From: Miles Bader <miles@gnu.org>
Date: Tue, 10 Oct 2000 02:48:40 +0000 (+0000)
Subject: (display-battery): Use `add-to-list'.
X-Git-Tag: emacs-pretest-21.0.90~988
X-Git-Url: https://code.delx.au/gnu-emacs/commitdiff_plain/862a7e281e2a3eaae9f527b8d361d33bff7bc0dd

(display-battery): Use `add-to-list'.
---

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index cec95234ca..fbcdf3e4cc 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2000-10-10  Miles Bader  <miles@lsi.nec.co.jp>
+
+	* subr.el (add-to-list): Add optional argument APPEND.
+	* battery.el (display-battery): Use `add-to-list'.
+
 2000-10-09  Thien-Thi Nguyen  <ttn@gnu.org>
 
 	* play/zone.el (zone-timer, zone-wc-tbl): Rework
diff --git a/lisp/battery.el b/lisp/battery.el
index d8171874c3..ccafa8bf21 100644
--- a/lisp/battery.el
+++ b/lisp/battery.el
@@ -1,6 +1,6 @@
 ;;; battery.el --- display battery status information.
 
-;; Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+;; Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
 
 ;; Author: Ralph Schleicher <rs@nunatak.allgaeu.org>
 ;; Keywords: hardware
@@ -108,9 +108,7 @@ seconds."
   (interactive)
   (setq battery-mode-line-string "")
   (or global-mode-string (setq global-mode-string '("")))
-  (or (memq 'battery-mode-line-string global-mode-string)
-      (setq global-mode-string (append global-mode-string
-				       '(battery-mode-line-string))))
+  (add-to-list 'global-mode-string 'battery-mode-line-string t)
   (and battery-update-timer (cancel-timer battery-update-timer))
   (setq battery-update-timer (run-at-time nil battery-update-interval
 					  'battery-update-handler))