(tags-table-mode): Disable undo.

diff --git a/lisp/progmodes/etags.el b/lisp/progmodes/etags.el
index 4148f327ecc852cdf25e4166ba859b09dc2f1de1..823b4e7a0581468a6dba9f6299aa820d04cc77f5 100644 (file)
--- a/lisp/progmodes/etags.el
+++ b/lisp/progmodes/etags.el
@@ -277,8 +277,9 @@ One argument, the tag info returned by `snarf-tag-function'.")
 (defun tags-table-mode ()
   "Major mode for tags table file buffers."
   (interactive)
-  (setq major-mode 'tags-table-mode)
-  (setq mode-name "Tags Table")
+  (setq major-mode 'tags-table-mode
+        mode-name "Tags Table"
+        buffer-undo-list t)
   (initialize-new-tags-table))
 
 ;;;###autoload