Variable: tags-compression-info-list
tags-compression-info-list is a customizable variable defined in
etags.el.gz.
Value
("" ".Z" ".bz2" ".gz" ".xz" ".tgz")
Documentation
List of extensions tried by etags when auto-compression-mode(var)/auto-compression-mode(fun) is on.
An empty string means search the non-compressed file.
This variable was added, or its default value changed, in Emacs 24.1.
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/etags.el.gz
;;;###autoload
(defcustom tags-compression-info-list
'("" ".Z" ".bz2" ".gz" ".xz" ".tgz")
"List of extensions tried by etags when `auto-compression-mode' is on.
An empty string means search the non-compressed file."
:version "24.1" ; added xz
:type '(repeat string))