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/tools/networking/airfield/default.nix

@@ -0,0 +1,71 @@
+{ lib, stdenv, fetchFromGitHub
+, pkgs, makeWrapper, buildEnv
+, nodejs, runtimeShell
+}:
+
+let
+  nodePackages = import ./node.nix {
+    inherit pkgs;
+    system = stdenv.hostPlatform.system;
+  };
+
+  runtimeEnv = buildEnv {
+    name = "airfield-runtime";
+    paths = with nodePackages; [
+      nodePackages."express-3.0.5" nodePackages."swig-0.14.0"
+      nodePackages."consolidate-0.10.0" redis connect-redis
+      async request
+    ];
+  };
+
+  name = "airfield-${version}";
+  version = "2015-01-04";
+
+  src = stdenv.mkDerivation {
+    name = "${name}-src";
+    inherit version;
+
+    src = fetchFromGitHub {
+      owner = "emblica";
+      repo = "airfield";
+      rev = "f021b19a35be3db9be7780318860f3b528c48641";
+      sha256 = "1xk69x89kgg98hm7c2ysyfmg7pkvgkpg4wym6v5cmdkdid08fsgs";
+    };
+
+    dontBuild = true;
+
+    installPhase = ''
+      mkdir $out
+      cp -R . $out
+    '';
+  };
+in stdenv.mkDerivation {
+  inherit name version src;
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ nodejs ];
+
+  dontBuild = true;
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cat >$out/bin/airfield <<EOF
+      #!${runtimeShell}
+      ${nodejs}/bin/node ${src}/airfield.js
+    EOF
+  '';
+
+  postFixup = ''
+    chmod +x $out/bin/airfield
+    wrapProgram $out/bin/airfield \
+      --set NODE_PATH "${runtimeEnv}/lib/node_modules"
+  '';
+
+  meta = with lib; {
+    description = "A web-interface for hipache-proxy";
+    license = licenses.mit;
+    homepage = "https://github.com/emblica/airfield";
+    maintainers = with maintainers; [ offline ];
+    platforms = platforms.linux;
+  };
+}