gentoo-overlay/app-emacs/grep-edit/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>emacs</herd>
<longdescription>
  grep-edit allows to edit the text in the *grep* buffer, and to apply the
  changes to the file.
</longdescription>
</pkgmetadata>