1// std::messages implementation details, generic version -*- C++ -*-
2
3// Copyright (C) 2001, 2003, 2004 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 2, 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// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// As a special exception, you may use this file as part of a free software
22// library without restriction.  Specifically, if other files instantiate
23// templates or use macros or inline functions from this file, or you compile
24// this file and link it with other files to produce an executable, this
25// file does not by itself cause the resulting executable to be covered by
26// the GNU General Public License.  This exception does not however
27// invalidate any other reasons why the executable file might be covered by
28// the GNU General Public License.
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  // Non-virtual member functions.
37  template<typename _CharT>
38     messages<_CharT>::messages(size_t __refs)
39     : facet(__refs)
40     { _M_c_locale_messages = _S_get_c_locale(); }
41
42  template<typename _CharT>
43     messages<_CharT>::messages(__c_locale, const char*, size_t __refs)
44     : facet(__refs)
45     { _M_c_locale_messages = _S_get_c_locale(); }
46
47  template<typename _CharT>
48    typename messages<_CharT>::catalog
49    messages<_CharT>::open(const basic_string<char>& __s, const locale& __loc,
50			   const char*) const
51    { return this->do_open(__s, __loc); }
52
53  // Virtual member functions.
54  template<typename _CharT>
55    messages<_CharT>::~messages()
56    { _S_destroy_c_locale(_M_c_locale_messages); }
57
58  template<typename _CharT>
59    typename messages<_CharT>::catalog
60    messages<_CharT>::do_open(const basic_string<char>&, const locale&) const
61    { return 0; }
62
63  template<typename _CharT>
64    typename messages<_CharT>::string_type
65    messages<_CharT>::do_get(catalog, int, int,
66			     const string_type& __dfault) const
67    { return __dfault; }
68
69  template<typename _CharT>
70    void
71    messages<_CharT>::do_close(catalog) const
72    { }
73
74   // messages_byname
75   template<typename _CharT>
76     messages_byname<_CharT>::messages_byname(const char* __s, size_t __refs)
77     : messages<_CharT>(__refs)
78     {
79	if (std::strcmp(__s, "C") != 0 && std::strcmp(__s, "POSIX") != 0)
80	  {
81	    this->_S_destroy_c_locale(this->_M_c_locale_messages);
82	    this->_S_create_c_locale(this->_M_c_locale_messages, __s);
83	  }
84     }
85