| /*********************************************************** |
| Copyright 1991, 1992 by Stichting Mathematisch Centrum, Amsterdam, The |
| Netherlands. |
| |
| All Rights Reserved |
| |
| Permission to use, copy, modify, and distribute this software and its |
| documentation for any purpose and without fee is hereby granted, |
| 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 names of Stichting Mathematisch |
| Centrum or CWI not be used in advertising or publicity pertaining to |
| distribution of the software without specific, written prior permission. |
| |
| STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM 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. |
| |
| ******************************************************************/ |
| |
| /* Class object interface */ |
| |
| /* |
| Classes are really hacked in at the last moment. |
| It should be possible to use other object types as base classes, |
| but currently it isn't. We'll see if we can fix that later, sigh... |
| */ |
| |
| extern typeobject Classtype, Instancetype, Instancemethodtype; |
| |
| #define is_classobject(op) ((op)->ob_type == &Classtype) |
| #define is_instanceobject(op) ((op)->ob_type == &Instancetype) |
| #define is_instancemethodobject(op) ((op)->ob_type == &Instancemethodtype) |
| |
| extern object *newclassobject PROTO((object *, object *, object *)); |
| extern object *newinstanceobject PROTO((object *)); |
| extern object *newinstancemethodobject PROTO((object *, object *)); |
| |
| extern object *instancemethodgetfunc PROTO((object *)); |
| extern object *instancemethodgetself PROTO((object *)); |