X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;ds=sidebyside;f=strings.lisp;h=e12d9d9aeee29c2db549e0bad4410ae9ac67ff44;hb=2359ec8676836fb4a99ea8c9450fadd35a3d248f;hp=2537616e10107d9f6274843a22199da30a1c0d11;hpb=0e37bb279e050a6a5afe049dff75cd46d3016290;p=kmrcl.git

diff --git a/strings.lisp b/strings.lisp
index 2537616..e12d9d9 100644
--- a/strings.lisp
+++ b/strings.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: strings.lisp,v 1.22 2003/05/06 08:15:15 kevin Exp $
+;;;; $Id: strings.lisp,v 1.23 2003/05/08 19:19:08 kevin Exp $
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -236,12 +236,16 @@ list of characters and replacement strings."
 (defun concat-separated-strings (separator &rest lists)
   (format nil (format nil "~~{~~A~~^~A~~}" separator) (append-sublists lists)))
 
+(defun only-null-list-elements-p (lst)
+  (or (null lst) (every #'null lst)))
+
 (defun print-separated-strings (strm separator &rest lists)
   (declare (optimize (speed 3) (safety 0) (space 0) (debug 0)
 		     (compilation-speed 0)))
   (do* ((rest-lists lists (cdr rest-lists))
 	(list (car rest-lists) (car rest-lists))
-	(last-list (null (cdr rest-lists)) (null (cdr rest-lists))))
+	(last-list (only-null-list-elements-p (cdr rest-lists))
+		   (only-null-list-elements-p (cdr rest-lists))))
        ((null rest-lists) strm)
     (do* ((lst list (cdr lst))
 	  (elem (car lst) (car lst))