1  // std::messages implementation details, IEEE 1003.1-200x version -*- C++ -*-
       2  
       3  // Copyright (C) 2001-2023 Free Software Foundation, Inc.
       4  //
       5  // This file is part of the GNU ISO C++ Library.  This library is free
       6  // software; you can redistribute it and/or modify it under the
       7  // terms of the GNU General Public License as published by the
       8  // Free Software Foundation; either version 3, or (at your option)
       9  // any later version.
      10  
      11  // This library is distributed in the hope that it will be useful,
      12  // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14  // GNU General Public License for more details.
      15  
      16  // Under Section 7 of GPL version 3, you are granted additional
      17  // permissions described in the GCC Runtime Library Exception, version
      18  // 3.1, as published by the Free Software Foundation.
      19  
      20  // You should have received a copy of the GNU General Public License and
      21  // a copy of the GCC Runtime Library Exception along with this program;
      22  // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
      23  // <http://www.gnu.org/licenses/>.
      24  
      25  /** @file bits/messages_members.h
      26   *  This is an internal header file, included by other library headers.
      27   *  Do not attempt to use it directly. @headername{locale}
      28   */
      29  
      30  //
      31  // ISO C++ 14882: 22.2.7.1.2  messages virtual functions
      32  //
      33  
      34  // Written by Benjamin Kosnik <bkoz@redhat.com>
      35  
      36  namespace std _GLIBCXX_VISIBILITY(default)
      37  {
      38  _GLIBCXX_BEGIN_NAMESPACE_VERSION
      39  
      40    // Non-virtual member functions.
      41    template<typename _CharT>
      42      typename messages<_CharT>::catalog
      43      messages<_CharT>::open(const basic_string<char>& __s, const locale& __loc,
      44  			   const char*) const
      45      { return this->do_open(__s, __loc); }
      46  
      47    // Virtual member functions.
      48    template<typename _CharT>
      49      messages<_CharT>::~messages()
      50      { }
      51  
      52    template<typename _CharT>
      53      typename messages<_CharT>::catalog
      54      messages<_CharT>::do_open(const basic_string<char>& __s,
      55  			      const locale&) const
      56      { return reinterpret_cast<catalog>(catopen(__s.c_str(), NL_CAT_LOCALE)); }
      57  
      58    template<typename _CharT>
      59      typename messages<_CharT>::string_type
      60      messages<_CharT>::do_get(catalog __c, int __setid, int __msgid,
      61  			     const string_type& __dfault) const
      62      {
      63        nl_catd __nlc = reinterpret_cast<nl_catd>(__c);
      64        char* __msg = catgets(__nlc, __setid, __msgid,
      65  			    _M_convert_to_char(__dfault));
      66        return _M_convert_from_char(__msg);
      67      }
      68  
      69    template<typename _CharT>
      70      void
      71      messages<_CharT>::do_close(catalog __c) const
      72      { catclose(reinterpret_cast<nl_catd>(__c)); }
      73  
      74  _GLIBCXX_END_NAMESPACE_VERSION
      75  } // namespace