34 #ifndef _LOCALE_CLASSES_H 35 #define _LOCALE_CLASSES_H 1 37 #pragma GCC system_header 43 namespace std _GLIBCXX_VISIBILITY(default)
45 _GLIBCXX_BEGIN_NAMESPACE_VERSION
77 template<
typename _Facet>
81 template<typename _Facet>
85 template<typename _Cache>
86 friend struct __use_cache;
98 static const category
none = 0;
99 static const category
ctype = 1L << 0;
102 static const category
time = 1L << 3;
126 locale(const locale& __other) throw();
137 locale(const
char* __s);
151 locale(const locale&
__base, const
char* __s, category __cat);
153 #if __cplusplus >= 201103L 178 : locale(__base, __s.c_str(), __cat) { }
192 locale(
const locale& __base,
const locale& __add, category __cat);
205 template<
typename _Facet>
206 locale(
const locale& __other, _Facet* __f);
220 operator=(
const locale& __other)
throw();
234 template<
typename _Facet>
236 combine(
const locale& __other)
const;
243 _GLIBCXX_DEFAULT_ABI_TAG
255 operator==(
const locale& __other)
const throw();
282 template<
typename _Char,
typename _Traits,
typename _Alloc>
299 global(
const locale& __loc);
312 static _Impl* _S_classic;
315 static _Impl* _S_global;
321 static const char*
const*
const _S_categories;
333 enum { _S_categories_size = 6 + _GLIBCXX_NUM_CATEGORIES };
336 static __gthread_once_t _S_once;
346 _S_initialize_once()
throw();
349 _S_normalize_category(category);
352 _M_coalesce(
const locale& __base,
const locale& __add, category __cat);
354 #if _GLIBCXX_USE_CXX11_ABI 355 static const id*
const _S_twinned_facets[];
375 friend class locale::_Impl;
377 mutable _Atomic_word _M_refcount;
380 static __c_locale _S_c_locale;
383 static const char _S_c_name[2];
386 static __gthread_once_t _S_once;
390 _S_initialize_once();
403 facet(
size_t __refs = 0) throw() : _M_refcount(__refs ? 1 : 0)
411 _S_create_c_locale(__c_locale& __cloc,
const char* __s,
412 __c_locale __old = 0);
415 _S_clone_c_locale(__c_locale& __cloc)
throw();
418 _S_destroy_c_locale(__c_locale& __cloc);
421 _S_lc_ctype_c_locale(__c_locale __cloc,
const char* __s);
428 _GLIBCXX_CONST
static const char*
429 _S_get_c_name()
throw();
433 _M_add_reference()
const throw()
434 { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); }
437 _M_remove_reference()
const throw()
440 _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&_M_refcount);
441 if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1)
443 _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&_M_refcount);
458 const facet* _M_sso_shim(
const id*)
const;
459 const facet* _M_cow_shim(
const id*)
const;
478 friend class locale::_Impl;
480 template<
typename _Facet>
484 template<
typename _Facet>
491 mutable size_t _M_index;
494 static _Atomic_word _S_refcount;
508 _M_id()
const throw();
520 template<
typename _Facet>
524 template<
typename _Facet>
528 template<
typename _Cache>
529 friend struct __use_cache;
533 _Atomic_word _M_refcount;
534 const facet** _M_facets;
535 size_t _M_facets_size;
536 const facet** _M_caches;
539 static const locale::id*
const _S_id_numeric[];
540 static const locale::id*
const _S_id_collate[];
542 static const locale::id*
const _S_id_monetary[];
543 static const locale::id*
const _S_id_messages[];
544 static const locale::id*
const*
const _S_facet_categories[];
547 _M_add_reference()
throw()
548 { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); }
551 _M_remove_reference()
throw()
554 _GLIBCXX_SYNCHRONIZATION_HAPPENS_BEFORE(&_M_refcount);
555 if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1)
557 _GLIBCXX_SYNCHRONIZATION_HAPPENS_AFTER(&_M_refcount);
565 _Impl(
const _Impl&,
size_t);
566 _Impl(
const char*,
size_t);
567 _Impl(
size_t)
throw();
582 for (
size_t __i = 0; __ret && __i < _S_categories_size - 1; ++__i)
583 __ret = __builtin_strcmp(_M_names[__i], _M_names[__i + 1]) == 0;
588 _M_replace_categories(
const _Impl*, category);
591 _M_replace_category(
const _Impl*,
const locale::id*
const*);
594 _M_replace_facet(
const _Impl*,
const locale::id*);
599 template<
typename _Facet>
601 _M_init_facet(_Facet* __facet)
602 { _M_install_facet(&_Facet::id, __facet); }
604 template<
typename _Facet>
606 _M_init_facet_unchecked(_Facet* __facet)
608 __facet->_M_add_reference();
609 _M_facets[_Facet::id._M_id()] = __facet;
613 _M_install_cache(
const facet*,
size_t);
615 void _M_init_extra(
facet**);
