uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/ocaml-modules/crowbar/default.nix

@@ -0,0 +1,37 @@
+{ lib, stdenv, buildDunePackage, fetchFromGitHub, ocplib-endian, cmdliner, afl-persistent
+, calendar, fpath, pprint, uutf, uunf, uucp }:
+
+buildDunePackage rec {
+  pname = "crowbar";
+  version = "0.2";
+
+  useDune2 = true;
+
+  src = fetchFromGitHub {
+    owner  = "stedolan";
+    repo   = pname;
+    rev    = "v${version}";
+    sha256 = "0wjfc9irvirfkic32ivvj6qb7r838w08b0d3vmngigbjpjyc9b14";
+  };
+
+  minimalOCamlVersion = "4.08";
+
+  # Fix tests with pprint ≥ 20220103
+  patches = [ ./pprint.patch ];
+
+  # disable xmldiff tests, so we don't need to package unmaintained and legacy pkgs
+  postPatch = "rm -rf examples/xmldiff";
+
+  propagatedBuildInputs = [ ocplib-endian cmdliner afl-persistent ];
+  checkInputs = [ calendar fpath pprint uutf uunf uucp ];
+  # uunf is broken on aarch64
+  doCheck = !stdenv.isAarch64;
+
+  meta = with lib; {
+    description = "Property fuzzing for OCaml";
+    homepage = "https://github.com/stedolan/crowbar";
+    license = licenses.mit;
+    maintainers = [ maintainers.sternenseemann ];
+  };
+}
+

pkgs/development/ocaml-modules/crowbar/pprint.patch

@@ -0,0 +1,22 @@
+commit 77b5e54d33a66445f45ddc48577d835207be8cef
+Author: Stephen Dolan <stephen.dolan@cl.cam.ac.uk>
+Date:   Fri Jun 12 19:34:51 2020 +0100
+
+    Unbreak small example logic
+
+diff --git a/examples/pprint/test_pprint.ml b/examples/pprint/test_pprint.ml
+index 77789ef..44124e7 100644
+--- a/examples/pprint/test_pprint.ml
++++ b/examples/pprint/test_pprint.ml
+@@ -1,9 +1,9 @@
+-open Crowbar
+ open PPrint
++open Crowbar
+ type t = (string * PPrint.document)
+ let doc = fix (fun doc -> choose [
+   const ("", empty);
+-  const ("a", char 'a');
++  const ("a", PPrint.char 'a');
+   const ("123", string "123");
+   const ("Hello", string "Hello");
+   const ("awordwhichisalittlebittoolong",