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/applications/misc/opentrack/default.nix

@@ -0,0 +1,58 @@
+{ mkDerivation, lib, callPackage, fetchzip, fetchFromGitHub, cmake, pkg-config
+, ninja, copyDesktopItems, qtbase, qttools, opencv4, procps, eigen, libXdmcp
+, libevdev, makeDesktopItem, fetchurl }:
+
+let
+  version = "2.3.13";
+
+  aruco = callPackage ./aruco.nix { };
+
+  # license.txt inside the zip file is MIT
+  xplaneSdk = fetchzip {
+    url = "https://developer.x-plane.com/wp-content/plugins/code-sample-generation/sample_templates/XPSDK303.zip";
+    sha256 = "11wqjsr996c5qhiv2djsd55gc373a9qcq30dvc6rhzm0fys42zba";
+  };
+
+in mkDerivation {
+  pname = "opentrack";
+  inherit version;
+
+  src = fetchFromGitHub {
+    owner = "opentrack";
+    repo = "opentrack";
+    rev = "opentrack-${version}";
+    sha256 = "1s986lmm5l1pwbwvd1pfiq84n32s1q1dav7a0cbga4d1vcf0v1ay";
+  };
+
+  nativeBuildInputs = [ cmake pkg-config ninja copyDesktopItems ];
+  buildInputs = [ qtbase qttools opencv4 procps eigen libXdmcp libevdev aruco ];
+
+  NIX_CFLAGS_COMPILE = "-Wall -Wextra -Wpedantic -ffast-math -march=native -O3";
+
+  cmakeFlags = [
+    "-DCMAKE_BUILD_TYPE=RELEASE"
+    "-DSDK_ARUCO_LIBPATH=${aruco}/lib/libaruco.a"
+    "-DSDK_XPLANE=${xplaneSdk}"
+  ];
+
+  desktopItems = [
+    (makeDesktopItem rec {
+      name = "opentrack";
+      exec = "opentrack";
+      icon = fetchurl {
+        url = "https://github.com/opentrack/opentrack/raw/opentrack-${version}/gui/images/opentrack.png";
+        sha256 = "0d114zk78f7nnrk89mz4gqn7yk3k71riikdn29w6sx99h57f6kgn";
+      };
+      desktopName = name;
+      genericName = "Head tracking software";
+      categories = [ "Utility" ];
+    })
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/opentrack/opentrack";
+    description = "Head tracking software for MS Windows, Linux, and Apple OSX";
+    license = licenses.isc;
+    maintainers = with maintainers; [ zaninime ];
+  };
+}