diff options
Diffstat (limited to 'src/locale.cpp')
| -rw-r--r-- | src/locale.cpp | 447 |
1 files changed, 0 insertions, 447 deletions
diff --git a/src/locale.cpp b/src/locale.cpp deleted file mode 100644 index 8d724f5..0000000 --- a/src/locale.cpp +++ /dev/null @@ -1,447 +0,0 @@ -/* - * Copyright (c) 1999 - * Silicon Graphics Computer Systems, Inc. - * - * Copyright (c) 1999 - * Boris Fomitchev - * - * This material is provided "as is", with absolutely no warranty expressed - * or implied. Any use is at your own risk. - * - * Permission to use or copy this software for any purpose is hereby granted - * without fee, provided the above notices are retained on all copies. - * Permission to modify the code and to distribute modified code is granted, - * provided the above notices are retained, and a notice that the code was - * modified is included with the above copyright notice. - * - */ - -#include "stlport_prefix.h" - -#include <locale> -#include <stdexcept> - -#include "c_locale.h" -#include "locale_impl.h" - -_STLP_BEGIN_NAMESPACE - -#define _NAMELESS "*" -static const char _Nameless[] = _NAMELESS; - -static inline bool is_C_locale_name (const char* name) -{ return ((name[0] == 'C') && (name[1] == 0)); } - -locale* _Stl_get_classic_locale(); -locale* _Stl_get_global_locale(); - -#if defined (_STLP_USE_MSVC6_MEM_T_BUG_WORKAROUND) || \ - defined (_STLP_SIGNAL_RUNTIME_COMPATIBILITY) || defined (_STLP_CHECK_RUNTIME_COMPATIBILITY) -# define locale _STLP_NO_MEM_T_NAME(loc) -#endif - -locale::facet::~facet() {} - -#if !defined (_STLP_MEMBER_TEMPLATES) || defined (_STLP_INLINE_MEMBER_TEMPLATES) -// members that fail to be templates -bool locale::operator()(const string& __x, - const string& __y) const -{ return __locale_do_operator_call(*this, __x, __y); } - -# if !defined (_STLP_NO_WCHAR_T) -bool locale::operator()(const wstring& __x, - const wstring& __y) const -{ return __locale_do_operator_call(*this, __x, __y); } -# endif -#endif - -void _STLP_CALL locale::_M_throw_on_null_name() -{ _STLP_THROW(runtime_error("Invalid null locale name")); } - -void _STLP_CALL locale::_M_throw_on_combine_error(const string& name) { - string what = "Unable to find facet"; - what += " in "; - what += name.empty() ? "system" : name.c_str(); - what += " locale"; - _STLP_THROW(runtime_error(what.c_str())); -} - -void _STLP_CALL locale::_M_throw_on_creation_failure(int __err_code, - const char* name, const char* facet) { - string what; - switch (__err_code) { - case _STLP_LOC_UNSUPPORTED_FACET_CATEGORY: - what = "No platform localization support for "; - what += facet; - what += " facet category, unable to create facet for "; - what += name[0] == 0 ? "system" : name; - what += " locale"; - break; - case _STLP_LOC_NO_PLATFORM_SUPPORT: - what = "No platform localization support, unable to create "; - what += name[0] == 0 ? "system" : name; - what += " locale"; - break; - default: - case _STLP_LOC_UNKNOWN_NAME: - what = "Unable to create facet "; - what += facet; - what += " from name '"; - what += name; - what += "'"; - break; - case _STLP_LOC_NO_MEMORY: - _STLP_THROW_BAD_ALLOC; - break; - } - - _STLP_THROW(runtime_error(what.c_str())); -} - -// Takes a reference to a locale::id, assign a numeric index if not already -// affected and returns it. The returned index is always positive. -static const locale::id& _Stl_loc_get_index(locale::id& id) { - if (id._M_index == 0) { -#if defined (_STLP_ATOMIC_INCREMENT) && !defined (_STLP_WIN95_LIKE) - static _STLP_VOLATILE __stl_atomic_t _S_index = __STATIC_CAST(__stl_atomic_t, locale::id::_S_max); - id._M_index = _STLP_ATOMIC_INCREMENT(&_S_index); -#else - static _STLP_STATIC_MUTEX _Index_lock _STLP_MUTEX_INITIALIZER; - _STLP_auto_lock sentry(_Index_lock); - size_t new_index = locale::id::_S_max++; - id._M_index = new_index; -#endif - } - return id; -} - -// Default constructor: create a copy of the global locale. -locale::locale() _STLP_NOTHROW - : _M_impl(_get_Locale_impl(_Stl_get_global_locale()->_M_impl)) -{} - -// Copy constructor -locale::locale(const locale& L) _STLP_NOTHROW - : _M_impl( _get_Locale_impl( L._M_impl ) ) -{} - -void locale::_M_insert(facet* f, locale::id& n) { - if (f) - _M_impl->insert(f, _Stl_loc_get_index(n)); -} - -locale::locale( _Locale_impl* impl ) : - _M_impl( _get_Locale_impl( impl ) ) -{} - -// Create a locale from a name. -locale::locale(const char* name) - : _M_impl(0) { - if (!name) - _M_throw_on_null_name(); - - if (is_C_locale_name(name)) { - _M_impl = _get_Locale_impl( locale::classic()._M_impl ); - return; - } - - _Locale_impl* impl = 0; - _STLP_TRY { - impl = new _Locale_impl(locale::id::_S_max, name); - - // Insert categories one at a time. - _Locale_name_hint *hint = 0; - const char* ctype_name = name; - char ctype_buf[_Locale_MAX_SIMPLE_NAME]; - const char* numeric_name = name; - char numeric_buf[_Locale_MAX_SIMPLE_NAME]; - const char* time_name = name; - char time_buf[_Locale_MAX_SIMPLE_NAME]; - const char* collate_name = name; - char collate_buf[_Locale_MAX_SIMPLE_NAME]; - const char* monetary_name = name; - char monetary_buf[_Locale_MAX_SIMPLE_NAME]; - const char* messages_name = name; - char messages_buf[_Locale_MAX_SIMPLE_NAME]; - hint = impl->insert_ctype_facets(ctype_name, ctype_buf, hint); - hint = impl->insert_numeric_facets(numeric_name, numeric_buf, hint); - hint = impl->insert_time_facets(time_name, time_buf, hint); - hint = impl->insert_collate_facets(collate_name, collate_buf, hint); - hint = impl->insert_monetary_facets(monetary_name, monetary_buf, hint); - impl->insert_messages_facets(messages_name, messages_buf, hint); - - // Try to use a normalize locale name in order to have the == operator - // to behave correctly: - if (strcmp(ctype_name, numeric_name) == 0 && - strcmp(ctype_name, time_name) == 0 && - strcmp(ctype_name, collate_name) == 0 && - strcmp(ctype_name, monetary_name) == 0 && - strcmp(ctype_name, messages_name) == 0) { - impl->name = ctype_name; - } - // else we keep current name. - - // reassign impl - _M_impl = _get_Locale_impl( impl ); - } - _STLP_UNWIND(delete impl); -} - -static void _Stl_loc_combine_names_aux(_Locale_impl* L, - const char* name, - const char* ctype_name, const char* time_name, const char* numeric_name, - const char* collate_name, const char* monetary_name, const char* messages_name, - locale::category c) { - // This function is only called when names has been validated so using _Locale_extract_*_name - // can't fail. - int __err_code; - char buf[_Locale_MAX_SIMPLE_NAME]; - L->name = string("LC_CTYPE=") + _Locale_extract_ctype_name((c & locale::ctype) ? ctype_name : name, buf, 0, &__err_code) + ";"; - L->name += string("LC_TIME=") + _Locale_extract_time_name((c & locale::time) ? time_name : name, buf, 0, &__err_code) + ";"; - L->name += string("LC_NUMERIC=") + _Locale_extract_numeric_name((c & locale::numeric) ? numeric_name : name, buf, 0, &__err_code) + ";"; - L->name += string("LC_COLLATE=") + _Locale_extract_collate_name((c & locale::collate) ? collate_name : name, buf, 0, &__err_code) + ";"; - L->name += string("LC_MONETARY=") + _Locale_extract_monetary_name((c & locale::monetary) ? monetary_name : name, buf, 0, &__err_code) + ";"; - L->name += string("LC_MESSAGES=") + _Locale_extract_messages_name((c & locale::messages) ? messages_name : name, buf, 0, &__err_code); -} - -// Give L a name where all facets except those in category c -// are taken from name1, and those in category c are taken from name2. -static void _Stl_loc_combine_names(_Locale_impl* L, - const char* name1, const char* name2, - locale::category c) { - if ((c & locale::all) == 0 || strcmp(name1, name1) == 0) - L->name = name1; - else if ((c & locale::all) == locale::all) - L->name = name2; - else { - _Stl_loc_combine_names_aux(L, name1, name2, name2, name2, name2, name2, name2, c); - } -} - -static void _Stl_loc_combine_names(_Locale_impl* L, - const char* name, - const char* ctype_name, const