source: trunk/j/src/org/armedbear/lisp/copy-symbol.lisp @ 5224

Last change on this file since 5224 was 5224, checked in by piso, 17 years ago

Initial checkin.

File size: 1.3 KB
Line 
1;;; copy-symbol.lisp
2;;;
3;;; Copyright (C) 2003 Peter Graves
4;;; $Id: copy-symbol.lisp,v 1.1 2003-12-20 15:20:09 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(in-package "SYSTEM")
21
22;;; From CMUCL.
23
24(defun copy-symbol (symbol &optional (copy-props nil) &aux new-symbol)
25  (setq new-symbol (make-symbol (symbol-name symbol)))
26  (when copy-props
27    (when (boundp symbol)
28      (set new-symbol (symbol-value symbol)))
29    (setf (symbol-plist new-symbol) (copy-list (symbol-plist symbol)))
30    (when (fboundp symbol)
31      (setf (symbol-function new-symbol) (symbol-function symbol))))
32  new-symbol)
Note: See TracBrowser for help on using the repository browser.