_percent(iter_type& __b, iter_type __e, ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_weekdayname(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_monthname(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_day(int& __d,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_month(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_year(int& __y,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_year4(int& __y,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_hour(int& __d,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_12_hour(int& __h,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_am_pm(int& __h,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_minute(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_second(int& __s,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_weekday(int& __w,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
void __get_day_year_num(int& __w,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const;
};
template <class _CharT, class _InputIterator>
locale::id
time_get<_CharT, _InputIterator>::id;
// time_get primitives
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_weekdayname(int& __w,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
// Note: ignoring case comes from the POSIX strptime spec
const string_type* __wk = this->__weeks();
ptrdiff_t __i = __scan_keyword(__b, __e, __wk, __wk+14, __ct, __err, false) - __wk;
if (__i < 14)
__w = __i % 7;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_monthname(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
// Note: ignoring case comes from the POSIX strptime spec
const string_type* __month = this->__months();
ptrdiff_t __i = __scan_keyword(__b, __e, __month, __month+24, __ct, __err, false) - __month;
if (__i < 24)
__m = __i % 12;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_day(int& __d,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2);
if (!(__err & ios_base::failbit) && 1 <= __t && __t <= 31)
__d = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_month(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2) - 1;
if (!(__err & ios_base::failbit) && __t <= 11)
__m = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_year(int& __y,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 4);
if (!(__err & ios_base::failbit))
{
if (__t < 69)
__t += 2000;
else if (69 <= __t && __t <= 99)
__t += 1900;
__y = __t - 1900;
}
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_year4(int& __y,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 4);
if (!(__err & ios_base::failbit))
__y = __t - 1900;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_hour(int& __h,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2);
if (!(__err & ios_base::failbit) && __t <= 23)
__h = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_12_hour(int& __h,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2);
if (!(__err & ios_base::failbit) && 1 <= __t && __t <= 12)
__h = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_minute(int& __m,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2);
if (!(__err & ios_base::failbit) && __t <= 59)
__m = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_second(int& __s,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 2);
if (!(__err & ios_base::failbit) && __t <= 60)
__s = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_weekday(int& __w,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 1);
if (!(__err & ios_base::failbit) && __t <= 6)
__w = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_day_year_num(int& __d,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
int __t = __get_up_to_n_digits(__b, __e, __err, __ct, 3);
if (!(__err & ios_base::failbit) && __t <= 365)
__d = __t;
else
__err |= ios_base::failbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_white_space(iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
for (; __b != __e && __ct.is(ctype_base::space, *__b); ++__b)
;
if (__b == __e)
__err |= ios_base::eofbit;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_am_pm(int& __h,
iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
const string_type* __ap = this->__am_pm();
if (__ap[0].size() + __ap[1].size() == 0)
{
__err |= ios_base::failbit;
return;
}
ptrdiff_t __i = __scan_keyword(__b, __e, __ap, __ap+2, __ct, __err, false) - __ap;
if (__i == 0 && __h == 12)
__h = 0;
else if (__i == 1 && __h < 12)
__h += 12;
}
template <class _CharT, class _InputIterator>
void
time_get<_CharT, _InputIterator>::__get_percent(iter_type& __b, iter_type __e,
ios_base::iostate& __err,
const ctype<char_type>& __ct) const
{
if (__b == __e)
{
__err |= ios_base::eofbit | ios_base::failbit;
return;
}
if (__ct.narrow(*__b, 0) != '%')
__err |= ios_base::failbit;
else if(++__b == __e)
__err |= ios_base::eofbit;
}
// time_get end primitives
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::get(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err, tm* __tm,
const char_type* __fmtb, const char_type* __fmte) const
{
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
__err = ios_base::goodbit;
while (__fmtb != __fmte && __err == ios_base::goodbit)
{
if (__b == __e)
{
__err = ios_base::failbit;
break;
}
if (__ct.narrow(*__fmtb, 0) == '%')
{
if (++__fmtb == __fmte)
{
__err = ios_base::failbit;
break;
}
char __cmd = __ct.narrow(*__fmtb, 0);
char __opt = '\0';
if (__cmd == 'E' || __cmd == '0')
{
if (++__fmtb == __fmte)
{
__err = ios_base::failbit;
break;
}
__opt = __cmd;
__cmd = __ct.narrow(*__fmtb, 0);
}
__b = do_get(__b, __e, __iob, __err, __tm, __cmd, __opt);
++__fmtb;
}
else if (__ct.is(ctype_base::space, *__fmtb))
{
for (++__fmtb; __fmtb != __fmte && __ct.is(ctype_base::space, *__fmtb); ++__fmtb)
;
for ( ; __b != __e && __ct.is(ctype_base::space, *__b); ++__b)
;
}
else if (__ct.toupper(*__b) == __ct.toupper(*__fmtb))
{
++__b;
++__fmtb;
}
else
__err = ios_base::failbit;
}
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
template <class _CharT, class _InputIterator>
typename time_get<_CharT, _InputIterator>::dateorder
time_get<_CharT, _InputIterator>::do_date_order() const
{
return mdy;
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get_time(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
tm* __tm) const
{
const char_type __fmt[] = {'%', 'H', ':', '%', 'M', ':', '%', 'S'};
return get(__b, __e, __iob, __err, __tm, __fmt, __fmt + sizeof(__fmt)/sizeof(__fmt[0]));
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get_date(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
tm* __tm) const
{
const string_type& __fmt = this->__x();
return get(__b, __e, __iob, __err, __tm, __fmt.data(), __fmt.data() + __fmt.size());
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get_weekday(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
tm* __tm) const
{
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
__get_weekdayname(__tm->tm_wday, __b, __e, __err, __ct);
return __b;
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get_monthname(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
tm* __tm) const
{
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
__get_monthname(__tm->tm_mon, __b, __e, __err, __ct);
return __b;
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get_year(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err,
tm* __tm) const
{
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
__get_year(__tm->tm_year, __b, __e, __err, __ct);
return __b;
}
template <class _CharT, class _InputIterator>
_InputIterator
time_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
ios_base& __iob,
ios_base::iostate& __err, tm* __tm,
char __fmt, char) const
{
__err = ios_base::goodbit;
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
switch (__fmt)
{
case 'a':
case 'A':
__get_weekdayname(__tm->tm_wday, __b, __e, __err, __ct);
break;
case 'b':
case 'B':
case 'h':
__get_monthname(__tm->tm_mon, __b, __e, __err, __ct);
break;
case 'c':
{
const string_type& __fm = this->__c();
__b = get(__b, __e, __iob, __err, __tm, __fm.data(), __fm.data() + __fm.size());
}
break;
case 'd':
case 'e':
__get_day(__tm->tm_mday, __b, __e, __err, __ct);
break;
case 'D':
{
const char_type __fm[] = {'%', 'm', '/', '%', 'd', '/', '%', 'y'};
__b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0]));
}
break;
case 'F':
{
const char_type __fm[] = {'%', 'Y', '-', '%', 'm', '-', '%', 'd'};
__b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0]));
}
break;
case 'H':
__get_hour(__tm->tm_hour, __b, __e, __err, __ct);
break;
case 'I':
__get_12_hour(__tm->tm_hour, __b, __e, __err, __ct);
break;
case 'j':
__get_day_year_num(__tm->tm_yday, __b, __e, __err, __ct);
break;
case 'm':
__get_month(__tm->tm_mon, __b, __e, __err, __ct);
break;
case 'M':
__get_minute(__tm->tm_min, __b, __e, __err, __ct);
break;
case 'n':
case 't':
__get_white_space(__b, __e, __err, __ct);
break;
case 'p':
__get_am_pm(__tm->tm_hour, __b, __e, __err, __ct);
break;
