2010-07-26  Tom Tromey  <tromey@redhat.com>

	* progmodes/etags.el (tags-file-name): Make safe if stringp.

=== modified file 'lisp/progmodes/etags.el'
--- lisp/progmodes/etags.el	2010-05-01 01:08:43 +0000
+++ lisp/progmodes/etags.el	2010-07-26 15:23:40 +0000
@@ -40,6 +40,7 @@
 Use the `etags' program to make a tags table file.")
 ;; Make M-x set-variable tags-file-name like M-x visit-tags-table.
 ;;;###autoload (put 'tags-file-name 'variable-interactive (purecopy "fVisit tags table: "))
+;;;###autoload (put 'tags-file-name 'safe-local-variable 'stringp)
 
 (defgroup etags nil "Tags tables."
   :group 'tools)