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/tools/yuicompressor/default.nix

@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchurl, makeWrapper, jre }:
+
+stdenv.mkDerivation rec {
+  pname = "yuicompressor";
+  version = "2.4.8";
+
+  src = fetchurl {
+    url = "https://github.com/yui/yuicompressor/releases/download/v${version}/${pname}-${version}.jar";
+    sha256 = "1qjxlak9hbl9zd3dl5ks0w4zx5z64wjsbk7ic73r1r45fasisdrh";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ jre ];
+
+  buildCommand = ''
+    mkdir -p $out/{bin,lib}
+    ln -s $src $out/lib/yuicompressor.jar
+    makeWrapper ${jre}/bin/java $out/bin/yuicompressor --add-flags \
+     "-cp $out/lib/yuicompressor.jar com.yahoo.platform.yui.compressor.YUICompressor"
+  '';
+
+  meta = with lib; {
+    description = "A JavaScript and CSS minifier";
+    homepage = "http://yui.github.io/yuicompressor/";
+    sourceProvenance = with sourceTypes; [ binaryBytecode ];
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ jwiegley ];
+    platforms = platforms.all;
+  };
+}