case 'r':
{
const char_type __fm[] = {'%', 'I', ':', '%', 'M', ':', '%', 'S', ' ', '%', 'p'};
__b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0]));
}
break;
case 'R':
{
const char_type __fm[] = {'%', 'H', ':', '%', 'M'};
__b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0]));
}
break;
case 'S':
__get_second(__tm->tm_sec, __b, __e, __err, __ct);
break;
case 'T':
{
const char_type __fm[] = {'%', 'H', ':', '%', 'M', ':', '%', 'S'};
__b = get(__b, __e, __iob, __err, __tm, __fm, __fm + sizeof(__fm)/sizeof(__fm[0]));
}
break;
case 'w':
__get_weekday(__tm->tm_wday, __b, __e, __err, __ct);
break;
case 'x':
return do_get_date(__b, __e, __iob, __err, __tm);
case 'X':
{
const string_type& __fm = this->__X();
__b = get(__b, __e, __iob, __err, __tm, __fm.data(), __fm.data() + __fm.size());
}
break;
case 'y':
__get_year(__tm->tm_year, __b, __e, __err, __ct);
break;
case 'Y':
__get_year4(__tm->tm_year, __b, __e, __err, __ct);
break;
case '%':
__get_percent(__b, __e, __err, __ct);
break;
default:
__err |= ios_base::failbit;
}
return __b;
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_get<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_get<wchar_t>)
class _LIBCPP_TYPE_VIS __time_get
{
protected:
locale_t __loc_;
__time_get(const char* __nm);
__time_get(const string& __nm);
~__time_get();
};
template <class _CharT>
class _LIBCPP_TYPE_VIS_ONLY __time_get_storage
: public __time_get
{
protected:
typedef basic_string<_CharT> string_type;
string_type __weeks_[14];
string_type __months_[24];
string_type __am_pm_[2];
string_type __c_;
string_type __r_;
string_type __x_;
string_type __X_;
explicit __time_get_storage(const char* __nm);
explicit __time_get_storage(const string& __nm);
_LIBCPP_ALWAYS_INLINE ~__time_get_storage() {}
time_base::dateorder __do_date_order() const;
private:
void init(const ctype<_CharT>&);
string_type __analyze(char __fmt, const ctype<_CharT>&);
};
template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY time_get_byname
: public time_get<_CharT, _InputIterator>,
private __time_get_storage<_CharT>
{
public:
typedef time_base::dateorder dateorder;
typedef _InputIterator iter_type;
typedef _CharT char_type;
typedef basic_string<char_type> string_type;
_LIBCPP_INLINE_VISIBILITY
explicit time_get_byname(const char* __nm, size_t __refs = 0)
: time_get<_CharT, _InputIterator>(__refs),
__time_get_storage<_CharT>(__nm) {}
_LIBCPP_INLINE_VISIBILITY
explicit time_get_byname(const string& __nm, size_t __refs = 0)
: time_get<_CharT, _InputIterator>(__refs),
__time_get_storage<_CharT>(__nm) {}
protected:
_LIBCPP_INLINE_VISIBILITY
~time_get_byname() {}
_LIBCPP_INLINE_VISIBILITY
virtual dateorder do_date_order() const {return this->__do_date_order();}
private:
_LIBCPP_INLINE_VISIBILITY
virtual const string_type* __weeks() const {return this->__weeks_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type* __months() const {return this->__months_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type* __am_pm() const {return this->__am_pm_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type& __c() const {return this->__c_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type& __r() const {return this->__r_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type& __x() const {return this->__x_;}
_LIBCPP_INLINE_VISIBILITY
virtual const string_type& __X() const {return this->__X_;}
};
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_get_byname<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_get_byname<wchar_t>)
class _LIBCPP_TYPE_VIS __time_put
{
locale_t __loc_;
protected:
_LIBCPP_ALWAYS_INLINE __time_put() : __loc_(_LIBCPP_GET_C_LOCALE) {}
__time_put(const char* __nm);
__time_put(const string& __nm);
~__time_put();
void __do_put(char* __nb, char*& __ne, const tm* __tm,
char __fmt, char __mod) const;
void __do_put(wchar_t* __wb, wchar_t*& __we, const tm* __tm,
char __fmt, char __mod) const;
};
template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY time_put
: public locale::facet,
private __time_put
{
public:
typedef _CharT char_type;
typedef _OutputIterator iter_type;
_LIBCPP_ALWAYS_INLINE
explicit time_put(size_t __refs = 0)
: locale::facet(__refs) {}
iter_type put(iter_type __s, ios_base& __iob, char_type __fl, const tm* __tm,
const char_type* __pb, const char_type* __pe) const;
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, ios_base& __iob, char_type __fl,
const tm* __tm, char __fmt, char __mod = 0) const
{
return do_put(__s, __iob, __fl, __tm, __fmt, __mod);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~time_put() {}
virtual iter_type do_put(iter_type __s, ios_base&, char_type, const tm* __tm,
char __fmt, char __mod) const;
_LIBCPP_ALWAYS_INLINE
explicit time_put(const char* __nm, size_t __refs)
: locale::facet(__refs),
__time_put(__nm) {}
_LIBCPP_ALWAYS_INLINE
explicit time_put(const string& __nm, size_t __refs)
: locale::facet(__refs),
__time_put(__nm) {}
};
template <class _CharT, class _OutputIterator>
locale::id
time_put<_CharT, _OutputIterator>::id;
template <class _CharT, class _OutputIterator>
_OutputIterator
time_put<_CharT, _OutputIterator>::put(iter_type __s, ios_base& __iob,
char_type __fl, const tm* __tm,
const char_type* __pb,
const char_type* __pe) const
{
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__iob.getloc());
for (; __pb != __pe; ++__pb)
{
if (__ct.narrow(*__pb, 0) == '%')
{
if (++__pb == __pe)
{
*__s++ = __pb[-1];
break;
}
char __mod = 0;
char __fmt = __ct.narrow(*__pb, 0);
if (__fmt == 'E' || __fmt == 'O')
{
if (++__pb == __pe)
{
*__s++ = __pb[-2];
*__s++ = __pb[-1];
break;
}
__mod = __fmt;
__fmt = __ct.narrow(*__pb, 0);
}
__s = do_put(__s, __iob, __fl, __tm, __fmt, __mod);
}
else
*__s++ = *__pb;
}
return __s;
}
template <class _CharT, class _OutputIterator>
_OutputIterator
time_put<_CharT, _OutputIterator>::do_put(iter_type __s, ios_base&,
char_type, const tm* __tm,
char __fmt, char __mod) const
{
char_type __nar[100];
char_type* __nb = __nar;
char_type* __ne = __nb + 100;
__do_put(__nb, __ne, __tm, __fmt, __mod);
return _VSTD::copy(__nb, __ne, __s);
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_put<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_put<wchar_t>)
template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY time_put_byname
: public time_put<_CharT, _OutputIterator>
{
public:
_LIBCPP_ALWAYS_INLINE
explicit time_put_byname(const char* __nm, size_t __refs = 0)
: time_put<_CharT, _OutputIterator>(__nm, __refs) {}
_LIBCPP_ALWAYS_INLINE
explicit time_put_byname(const string& __nm, size_t __refs = 0)
: time_put<_CharT, _OutputIterator>(__nm, __refs) {}
protected:
_LIBCPP_ALWAYS_INLINE
~time_put_byname() {}
};
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_put_byname<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS time_put_byname<wchar_t>)
// money_base
class _LIBCPP_TYPE_VIS money_base
{
public:
enum part {none, space, symbol, sign, value};
struct pattern {char field[4];};
_LIBCPP_ALWAYS_INLINE money_base() {}
};
// moneypunct
template <class _CharT, bool _International = false>
class _LIBCPP_TYPE_VIS_ONLY moneypunct
: public locale::facet,
public money_base
{
public:
typedef _CharT char_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE
explicit moneypunct(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE char_type decimal_point() const {return do_decimal_point();}
_LIBCPP_ALWAYS_INLINE char_type thousands_sep() const {return do_thousands_sep();}
_LIBCPP_ALWAYS_INLINE string grouping() const {return do_grouping();}
_LIBCPP_ALWAYS_INLINE string_type curr_symbol() const {return do_curr_symbol();}
_LIBCPP_ALWAYS_INLINE string_type positive_sign() const {return do_positive_sign();}
_LIBCPP_ALWAYS_INLINE string_type negative_sign() const {return do_negative_sign();}
_LIBCPP_ALWAYS_INLINE int frac_digits() const {return do_frac_digits();}
_LIBCPP_ALWAYS_INLINE pattern pos_format() const {return do_pos_format();}
_LIBCPP_ALWAYS_INLINE pattern neg_format() const {return do_neg_format();}
static locale::id id;
static const bool intl = _International;
protected:
_LIBCPP_ALWAYS_INLINE
~moneypunct() {}
virtual char_type do_decimal_point() const {return numeric_limits<char_type>::max();}
virtual char_type do_thousands_sep() const {return numeric_limits<char_type>::max();}
virtual string do_grouping() const {return string();}
virtual string_type do_curr_symbol() const {return string_type();}
virtual string_type do_positive_sign() const {return string_type();}
virtual string_type do_negative_sign() const {return string_type(1, '-');}
virtual int do_frac_digits() const {return 0;}
virtual pattern do_pos_format() const
{pattern __p = {{symbol, sign, none, value}}; return __p;}
virtual pattern do_neg_format() const
{pattern __p = {{symbol, sign, none, value}}; return __p;}
};
template <class _CharT, bool _International>
locale::id
moneypunct<_CharT, _International>::id;
template <class _CharT, bool _International>
