(shell-input-autoexpand): Fix customize type.

diff --git a/lisp/shell.el b/lisp/shell.el
index 5b3c09cb41367383598c0ac552c583c616ca2049..a751aa52e934193b606e9944cca6d0d5b5a64226 100644 (file)
--- a/lisp/shell.el
+++ b/lisp/shell.el
@@ -266,7 +266,10 @@ into the buffer's input ring.  See also `comint-magic-space' and
 
 This variable supplies a default for `comint-input-autoexpand',
 for Shell mode only."
-  :type '(choice (const nil) (const input) (const history))
+  :type '(choice (const :tag "off" nil)
+                (const input)
+                (const history)
+                (const :tag "on" t))
   :type 'shell)
 
 (defvar shell-dirstack nil