-echo "$NAME Report" >"$TMP"
-echo >>"$TMP"
-echo " - Host: `hostname -f`" >>"$TMP"
-echo " - User: `id -un`" >>"$TMP"
-echo >>"$TMP"
+# check PID file ("lock file")
+if [ -e "$PIDFILE" ]; then
+ echo "Lockfile \"$PIDFILE\" already exists."
+ echo "Is an other instance still running?"
+ echo
+ echo -n "Aborted: "; date
+ echo
+ exit 4
+fi
+
+exec >"$TMP" 2>&1
+
+echo "$NAME Report"
+echo
+echo " - Host: `hostname -f`"
+echo " - User: `id -un`"
+echo
+
+if echo "$DELIMITER" >>"$LOGFILE" 2>/dev/null; then
+ echo >>"$LOGFILE"
+ "$(dirname "$0")/backup-script" "$@" | tee -a "$LOGFILE"
+ r=${PIPESTATUS[0]}
+else
+ "$(dirname "$0")/backup-script" "$@"
+ r=$?
+ echo "(Can't write logfile: \"$LOGFILE\"!)"
+fi