const bool
moneypunct<_CharT, _International>::intl;
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct<char, false>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct<char, true>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct<wchar_t, false>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct<wchar_t, true>)
// moneypunct_byname
template <class _CharT, bool _International = false>
class _LIBCPP_TYPE_VIS_ONLY moneypunct_byname
: public moneypunct<_CharT, _International>
{
public:
typedef money_base::pattern pattern;
typedef _CharT char_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE
explicit moneypunct_byname(const char* __nm, size_t __refs = 0)
: moneypunct<_CharT, _International>(__refs) {init(__nm);}
_LIBCPP_ALWAYS_INLINE
explicit moneypunct_byname(const string& __nm, size_t __refs = 0)
: moneypunct<_CharT, _International>(__refs) {init(__nm.c_str());}
protected:
_LIBCPP_ALWAYS_INLINE
~moneypunct_byname() {}
virtual char_type do_decimal_point() const {return __decimal_point_;}
virtual char_type do_thousands_sep() const {return __thousands_sep_;}
virtual string do_grouping() const {return __grouping_;}
virtual string_type do_curr_symbol() const {return __curr_symbol_;}
virtual string_type do_positive_sign() const {return __positive_sign_;}
virtual string_type do_negative_sign() const {return __negative_sign_;}
virtual int do_frac_digits() const {return __frac_digits_;}
virtual pattern do_pos_format() const {return __pos_format_;}
virtual pattern do_neg_format() const {return __neg_format_;}
private:
char_type __decimal_point_;
char_type __thousands_sep_;
string __grouping_;
string_type __curr_symbol_;
string_type __positive_sign_;
string_type __negative_sign_;
int __frac_digits_;
pattern __pos_format_;
pattern __neg_format_;
void init(const char*);
};
template<> void moneypunct_byname<char, false>::init(const char*);
template<> void moneypunct_byname<char, true>::init(const char*);
template<> void moneypunct_byname<wchar_t, false>::init(const char*);
template<> void moneypunct_byname<wchar_t, true>::init(const char*);
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct_byname<char, false>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct_byname<char, true>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct_byname<wchar_t, false>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS moneypunct_byname<wchar_t, true>)
// money_get
template <class _CharT>
class __money_get
{
protected:
typedef _CharT char_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE __money_get() {}
static void __gather_info(bool __intl, const locale& __loc,
money_base::pattern& __pat, char_type& __dp,
char_type& __ts, string& __grp,
string_type& __sym, string_type& __psn,
string_type& __nsn, int& __fd);
};
template <class _CharT>
void
__money_get<_CharT>::__gather_info(bool __intl, const locale& __loc,
money_base::pattern& __pat, char_type& __dp,
char_type& __ts, string& __grp,
string_type& __sym, string_type& __psn,
string_type& __nsn, int& __fd)
{
if (__intl)
{
const moneypunct<char_type, true>& __mp =
use_facet<moneypunct<char_type, true> >(__loc);
__pat = __mp.neg_format();
__nsn = __mp.negative_sign();
__psn = __mp.positive_sign();
__dp = __mp.decimal_point();
__ts = __mp.thousands_sep();
__grp = __mp.grouping();
__sym = __mp.curr_symbol();
__fd = __mp.frac_digits();
}
else
{
const moneypunct<char_type, false>& __mp =
use_facet<moneypunct<char_type, false> >(__loc);
__pat = __mp.neg_format();
__nsn = __mp.negative_sign();
__psn = __mp.positive_sign();
__dp = __mp.decimal_point();
__ts = __mp.thousands_sep();
__grp = __mp.grouping();
__sym = __mp.curr_symbol();
__fd = __mp.frac_digits();
}
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS __money_get<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS __money_get<wchar_t>)
template <class _CharT, class _InputIterator = istreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY money_get
: public locale::facet,
private __money_get<_CharT>
{
public:
typedef _CharT char_type;
typedef _InputIterator iter_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE
explicit money_get(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, bool __intl, ios_base& __iob,
ios_base::iostate& __err, long double& __v) const
{
return do_get(__b, __e, __intl, __iob, __err, __v);
}
_LIBCPP_ALWAYS_INLINE
iter_type get(iter_type __b, iter_type __e, bool __intl, ios_base& __iob,
ios_base::iostate& __err, string_type& __v) const
{
return do_get(__b, __e, __intl, __iob, __err, __v);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~money_get() {}
virtual iter_type do_get(iter_type __b, iter_type __e, bool __intl,
ios_base& __iob, ios_base::iostate& __err,
long double& __v) const;
virtual iter_type do_get(iter_type __b, iter_type __e, bool __intl,
ios_base& __iob, ios_base::iostate& __err,
string_type& __v) const;
private:
static bool __do_get(iter_type& __b, iter_type __e,
bool __intl, const locale& __loc,
ios_base::fmtflags __flags, ios_base::iostate& __err,
bool& __neg, const ctype<char_type>& __ct,
unique_ptr<char_type, void(*)(void*)>& __wb,
char_type*& __wn, char_type* __we);
};
template <class _CharT, class _InputIterator>
locale::id
money_get<_CharT, _InputIterator>::id;
_LIBCPP_FUNC_VIS void __do_nothing(void*);
template <class _Tp>
_LIBCPP_HIDDEN
void
__double_or_nothing(unique_ptr<_Tp, void(*)(void*)>& __b, _Tp*& __n, _Tp*& __e)
{
bool __owns = __b.get_deleter() != __do_nothing;
size_t __cur_cap = static_cast<size_t>(__e-__b.get()) * sizeof(_Tp);
size_t __new_cap = __cur_cap < numeric_limits<size_t>::max() / 2 ?
2 * __cur_cap : numeric_limits<size_t>::max();
if (__new_cap == 0)
__new_cap = sizeof(_Tp);
size_t __n_off = static_cast<size_t>(__n - __b.get());
_Tp* __t = (_Tp*)realloc(__owns ? __b.get() : 0, __new_cap);
if (__t == 0)
__throw_bad_alloc();
if (__owns)
__b.release();
__b = unique_ptr<_Tp, void(*)(void*)>(__t, free);
__new_cap /= sizeof(_Tp);
__n = __b.get() + __n_off;
__e = __b.get() + __new_cap;
}
// true == success
template <class _CharT, class _InputIterator>
bool
money_get<_CharT, _InputIterator>::__do_get(iter_type& __b, iter_type __e,
bool __intl, const locale& __loc,
ios_base::fmtflags __flags,
ios_base::iostate& __err,
bool& __neg,
const ctype<char_type>& __ct,
unique_ptr<char_type, void(*)(void*)>& __wb,
char_type*& __wn, char_type* __we)
{
const unsigned __bz = 100;
unsigned __gbuf[__bz];
unique_ptr<unsigned, void(*)(void*)> __gb(__gbuf, __do_nothing);
unsigned* __gn = __gb.get();
unsigned* __ge = __gn + __bz;
money_base::pattern __pat;
char_type __dp;
char_type __ts;
string __grp;
string_type __sym;
string_type __psn;
string_type __nsn;
// Capture the spaces read into money_base::{space,none} so they
// can be compared to initial spaces in __sym.
string_type __spaces;
int __fd;
__money_get<_CharT>::__gather_info(__intl, __loc, __pat, __dp, __ts, __grp,
__sym, __psn, __nsn, __fd);
const string_type* __trailing_sign = 0;
__wn = __wb.get();
for (unsigned __p = 0; __p < 4 && __b != __e; ++__p)
{
switch (__pat.field[__p])
{
case money_base::space:
if (__p != 3)
{
if (__ct.is(ctype_base::space, *__b))
__spaces.push_back(*__b++);
else
{
__err |= ios_base::failbit;
return false;
}
}
// drop through
case money_base::none:
if (__p != 3)
{
while (__b != __e && __ct.is(ctype_base::space, *__b))
__spaces.push_back(*__b++);
}
break;
case money_base::sign:
if (__psn.size() + __nsn.size() > 0)
{
if (__psn.size() == 0 || __nsn.size() == 0)
{ // sign is optional
if (__psn.size() > 0)
{ // __nsn.size() == 0
if (*__b == __psn[0])
{
++__b;
if (__psn.size() > 1)
__trailing_sign = &__psn;
}
else
__neg = true;
}
else if (*__b == __nsn[0]) // __nsn.size() > 0 && __psn.size() == 0
{
++__b;
__neg = true;
if (__nsn.size() > 1)
__trailing_sign = &__nsn;
}
}
else // sign is required
{
if (*__b == __psn[0])
{
++__b;
if (__psn.size() > 1)
__trailing_sign = &__psn;
}
else if (*__b == __nsn[0])
{
++__b;
__neg = true;
if (__nsn.size() > 1)
__trailing_sign = &__nsn;
}
else
{
__err |= ios_base::failbit;
return false;
}
}
}
break;
case money_base::symbol:
{
bool __more_needed = __trailing_sign ||
(__p < 2) ||
(__p == 2 && __pat.field[3] != static_cast<char>(money_base::none));
bool __sb = (__flags & ios_base::showbase) != 0;
if (__sb || __more_needed)
{
typename string_type::const_iterator __sym_space_end = __sym.begin();
if (__p > 0 && (__pat.field[__p - 1] == money_base::none ||
__pat.field[__p - 1] == money_base::space)) {
// Match spaces we've already read against spaces at
// the beginning of __sym.
while (__sym_space_end != __sym.end() &&
__ct.is(ctype_base::space, *__sym_space_end))
++__sym_space_end;
const size_t __num_spaces = __sym_space_end - __sym.begin();
if (__num_spaces > __spaces.size() ||
!equal(__spaces.end() - __num_spaces, __spaces.end(),
__sym.begin())) {
// No match. Put __sym_space_end back at the
// beginning of __sym, which will prevent a
// match in the next loop.
