X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=genutils.lisp;h=55751ff84fb41faf7ed51fc9cb23b76eb360ae11;hb=d691dfbbed177726ba5a5313e23568c21e045359;hp=09b14fa1be3382289f1ce0b1c88573794dfa879f;hpb=8646b9afb9979064c3b0b79990c064dce7cb12b7;p=kmrcl.git

diff --git a/genutils.lisp b/genutils.lisp
index 09b14fa..55751ff 100644
--- a/genutils.lisp
+++ b/genutils.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Apr 2000
 ;;;;
-;;;; $Id: genutils.lisp,v 1.5 2002/10/12 06:10:17 kevin Exp $
+;;;; $Id: genutils.lisp,v 1.7 2002/11/04 19:19:04 kevin Exp $
 ;;;;
 ;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -252,7 +252,7 @@
 
 
 (defun mapcar-append-string-nontailrec (func v)
-"Concatenate results of mapcar lambda calls"  
+  "Concatenate results of mapcar lambda calls"  
   (aif (car v)
        (concatenate 'string (funcall func it)
 		    (mapcar-append-string-nontailrec func (cdr v)))
@@ -260,7 +260,7 @@
 
 
 (defun mapcar-append-string (func v &optional (accum ""))
-"Concatenate results of mapcar lambda calls"  
+  "Concatenate results of mapcar lambda calls"  
   (aif (car v)
        (mapcar-append-string 
 	func 
@@ -268,9 +268,8 @@
 	(concatenate 'string accum (funcall func it)))
        accum))
 
-
 (defun mapcar2-append-string-nontailrec (func la lb)
-"Concatenate results of mapcar lambda call's over two lists"  
+  "Concatenate results of mapcar lambda call's over two lists"  
   (let ((a (car la))
 	(b (car lb)))
     (if (and a b)
@@ -279,7 +278,7 @@
       "")))
   
 (defun mapcar2-append-string (func la lb &optional (accum ""))
-"Concatenate results of mapcar lambda call's over two lists"  
+  "Concatenate results of mapcar lambda call's over two lists"  
   (let ((a (car la))
 	(b (car lb)))
     (if (and a b)
@@ -295,11 +294,12 @@
 
 (defun indent-spaces (n &optional (stream *standard-output*))
   "Indent n*2 spaces to output stream"
-  (let ((fmt (format nil "~~~DT" (+ n n))))
-    (format stream fmt)))
+  (when (numberp n)
+    (let ((fmt (format nil "~~~DT" (+ n n))))
+      (format stream fmt))))
 
 (defun print-list (l &optional (output *standard-output*))
-"Print a list to a stream"
+  "Print a list to a stream"
   (if (consp l)
     (progn
       (mapcar (lambda (x) (princ x output) (princ #\newline output)) l)
@@ -307,7 +307,7 @@
     nil))
 
 (defun print-rows (rows &optional (ostrm *standard-output*))
-"Print a list of list rows to a stream"  
+  "Print a list of list rows to a stream"  
   (dolist (r rows)
     (mapcar (lambda (a) (princ a ostrm) (princ #\space ostrm)) r)
     (terpri ostrm)))