gentoo-overlay/dev-db/percona-server/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<herd>mysql</herd>
<use>
  <flag name='client-libs'>Build the libmysqlclient libraries</flag>
  <flag name='cluster'>Add support for NDB clustering (deprecated)</flag>
  <flag name='community'>Enables the community features from upstream.</flag>
  <flag name='embedded'>Build embedded server (libmysqld)</flag>
  <flag name='extraengine'>Add support for alternative storage engines (Archive, CSV, Blackhole, Federated(X), Partition)</flag>
  <flag name="jemalloc">Use <pkg>dev-libs/jemalloc</pkg> for allocations.</flag>
  <flag name='latin1'>Use LATIN1 encoding instead of UTF8</flag>
  <flag name='minimal'>Install client programs only, no server</flag>
  <flag name='profiling'>Add support for statement profiling (requires USE=community).</flag>
  <flag name='server'>Build the server program</flag>
  <flag name="systemtap">Build support for profiling and tracing using <pkg>dev-util/systemtap</pkg></flag>
  <flag name='test'>Install upstream testsuites for end use.</flag>
  <flag name='tokudb'>Add support for TokuDB storage engine</flag>
  <flag name='tokudb-backup-plugin'>Builds the TokuDB backup plugin</flag>
  <flag name='tools'>Build the command line tools (mysql, mysqldump, mysqladmin, etc)</flag>
</use>
</pkgmetadata>