__sym_space_end = __sym.begin();
}
}
typename string_type::const_iterator __sym_curr_char = __sym_space_end;
while (__sym_curr_char != __sym.end() && __b != __e &&
*__b == *__sym_curr_char) {
++__b;
++__sym_curr_char;
}
if (__sb && __sym_curr_char != __sym.end())
{
__err |= ios_base::failbit;
return false;
}
}
}
break;
case money_base::value:
{
unsigned __ng = 0;
for (; __b != __e; ++__b)
{
char_type __c = *__b;
if (__ct.is(ctype_base::digit, __c))
{
if (__wn == __we)
__double_or_nothing(__wb, __wn, __we);
*__wn++ = __c;
++__ng;
}
else if (__grp.size() > 0 && __ng > 0 && __c == __ts)
{
if (__gn == __ge)
__double_or_nothing(__gb, __gn, __ge);
*__gn++ = __ng;
__ng = 0;
}
else
break;
}
if (__gb.get() != __gn && __ng > 0)
{
if (__gn == __ge)
__double_or_nothing(__gb, __gn, __ge);
*__gn++ = __ng;
}
if (__fd > 0)
{
if (__b == __e || *__b != __dp)
{
__err |= ios_base::failbit;
return false;
}
for (++__b; __fd > 0; --__fd, ++__b)
{
if (__b == __e || !__ct.is(ctype_base::digit, *__b))
{
__err |= ios_base::failbit;
return false;
}
if (__wn == __we)
__double_or_nothing(__wb, __wn, __we);
*__wn++ = *__b;
}
}
if (__wn == __wb.get())
{
__err |= ios_base::failbit;
return false;
}
}
break;
}
}
if (__trailing_sign)
{
for (unsigned __i = 1; __i < __trailing_sign->size(); ++__i, ++__b)
{
if (__b == __e || *__b != (*__trailing_sign)[__i])
{
__err |= ios_base::failbit;
return false;
}
}
}
if (__gb.get() != __gn)
{
ios_base::iostate __et = ios_base::goodbit;
__check_grouping(__grp, __gb.get(), __gn, __et);
if (__et)
{
__err |= ios_base::failbit;
return false;
}
}
return true;
}
template <class _CharT, class _InputIterator>
_InputIterator
money_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
bool __intl, ios_base& __iob,
ios_base::iostate& __err,
long double& __v) const
{
const int __bz = 100;
char_type __wbuf[__bz];
unique_ptr<char_type, void(*)(void*)> __wb(__wbuf, __do_nothing);
char_type* __wn;
char_type* __we = __wbuf + __bz;
locale __loc = __iob.getloc();
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc);
bool __neg = false;
if (__do_get(__b, __e, __intl, __loc, __iob.flags(), __err, __neg, __ct,
__wb, __wn, __we))
{
const char __src[] = "0123456789";
char_type __atoms[sizeof(__src)-1];
__ct.widen(__src, __src + (sizeof(__src)-1), __atoms);
char __nbuf[__bz];
char* __nc = __nbuf;
unique_ptr<char, void(*)(void*)> __h(0, free);
if (__wn - __wb.get() > __bz-2)
{
__h.reset((char*)malloc(static_cast<size_t>(__wn - __wb.get() + 2)));
if (__h.get() == 0)
__throw_bad_alloc();
__nc = __h.get();
}
if (__neg)
*__nc++ = '-';
for (const char_type* __w = __wb.get(); __w < __wn; ++__w, ++__nc)
*__nc = __src[find(__atoms, _VSTD::end(__atoms), *__w) - __atoms];
*__nc = char();
if (sscanf(__nbuf, "%Lf", &__v) != 1)
__throw_runtime_error("money_get error");
}
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
template <class _CharT, class _InputIterator>
_InputIterator
money_get<_CharT, _InputIterator>::do_get(iter_type __b, iter_type __e,
bool __intl, ios_base& __iob,
ios_base::iostate& __err,
string_type& __v) const
{
const int __bz = 100;
char_type __wbuf[__bz];
unique_ptr<char_type, void(*)(void*)> __wb(__wbuf, __do_nothing);
char_type* __wn;
char_type* __we = __wbuf + __bz;
locale __loc = __iob.getloc();
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc);
bool __neg = false;
if (__do_get(__b, __e, __intl, __loc, __iob.flags(), __err, __neg, __ct,
__wb, __wn, __we))
{
__v.clear();
if (__neg)
__v.push_back(__ct.widen('-'));
char_type __z = __ct.widen('0');
char_type* __w;
for (__w = __wb.get(); __w < __wn-1; ++__w)
if (*__w != __z)
break;
__v.append(__w, __wn);
}
if (__b == __e)
__err |= ios_base::eofbit;
return __b;
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS money_get<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS money_get<wchar_t>)
// money_put
template <class _CharT>
class __money_put
{
protected:
typedef _CharT char_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE __money_put() {}
static void __gather_info(bool __intl, bool __neg, const locale& __loc,
money_base::pattern& __pat, char_type& __dp,
char_type& __ts, string& __grp,
string_type& __sym, string_type& __sn,
int& __fd);
static void __format(char_type* __mb, char_type*& __mi, char_type*& __me,
ios_base::fmtflags __flags,
const char_type* __db, const char_type* __de,
const ctype<char_type>& __ct, bool __neg,
const money_base::pattern& __pat, char_type __dp,
char_type __ts, const string& __grp,
const string_type& __sym, const string_type& __sn,
int __fd);
};
template <class _CharT>
void
__money_put<_CharT>::__gather_info(bool __intl, bool __neg, const locale& __loc,
money_base::pattern& __pat, char_type& __dp,
char_type& __ts, string& __grp,
string_type& __sym, string_type& __sn,
int& __fd)
{
if (__intl)
{
const moneypunct<char_type, true>& __mp =
use_facet<moneypunct<char_type, true> >(__loc);
if (__neg)
{
__pat = __mp.neg_format();
__sn = __mp.negative_sign();
}
else
{
__pat = __mp.pos_format();
__sn = __mp.positive_sign();
}
__dp = __mp.decimal_point();
__ts = __mp.thousands_sep();
__grp = __mp.grouping();
__sym = __mp.curr_symbol();
__fd = __mp.frac_digits();
}
else
{
const moneypunct<char_type, false>& __mp =
use_facet<moneypunct<char_type, false> >(__loc);
if (__neg)
{
__pat = __mp.neg_format();
__sn = __mp.negative_sign();
}
else
{
__pat = __mp.pos_format();
__sn = __mp.positive_sign();
}
__dp = __mp.decimal_point();
__ts = __mp.thousands_sep();
__grp = __mp.grouping();
__sym = __mp.curr_symbol();
__fd = __mp.frac_digits();
}
}
template <class _CharT>
void
__money_put<_CharT>::__format(char_type* __mb, char_type*& __mi, char_type*& __me,
ios_base::fmtflags __flags,
const char_type* __db, const char_type* __de,
const ctype<char_type>& __ct, bool __neg,
const money_base::pattern& __pat, char_type __dp,
char_type __ts, const string& __grp,
const string_type& __sym, const string_type& __sn,
int __fd)
{
__me = __mb;
for (unsigned __p = 0; __p < 4; ++__p)
{
switch (__pat.field[__p])
{
case money_base::none:
__mi = __me;
break;
case money_base::space:
__mi = __me;
*__me++ = __ct.widen(' ');
break;
case money_base::sign:
if (!__sn.empty())
*__me++ = __sn[0];
break;
case money_base::symbol:
if (!__sym.empty() && (__flags & ios_base::showbase))
__me = _VSTD::copy(__sym.begin(), __sym.end(), __me);
break;
case money_base::value:
{
// remember start of value so we can reverse it
char_type* __t = __me;
// find beginning of digits
if (__neg)
++__db;
// find end of digits
const char_type* __d;
for (__d = __db; __d < __de; ++__d)
if (!__ct.is(ctype_base::digit, *__d))
break;
// print fractional part
if (__fd > 0)
{
int __f;
for (__f = __fd; __d > __db && __f > 0; --__f)
*__me++ = *--__d;
char_type __z = __f > 0 ? __ct.widen('0') : char_type();
for (; __f > 0; --__f)
*__me++ = __z;
*__me++ = __dp;
}
// print units part
if (__d == __db)
{
*__me++ = __ct.widen('0');
}
else
{
unsigned __ng = 0;
unsigned __ig = 0;
unsigned __gl = __grp.empty() ? numeric_limits<unsigned>::max()
: static_cast<unsigned>(__grp[__ig]);
while (__d != __db)
{
if (__ng == __gl)
{
*__me++ = __ts;
__ng = 0;
if (++__ig < __grp.size())
