X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=lists.lisp;h=336baa02864fd29363c82ef90949aed6e6cfddae;hb=035b66e6fe51559e2db70691ddcae4ab641a4873;hp=77b6fa52401157e11b78451156903100a4df6775;hpb=042a035d9708f98f43b41ac07171ee0570658c8b;p=kmrcl.git

diff --git a/lists.lisp b/lists.lisp
index 77b6fa5..336baa0 100644
--- a/lists.lisp
+++ b/lists.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: lists.lisp,v 1.9 2003/07/31 07:32:11 kevin Exp $
+;;;; $Id$
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -42,13 +42,15 @@
     (unless (find elem l1)
       (setq l1 (append l1 (list elem))))))
 
-(defun remove-tree-if (pred tree)
+(defun remove-from-tree-if (pred tree atom-processor)
   "Strip from tree of atoms that satistify predicate"
   (if (atom tree)
       (unless (funcall pred tree)
-	tree)
-    (let ((car-strip (remove-tree-if pred (car tree)))
-	  (cdr-strip (remove-tree-if pred (cdr tree))))
+	(if atom-processor
+	    (funcall atom-processor tree)
+	  tree))
+    (let ((car-strip (remove-from-tree-if pred (car tree) atom-processor))
+	  (cdr-strip (remove-from-tree-if pred (cdr tree) atom-processor)))
       (cond
        ((and car-strip (atom (cadr tree)) (null cdr-strip))
 	(list car-strip))
@@ -169,7 +171,7 @@
 
 (defun plist-alist (plist)
   (do ((alist '())
-       (pl plist (cddr plist)))
+       (pl plist (cddr pl)))
       ((null pl) alist)
     (setq alist (acons (car pl) (cadr pl) alist))))