toolchain/gcc/libstdc++-v3/config/locale/gnu/messages_members.cc

   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 #include <bits/c++locale_internal.h>
  38
  39 namespace std
  40 {
  41   // Specializations.
  42   template<>
  43     string
  44     messages<char>::do_get(catalog, int, int, const string& __dfault) const
  45     {
  46 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
  47       __c_locale __old = __uselocale(_M_c_locale_messages);
  48       const char* __msg = const_cast<const char*>(gettext(__dfault.c_str()));
  49       __uselocale(__old);
  50       return string(__msg);
  51 #else
  52       char* __old = strdup(setlocale(LC_ALL, NULL));
  53       setlocale(LC_ALL, _M_name_messages);
  54       const char* __msg = gettext(__dfault.c_str());
  55       setlocale(LC_ALL, __old);
  56       free(__old);
  57       return string(__msg);
  58 #endif
  59     }
  60
  61 #ifdef _GLIBCXX_USE_WCHAR_T
  62   template<>
  63     wstring
  64     messages<wchar_t>::do_get(catalog, int, int, const wstring& __dfault) const
  65     {
  66 # if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2)
  67       __c_locale __old = __uselocale(_M_c_locale_messages);
  68       char* __msg = gettext(_M_convert_to_char(__dfault));
  69       __uselocale(__old);
  70       return _M_convert_from_char(__msg);
  71 # else
  72       char* __old = strdup(setlocale(LC_ALL, NULL));
  73       setlocale(LC_ALL, _M_name_messages);
  74       char* __msg = gettext(_M_convert_to_char(__dfault));
  75       setlocale(LC_ALL, __old);
  76       free(__old);
  77       return _M_convert_from_char(__msg);
  78 # endif
  79     }
  80 #endif
  81 }