X-Git-Url: https://git.distorted.org.uk/~mdw/lisp/blobdiff_plain/8f801ae819d1f622601c9786a0fce27102b49378..0a198ceab8afb11ff5ce1ee614d22bc80970c187:/mdw-base.lisp

diff --git a/mdw-base.lisp b/mdw-base.lisp
index 23bb4ef..2c1a79c 100644
--- a/mdw-base.lisp
+++ b/mdw-base.lisp
@@ -13,12 +13,12 @@
 ;;; it under the terms of the GNU General Public License as published by
 ;;; the Free Software Foundation; either version 2 of the License, or
 ;;; (at your option) any later version.
-;;; 
+;;;
 ;;; This program is distributed in the hope that it will be useful,
 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 ;;; GNU General Public License for more details.
-;;; 
+;;;
 ;;; You should have received a copy of the GNU General Public License
 ;;; along with this program; if not, write to the Free Software Foundation,
 ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
@@ -31,7 +31,8 @@
   (:export #:unsigned-fixnum
 	   #:compile-time-defun
 	   #:show
-	   #:stringify #:mappend #:listify #:fix-pair #:pairify
+	   #:stringify #:functionify #:mappend
+	   #:listify #:fix-pair #:pairify
 	   #:parse-body #:with-parsed-body
 	   #:whitespace-char-p
 	   #:slot-uninitialized
@@ -81,8 +82,14 @@
   (typecase str
     (string str)
     (symbol (symbol-name str))
-    (t (with-output-to-string (s)
-	 (princ str s)))))
+    (t (princ-to-string str))))
+
+(defun functionify (func)
+  "Convert the function-designator FUNC to a function."
+  (declare (type (or function symbol) func))
+  (etypecase func
+    (function func)
+    (symbol (symbol-function func))))
 
 (defun mappend (function list &rest more-lists)
   "Apply FUNCTION to corresponding elements of LIST and MORE-LISTS, yielding
@@ -120,9 +127,12 @@
 (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))