{ stdenv, fetchzip, ocaml, findlib, ocamlbuild, oasis, ocaml_optcomp, camlp4 }: let version = "0.7.1"; in stdenv.mkDerivation { name = "ocsigen-deriving-${version}"; src = fetchzip { url = "https://github.com/ocsigen/deriving/archive/${version}.tar.gz"; sha256 = "0gg3nr3iic4rwqrcc0qvfm9x0x57zclvdsnpy0z8rv2fl5isbzms"; }; buildInputs = [ ocaml findlib ocamlbuild oasis ocaml_optcomp camlp4 ]; createFindlibDestdir = true; meta = { homepage = https://github.com/ocsigen/deriving; description = "Extension to OCaml for deriving functions from type declarations"; license = stdenv.lib.licenses.mit; platforms = ocaml.meta.platforms or []; maintainers = with stdenv.lib.maintainers; [ gal_bolle vbgl ]; }; }