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/video/vdr/wrapper.nix

@@ -0,0 +1,30 @@
+{ symlinkJoin, lib, makeWrapper, vdr
+, plugins ? []
+}: let
+
+  makeXinePluginPath = l: lib.concatStringsSep ":" (map (p: "${p}/lib/xine/plugins") l);
+
+  requiredXinePlugins = lib.flatten (map (p: p.passthru.requiredXinePlugins or []) plugins);
+
+in symlinkJoin {
+
+  name = "vdr-with-plugins-${lib.getVersion vdr}";
+
+  paths = [ vdr ] ++ plugins;
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    wrapProgram $out/bin/vdr \
+      --add-flags "-L $out/lib/vdr --localedir=$out/share/locale" \
+      --prefix XINE_PLUGIN_PATH ":" ${lib.escapeShellArg (makeXinePluginPath requiredXinePlugins)}
+  '';
+
+  meta = with vdr.meta; {
+    inherit license homepage;
+    description = description
+    + " (with plugins: "
+    + lib.concatStringsSep ", " (map (x: ""+x.name) plugins)
+    + ")";
+  };
+}