Subversion Repositories scarts

// 2003-05-03  Petur Runolfsson  <peturr02@ru.is>

// 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.

// 27.8.1.4 Overridden virtual functions

#include <locale>

#include <fstream>

#include <cctype>

#include <testsuite_hooks.h>

class Cvt_to_upper : public std::codecvt<char, char, std::mbstate_t>

{

  typedef std::codecvt<char, char, std::mbstate_t> Base;

public:

  explicit Cvt_to_upper(std::size_t refs = 0)

  : Base(refs)

  { }

protected:

  virtual result

  do_in(state_type&,

        const extern_type* from, const extern_type* from_end,

        const extern_type*& from_next,

        intern_type* to, intern_type* to_end,

        intern_type*& to_next) const

  {

    while (from < from_end && to < to_end)

      *to++ = std::toupper(*from++);

    to_next = to;

    from_next = from;

    return from == from_end ? ok : partial;

  }

  virtual bool

  do_always_noconv() const throw()

  {

    return false;

  }

};

// libstdc++/9027

void test01()

{

  using namespace std;

  bool test __attribute__((unused)) = true;

  const char* name = "filebuf_virtuals-1.txt";

  locale loc (locale::classic(), new Cvt_to_upper);

  filebuf fbin;

  fbin.pubimbue(loc);

  fbin.open(name, ios_base::in);

  int c;

  while ((c = fbin.sbumpc()) != EOF)

    {

      VERIFY( !islower(c) );

    }

  fbin.close();

}

int main()

{

  test01();

  return 0;

}