#!/bin/sh
vars()
{
    cat <<EOF
export KRB5_CONFIG="/etc/krb5.conf.numenor";
export KRB5CCNAME="/tmp/krb5cc_${UID}.numenor";
export KRBTKFILE="/tmp/tkt${UID}.numenor";
export AFSCELL="numenor.mit.edu";
export HES_DOMAIN="numenor.csail.mit.edu";
EOF
}

if [ ${#} -eq 0 ]; then
    vars
else
    eval "$(vars)"
    exec "$@"
fi