From 891717e7bbb56e3400f05d32ac5d0be90ee4cacb Mon Sep 17 00:00:00 2001
From: Joerg Jaspert <joerg@debian.org>
Date: Tue, 18 Nov 2008 23:07:02 +0100
Subject: more lockfile fun Signed-off-by: Joerg Jaspert <joerg@debian.org>

---
 bin/ftpsync | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'bin/ftpsync')

diff --git a/bin/ftpsync b/bin/ftpsync
index e98cdf5..7958ae7 100755
--- a/bin/ftpsync
+++ b/bin/ftpsync
@@ -326,8 +326,13 @@ touch "${UPDATEREQUIRED}"
 
 # Check to see if another sync is in progress
 if ! ( set -o noclobber; echo "$$" > "${LOCK}") 2> /dev/null; then
-        error "Unable to start rsync, lock file still exists, PID $(cat ${LOCK})"
-        exit 1
+	if ! $(kill -0 $(cat ${LOCK}) 2>/dev/null); then
+		# Process does either not exist or is not owned by us.
+		echo "$$" > "${LOCK}"
+	else
+		echo "Unable to start rsync, lock file still exists, PID $(cat ${LOCK})"
+		exit 1
+	fi
 fi
 
 trap cleanup EXIT ERR TERM HUP INT QUIT
-- 
cgit v1.2.3