From 9d409746df593a6579bf7fd4d8ecff08e278cdf8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Harald=20J=C3=B6rg?= <haj@posteo.de>
Date: Wed, 5 Aug 2020 15:37:13 +0200
Subject: [PATCH] cperl-mode: Workaround for failure of cperl-write-tags

* lisp/progmodes/cperl-mode.el (cperl-mode): Accomodate recent
changes in etags (bug#42356).
---
 lisp/progmodes/cperl-mode.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/progmodes/cperl-mode.el b/lisp/progmodes/cperl-mode.el
index cdbb59a5add..6755d10f1ab 100644
--- a/lisp/progmodes/cperl-mode.el
+++ b/lisp/progmodes/cperl-mode.el
@@ -6786,6 +6786,7 @@ Use as
   (or topdir
       (setq topdir default-directory))
   (let ((tags-file-name "TAGS")
+        (inhibit-read-only t)
 	(case-fold-search nil)
 	xs rel)
     (save-excursion
-- 
2.39.2