ocamlscript: new derivation

Ocamlscript compiles scripts, i.e. one-file programs, into
natively-compiled binaries, and executes them.

Homepage: http://mjambon.com/ocamlscript.html

pkgs/development/tools/ocaml/ocamlscript/default.nix

@@ -0,0 +1,26 @@
+{stdenv, fetchurl, ocaml, findlib, camlp4}:
+stdenv.mkDerivation {
+  name = "ocamlscript-2.0.3";
+  src = fetchurl {
+    url = http://mjambon.com/releases/ocamlscript/ocamlscript-2.0.3.tar.gz;
+    sha256 = "1v1i24gijxwris8w4hi95r9swld6dm7jbry0zp72767a3g5ivlrd";
+  };
+
+  buildInputs = [ ocaml findlib camlp4 ];
+
+  patches = [ ./Makefile.patch ];
+
+  buildFlags = "PREFIX=$(out)";
+  installFlags = "PREFIX=$(out)";
+
+  preInstall = "mkdir $out/bin";
+  createFindlibDestdir = true;
+
+  meta = with stdenv.lib; {
+    homepage = http://martin.jambon.free.fr/ocamlscript.html;
+    license = licenses.boost;
+    platforms = ocaml.meta.platforms;
+    description = "Natively-compiled OCaml scripts";
+    maintainers = [ maintainers.vbgl ];
+  };
+}