__gl = __grp[__ig] == numeric_limits<char>::max() ?
numeric_limits<unsigned>::max() :
static_cast<unsigned>(__grp[__ig]);
}
*__me++ = *--__d;
++__ng;
}
}
// reverse it
reverse(__t, __me);
}
break;
}
}
// print rest of sign, if any
if (__sn.size() > 1)
__me = _VSTD::copy(__sn.begin()+1, __sn.end(), __me);
// set alignment
if ((__flags & ios_base::adjustfield) == ios_base::left)
__mi = __me;
else if ((__flags & ios_base::adjustfield) != ios_base::internal)
__mi = __mb;
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS __money_put<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS __money_put<wchar_t>)
template <class _CharT, class _OutputIterator = ostreambuf_iterator<_CharT> >
class _LIBCPP_TYPE_VIS_ONLY money_put
: public locale::facet,
private __money_put<_CharT>
{
public:
typedef _CharT char_type;
typedef _OutputIterator iter_type;
typedef basic_string<char_type> string_type;
_LIBCPP_ALWAYS_INLINE
explicit money_put(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, bool __intl, ios_base& __iob, char_type __fl,
long double __units) const
{
return do_put(__s, __intl, __iob, __fl, __units);
}
_LIBCPP_ALWAYS_INLINE
iter_type put(iter_type __s, bool __intl, ios_base& __iob, char_type __fl,
const string_type& __digits) const
{
return do_put(__s, __intl, __iob, __fl, __digits);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~money_put() {}
virtual iter_type do_put(iter_type __s, bool __intl, ios_base& __iob,
char_type __fl, long double __units) const;
virtual iter_type do_put(iter_type __s, bool __intl, ios_base& __iob,
char_type __fl, const string_type& __digits) const;
};
template <class _CharT, class _OutputIterator>
locale::id
money_put<_CharT, _OutputIterator>::id;
template <class _CharT, class _OutputIterator>
_OutputIterator
money_put<_CharT, _OutputIterator>::do_put(iter_type __s, bool __intl,
ios_base& __iob, char_type __fl,
long double __units) const
{
// convert to char
const size_t __bs = 100;
char __buf[__bs];
char* __bb = __buf;
char_type __digits[__bs];
char_type* __db = __digits;
size_t __n = static_cast<size_t>(snprintf(__bb, __bs, "%.0Lf", __units));
unique_ptr<char, void(*)(void*)> __hn(0, free);
unique_ptr<char_type, void(*)(void*)> __hd(0, free);
// secure memory for digit storage
if (__n > __bs-1)
{
#ifdef _LIBCPP_LOCALE__L_EXTENSIONS
__n = static_cast<size_t>(asprintf_l(&__bb, _LIBCPP_GET_C_LOCALE, "%.0Lf", __units));
#else
__n = __asprintf_l(&__bb, __cloc(), "%.0Lf", __units);
#endif
if (__bb == 0)
__throw_bad_alloc();
__hn.reset(__bb);
__hd.reset((char_type*)malloc(__n * sizeof(char_type)));
if (__hd == nullptr)
__throw_bad_alloc();
__db = __hd.get();
}
// gather info
locale __loc = __iob.getloc();
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc);
__ct.widen(__bb, __bb + __n, __db);
bool __neg = __n > 0 && __bb[0] == '-';
money_base::pattern __pat;
char_type __dp;
char_type __ts;
string __grp;
string_type __sym;
string_type __sn;
int __fd;
this->__gather_info(__intl, __neg, __loc, __pat, __dp, __ts, __grp, __sym, __sn, __fd);
// secure memory for formatting
char_type __mbuf[__bs];
char_type* __mb = __mbuf;
unique_ptr<char_type, void(*)(void*)> __hw(0, free);
size_t __exn = static_cast<int>(__n) > __fd ?
(__n - static_cast<size_t>(__fd)) * 2 + __sn.size() +
__sym.size() + static_cast<size_t>(__fd) + 1
: __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 2;
if (__exn > __bs)
{
__hw.reset((char_type*)malloc(__exn * sizeof(char_type)));
__mb = __hw.get();
if (__mb == 0)
__throw_bad_alloc();
}
// format
char_type* __mi;
char_type* __me;
this->__format(__mb, __mi, __me, __iob.flags(),
__db, __db + __n, __ct,
__neg, __pat, __dp, __ts, __grp, __sym, __sn, __fd);
return __pad_and_output(__s, __mb, __mi, __me, __iob, __fl);
}
template <class _CharT, class _OutputIterator>
_OutputIterator
money_put<_CharT, _OutputIterator>::do_put(iter_type __s, bool __intl,
ios_base& __iob, char_type __fl,
const string_type& __digits) const
{
// gather info
locale __loc = __iob.getloc();
const ctype<char_type>& __ct = use_facet<ctype<char_type> >(__loc);
bool __neg = __digits.size() > 0 && __digits[0] == __ct.widen('-');
money_base::pattern __pat;
char_type __dp;
char_type __ts;
string __grp;
string_type __sym;
string_type __sn;
int __fd;
this->__gather_info(__intl, __neg, __loc, __pat, __dp, __ts, __grp, __sym, __sn, __fd);
// secure memory for formatting
char_type __mbuf[100];
char_type* __mb = __mbuf;
unique_ptr<char_type, void(*)(void*)> __h(0, free);
size_t __exn = static_cast<int>(__digits.size()) > __fd ?
