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/os-specific/linux/tuna/default.nix

@@ -0,0 +1,62 @@
+{ lib
+, buildPythonApplication
+, fetchgit
+, pygobject3
+, pytestCheckHook
+, gdk-pixbuf
+, glib
+, gobject-introspection
+, gtk3
+, python-linux-procfs
+, python-ethtool
+, wrapGAppsHook
+}:
+
+buildPythonApplication rec {
+  pname = "tuna";
+  version = "0.15";
+
+  src = fetchgit {
+    url = "https://git.kernel.org/pub/scm/utils/${pname}/${pname}.git";
+    rev = "v${version}";
+    sha256 = "sha256-lRHlbdCQ0NcjcWgLvCze67kN8NsK0f5RmKfPbkHhk78=";
+  };
+
+  patchPhase = ''
+    mv tuna-cmd.py tuna/cmd.py
+
+    substituteInPlace setup.py \
+      --replace 'packages = ["tuna", "tuna/gui"],' \
+                'packages = ["tuna", "tuna/gui"], entry_points={"console_scripts":["tuna=tuna.cmd:main"]},'
+
+    substituteInPlace tuna/tuna_gui.py \
+      --replace "self.binpath + 'pkexec'" "'/run/wrappers/bin/pkexec'" \
+      --replace 'tuna_glade_dirs = [".", "tuna", "/usr/share/tuna"]' "tuna_glade_dirs = [ \"$out/share/tuna\" ]"
+  '';
+
+  nativeBuildInputs = [
+    glib.dev
+    gobject-introspection
+    gtk3
+    wrapGAppsHook
+  ];
+
+  propagatedBuildInputs = [ pygobject3 python-linux-procfs python-ethtool ];
+
+  postInstall = ''
+    mkdir -p $out/share/tuna
+    cp tuna/tuna_gui.glade $out/share/tuna/
+  '';
+
+  # contains no tests
+  doCheck = false;
+  pythonImportsCheck = [ "tuna" ];
+
+  meta = with lib; {
+    description = "Thread and IRQ affinity setting GUI and cmd line tool";
+    homepage = "https://git.kernel.org/pub/scm/utils/tuna/tuna.git";
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ elohmeier ];
+  };
+}