Function: etags-verify-tags-table
etags-verify-tags-table is an autoloaded and byte-compiled function
defined in etags.el.gz.
Signature
(etags-verify-tags-table)
Documentation
Return non-nil if the current buffer is a valid etags TAGS file.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/etags.el.gz
(defun etags-verify-tags-table ()
"Return non-nil if the current buffer is a valid etags TAGS file."
;; Use eq instead of = in case char-after returns nil.
(eq (char-after (point-min)) ?\f))