(__digits.size() - static_cast<size_t>(__fd)) * 2 +
__sn.size() + __sym.size() + static_cast<size_t>(__fd) + 1
: __sn.size() + __sym.size() + static_cast<size_t>(__fd) + 2;
if (__exn > 100)
{
__h.reset((char_type*)malloc(__exn * sizeof(char_type)));
__mb = __h.get();
if (__mb == 0)
__throw_bad_alloc();
}
// format
char_type* __mi;
char_type* __me;
this->__format(__mb, __mi, __me, __iob.flags(),
__digits.data(), __digits.data() + __digits.size(), __ct,
__neg, __pat, __dp, __ts, __grp, __sym, __sn, __fd);
return __pad_and_output(__s, __mb, __mi, __me, __iob, __fl);
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS money_put<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS money_put<wchar_t>)
// messages
class _LIBCPP_TYPE_VIS messages_base
{
public:
typedef ptrdiff_t catalog;
_LIBCPP_ALWAYS_INLINE messages_base() {}
};
template <class _CharT>
class _LIBCPP_TYPE_VIS_ONLY messages
: public locale::facet,
public messages_base
{
public:
typedef _CharT char_type;
typedef basic_string<_CharT> string_type;
_LIBCPP_ALWAYS_INLINE
explicit messages(size_t __refs = 0)
: locale::facet(__refs) {}
_LIBCPP_ALWAYS_INLINE
catalog open(const basic_string<char>& __nm, const locale& __loc) const
{
return do_open(__nm, __loc);
}
_LIBCPP_ALWAYS_INLINE
string_type get(catalog __c, int __set, int __msgid,
const string_type& __dflt) const
{
return do_get(__c, __set, __msgid, __dflt);
}
_LIBCPP_ALWAYS_INLINE
void close(catalog __c) const
{
do_close(__c);
}
static locale::id id;
protected:
_LIBCPP_ALWAYS_INLINE
~messages() {}
virtual catalog do_open(const basic_string<char>&, const locale&) const;
virtual string_type do_get(catalog, int __set, int __msgid,
const string_type& __dflt) const;
virtual void do_close(catalog) const;
};
template <class _CharT>
locale::id
messages<_CharT>::id;
template <class _CharT>
typename messages<_CharT>::catalog
messages<_CharT>::do_open(const basic_string<char>& __nm, const locale&) const
{
#if defined(_WIN32) || defined(__ANDROID__) || defined(_NEWLIB_VERSION)
return -1;
#else // _WIN32 || __ANDROID__
catalog __cat = (catalog)catopen(__nm.c_str(), NL_CAT_LOCALE);
if (__cat != -1)
__cat = static_cast<catalog>((static_cast<size_t>(__cat) >> 1));
return __cat;
#endif // _WIN32 || __ANDROID__
}
template <class _CharT>
typename messages<_CharT>::string_type
messages<_CharT>::do_get(catalog __c, int __set, int __msgid,
const string_type& __dflt) const
{
#if defined(_WIN32) || defined(__ANDROID__) || defined(_NEWLIB_VERSION)
return __dflt;
#else // _WIN32
string __ndflt;
__narrow_to_utf8<sizeof(char_type)*__CHAR_BIT__>()(back_inserter(__ndflt),
__dflt.c_str(),
__dflt.c_str() + __dflt.size());
if (__c != -1)
__c <<= 1;
nl_catd __cat = (nl_catd)__c;
char* __n = catgets(__cat, __set, __msgid, __ndflt.c_str());
string_type __w;
__widen_from_utf8<sizeof(char_type)*__CHAR_BIT__>()(back_inserter(__w),
__n, __n + strlen(__n));
return __w;
#endif // _WIN32
}
template <class _CharT>
void
messages<_CharT>::do_close(catalog __c) const
{
#if !defined(_WIN32) && !defined(__ANDROID__) && !defined(_NEWLIB_VERSION)
if (__c != -1)
__c <<= 1;
nl_catd __cat = (nl_catd)__c;
catclose(__cat);
#endif // !_WIN32
}
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS messages<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS messages<wchar_t>)
template <class _CharT>
class _LIBCPP_TYPE_VIS_ONLY messages_byname
: public messages<_CharT>
{
public:
typedef messages_base::catalog catalog;
typedef basic_string<_CharT> string_type;
_LIBCPP_ALWAYS_INLINE
explicit messages_byname(const char*, size_t __refs = 0)
: messages<_CharT>(__refs) {}
_LIBCPP_ALWAYS_INLINE
explicit messages_byname(const string&, size_t __refs = 0)
: messages<_CharT>(__refs) {}
protected:
_LIBCPP_ALWAYS_INLINE
~messages_byname() {}
};
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS messages_byname<char>)
_LIBCPP_EXTERN_TEMPLATE2(class _LIBCPP_TYPE_VIS messages_byname<wchar_t>)
template<class _Codecvt, class _Elem = wchar_t,
class _Wide_alloc = allocator<_Elem>,
class _Byte_alloc = allocator<char> >
class _LIBCPP_TYPE_VIS_ONLY wstring_convert
{
public:
typedef basic_string<char, char_traits<char>, _Byte_alloc> byte_string;
typedef basic_string<_Elem, char_traits<_Elem>, _Wide_alloc> wide_string;
typedef typename _Codecvt::state_type state_type;
typedef typename wide_string::traits_type::int_type int_type;
private:
byte_string __byte_err_string_;
wide_string __wide_err_string_;
_Codecvt* __cvtptr_;
state_type __cvtstate_;
size_t __cvtcount_;
wstring_convert(const wstring_convert& __wc);
wstring_convert& operator=(const wstring_convert& __wc);
public:
_LIBCPP_EXPLICIT_AFTER_CXX11 wstring_convert(_Codecvt* __pcvt = new _Codecvt);
wstring_convert(_Codecvt* __pcvt, state_type __state);
_LIBCPP_EXPLICIT_AFTER_CXX11 wstring_convert(const byte_string& __byte_err,
const wide_string& __wide_err = wide_string());
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
wstring_convert(wstring_convert&& __wc);
#endif
~wstring_convert();
_LIBCPP_ALWAYS_INLINE
wide_string from_bytes(char __byte)
{return from_bytes(&__byte, &__byte+1);}
_LIBCPP_ALWAYS_INLINE
wide_string from_bytes(const char* __ptr)
{return from_bytes(__ptr, __ptr + char_traits<char>::length(__ptr));}
_LIBCPP_ALWAYS_INLINE
wide_string from_bytes(const byte_string& __str)
{return from_bytes(__str.data(), __str.data() + __str.size());}
wide_string from_bytes(const char* __first, const char* __last);
_LIBCPP_ALWAYS_INLINE
byte_string to_bytes(_Elem __wchar)
{return to_bytes(&__wchar, &__wchar+1);}
_LIBCPP_ALWAYS_INLINE
byte_string to_bytes(const _Elem* __wptr)
{return to_bytes(__wptr, __wptr + char_traits<_Elem>::length(__wptr));}
_LIBCPP_ALWAYS_INLINE
byte_string to_bytes(const wide_string& __wstr)
{return to_bytes(__wstr.data(), __wstr.data() + __wstr.size());}
byte_string to_bytes(const _Elem* __first, const _Elem* __last);
_LIBCPP_ALWAYS_INLINE
size_t converted() const _NOEXCEPT {return __cvtcount_;}
_LIBCPP_ALWAYS_INLINE
state_type state() const {return __cvtstate_;}
};
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
inline _LIBCPP_ALWAYS_INLINE
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
wstring_convert(_Codecvt* __pcvt)
: __cvtptr_(__pcvt), __cvtstate_(), __cvtcount_(0)
{
}
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
inline _LIBCPP_ALWAYS_INLINE
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
wstring_convert(_Codecvt* __pcvt, state_type __state)
: __cvtptr_(__pcvt), __cvtstate_(__state), __cvtcount_(0)
{
}
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
wstring_convert(const byte_string& __byte_err, const wide_string& __wide_err)
: __byte_err_string_(__byte_err), __wide_err_string_(__wide_err),
__cvtstate_(), __cvtcount_(0)
{
__cvtptr_ = new _Codecvt;
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
inline _LIBCPP_ALWAYS_INLINE
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
wstring_convert(wstring_convert&& __wc)
: __byte_err_string_(_VSTD::move(__wc.__byte_err_string_)),
__wide_err_string_(_VSTD::move(__wc.__wide_err_string_)),
__cvtptr_(__wc.__cvtptr_),
__cvtstate_(__wc.__cvtstate_), __cvtcount_(__wc.__cvtstate_)
{
__wc.__cvtptr_ = nullptr;
}
#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::~wstring_convert()
{
delete __cvtptr_;
}
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
typename wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::wide_string
