/***************************************************************************
 *
 *   Copyright (c) 1989, 1990, 1991, 1992, 1993
 *   Rector and Visitors of the University of Virginia
 *   All Rights Reserved
 *
 *   This file is part of the Mentat system software library. This software
 *   is intended for research and is available free of charge for that
 *   purpose; however, all material is the proprietary source of the
 *   University of Virginia, and may not be disclosed or copied in any
 *   form without the explicit written permission of the Univeristy of
 *   Virginia.
 *
 *   This software is distributed WITHOUT ANY WARRANTY; without even the
 *   implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 *   PURPOSE. This software hereunder is provided on an "as is" basis,
 *   and the University of Virginia has no obligation to provide maintenance,
 *   support, updates, enhancements, or modifications.
 *
 *   Send problems & suggestions to:
 *   mentat@Virginia.EDU
 *
 ***************************************************************************/

// -------------------------------------------------------------------
// This class implements a generic filter function. The important
// charateristic of this type of filter is that they are pure functions.
// Thus, the system can instantiate a new instance to handle every
// invocation. We indicate this in Mentat using the keyword "regular".
// -------------------------------------------------------------------

regular mentat class gfilter {
  public:
    int	one_arg(int arg1);
    int	two_arg(int arg1, int arg2);
    int	three_arg(int arg1, int arg2, int arg3);
};