616 void _M_init_extra(
void*,
void*,
const char*,
const char*);
632 template<
typename _CharT>
646 __c_locale _M_c_locale_collate;
661 : facet(__refs), _M_c_locale_collate(_S_get_c_locale())
675 : facet(__refs), _M_c_locale_collate(_S_clone_c_locale(__cloc))
691 compare(
const _CharT* __lo1,
const _CharT* __hi1,
692 const _CharT* __lo2,
const _CharT* __hi2)
const 693 {
return this->do_compare(__lo1, __hi1, __lo2, __hi2); }
711 {
return this->do_transform(__lo, __hi); }
724 hash(
const _CharT* __lo,
const _CharT* __hi)
const 725 {
return this->do_hash(__lo, __hi); }
729 _M_compare(
const _CharT*,
const _CharT*)
const throw();
732 _M_transform(_CharT*,
const _CharT*,
size_t)
const throw();
738 { _S_destroy_c_locale(_M_c_locale_collate); }
753 do_compare(
const _CharT* __lo1,
const _CharT* __hi1,
754 const _CharT* __lo2,
const _CharT* __hi2)
const;
767 do_transform(
const _CharT* __lo,
const _CharT* __hi)
const;
780 do_hash(
const _CharT* __lo,
const _CharT* __hi)
const;
783 template<
typename _CharT>
795 #ifdef _GLIBCXX_USE_WCHAR_T 806 template<
typename _CharT>
820 if (__builtin_strcmp(__s,
"C") != 0
821 && __builtin_strcmp(__s,
"POSIX") != 0)
823 this->_S_destroy_c_locale(this->_M_c_locale_collate);
824 this->_S_create_c_locale(this->_M_c_locale_collate, __s);
828 #if __cplusplus >= 201103L 839 _GLIBCXX_END_NAMESPACE_VERSION
static const category time
Category values.
locale(const std::string &__s)
Named locale constructor.
_CharT char_type
Public typedefs.
friend bool has_facet(const locale &)
Test for the presence of a facet.has_facet tests the locale argument for the presence of the facet ty...
string_type transform(const _CharT *__lo, const _CharT *__hi) const
Transform string to comparable form.
static const category all
Category values.
class collate_byname [22.2.4.2].
friend const _Facet & use_facet(const locale &)
Return a facet.use_facet looks for and returns a reference to a facet of type Facet where Facet is th...
static const category none
Category values.
int category
Definition of locale::category.
Primary class template messages.This facet encapsulates the code to retrieve messages from message ca...
const locale & operator=(const locale &__other)
Assignment operator.
Facet for localized string comparison.
basic_string< _CharT > string_type
Public typedefs.
basic_string< _CharT > string_type
Public typedefs.
bool operator!=(const locale &__other) const
Locale inequality.
bool operator==(const locale &__other) const
Locale equality.
int compare(const _CharT *__lo1, const _CharT *__hi1, const _CharT *__lo2, const _CharT *__hi2) const
Compare two strings.
virtual ~collate()
Destructor.
_CharT char_type
Public typedefs.
locale combine(const locale &__other) const
Construct locale with another facet.
static const category monetary
Category values.
bool operator()(const basic_string< _Char, _Traits, _Alloc > &__s1, const basic_string< _Char, _Traits, _Alloc > &__s2) const
Compare two strings according to collate.
collate(size_t __refs=0)
Constructor performs initialization.
Localization functionality base class.The facet class is the base class for a localization feature...
const _CharT * c_str() const noexcept
Return const pointer to null-terminated contents.
static locale::id id
Numpunct facet id.
long hash(const _CharT *__lo, const _CharT *__hi) const
Return hash of a string.
Primary class template ctype facet.This template class defines classification and conversion function...
_Siter_base< _Iterator >::iterator_type __base(_Iterator __it)
locale(const locale &__base, const std::string &__s, category __cat)
Construct locale with facets from another locale.
static locale global(const locale &__loc)
Set global locale.
collate(__c_locale __cloc, size_t __refs=0)
Internal constructor. Not for general use.
locale()
Default constructor.
Facet ID class.The ID class provides facets with an index used to identify them. Every facet class mu...
Container class for localization functionality.The locale class is first a class wrapper for C librar...
ISO C++ entities toplevel namespace is std.
facet(size_t __refs=0)
Facet constructor.
static const locale & classic()
Return reference to the C locale.
~locale()
Locale destructor.
_GLIBCXX_DEFAULT_ABI_TAG string name() const
Return locale name.
static const category numeric
Category values.