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
from_bytes(const char* __frm, const char* __frm_end)
{
__cvtcount_ = 0;
if (__cvtptr_ != nullptr)
{
wide_string __ws(2*(__frm_end - __frm), _Elem());
if (__frm != __frm_end)
__ws.resize(__ws.capacity());
codecvt_base::result __r = codecvt_base::ok;
state_type __st = __cvtstate_;
if (__frm != __frm_end)
{
_Elem* __to = &__ws[0];
_Elem* __to_end = __to + __ws.size();
const char* __frm_nxt;
do
{
_Elem* __to_nxt;
__r = __cvtptr_->in(__st, __frm, __frm_end, __frm_nxt,
__to, __to_end, __to_nxt);
__cvtcount_ += __frm_nxt - __frm;
if (__frm_nxt == __frm)
{
__r = codecvt_base::error;
}
else if (__r == codecvt_base::noconv)
{
__ws.resize(__to - &__ws[0]);
// This only gets executed if _Elem is char
__ws.append((const _Elem*)__frm, (const _Elem*)__frm_end);
__frm = __frm_nxt;
__r = codecvt_base::ok;
}
else if (__r == codecvt_base::ok)
{
__ws.resize(__to_nxt - &__ws[0]);
__frm = __frm_nxt;
}
else if (__r == codecvt_base::partial)
{
ptrdiff_t __s = __to_nxt - &__ws[0];
__ws.resize(2 * __s);
__to = &__ws[0] + __s;
__to_end = &__ws[0] + __ws.size();
__frm = __frm_nxt;
}
} while (__r == codecvt_base::partial && __frm_nxt < __frm_end);
}
if (__r == codecvt_base::ok)
return __ws;
}
#ifndef _LIBCPP_NO_EXCEPTIONS
if (__wide_err_string_.empty())
throw range_error("wstring_convert: from_bytes error");
#endif // _LIBCPP_NO_EXCEPTIONS
return __wide_err_string_;
}
template<class _Codecvt, class _Elem, class _Wide_alloc, class _Byte_alloc>
typename wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::byte_string
wstring_convert<_Codecvt, _Elem, _Wide_alloc, _Byte_alloc>::
to_bytes(const _Elem* __frm, const _Elem* __frm_end)
{
__cvtcount_ = 0;
if (__cvtptr_ != nullptr)
{
byte_string __bs(2*(__frm_end - __frm), char());
if (__frm != __frm_end)
__bs.resize(__bs.capacity());
codecvt_base::result __r = codecvt_base::ok;
state_type __st = __cvtstate_;
if (__frm != __frm_end)
{
char* __to = &__bs[0];
char* __to_end = __to + __bs.size();
const _Elem* __frm_nxt;
do
{
char* __to_nxt;
__r = __cvtptr_->out(__st, __frm, __frm_end, __frm_nxt,
__to, __to_end, __to_nxt);
__cvtcount_ += __frm_nxt - __frm;
if (__frm_nxt == __frm)
{
__r = codecvt_base::error;
}
else if (__r == codecvt_base::noconv)
{
__bs.resize(__to - &__bs[0]);
// This only gets executed if _Elem is char
__bs.append((const char*)__frm, (const char*)__frm_end);
__frm = __frm_nxt;
__r = codecvt_base::ok;
}
else if (__r == codecvt_base::ok)
{
__bs.resize(__to_nxt - &__bs[0]);
__frm = __frm_nxt;
}
else if (__r == codecvt_base::partial)
{
ptrdiff_t __s = __to_nxt - &__bs[0];
__bs.resize(2 * __s);
__to = &__bs[0] + __s;
__to_end = &__bs[0] + __bs.size();
__frm = __frm_nxt;
}
} while (__r == codecvt_base::partial && __frm_nxt < __frm_end);
}
if (__r == codecvt_base::ok)
{
size_t __s = __bs.size();
__bs.resize(__bs.capacity());
char* __to = &__bs[0] + __s;
char* __to_end = __to + __bs.size();
do
{
char* __to_nxt;
__r = __cvtptr_->unshift(__st, __to, __to_end, __to_nxt);
if (__r == codecvt_base::noconv)
{
__bs.resize(__to - &__bs[0]);
__r = codecvt_base::ok;
}
else if (__r == codecvt_base::ok)
{
__bs.resize(__to_nxt - &__bs[0]);
}
else if (__r == codecvt_base::partial)
{
ptrdiff_t __sp = __to_nxt - &__bs[0];
__bs.resize(2 * __sp);
__to = &__bs[0] + __sp;
__to_end = &__bs[0] + __bs.size();
}
} while (__r == codecvt_base::partial);
if (__r == codecvt_base::ok)
return __bs;
}
}
#ifndef _LIBCPP_NO_EXCEPTIONS
if (__byte_err_string_.empty())
throw range_error("wstring_convert: to_bytes error");
#endif // _LIBCPP_NO_EXCEPTIONS
return __byte_err_string_;
}
template <class _Codecvt, class _Elem = wchar_t, class _Tr = char_traits<_Elem> >
class _LIBCPP_TYPE_VIS_ONLY wbuffer_convert
: public basic_streambuf<_Elem, _Tr>
{
public:
// types:
typedef _Elem char_type;
typedef _Tr traits_type;
typedef typename traits_type::int_type int_type;
typedef typename traits_type::pos_type pos_type;
typedef typename traits_type::off_type off_type;
typedef typename _Codecvt::state_type state_type;
private:
char* __extbuf_;
const char* __extbufnext_;
const char* __extbufend_;
char __extbuf_min_[8];
size_t __ebs_;
char_type* __intbuf_;
size_t __ibs_;
streambuf* __bufptr_;
_Codecvt* __cv_;
state_type __st_;
ios_base::openmode __cm_;
bool __owns_eb_;
bool __owns_ib_;
bool __always_noconv_;
wbuffer_convert(const wbuffer_convert&);
wbuffer_convert& operator=(const wbuffer_convert&);
public:
_LIBCPP_EXPLICIT_AFTER_CXX11 wbuffer_convert(streambuf* __bytebuf = 0,
_Codecvt* __pcvt = new _Codecvt, state_type __state = state_type());
~wbuffer_convert();
_LIBCPP_INLINE_VISIBILITY
streambuf* rdbuf() const {return __bufptr_;}
_LIBCPP_INLINE_VISIBILITY
streambuf* rdbuf(streambuf* __bytebuf)
{
streambuf* __r = __bufptr_;
__bufptr_ = __bytebuf;
return __r;
}
_LIBCPP_INLINE_VISIBILITY
state_type state() const {return __st_;}
protected:
virtual int_type underflow();
virtual int_type pbackfail(int_type __c = traits_type::eof());
virtual int_type overflow (int_type __c = traits_type::eof());
virtual basic_streambuf<char_type, traits_type>* setbuf(char_type* __s,
streamsize __n);
virtual pos_type seekoff(off_type __off, ios_base::seekdir __way,
ios_base::openmode __wch = ios_base::in | ios_base::out);
virtual pos_type seekpos(pos_type __sp,
ios_base::openmode __wch = ios_base::in | ios_base::out);
virtual int sync();
private:
bool __read_mode();
void __write_mode();
wbuffer_convert* __close();
};
template <class _Codecvt, class _Elem, class _Tr>
wbuffer_convert<_Codecvt, _Elem, _Tr>::
wbuffer_convert(streambuf* __bytebuf, _Codecvt* __pcvt, state_type __state)
: __extbuf_(0),
__extbufnext_(0),
__extbufend_(0),
__ebs_(0),
__intbuf_(0),
__ibs_(0),
__bufptr_(__bytebuf),
__cv_(__pcvt),
__st_(__state),
__cm_(0),
__owns_eb_(false),
__owns_ib_(false),
__always_noconv_(__cv_ ? __cv_->always_noconv() : false)
{
setbuf(0, 4096);
}
template <class _Codecvt, class _Elem, class _Tr>
wbuffer_convert<_Codecvt, _Elem, _Tr>::~wbuffer_convert()
{
__close();
delete __cv_;
if (__owns_eb_)
delete [] __extbuf_;
if (__owns_ib_)
delete [] __intbuf_;
}
template <class _Codecvt, class _Elem, class _Tr>
typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type
wbuffer_convert<_Codecvt, _Elem, _Tr>::underflow()
{
if (__cv_ == 0 || __bufptr_ == 0)
return traits_type::eof();
bool __initial = __read_mode();
char_type __1buf;
if (this->gptr() == 0)
this->setg(&__1buf, &__1buf+1, &__1buf+1);
const size_t __unget_sz = __initial ? 0 : min<size_t>((this->egptr() - this->eback()) / 2, 4);
int_type __c = traits_type::eof();
if (this->gptr() == this->egptr())
{
memmove(this->eback(), this->egptr() - __unget_sz, __unget_sz * sizeof(char_type));
if (__always_noconv_)
{
streamsize __nmemb = static_cast<streamsize>(this->egptr() - this->eback() - __unget_sz);
__nmemb = __bufptr_->sgetn((char*)this->eback() + __unget_sz, __nmemb);
if (__nmemb != 0)
{
this->setg(this->eback(),
this->eback() + __unget_sz,
this->eback() + __unget_sz + __nmemb);
__c = *this->gptr();
}
}
else
{
memmove(__extbuf_, __extbufnext_, __extbufend_ - __extbufnext_);
__extbufnext_ = __extbuf_ + (__extbufend_ - __extbufnext_);
__extbufend_ = __extbuf_ + (__extbuf_ == __extbuf_min_ ? sizeof(__extbuf_min_) : __ebs_);
streamsize __nmemb = _VSTD::min(static_cast<streamsize>(this->egptr() - this->eback() - __unget_sz),
static_cast<streamsize>(__extbufend_ - __extbufnext_));
codecvt_base::result __r;
state_type __svs = __st_;
