gentoo-overlay/app-doc/csound-manual/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<maintainer type="project">
		<email>proaudio@gentoo.org</email>
		<name>Gentoo ProAudio Project</name>
	</maintainer>
	<use>
		<flag name="html">Install HTML documentation</flag>
	</use>
	<upstream>
		<remote-id type="sourceforge">csound</remote-id>
		<remote-id type="github">csound/csound</remote-id>
	</upstream>
</pkgmetadata>