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/terminal-emulators/rxvt-unicode/wrapper.nix

@@ -0,0 +1,62 @@
+{ callPackage
+, symlinkJoin
+, makeWrapper
+, lib
+, rxvt-unicode-unwrapped
+, rxvt-unicode-plugins
+, perlPackages
+, nixosTests
+, configure ? { availablePlugins, ... }:
+  { plugins = builtins.attrValues availablePlugins;
+    extraDeps = [ ];
+    perlDeps = [ ];
+  }
+}:
+
+let
+  availablePlugins = rxvt-unicode-plugins;
+
+  # Transform the string "self" to the plugin itself.
+  # It's needed for plugins like bidi who depends on the perl
+  # package they provide themself.
+  mkPerlDeps = p:
+    let deps = p.perlPackages or [ ];
+    in map (x: if x == "self" then p else x) deps;
+
+  # The wrapper is called with a `configure` function
+  # that takes the urxvt plugins as input and produce
+  # the configuration of the wrapper: list of plugins,
+  # extra dependencies and perl dependencies.
+  # This provides simple way to customize urxvt using
+  # the `.override` mechanism.
+  wrapper = { configure, ... }:
+    let
+      config = configure { inherit availablePlugins; };
+      plugins = config.plugins or (builtins.attrValues availablePlugins);
+      extraDeps = config.extraDeps or [ ];
+      perlDeps = (config.perlDeps or [ ]) ++ lib.concatMap mkPerlDeps plugins;
+    in
+      symlinkJoin {
+        name = "rxvt-unicode-${rxvt-unicode-unwrapped.version}";
+
+        paths = [ rxvt-unicode-unwrapped ] ++ plugins ++ extraDeps;
+
+        nativeBuildInputs = [ makeWrapper ];
+
+        postBuild = ''
+          wrapProgram $out/bin/urxvt \
+            --prefix PERL5LIB : "${perlPackages.makePerlPath perlDeps}" \
+            --suffix-each URXVT_PERL_LIB ':' "$out/lib/urxvt/perl"
+          wrapProgram $out/bin/urxvtd \
+            --prefix PERL5LIB : "${perlPackages.makePerlPath perlDeps}" \
+            --suffix-each URXVT_PERL_LIB ':' "$out/lib/urxvt/perl"
+        '';
+
+        passthru = {
+          plugins = plugins;
+          tests.test = nixosTests.terminal-emulators.urxvt;
+        };
+      };
+
+in
+  lib.makeOverridable wrapper { inherit configure; }