{ stdenv, fetchFromGitHub, ocaml, findlib, ocamlbuild }: if !stdenv.lib.versionAtLeast ocaml.version "4.02" then throw "wasm is not available for OCaml ${ocaml.version}" else stdenv.mkDerivation rec { name = "ocaml${ocaml.version}-wasm-${version}"; version = "1.0"; src = fetchFromGitHub { owner = "WebAssembly"; repo = "spec"; rev = "v${version}"; sha256 = "0r0wj31s2yg4vn4hyw2afc8wp8b0k3q130yiypwq3dlvfxrr70m6"; }; buildInputs = [ ocaml findlib ocamlbuild ]; makeFlags = [ "-C" "interpreter" ]; createFindlibDestdir = true; meta = { description = "An OCaml library to read and write Web Assembly (wasm) files and manipulate their AST"; license = stdenv.lib.licenses.asl20; maintainers = [ stdenv.lib.maintainers.vbgl ]; inherit (src.meta) homepage; inherit (ocaml.meta) platforms; }; }