etc-gentoo/paludis/hooks/set_portdir.bash

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#!/bin/bash
# set PORTDIR
PORTDIR="$(${CAVE} print-repository-metadata --raw-name location gentoo)"
PORTDIR="${PORTDIR#location=}"
if [[ -z ${PORTDIR} || "$(dirname ${PORTDIR})" == "/" ]] ; then
die "PORTDIR empty or pointing to root!"
elif [[ ! -e ${PORTDIR} ]] ; then
die "${PORTDIR} does not exist!"
fi