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/i3ipc/default.nix

@@ -0,0 +1,41 @@
+{ lib, buildPythonPackage, fetchFromGitHub
+, xorgserver, pytest, pytest-xvfb, i3, xlib, xdpyinfo
+, makeFontsConf, coreutils
+}:
+
+buildPythonPackage rec {
+  pname = "i3ipc";
+  version = "2.2.1";
+
+  src = fetchFromGitHub {
+    owner  = "acrisci";
+    repo   = "i3ipc-python";
+    rev    = "v${version}";
+    sha256 = "13bzs9dcv27czpnnbgz7a037lm8h991c8gk0qzzk5mq5yak24715";
+  };
+  propagatedBuildInputs = [ xlib ];
+
+  fontsConf = makeFontsConf {
+    fontDirectories = [ ];
+  };
+  FONTCONFIG_FILE = fontsConf; # Fontconfig error: Cannot load default config file
+  checkInputs = [ pytest xdpyinfo pytest-xvfb xorgserver i3 ];
+
+  postPatch = ''
+    substituteInPlace test/i3.config \
+      --replace /bin/true ${coreutils}/bin/true
+  '';
+
+  checkPhase = ''
+    py.test --ignore=test/aio/test_shutdown_event.py \
+            --ignore=test/test_shutdown_event.py
+  '';
+
+
+  meta = with lib; {
+    description = "An improved Python library to control i3wm and sway";
+    homepage    = "https://github.com/acrisci/i3ipc-python";
+    license     = licenses.bsd3;
+    maintainers = with maintainers; [ vanzef ];
+  };
+}