gentoo-overlay/app-text/groonga/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
<maintainer type="person">
<email>grknight@gentoo.org</email>
</maintainer>
<use>
   <flag name="abort">Enable query abortion</flag>
   <flag name="benchmark">Build benchmark programs</flag>
   <flag name="dynamic-malloc-change">Allow dynamic memory allocation change for testing</flag>
   <flag name="exact-alloc-count">Atomic counting for memory alloc count</flag>
   <flag name="fmalloc">Make memory allocation failed in specified condition for debug</flag>
   <flag name="futex">Use futex</flag>
   <flag name="jemalloc">Enable <pkg>dev-libs/jemalloc</pkg> for memory management</flag>
   <flag name="libevent">Enable <pkg>dev-libs/libevent</pkg> used for suggestion</flag>
   <flag name="mecab">Use <pkg>app-text/mecab</pkg> for morphological analysis</flag>
   <flag name="msgpack">Enable <pkg>dev-libs/msgpack</pkg> used for suggestion</flag>
   <flag name="nfkc">Use nfkc based utf8 normalization</flag>
   <flag name="sphinx">Enable document generation by <pkg>app-misc/sphinx</pkg></flag>
   <flag name="uyield">Build for detecting race conditions</flag>
   <flag name="zeromq">Enable <pkg>net-libs/zeromq</pkg> used for suggestion</flag>
   <flag name="zstd">Utilize <pkg>app-arch/zstd</pkg> for Zstandard compression</flag>
</use>
</pkgmetadata>