[Emacs-diffs] Changes to emacs/lisp/cus-edit.el,v

[Richard M. Stallman]

CVSROOT:        /cvsroot/emacs
Module name:    emacs
Changes by:     Richard M. Stallman <rms>       06/06/19 21:46:54

Index: cus-edit.el
===================================================================
RCS file: /cvsroot/emacs/emacs/lisp/cus-edit.el,v
retrieving revision 1.293
retrieving revision 1.294
diff -u -b -r1.293 -r1.294
--- cus-edit.el 16 Jun 2006 15:12:09 -0000      1.293
+++ cus-edit.el 19 Jun 2006 21:46:54 -0000      1.294
@@ -1055,6 +1055,8 @@
 (defun customize-option (symbol)
   "Customize SYMBOL, which must be a user option variable."
   (interactive (custom-variable-prompt))
+  (unless symbol
+    (error "No variable specified"))
   (let ((basevar (indirect-variable symbol)))
     (custom-buffer-create (list (list basevar 'custom-variable))
                          (format "*Customize Option: %s*"
@@ -1070,6 +1072,8 @@
   "Customize SYMBOL, which must be a user option variable.
 Show the buffer in another window, but don't select it."
   (interactive (custom-variable-prompt))
+  (unless symbol
+    (error "No variable specified"))
   (let ((basevar (indirect-variable symbol)))
     (custom-buffer-create-other-window
      (list (list basevar 'custom-variable))