messages_members.cc revision 102782 
1// std::messages implementation details, GNU version -*- C++ -*-
2
3// Copyright (C) 2001, 2002 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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#include <locale>
37
38namespace std
39{
40  // Specializations.
41  template<>
42    string
43    messages<char>::do_get(catalog, int, int, const string& __dfault) const
44    {
45#if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
46      __c_locale __old = __uselocale(_M_c_locale_messages);
47      const char* __msg = const_cast<const char*>(gettext(__dfault.c_str()));
48      __uselocale(__old);
49      return string(__msg);
50#else
51      char* __old = strdup(setlocale(LC_ALL, NULL));
52      setlocale(LC_ALL, _M_name_messages);
53      const char* __msg = gettext(__dfault.c_str());
54      setlocale(LC_ALL, __old);
55      free(__old);
56      return string(__msg);
57#endif
58    }
59}
60