X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=lml.cl;h=8efdc39a063e09a594c30b37eec09f84dc1eecc7;hb=8f2c887a5500d1cba7c1e53e18233085de87a783;hp=4f73fdb071206b0b592053669da37c8f35f64ca5;hpb=ce89c31a4ce6e52280e1a1f32ec9192c8b2bc9a2;p=lml.git

diff --git a/lml.cl b/lml.cl
index 4f73fdb..8efdc39 100644
--- a/lml.cl
+++ b/lml.cl
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Aug 2002
 ;;;;
-;;;; $Id: lml.cl,v 1.6 2002/09/16 09:36:27 kevin Exp $
+;;;; $Id: lml.cl,v 1.7 2002/09/16 09:43:51 kevin Exp $
 ;;;;
 ;;;; This file, part of LML, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -223,7 +223,9 @@
 			(return nil))
 		      (vector-push-extend ch curr-string))
 		    (vector-push-extend #\) curr-string)
-		    (princ (eval (read-from-string curr-string)))
+		    (let ((result (eval (read-from-string curr-string))))
+		      (when result
+			(princ result)))
 		    (setf (fill-pointer curr-string) 0))
 		;; read comma, then non #\( char
 		(progn