# Overrides to FreeBSD Update build subroutines for FreeBSD 11.0.

# Download and verify a release ISO image.
fetchiso () {
	log "Starting fetch"

	# Figure out where the dvd1 ISO image is
	RELNUM=${REL%-*}
	ISO=${FTP}/FreeBSD-${REL}-${TARGET}-dvd1.iso

	# Fetch the ISO image.  We consider the ISO image to be
	# the One True Release and don't look at the files used
	# for FTP installs.  The FreeBSD 4.7-RELEASE ISO and FTP
	# files were not identical, but this should never happen
	# again.
	fetch -o ${WORKDIR}/iso.img -rR ${ISO} 2>&1

	log "Verifying dvd1 hash"

	# Check that the downloaded ISO has the correct hash.
	if ! [ "`sha512 -q ${WORKDIR}/iso.img`" = "${RELH}" ]; then
		echo "FreeBSD ${REL}-${TARGET}-dvd1.iso has incorrect hash."
		rm ${WORKDIR}/iso.img
		return 1
	fi
}