From: Dave Love <fx@gnu.org>
Date: Thu, 15 Feb 2001 00:10:06 +0000 (+0000)
Subject: (battery-status-function): Fix doc, :type.
X-Git-Tag: emacs-pretest-21.0.98~7
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=681e6b4b6beeb96c168c7e85cb84a06a9f79e835;p=emacs.git

(battery-status-function): Fix doc, :type.
---

diff --git a/lisp/battery.el b/lisp/battery.el
index ccafa8bf213..67e129b9330 100644
--- a/lisp/battery.el
+++ b/lisp/battery.el
@@ -44,14 +44,14 @@
 	      (file-readable-p "/proc/apm"))
 	 'battery-linux-proc-apm))
   "*Function for getting battery status information.
-The function have to return an alist of conversion definitions.
-Cons cells are of the form
+The function has to return an alist of conversion definitions.
+Its cons cells are of the form
 
     (CONVERSION . REPLACEMENT-TEXT)
 
 CONVERSION is the character code of a \"conversion specification\"
 introduced by a `%' character in a control string."
-  :type 'function
+  :type '(choice (const nil) function)
   :group 'battery)
 
 (defcustom battery-echo-area-format