{ lib, stdenv, fetchurl, ocaml, findlib }: if lib.versionOlder ocaml.version "4.08" then throw "dune 2 is not available for OCaml ${ocaml.version}" else stdenv.mkDerivation rec { pname = "dune"; version = "2.9.3"; src = fetchurl { url = "https://github.com/ocaml/dune/releases/download/${version}/dune-site-${version}.tbz"; sha256 = "sha256:1ml8bxym8sdfz25bx947al7cvsi2zg5lcv7x9w6xb01cmdryqr9y"; }; nativeBuildInputs = [ ocaml findlib ]; strictDeps = true; buildFlags = [ "release" ]; dontAddPrefix = true; dontAddStaticConfigureFlags = true; configurePlatforms = []; installFlags = [ "PREFIX=${placeholder "out"}" "LIBDIR=$(OCAMLFIND_DESTDIR)" ]; meta = { homepage = "https://dune.build/"; description = "Composable build system"; mainProgram = "dune"; changelog = "https://github.com/ocaml/dune/raw/${version}/CHANGES.md"; maintainers = [ lib.maintainers.vbgl ]; license = lib.licenses.mit; inherit (ocaml.meta) platforms; }; }