(find-tag-noselect): Save the value of

tags-file-name before switching buffers, for the case it has a
buffer-local value.

lisp/ChangeLog

+2001-01-15  Gerd Moellmann  <gerd@gnu.org>
+
+	* progmodes/etags.el (find-tag-noselect): Save the value of
+	tags-file-name before switching buffers, for the case it has a
+	buffer-local value.
+
 2001-01-15  Alex Schroeder  <alex@gnu.org>
 	* ansi-color.el (ansi-colors) <defgroup>: Fix :version by Dave

lisp/progmodes/etags.el

@@ -820,9 +820,11 @@ See documentation of variable `tags-file-name'."
   (interactive (find-tag-interactive "Find tag: "))
 
   (setq find-tag-history (cons tagname find-tag-history))
-  ;; Save the current buffer's value of `find-tag-hook' before selecting the
-  ;; tags table buffer.
-  (let ((local-find-tag-hook find-tag-hook))
+  ;; Save the current buffer's value of `find-tag-hook' before
+  ;; selecting the tags table buffer.  For the same reason, save value
+  ;; of `tags-file-name' in case it has a buffer-local value.
+  (let ((local-find-tag-hook find-tag-hook)
+	(tags-file-name tags-file-name))
     (if (eq '- next-p)
 	;; Pop back to a previous location.
 	(if (ring-empty-p tags-location-ring)