From: Gerd Moellmann <gerd@gnu.org>
Date: Thu, 13 Sep 2001 14:06:10 +0000 (+0000)
Subject: Fix last change.
X-Git-Tag: emacs-pretest-21.0.106~119
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=620c4704a93c3e9034f376e2e20852b3ee0a3b34;p=emacs.git

Fix last change.
---

diff --git a/src/ChangeLog b/src/ChangeLog
index c053a1530d1..57eefa996e3 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,8 @@
 2001-09-13  Gerd Moellmann  <gerd@gnu.org>
 
+	* filelock.c (current_lock_owner): If readlink returns ERANGE,
+	take that to mean that the buffer is too small.
+
 	* fileio.c (Ffile_symlink_p): If readlink returns ERANGE, take
 	that to mean that the buffer is too small.
 
diff --git a/src/filelock.c b/src/filelock.c
index 6e78a05e309..f82c16b7996 100644
--- a/src/filelock.c
+++ b/src/filelock.c
@@ -435,6 +435,7 @@ current_lock_owner (owner, lfname)
     {
       bufsize *= 2;
       lfinfo = (char *) xrealloc (lfinfo, bufsize);
+      errno = 0;
       len = readlink (lfname, lfinfo, bufsize);
 #ifdef ERANGE
       /* HP-UX reports ERANGE if the buffer is too small.  */