source: trunk/j/src/org/armedbear/lisp/and.lisp @ 11288

Last change on this file since 11288 was 11288, checked in by ehuelsmann, 13 years ago

Set svn:eol-style property on (most) Java and all lisp files.

  • Property svn:eol-style set to native
File size: 1.0 KB
Line 
1;;; and.lisp
2;;;
3;;; Copyright (C) 2004 Peter Graves
4;;; $Id: and.lisp,v 1.1 2004-03-31 02:55:51 piso Exp $
5;;;
6;;; This program is free software; you can redistribute it and/or
7;;; modify it under the terms of the GNU General Public License
8;;; as published by the Free Software Foundation; either version 2
9;;; of the License, or (at your option) any later version.
10;;;
11;;; This program is distributed in the hope that it will be useful,
12;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14;;; GNU General Public License for more details.
15;;;
16;;; You should have received a copy of the GNU General Public License
17;;; along with this program; if not, write to the Free Software
18;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19
20;;; Adapted from CMUCL.
21
22(in-package "SYSTEM")
23
24(defmacro and (&rest forms)
25  (cond ((endp forms) t)
26  ((endp (rest forms)) (first forms))
27  (t
28   `(if ,(first forms)
29        (and ,@(rest forms))
30        nil))))
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