From d4021fd9f9d64d7dd9880178065678cee779e4ec Mon Sep 17 00:00:00 2001
From: Gerd Moellmann <gerd@gnu.org>
Date: Tue, 8 Aug 2000 18:30:21 +0000
Subject: [PATCH] (ffap-read-file-or-url-internal): Handle case the DIR or
 STRING are nil.

---
 lisp/ffap.el | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lisp/ffap.el b/lisp/ffap.el
index 37ce6679457..22fef574a6e 100644
--- a/lisp/ffap.el
+++ b/lisp/ffap.el
@@ -1216,6 +1216,10 @@ which may actually result in an url rather than a filename."
      (t t))))
 
 (defun ffap-read-file-or-url-internal (string dir action)
+  (unless dir
+    (setq dir default-directory))
+  (unless string
+    (setq string default-directory))
   (if (ffap-url-p string)
       (ffap-read-url-internal string dir action)
     (read-file-name-internal string dir action)))
-- 
2.39.2