From 4f7fed650f35de2eada637d565f5e7d1c611d8c5 Mon Sep 17 00:00:00 2001
From: "martin f. krafft" <madduck@madduck.net>
Date: Tue, 20 Nov 2007 23:07:25 +0100
Subject: [PATCH] implement locking for logging

---
 procmail/logging | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/procmail/logging b/procmail/logging
index 842cd9a..1fc2c7d 100644
--- a/procmail/logging
+++ b/procmail/logging
@@ -21,7 +21,9 @@ original-to: $ORIGINAL_TO
 subject:     $SUBJECT$NL"
 
 TRAP="DESTFILE=\"\${LASTFOLDER#$BASE/}\";
+      /usr/bin/lockfile -4 -r5 -l180 $PMVAR/lock;
       trap \"echo >> '$THISLOGFILE';
-             cat '$THISLOGFILE' >> $MASTERLOGFILE\" 0"
+             /bin/cat '$THISLOGFILE' >> $MASTERLOGFILE;
+             /bin/rm -f $PMVAR/lock\" 0"
 
 #VERBOSE=yes
-- 
2.39.2