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/python-modules/viv-utils/default.nix

@@ -0,0 +1,49 @@
+{ lib
+, buildPythonPackage
+, isPy3k
+, fetchFromGitHub
+, funcy
+, pefile
+, vivisect
+, intervaltree
+, setuptools
+}:
+buildPythonPackage rec {
+  pname = "viv-utils";
+  version = "0.3.17";
+  disabled = isPy3k;
+
+  src = fetchFromGitHub {
+    owner = "williballenthin";
+    repo = "viv-utils";
+    rev = "v${version}";
+    sha256 = "wZWp6PMn1to/jP6lzlY/x0IhS/0w0Ys7AdklNQ+Vmyc=";
+  };
+
+  # argparse is provided by Python itself
+  preBuild = ''
+    sed '/"argparse",/d' -i setup.py
+  '';
+
+  propagatedBuildInputs = [
+    funcy
+    pefile
+    vivisect
+    intervaltree
+    setuptools
+  ];
+
+  # no tests
+  doCheck = false;
+
+  pythonImportsCheck = [
+    "viv_utils"
+  ];
+
+  meta = with lib; {
+    description = "Utilities for working with vivisect";
+    homepage = "https://github.com/williballenthin/viv-utils";
+    license = licenses.asl20;
+    maintainers = teams.determinatesystems.members;
+  };
+}