{stdenv, fetchurl, coq}:

assert coq.coq-version == "8.4";

stdenv.mkDerivation {

  name = "coq-ssreflect-1.5";

  src = fetchurl {
    url = http://ssr.msr-inria.inria.fr/FTP/ssreflect-1.5.tar.gz;
    sha256 = "0hm1ha7sxqfqhc7iwhx6zdz3nki4rj5nfd3ab24hmz8v7mlpinds";
  };

  buildInputs = [ coq.ocaml coq.camlp5 ];
  propagatedBuildInputs = [ coq ];

  installFlags = "COQLIB=$(out)/lib/coq/${coq.coq-version}/";

  meta = with stdenv.lib; {
    homepage = http://ssr.msr-inria.inria.fr/;
    license = licenses.cecill-b;
    maintainers = with maintainers; [ vbgl ];
    platforms = coq.meta.platforms;
  };

}