streamsize __nr = __bufptr_->sgetn(const_cast<char*>(__extbufnext_), __nmemb);
if (__nr != 0)
{
__extbufend_ = __extbufnext_ + __nr;
char_type* __inext;
__r = __cv_->in(__st_, __extbuf_, __extbufend_, __extbufnext_,
this->eback() + __unget_sz,
this->egptr(), __inext);
if (__r == codecvt_base::noconv)
{
this->setg((char_type*)__extbuf_, (char_type*)__extbuf_, (char_type*)__extbufend_);
__c = *this->gptr();
}
else if (__inext != this->eback() + __unget_sz)
{
this->setg(this->eback(), this->eback() + __unget_sz, __inext);
__c = *this->gptr();
}
}
}
}
else
__c = *this->gptr();
if (this->eback() == &__1buf)
this->setg(0, 0, 0);
return __c;
}
template <class _Codecvt, class _Elem, class _Tr>
typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type
wbuffer_convert<_Codecvt, _Elem, _Tr>::pbackfail(int_type __c)
{
if (__cv_ != 0 && __bufptr_ != 0 && this->eback() < this->gptr())
{
if (traits_type::eq_int_type(__c, traits_type::eof()))
{
this->gbump(-1);
return traits_type::not_eof(__c);
}
if (traits_type::eq(traits_type::to_char_type(__c), this->gptr()[-1]))
{
this->gbump(-1);
*this->gptr() = traits_type::to_char_type(__c);
return __c;
}
}
return traits_type::eof();
}
template <class _Codecvt, class _Elem, class _Tr>
typename wbuffer_convert<_Codecvt, _Elem, _Tr>::int_type
wbuffer_convert<_Codecvt, _Elem, _Tr>::overflow(int_type __c)
{
if (__cv_ == 0 || __bufptr_ == 0)
return traits_type::eof();
__write_mode();
char_type __1buf;
char_type* __pb_save = this->pbase();
char_type* __epb_save = this->epptr();
if (!traits_type::eq_int_type(__c, traits_type::eof()))
{
if (this->pptr() == 0)
this->setp(&__1buf, &__1buf+1);
*this->pptr() = traits_type::to_char_type(__c);
this->pbump(1);
}
if (this->pptr() != this->pbase())
{
if (__always_noconv_)
{
streamsize __nmemb = static_cast<streamsize>(this->pptr() - this->pbase());
if (__bufptr_->sputn((const char*)this->pbase(), __nmemb) != __nmemb)
return traits_type::eof();
}
else
{
char* __extbe = __extbuf_;
codecvt_base::result __r;
do
{
const char_type* __e;
__r = __cv_->out(__st_, this->pbase(), this->pptr(), __e,
__extbuf_, __extbuf_ + __ebs_, __extbe);
if (__e == this->pbase())
return traits_type::eof();
if (__r == codecvt_base::noconv)
{
streamsize __nmemb = static_cast<size_t>(this->pptr() - this->pbase());
if (__bufptr_->sputn((const char*)this->pbase(), __nmemb) != __nmemb)
return traits_type::eof();
}
else if (__r == codecvt_base::ok || __r == codecvt_base::partial)
{
streamsize __nmemb = static_cast<size_t>(__extbe - __extbuf_);
if (__bufptr_->sputn(__extbuf_, __nmemb) != __nmemb)
return traits_type::eof();
if (__r == codecvt_base::partial)
{
this->setp((char_type*)__e, this->pptr());
this->pbump(this->epptr() - this->pbase());
}
}
else
return traits_type::eof();
} while (__r == codecvt_base::partial);
}
this->setp(__pb_save, __epb_save);
}
return traits_type::not_eof(__c);
}
template <class _Codecvt, class _Elem, class _Tr>
basic_streambuf<_Elem, _Tr>*
wbuffer_convert<_Codecvt, _Elem, _Tr>::setbuf(char_type* __s, streamsize __n)
{
this->setg(0, 0, 0);
this->setp(0, 0);
if (__owns_eb_)
delete [] __extbuf_;
if (__owns_ib_)
delete [] __intbuf_;
__ebs_ = __n;
if (__ebs_ > sizeof(__extbuf_min_))
{
if (__always_noconv_ && __s)
{
__extbuf_ = (char*)__s;
__owns_eb_ = false;
}
else
{
__extbuf_ = new char[__ebs_];
__owns_eb_ = true;
}
}
else
{
__extbuf_ = __extbuf_min_;
__ebs_ = sizeof(__extbuf_min_);
__owns_eb_ = false;
}
if (!__always_noconv_)
{
__ibs_ = max<streamsize>(__n, sizeof(__extbuf_min_));
if (__s && __ibs_ >= sizeof(__extbuf_min_))
{
__intbuf_ = __s;
__owns_ib_ = false;
}
else
{
__intbuf_ = new char_type[__ibs_];
__owns_ib_ = true;
}
}
else
{
__ibs_ = 0;
__intbuf_ = 0;
__owns_ib_ = false;
}
return this;
}
template <class _Codecvt, class _Elem, class _Tr>
typename wbuffer_convert<_Codecvt, _Elem, _Tr>::pos_type
wbuffer_convert<_Codecvt, _Elem, _Tr>::seekoff(off_type __off, ios_base::seekdir __way,
ios_base::openmode __om)
{
int __width = __cv_->encoding();
if (__cv_ == 0 || __bufptr_ == 0 || (__width <= 0 && __off != 0) || sync())
return pos_type(off_type(-1));
// __width > 0 || __off == 0
switch (__way)
{
case ios_base::beg:
break;
case ios_base::cur:
break;
case ios_base::end:
break;
default:
return pos_type(off_type(-1));
}
pos_type __r = __bufptr_->pubseekoff(__width * __off, __way, __om);
__r.state(__st_);
return __r;
}
template <class _Codecvt, class _Elem, class _Tr>
typename wbuffer_convert<_Codecvt, _Elem, _Tr>::pos_type
wbuffer_convert<_Codecvt, _Elem, _Tr>::seekpos(pos_type __sp, ios_base::openmode __wch)
{
if (__cv_ == 0 || __bufptr_ == 0 || sync())
return pos_type(off_type(-1));
if (__bufptr_->pubseekpos(__sp, __wch) == pos_type(off_type(-1)))
return pos_type(off_type(-1));
return __sp;
}
template <class _Codecvt, class _Elem, class _Tr>
int
wbuffer_convert<_Codecvt, _Elem, _Tr>::sync()
{
if (__cv_ == 0 || __bufptr_ == 0)
return 0;
if (__cm_ & ios_base::out)
{
if (this->pptr() != this->pbase())
if (overflow() == traits_type::eof())
return -1;
codecvt_base::result __r;
do
{
char* __extbe;
__r = __cv_->unshift(__st_, __extbuf_, __extbuf_ + __ebs_, __extbe);
streamsize __nmemb = static_cast<streamsize>(__extbe - __extbuf_);
if (__bufptr_->sputn(__extbuf_, __nmemb) != __nmemb)
return -1;
} while (__r == codecvt_base::partial);
if (__r == codecvt_base::error)
return -1;
if (__bufptr_->pubsync())
return -1;
}
else if (__cm_ & ios_base::in)
{
off_type __c;
if (__always_noconv_)
__c = this->egptr() - this->gptr();
else
{
int __width = __cv_->encoding();
__c = __extbufend_ - __extbufnext_;
if (__width > 0)
__c += __width * (this->egptr() - this->gptr());
else
{
if (this->gptr() != this->egptr())
{
reverse(this->gptr(), this->egptr());
codecvt_base::result __r;
const char_type* __e = this->gptr();
char* __extbe;
do
{
__r = __cv_->out(__st_, __e, this->egptr(), __e,
__extbuf_, __extbuf_ + __ebs_, __extbe);
switch (__r)
{
case codecvt_base::noconv:
__c += this->egptr() - this->gptr();
break;
case codecvt_base::ok:
case codecvt_base::partial:
__c += __extbe - __extbuf_;
break;
default:
return -1;
}
} while (__r == codecvt_base::partial);
}
}
}
if (__bufptr_->pubseekoff(-__c, ios_base::cur, __cm_) == pos_type(off_type(-1)))
return -1;
this->setg(0, 0, 0);
__cm_ = 0;
}
return 0;
}
template <class _Codecvt, class _Elem, class _Tr>
bool
wbuffer_convert<_Codecvt, _Elem, _Tr>::__read_mode()
{
if (!(__cm_ & ios_base::in))
{
this->setp(0, 0);
if (__always_noconv_)
this->setg((char_type*)__extbuf_,
(char_type*)__extbuf_ + __ebs_,
(char_type*)__extbuf_ + __ebs_);
else
this->setg(__intbuf_, __intbuf_ + __ibs_, __intbuf_ + __ibs_);
__cm_ = ios_base::in;
return true;
}
return false;
}
template <class _Codecvt, class _Elem, class _Tr>
void
wbuffer_convert<_Codecvt, _Elem, _Tr>::__write_mode()
{
if (!(__cm_ & ios_base::out))
{
this->setg(0, 0, 0);
if (__ebs_ > sizeof(__extbuf_min_))
{
if (__always_noconv_)
this->setp((char_type*)__extbuf_,
(char_type*)__extbuf_ + (__ebs_ - 1));
else
this->setp(__intbuf_, __intbuf_ + (__ibs_ - 1));
}
else
this->setp(0, 0);
__cm_ = ios_base::out;
}
}
template <class _Codecvt, class _Elem, class _Tr>
wbuffer_convert<_Codecvt, _Elem, _Tr>*
wbuffer_convert<_Codecvt, _Elem, _Tr>::__close()
{
wbuffer_convert* __rt = 0;
if (__cv_ != 0 && __bufptr_ != 0)
{
__rt = this;
if ((__cm_ & ios_base::out) && sync())
__rt = 0;
}
return __rt;
}
_LIBCPP_END_NAMESPACE_STD
#endif // _LIBCPP_LOCALE