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/r-modules/wrapper.nix

@@ -0,0 +1,31 @@
+{ symlinkJoin, R, makeWrapper, recommendedPackages, packages }:
+symlinkJoin {
+  name = R.name + "-wrapper";
+  preferLocalBuild = true;
+  allowSubstitutes = false;
+
+  buildInputs = [R] ++ recommendedPackages ++ packages;
+  paths = [ R ];
+
+  nativeBuildInputs = [makeWrapper];
+
+  postBuild = ''
+    cd ${R}/bin
+    for exe in *; do
+      rm "$out/bin/$exe"
+
+      makeWrapper "${R}/bin/$exe" "$out/bin/$exe" \
+        --prefix "R_LIBS_SITE" ":" "$R_LIBS_SITE"
+    done
+  '';
+
+  # Make the list of recommended R packages accessible to other packages such as rpy2
+  passthru = { inherit recommendedPackages; };
+
+    meta = R.meta // {
+      # To prevent builds on hydra
+      hydraPlatforms = [];
+      # prefer wrapper over the package
+      priority = (R.meta.priority or 0) - 1;
+    };
+}