#!/bin/sh

$NFT add table t || exit 1

$NFT add chain t c1 || exit 1

$NFT add chain t c2 || exit 1

# kernel should return EEXIST

$NFT rename chain t c1 c2

if [ $? -eq 0 ] ; then

	echo "E: Renamed with existing chain" >&2

	exit 1

fi

# same, should return EEXIST

$NFT 'rename chain t c1 c3;rename chain t c2 c3'

if [ $? -eq 0 ] ; then

	echo "E: Renamed two chains to same name" >&2

	exit 1

fi