X-Git-Url: https://git.distorted.org.uk/~mdw/lisp/blobdiff_plain/2af61873236491d221b3cbd8bbab4320a2beb7f4..53e95db096ab58c3acbf176f4c671cb612d832ae:/mdw-base.lisp

diff --git a/mdw-base.lisp b/mdw-base.lisp
index 2c463e9..88ef8ba 100644
--- a/mdw-base.lisp
+++ b/mdw-base.lisp
@@ -80,8 +80,7 @@
   (typecase str
     (string str)
     (symbol (symbol-name str))
-    (t (with-output-to-string (s)
-	 (princ str s)))))
+    (t (princ-to-string str))))
 
 (defun mappend (function list &rest more-lists)
   "Apply FUNCTION to corresponding elements of LIST and MORE-LISTS, yielding
@@ -119,9 +118,12 @@
 (defun whitespace-char-p (ch)
   "Return whether CH is a whitespace character or not."
   (case ch
-    ((#\space #\tab #\newline #\return #\vt
-	      #+cmu #\formfeed
-	      #+clisp #\page) t)
+    (#.(loop for i below char-code-limit
+	     for ch = (code-char i)
+	     unless (with-input-from-string (in (string ch))
+		      (peek-char t in nil))
+	     collect ch)
+       t)
     (t nil)))
 
 (declaim (ftype (function nil ()) slot-unitialized))