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/tools/pylint-exit/default.nix

@@ -0,0 +1,36 @@
+{ lib, fetchFromGitHub, python3Packages }:
+
+with python3Packages; buildPythonApplication rec {
+  pname = "pylint-exit";
+  version = "1.2.0";
+
+  src = fetchFromGitHub {
+    owner = "jongracecox";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0hwfny48g394visa3xd15425fsw596r3lhkfhswpjrdk2mnk3cny";
+  };
+
+  # Converting the shebang manually as it is not picked up by patchShebangs
+  postPatch = ''
+    substituteInPlace pylint_exit.py \
+      --replace "#!/usr/local/bin/python" "#!${python.interpreter}"
+  '';
+
+  # See https://github.com/jongracecox/pylint-exit/pull/7
+  buildInputs = [ m2r ];
+
+  # setup.py reads its version from the TRAVIS_TAG environment variable
+  TRAVIS_TAG = version;
+
+  checkPhase = ''
+    ${python.interpreter} -m doctest pylint_exit.py
+  '';
+
+  meta = with lib; {
+    description = "Utility to handle pylint exit codes in an OS-friendly way";
+    license = licenses.mit;
+    homepage = "https://github.com/jongracecox/pylint-exit";
+    maintainers = [ maintainers.fabiangd ];
+  };
+}