Make etags-select invoke visit-tags-table is tags-table-list is empty

gistfile1.txt

commit f4a21a1e16f6e9234dc4930b4a68feb67fafaf1b
Author: Niko Matsakis <niko@alum.mit.edu>
Date:   Tue May 7 11:25:56 2013 -0400

    query if the tags table is not yet loaded

diff --git a/emacs/etags-select.el b/emacs/etags-select.el
index 751ac18..96bcdb0 100644
--- a/emacs/etags-select.el
+++ b/emacs/etags-select.el
@@ -257,7 +257,12 @@ to do."
   "Get tag files."
   (if etags-select-use-xemacs-etags-p
       (buffer-tag-table-list)
-    (mapcar 'tags-expand-table-name tags-table-list)))
+    ; NDM---modified this to invoke (visit-tags-table) if tags-table-list is
+    ; empty
+    (progn
+      (if (not tags-table-list)
+          (visit-tags-table-buffer))
+      (mapcar 'tags-expand-table-name tags-table-list))))
 
 (defun etags-select-get-completion-table ()
   "Get the tag completion table."