gentoo-overlay/app-emacs/yasnippet/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<herd>emacs</herd>
	<longdescription>YASnippet is a re-design and re-write of smart-snippet. It is much cleaner
  and more powerful than smart-snippet.</longdescription>
	<upstream>
		<remote-id type="google-code">yasnippet</remote-id>
	</upstream>
</pkgmetadata>