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/libraries/phonon/backends/gstreamer.nix

@@ -0,0 +1,67 @@
+{ stdenv, lib, fetchurl, cmake, gst_all_1, phonon, pkg-config
+, extra-cmake-modules, qttools, qtbase, qtx11extras
+, debug ? false
+}:
+
+with lib;
+
+stdenv.mkDerivation rec {
+  pname = "phonon-backend-gstreamer";
+  version = "4.10.0";
+
+  meta = with lib; {
+    homepage = "https://phonon.kde.org/";
+    description = "GStreamer backend for Phonon";
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ ttuegel ];
+    license = licenses.lgpl21;
+  };
+
+  src = fetchurl {
+    url = "mirror://kde/stable/phonon/${pname}/${version}/${pname}-${version}.tar.xz";
+    sha256 = "1wk1ip2w7fkh65zk6rilj314dna0hgsv2xhjmpr5w08xa8sii1y5";
+  };
+
+  # Hardcode paths to useful plugins so the backend doesn't depend
+  # on system paths being set.
+  patches = [ ./gst-plugin-paths.patch ];
+
+  dontWrapQtApps = true;
+
+  NIX_CFLAGS_COMPILE =
+    let gstPluginPaths =
+          lib.makeSearchPathOutput "lib" "/lib/gstreamer-1.0"
+          (with gst_all_1; [
+            gstreamer
+            gst-plugins-base
+            gst-plugins-good
+            gst-plugins-ugly
+            gst-plugins-bad
+            gst-libav
+          ]);
+    in toString [
+      # This flag should be picked up through pkg-config, but it isn't.
+      "-I${gst_all_1.gstreamer.dev}/lib/gstreamer-1.0/include"
+
+      ''-DGST_PLUGIN_PATH_1_0="${gstPluginPaths}"''
+    ];
+
+  buildInputs = with gst_all_1; [
+    gstreamer
+    gst-plugins-base
+    phonon
+    qtbase
+    qtx11extras
+  ];
+
+  nativeBuildInputs = [
+    cmake
+    pkg-config
+    extra-cmake-modules
+    qttools
+  ];
+
+  cmakeFlags = [
+    "-DCMAKE_BUILD_TYPE=${if debug then "Debug" else "Release"}"
+  ];
+}