libstdc++-v3/config/locale/gnu/messages_members.h

   1 // std::messages implementation details, GNU version -*- C++ -*-
   2
   3 // Copyright (C) 2001, 2002, 2003 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 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      {
  41 #if !(__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2))
  42        _M_name_messages = _S_get_c_name();
  43 #endif
  44        _M_c_locale_messages = _S_get_c_locale();
  45      }
  46
  47   template<typename _CharT>
  48      messages<_CharT>::messages(__c_locale __cloc,
  49                                 const char* __s __attribute__ ((__unused__)),
  50                                 size_t __refs)
  51      : facet(__refs)
  52      {
  53 #if !(__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2))
  54        char* __tmp = new char[std::strlen(__s) + 1];
  55        std::strcpy(__tmp, __s);
  56        _M_name_messages = __tmp;
  57 #endif
  58        _M_c_locale_messages = _S_clone_c_locale(__cloc);
  59      }
  60
  61   template<typename _CharT>
  62     typename messages<_CharT>::catalog
  63     messages<_CharT>::open(const basic_string<char>& __s, const locale& __loc,
  64                            const char* __dir) const
  65     {
  66       bindtextdomain(__s.c_str(), __dir);
  67       return this->do_open(__s, __loc);
  68     }
  69
  70   // Virtual member functions.
  71   template<typename _CharT>
  72     messages<_CharT>::~messages()
  73     {
  74 #if !(__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2))
  75       if (_M_name_messages != _S_get_c_name())
  76         delete [] _M_name_messages;
  77 #endif
  78       _S_destroy_c_locale(_M_c_locale_messages);
  79     }
  80
  81   template<typename _CharT>
  82     typename messages<_CharT>::catalog
  83     messages<_CharT>::do_open(const basic_string<char>& __s,
  84                               const locale&) const
  85     {
  86       // No error checking is done, assume the catalog exists and can
  87       // be used.
  88       textdomain(__s.c_str());
  89       return 0;
  90     }
  91
  92   template<typename _CharT>
  93     void
  94     messages<_CharT>::do_close(catalog) const
  95     { }
  96
  97    // messages_byname
  98    template<typename _CharT>
  99      messages_byname<_CharT>::messages_byname(const char* __s, size_t __refs)
 100      : messages<_CharT>(__refs)
 101      {
 102 #if !(__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2))
 103        if (this->_M_name_messages != locale::facet::_S_get_c_name())
 104          delete [] this->_M_name_messages;
 105        char* __tmp = new char[std::strlen(__s) + 1];
 106        std::strcpy(__tmp, __s);
 107        this->_M_name_messages = __tmp;
 108 #endif
 109         if (std::strcmp(__s, "C") != 0 && std::strcmp(__s, "POSIX") != 0)
 110           {
 111             _S_destroy_c_locale(this->_M_c_locale_messages);
 112             _S_create_c_locale(this->_M_c_locale_messages, __s);
 113           }
 114      }