10132-1.cc

linux下编程用 编译软件

// 2003-04-24 P閠ur Run髄fsson <[e-mail]>
// Copyright (C) 2003 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 2, 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.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING.  If not, write to the Free
// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
// USA.

#include <fstream>
#include <locale>
#include <stdexcept>
#include <testsuite_hooks.h>

class Cvt : public std::codecvt<wchar_t, char, std::mbstate_t>
{
protected:
  virtual std::codecvt_base::result
  do_out(std::mbstate_t&, const wchar_t*, const wchar_t*, const wchar_t*&, 
	 char*, char*, char*&) const
  { throw std::runtime_error("codecvt failed"); }
};

int main()
{
  bool test __attribute__((unused)) = true;

  std::locale loc = std::locale(std::locale::classic(), new Cvt);
  std::wfilebuf* fb = new std::wfilebuf;
  fb->pubimbue(loc);
  fb->open("tmp_10132", std::ios_base::out);
  fb->sputc(L'a');
  
  try
    {
      delete fb;
    }
  catch(std::exception& obj)
    {
      VERIFY( false ); 
    }
  return 0;
}