blob: 6c589594bfe1d6064ad1a4686323f0da54d82509 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
; "mulapply.scm" Redefine APPLY take more than 2 arguments.
;Copyright (C) 1991, 2003 Aubrey Jaffer
;
;Permission to copy this software, to modify it, to redistribute it,
;to distribute modified versions, and to use it for any purpose is
;granted, subject to the following restrictions and understandings.
;
;1. Any copy made of this software must include this copyright notice
;in full.
;
;2. I have made no warranty or representation that the operation of
;this software will be error-free, and I am under no obligation to
;provide any services, by way of maintenance, update, or otherwise.
;
;3. In conjunction with products arising from the use of this
;material, there shall be no use of my name in any advertising,
;promotional, or sales literature without prior written consent in
;each case.
;@
(define apply
(letrec ((apply-2 apply)
(append-to-last
(lambda (lst)
(if (null? (cdr lst))
(car lst)
(cons (car lst) (append-to-last (cdr lst)))))))
(lambda args
(apply-2 (car args) (append-to-last (cdr args))))))
|
