ITS#9931 test scripts: fix BSD vs GNU date syntax

tests/scripts/all

@@ -25,6 +25,15 @@ FAILCOUNT=0
 SKIPCOUNT=0
 SLEEPTIME=10
 
+# check for BSD vs GNU date
+date -j >/dev/null 2>&1
+RC=$?
+if [ $RC -ne 0 ]; then
+	DATEOPT="-d @"
+else
+	DATEOPT="-r "
+fi
+
 echo ">>>>> $(timer) Executing all LDAP tests for $BACKEND"
 
 if [ -n "$NOEXIT" ]; then

tests/scripts/functions.sh

@@ -15,6 +15,8 @@
 
 timer() {
 	if [ -n "$STARTTIME" ]; then
-		date -u -d "now - $STARTTIME sec" +%T
+		now=`date +%s`
+		delta=`expr $now - $STARTTIME`
+		date -u $DATEOPT$delta +%T
 	fi
 }