131 lines
4.0 KiB
C++
131 lines
4.0 KiB
C++
// std::messages implementation details, GNU version -*- C++ -*-
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// Copyright (C) 2001-2014 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file bits/messages_members.h
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* This is an internal header file, included by other library headers.
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* Do not attempt to use it directly. @headername{locale}
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*/
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//
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// ISO C++ 14882: 22.2.7.1.2 messages functions
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//
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// Written by Benjamin Kosnik <bkoz@redhat.com>
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#include <libintl.h>
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namespace std _GLIBCXX_VISIBILITY(default)
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{
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_GLIBCXX_BEGIN_NAMESPACE_VERSION
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// Non-virtual member functions.
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template<typename _CharT>
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messages<_CharT>::messages(size_t __refs)
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: facet(__refs), _M_c_locale_messages(_S_get_c_locale()),
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_M_name_messages(_S_get_c_name())
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{ }
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template<typename _CharT>
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messages<_CharT>::messages(__c_locale __cloc, const char* __s,
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size_t __refs)
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: facet(__refs), _M_c_locale_messages(0), _M_name_messages(0)
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{
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if (__builtin_strcmp(__s, _S_get_c_name()) != 0)
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{
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const size_t __len = __builtin_strlen(__s) + 1;
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char* __tmp = new char[__len];
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__builtin_memcpy(__tmp, __s, __len);
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_M_name_messages = __tmp;
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}
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else
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_M_name_messages = _S_get_c_name();
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// Last to avoid leaking memory if new throws.
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_M_c_locale_messages = _S_clone_c_locale(__cloc);
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}
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template<typename _CharT>
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typename messages<_CharT>::catalog
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messages<_CharT>::open(const basic_string<char>& __s, const locale& __loc,
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const char* __dir) const
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{
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bindtextdomain(__s.c_str(), __dir);
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return this->do_open(__s, __loc);
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}
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// Virtual member functions.
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template<typename _CharT>
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messages<_CharT>::~messages()
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{
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if (_M_name_messages != _S_get_c_name())
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delete [] _M_name_messages;
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_S_destroy_c_locale(_M_c_locale_messages);
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}
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template<typename _CharT>
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typename messages<_CharT>::catalog
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messages<_CharT>::do_open(const basic_string<char>& __s,
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const locale&) const
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{
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// No error checking is done, assume the catalog exists and can
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// be used.
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textdomain(__s.c_str());
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return 0;
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}
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template<typename _CharT>
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void
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messages<_CharT>::do_close(catalog) const
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{ }
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// messages_byname
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template<typename _CharT>
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messages_byname<_CharT>::messages_byname(const char* __s, size_t __refs)
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: messages<_CharT>(__refs)
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{
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if (this->_M_name_messages != locale::facet::_S_get_c_name())
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{
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delete [] this->_M_name_messages;
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if (__builtin_strcmp(__s, locale::facet::_S_get_c_name()) != 0)
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{
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const size_t __len = __builtin_strlen(__s) + 1;
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char* __tmp = new char[__len];
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__builtin_memcpy(__tmp, __s, __len);
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this->_M_name_messages = __tmp;
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}
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else
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this->_M_name_messages = locale::facet::_S_get_c_name();
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}
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if (__builtin_strcmp(__s, "C") != 0
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&& __builtin_strcmp(__s, "POSIX") != 0)
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{
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this->_S_destroy_c_locale(this->_M_c_locale_messages);
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this->_S_create_c_locale(this->_M_c_locale_messages, __s);
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}
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}
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_GLIBCXX_END_NAMESPACE_VERSION
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} // namespace
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