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/gstreamer/rtsp-server/default.nix

@@ -0,0 +1,68 @@
+{ stdenv
+, lib
+, fetchurl
+, meson
+, ninja
+, pkg-config
+, python3
+, gettext
+, gobject-introspection
+, gst-plugins-base
+, gst-plugins-bad
+}:
+
+stdenv.mkDerivation rec {
+  pname = "gst-rtsp-server";
+  version = "1.20.1";
+
+  src = fetchurl {
+    url = "https://gstreamer.freedesktop.org/src/${pname}/${pname}-${version}.tar.xz";
+    sha256 = "028maajlvfn96v3gqk2ws1k6w9hjfk7dsxnm84d73pnpi99bqia7";
+  };
+
+  outputs = [
+    "out"
+    "dev"
+    # "devdoc" # disabled until `hotdoc` is packaged in nixpkgs
+  ];
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    gettext
+    gobject-introspection
+    pkg-config
+    python3
+
+    # documentation
+    # TODO add hotdoc here
+  ];
+
+  buildInputs = [
+    gst-plugins-base
+    gst-plugins-bad
+  ];
+
+  mesonFlags = [
+    "-Dexamples=disabled" # requires many dependencies and probably not useful for our users
+    "-Ddoc=disabled" # `hotdoc` not packaged in nixpkgs as of writing
+  ] ++ lib.optionals (stdenv.buildPlatform != stdenv.hostPlatform) [
+    "-Dintrospection=disabled"
+  ];
+
+  postPatch = ''
+    patchShebangs \
+      scripts/extract-release-date-from-doap-file.py
+  '';
+
+  meta = with lib; {
+    description = "GStreamer RTSP server";
+    homepage = "https://gstreamer.freedesktop.org";
+    longDescription = ''
+      A library on top of GStreamer for building an RTSP server.
+    '';
+    license = licenses.lgpl2Plus;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ bkchr ];
+  };
+}