if [ -z "$NARWHAL_ENGINE" ] && [ -d "$NARWHAL_HOME/packages/narwhal-jsc" ]; then
	export NARWHAL_ENGINE=jsc
fi

if [ "$NARWHAL_ENGINE" == jsc ] && [ `ulimit -n` -lt 1024 ]; then
    # JSC and Narwhal together open a lot of files. We want to increase the
    # ulimit to a certain minimum here, but only the soft limit. We avoid
    # changing the hard limit because someone might want to change the limit
    # again later.
    ulimit -Sn 1024
fi