/*
 * Copyright (c) 1995, 1996 Gunther Schadow.  All rights reserved.
 *
 * This program 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 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

class ansibuf: public streambuf {

 protected:
  void     init();

 public:
           ansibuf();
           ansibuf(int fd);
           ansibuf(const char *devname);
  virtual ~ansibuf();

  ansibuf *attach(int fd);
  ansibuf *open(const char *devname);
  virtual int underflow();
  virtual int overflow(int c = EOF);
  int is_open() const { return _fileno >= 0; }
  int fd() const { return is_open() ? _fileno : EOF; }
  ansibuf *close();
  virtual int doallocate();
  virtual streampos seekoff(streamoff,