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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libstdc++-v3/] [src/] [c++98/] [codecvt.cc] - Rev 753
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// Copyright (C) 2000, 2002, 2004, 2005, 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // <http://www.gnu.org/licenses/>. // Written by Benjamin Kosnik <bkoz@redhat.com> #include <locale> namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION // Definitions for locale::id of standard facets that are specialized. locale::id codecvt<char, char, mbstate_t>::id; #ifdef _GLIBCXX_USE_WCHAR_T locale::id codecvt<wchar_t, char, mbstate_t>::id; #endif codecvt<char, char, mbstate_t>:: codecvt(size_t __refs) : __codecvt_abstract_base<char, char, mbstate_t>(__refs), _M_c_locale_codecvt(_S_get_c_locale()) { } codecvt<char, char, mbstate_t>:: codecvt(__c_locale __cloc, size_t __refs) : __codecvt_abstract_base<char, char, mbstate_t>(__refs), _M_c_locale_codecvt(_S_clone_c_locale(__cloc)) { } codecvt<char, char, mbstate_t>:: ~codecvt() { _S_destroy_c_locale(_M_c_locale_codecvt); } codecvt_base::result codecvt<char, char, mbstate_t>:: do_out(state_type&, const intern_type* __from, const intern_type*, const intern_type*& __from_next, extern_type* __to, extern_type*, extern_type*& __to_next) const { // _GLIBCXX_RESOLVE_LIB_DEFECTS // According to the resolution of DR19, "If returns noconv [...] // there are no changes to the values in [to, to_limit)." __from_next = __from; __to_next = __to; return noconv; } codecvt_base::result codecvt<char, char, mbstate_t>:: do_unshift(state_type&, extern_type* __to, extern_type*, extern_type*& __to_next) const { __to_next = __to; return noconv; } codecvt_base::result codecvt<char, char, mbstate_t>:: do_in(state_type&, const extern_type* __from, const extern_type*, const extern_type*& __from_next, intern_type* __to, intern_type*, intern_type*& __to_next) const { // _GLIBCXX_RESOLVE_LIB_DEFECTS // According to the resolution of DR19, "If returns noconv [...] // there are no changes to the values in [to, to_limit)." __from_next = __from; __to_next = __to; return noconv; } int codecvt<char, char, mbstate_t>:: do_encoding() const throw() { return 1; } bool codecvt<char, char, mbstate_t>:: do_always_noconv() const throw() { return true; } int codecvt<char, char, mbstate_t>:: do_length (state_type&, const extern_type* __from, const extern_type* __end, size_t __max) const { size_t __d = static_cast<size_t>(__end - __from); return std::min(__max, __d); } int codecvt<char, char, mbstate_t>:: do_max_length() const throw() { return 1; } #ifdef _GLIBCXX_USE_WCHAR_T // codecvt<wchar_t, char, mbstate_t> required specialization codecvt<wchar_t, char, mbstate_t>:: codecvt(size_t __refs) : __codecvt_abstract_base<wchar_t, char, mbstate_t>(__refs), _M_c_locale_codecvt(_S_get_c_locale()) { } codecvt<wchar_t, char, mbstate_t>:: codecvt(__c_locale __cloc, size_t __refs) : __codecvt_abstract_base<wchar_t, char, mbstate_t>(__refs), _M_c_locale_codecvt(_S_clone_c_locale(__cloc)) { } codecvt<wchar_t, char, mbstate_t>:: ~codecvt() { _S_destroy_c_locale(_M_c_locale_codecvt); } codecvt_base::result codecvt<wchar_t, char, mbstate_t>:: do_unshift(state_type&, extern_type* __to, extern_type*, extern_type*& __to_next) const { // XXX Probably wrong for stateful encodings __to_next = __to; return noconv; } bool codecvt<wchar_t, char, mbstate_t>:: do_always_noconv() const throw() { return false; } #endif // _GLIBCXX_USE_WCHAR_T _GLIBCXX_END_NAMESPACE_VERSION } // namespace
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