From: Paul Eggert <eggert@cs.ucla.edu>
Date: Wed, 10 Feb 2021 18:50:44 +0000 (-0800)
Subject: Fix file lock issue (Bug#46397)
X-Git-Tag: emacs-28.0.90~3820
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=4459dcc07865f6ae1f21f624fcb09cf8fdaecdb5;p=emacs.git

Fix file lock issue (Bug#46397)

* src/filelock.c (current_lock_owner):
Also treat ENOTDIR as meaning the lock file does not exist.
---

diff --git a/src/filelock.c b/src/filelock.c
index 35baa0c6668..373fc00a42c 100644
--- a/src/filelock.c
+++ b/src/filelock.c
@@ -532,7 +532,7 @@ current_lock_owner (lock_info_type *owner, char *lfname)
   /* If nonexistent lock file, all is well; otherwise, got strange error. */
   lfinfolen = read_lock_data (lfname, owner->user);
   if (lfinfolen < 0)
-    return errno == ENOENT ? 0 : errno;
+    return errno == ENOENT || errno == ENOTDIR ? 0 : errno;
   if (MAX_LFINFO < lfinfolen)
     return ENAMETOOLONG;
   owner->user[lfinfolen] = 0;