char* time_name, const char* numeric_name, - const char* collate_name, const char* monetary_name, const char* messages_name, - locale::category c) { - if ((c & locale::all) == 0 || (strcmp(name, ctype_name) == 0 && - strcmp(name, time_name) == 0 && - strcmp(name, numeric_name) == 0 && - strcmp(name, collate_name) == 0 && - strcmp(name, monetary_name) == 0 && - strcmp(name, messages_name) == 0)) - L->name = name; - else if ((c & locale::all) == locale::all && strcmp(ctype_name, time_name) == 0 && - strcmp(ctype_name, numeric_name) == 0 && - strcmp(ctype_name, collate_name) == 0 && - strcmp(ctype_name, monetary_name) == 0 && - strcmp(ctype_name, messages_name) == 0) - L->name = ctype_name; - else { - _Stl_loc_combine_names_aux(L, name, ctype_name, time_name, numeric_name, collate_name, monetary_name, messages_name, c); - } -} - - -// Create a locale that's a copy of L, except that all of the facets -// in category c are instead constructed by name. -locale::locale(const locale& L, const char* name, locale::category c) - : _M_impl(0) { - if (!name) - _M_throw_on_null_name(); - - if (!::strcmp(_Nameless, name)) { - _STLP_THROW(runtime_error("Invalid locale name '" _NAMELESS "'")); - } - - _Locale_impl* impl = 0; - - _STLP_TRY { - impl = new _Locale_impl(*L._M_impl); - - _Locale_name_hint *hint = 0; - const char* ctype_name = name; - char ctype_buf[_Locale_MAX_SIMPLE_NAME]; - const char* numeric_name = name; - char numeric_buf[_Locale_MAX_SIMPLE_NAME]; - const char* time_name = name; - char time_buf[_Locale_MAX_SIMPLE_NAME]; - const char* collate_name = name; - char collate_buf[_Locale_MAX_SIMPLE_NAME]; - const char* monetary_name = name; - char monetary_buf[_Locale_MAX_SIMPLE_NAME]; - const char* messages_name = name; - char messages_buf[_Locale_MAX_SIMPLE_NAME]; - if (c & locale::ctype) - hint = impl->insert_ctype_facets(ctype_name, ctype_buf, hint); - if (c & locale::numeric) - hint = impl->insert_numeric_facets(numeric_name, numeric_buf, hint); - if (c & locale::time) - hint = impl->insert_time_facets(time_name, time_buf, hint); - if (c & locale::collate) - hint = impl->insert_collate_facets(collate_name, collate_buf, hint); - if (c & locale::monetary) - hint = impl->insert_monetary_facets(monetary_name, monetary_buf,hint); - if (c & locale::messages) - impl->insert_messages_facets(messages_name, messages_buf, hint); - - _Stl_loc_combine_names(impl, L._M_impl->name.c_str(), - ctype_name, time_name, numeric_name, - collate_name, monetary_name, messages_name, c); - _M_impl = _get_Locale_impl( impl ); - } - _STLP_UNWIND(delete impl) -} - -// Contruct a new locale where all facets that aren't in category c -// come from L1, and all those that are in category c come from L2. -locale::locale(const locale& L1, const locale& L2, category c) - : _M_impl(0) { - _Locale_impl* impl = new _Locale_impl(*L1._M_impl); - - _Locale_impl* i2 = L2._M_impl; - - if (L1.name() != _Nameless && L2.name() != _Nameless) - _Stl_loc_combine_names(impl, L1._M_impl->name.c_str(), L2._M_impl->name.c_str(), c); - else { - impl->name = _Nameless; - } - - if (c & collate) { - impl->insert( i2, _STLP_STD::collate<char>::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::collate<wchar_t>::id); -# endif - } - if (c & ctype) { - impl->insert( i2, _STLP_STD::ctype<char>::id); - impl->insert( i2, _STLP_STD::codecvt<char, char, mbstate_t>::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::ctype<wchar_t>::id); - impl->insert( i2, _STLP_STD::codecvt<wchar_t, char, mbstate_t>::id); -# endif - } - if (c & monetary) { - impl->insert( i2, _STLP_STD::moneypunct<char, true>::id); - impl->insert( i2, _STLP_STD::moneypunct<char, false>::id); - impl->insert( i2, _STLP_STD::money_get<char, istreambuf_iterator<char, char_traits<char> > >::id); - impl->insert( i2, _STLP_STD::money_put<char, ostreambuf_iterator<char, char_traits<char> > >::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::moneypunct<wchar_t, true>::id); - impl->insert( i2, _STLP_STD::moneypunct<wchar_t, false>::id); - impl->insert( i2, _STLP_STD::money_get<wchar_t, istreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); - impl->insert( i2, _STLP_STD::money_put<wchar_t, ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); -# endif - } - if (c & numeric) { - impl->insert( i2, _STLP_STD::numpunct<char>::id); - impl->insert( i2, _STLP_STD::num_get<char, istreambuf_iterator<char, char_traits<char> > >::id); - impl->insert( i2, _STLP_STD::num_put<char, ostreambuf_iterator<char, char_traits<char> > >::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::numpunct<wchar_t>::id); - impl->insert( i2, _STLP_STD::num_get<wchar_t, istreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); - impl->insert( i2, _STLP_STD::num_put<wchar_t, ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); -# endif - } - if (c & time) { - impl->insert( i2, _STLP_STD::time_get<char, istreambuf_iterator<char, char_traits<char> > >::id); - impl->insert( i2, _STLP_STD::time_put<char, ostreambuf_iterator<char, char_traits<char> > >::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::time_get<wchar_t, istreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); - impl->insert( i2, _STLP_STD::time_put<wchar_t, ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >::id); -# endif - } - if (c & messages) { - impl->insert( i2, _STLP_STD::messages<char>::id); -# ifndef _STLP_NO_WCHAR_T - impl->insert( i2, _STLP_STD::messages<wchar_t>::id); -# endif - } - _M_impl = _get_Locale_impl( impl ); -} - -// Destructor. -locale::~locale() _STLP_NOTHROW { - if (_M_impl) - _release_Locale_impl(_M_impl); -} - -// Assignment operator. Much like the copy constructor: just a bit of -// pointer twiddling. -const locale& locale::operator=(const locale& L) _STLP_NOTHROW { - if (this->_M_impl != L._M_impl) { - if (this->_M_impl) - _release_Locale_impl(this->_M_impl); - this->_M_impl = _get_Locale_impl(L._M_impl); - } - return *this; -} - -locale::facet* locale::_M_get_facet(const locale::id& n) const { - return n._M_index < _M_impl->size() ? _M_impl->facets_vec[n._M_index] : 0; -} - -locale::facet* locale::_M_use_facet(const locale::id& n) const { - locale::facet* f = (n._M_index < _M_impl->size() ? _M_impl->facets_vec[n._M_index] : 0); - if (!f) - _M_impl->_M_throw_bad_cast(); - return f; -} - -string locale::name() const { - return _M_impl->name; -} - -// Compare two locales for equality. -bool locale::operator==(const locale& L) const { - return this->_M_impl == L._M_impl || - (this->name() == L.name() && this->name() != _Nameless); -} - -bool locale::operator!=(const locale& L) const { - return !(*this == L); -} - -// static data members. - -const locale& _STLP_CALL locale::classic() { - return *_Stl_get_classic_locale(); -} - -#if !defined (_STLP_USE_MSVC6_MEM_T_BUG_WORKAROUND) -locale _STLP_CALL locale::global(const locale& L) { -#else -_Locale_impl* _STLP_CALL locale::global(const locale& L) { -#endif - locale old(_Stl_get_global_locale()->_M_impl); - if (_Stl_get_global_locale()->_M_impl != L._M_impl) { - _release_Locale_impl(_Stl_get_global_locale()->_M_impl); - // this assign should be atomic, should be fixed here: - _Stl_get_global_locale()->_M_impl = _get_Locale_impl(L._M_impl); - - // Set the global C locale, if appropriate. -#if !defined(_STLP_NO_LOCALE_SUPPORT) - if (L.name() != _Nameless) - setlocale(LC_ALL, L.name().c_str()); -#endif - } - -#if !defined (_STLP_USE_MSVC6_MEM_T_BUG_WORKAROUND) - return old; -#else - return old._M_impl; -#endif -} - -#if !defined (_STLP_STATIC_CONST_INIT_BUG) && !defined (_STLP_NO_STATIC_CONST_DEFINITION) -const locale::category locale::none; -const locale::category locale::collate; -const locale::category locale::ctype; -const locale::category locale::monetary; -const locale::category locale::numeric; -const locale::category locale::time; -const locale::category locale::messages; -const locale::category locale::all; -#endif - -_STLP_END_NAMESPACE - |