eval _$(typeset -f checkchangelog)

checkchangelog() {
	if ! [ -e ${ROOT}/${WORKDIR}/CHECKSUMS.md5.asc ]; then
		touch ${ROOT}/${WORKDIR}/CHECKSUMS.md5.asc
	fi

	# First we will download CHECKSUMS.md5.asc since it is a very small
	# file and if it has not changed, we can know that the ChangeLog
	# has not changed either. If it _has_ changed, we'll need to pull
	# the ChangeLog to check that as well.
	echo -e "\tDownloading..."
	getfile ${SOURCE}CHECKSUMS.md5.asc $TMPDIR/CHECKSUMS.md5.asc
	if ! grep -q "PGP" $TMPDIR/CHECKSUMS.md5.asc ; then
		echo -e "\
\nError downloading from $SOURCE.\n\
Please check your mirror and try again."
		cleanup
	fi
	if diff --brief ${ROOT}/${WORKDIR}/CHECKSUMS.md5.asc $TMPDIR/CHECKSUMS.md5.asc ; then
		# Before returning with the result that these signatures (and
		# therefore the ChangeLog) are the same, we need to copy the
		# ChangeLog into ${TMPDIR} in case the user decides to
		# "download all other files":
		cp ${ROOT}/${WORKDIR}/ChangeLog.txt $TMPDIR/ChangeLog.txt
		return 0
	fi
	# CHECKSUMS.md5.asc was different, so we'll go on to download and test
	# the full ChangeLog.txt.

	_checkchangelog "$@"
}