1 ;;;; This software is part of the SBCL system. See the README file for
4 ;;;; This software is derived from software originally released by Xerox
5 ;;;; Corporation. Copyright and release statements follow. Later modifications
6 ;;;; to the software are in the public domain and are provided with
7 ;;;; absolutely no warranty. See the COPYING and CREDITS files for more
10 ;;;; copyright information from original PCL sources:
12 ;;;; Copyright (c) 1985, 1986, 1987, 1988, 1989, 1990 Xerox Corporation.
13 ;;;; All rights reserved.
15 ;;;; Use and copying of this software and preparation of derivative works based
16 ;;;; upon this software are permitted. Any distribution of this software or
17 ;;;; derivative works must comply with all applicable United States export
20 ;;;; This software is made available AS IS, and Xerox Corporation makes no
21 ;;;; warranty about the software, its performance or its conformity to any
26 ;;; The built-in method combination types as taken from page 1-31 of
27 ;;; 88-002R. Note that the STANDARD method combination type is defined
28 ;;; by hand in the file combin.lisp.
29 (define-method-combination + :identity-with-one-argument t
)
30 (define-method-combination and
:identity-with-one-argument t
)
31 (define-method-combination append
:identity-with-one-argument nil
)
32 (define-method-combination list
:identity-with-one-argument nil
)
33 (define-method-combination max
:identity-with-one-argument t
)
34 (define-method-combination min
:identity-with-one-argument t
)
35 (define-method-combination nconc
:identity-with-one-argument t
)
36 (define-method-combination or
:identity-with-one-argument t
)
37 (define-method-combination progn
:identity-with-one-argument t
)