source: Daodan/MSYS2/mingw32/include/c++/11.2.0/i686-w64-mingw32/bits/messages_members.h

// std::messages implementation details, generic version -*- C++ -*-

// Copyright (C) 2001-2021 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/>.

/** @file bits/messages_members.h
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{locale}
 */

//
// ISO C++ 14882: 22.2.7.1.2  messages virtual functions
//

// Written by Benjamin Kosnik <bkoz@redhat.com>

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

  // Non-virtual member functions.
  template<typename _CharT>
     messages<_CharT>::messages(size_t __refs)
     : facet(__refs)
     { _M_c_locale_messages = _S_get_c_locale(); }

  template<typename _CharT>
     messages<_CharT>::messages(__c_locale, const char*, size_t __refs)
     : facet(__refs)
     { _M_c_locale_messages = _S_get_c_locale(); }

  template<typename _CharT>
    typename messages<_CharT>::catalog
    messages<_CharT>::open(const basic_string<char>& __s, const locale& __loc,
                           const char*) const
    { return this->do_open(__s, __loc); }

  // Virtual member functions.
  template<typename _CharT>
    messages<_CharT>::~messages()
    { _S_destroy_c_locale(_M_c_locale_messages); }

  template<typename _CharT>
    typename messages<_CharT>::catalog
    messages<_CharT>::do_open(const basic_string<char>&, const locale&) const
    { return 0; }

  template<typename _CharT>
    typename messages<_CharT>::string_type
    messages<_CharT>::do_get(catalog, int, int,
                             const string_type& __dfault) const
    { return __dfault; }

  template<typename _CharT>
    void
    messages<_CharT>::do_close(catalog) const
    { }

   // messages_byname
   template<typename _CharT>
     messages_byname<_CharT>::messages_byname(const char* __s, size_t __refs)
     : messages<_CharT>(__refs)
     {
        if (__builtin_strcmp(__s, "C") != 0
            && __builtin_strcmp(__s, "POSIX") != 0)
          {
            this->_S_destroy_c_locale(this->_M_c_locale_messages);
            this->_S_create_c_locale(this->_M_c_locale_messages, __s);
          }
     }

_GLIBCXX_END_NAMESPACE_VERSION
} // namespace