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/livestreamer/default.nix

@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, isPyPy
+, makeWrapper
+, rtmpdump
+, pycrypto
+, requests
+}:
+
+buildPythonPackage rec {
+  pname = "livestreamer";
+  version = "1.12.2";
+  disabled = isPyPy;
+
+  src = fetchFromGitHub {
+    owner = "chrippa";
+    repo = "livestreamer";
+    rev = "v${version}";
+    sha256 = "sha256-PqqyBh+oMmu7Ynly3fqx/+6mQYX+6SpI0Okj2O+YLz0=";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  propagatedBuildInputs = [ rtmpdump pycrypto requests ];
+
+  postInstall = ''
+    wrapProgram $out/bin/livestreamer --prefix PATH : ${lib.makeBinPath [ rtmpdump ]}
+  '';
+
+  meta = with lib; {
+    homepage = "http://livestreamer.tanuki.se";
+    description = "Livestreamer is CLI program that extracts streams from various services and pipes them into a video player of choice";
+    license = licenses.bsd2;
+    maintainers = with maintainers; [ ];
+  };
+
+}