gentoo-overlay/app-portage/eix/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="person">
    <email>zlogene@gentoo.org</email>
    <name>Mikle Kolyada</name>
  </maintainer>
  <maintainer type="person">
    <email>mgorny@gentoo.org</email>
    <name>Michał Górny</name>
  </maintainer>
  <maintainer type="person" proxied="yes">
    <email>martin@mvath.de</email>
    <name>Martin Väth</name>
    <description>Upstream developer, CC on bugs, do not copy ebuilds
      from his overlay</description>
  </maintainer>
  <use>
    <flag name="debug">Build with upstream's CXXFLAGS/LDFLAGS for debugging support; not recommended for normal use.</flag>
    <flag name="doc">Create description of the eix cache file additionally in html format</flag>
    <flag name="sqlite">Compile in support for portage's sqlite backend; to actually use it you need additional configuration of portage and eix</flag>
  </use>
  <upstream>
    <remote-id type="github">vaeth/eix</remote-id>
  </upstream>
</pkgmetadata>