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tty_unix.H

Go to the documentation of this file.

/*
 * Copyright 1997, Brown University, Providence, RI.
 * 
 *                         All Rights Reserved
 * 
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose other than its incorporation into a
 * commercial product is hereby granted without fee, provided that the
 * above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of Brown University not be used in
 * advertising or publicity pertaining to distribution of the software
 * without specific, written prior permission.
 * 
 * BROWN UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ANY
 * PARTICULAR PURPOSE.  IN NO EVENT SHALL BROWN UNIVERSITY BE LIABLE FOR
 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
#ifndef TTY_UNIX_HAS_BEEN_INCLUDED
#define TTY_UNIX_HAS_BEEN_INCLUDED

#include "std/list.H"
#include "tty/tty.H"


class UNIX_MANAGER : public FD_MANAGER {
  public:
      class tty_to_id {
         public:
            FD_EVENT    *_fd;
            tty_to_id() : _fd(0) { }
            tty_to_id(FD_EVENT *fd) : _fd(fd) { }
            int operator == (const tty_to_id &i) const { return _fd == i._fd; }
      };

  protected :
   ARRAY<tty_to_id> _ids;

   virtual void add(FD_EVENT *fd)   { _ids += tty_to_id(fd); }
   virtual void rem(FD_EVENT *fd)   { if (_ids.contains(tty_to_id(fd)))
                                        _ids -= tty_to_id(fd); }

   virtual void add(FD_TIMEOUT *fd) { FD_MANAGER::add(fd);}
   virtual void rem(FD_TIMEOUT *fd) { FD_MANAGER::rem(fd);}

  public :
   UNIX_MANAGER() { }

   virtual void loop(int infinite = 1);
};
#endif

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