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/misc/plowshare/default.nix

@@ -0,0 +1,35 @@
+{ lib, stdenv, fetchFromGitHub, makeWrapper, curl, recode, spidermonkey_78 }:
+
+stdenv.mkDerivation rec {
+
+  pname = "plowshare";
+  version = "2.1.7";
+
+  src = fetchFromGitHub {
+    owner = "mcrapet";
+    repo = "plowshare";
+    rev = "v${version}";
+    sha256 = "1p8s60dlzaldp006yj710s371aan915asyjhd99188vrj4jj1x79";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  dontBuild = true;
+
+  installPhase = ''
+    make PREFIX="$out" install
+
+    for fn in plow{del,down,list,mod,probe,up}; do
+      wrapProgram "$out/bin/$fn" --prefix PATH : "${lib.makeBinPath [ curl recode spidermonkey_78 ]}"
+    done
+  '';
+
+  meta = {
+    description = ''
+      A command-line download/upload tool for popular file sharing websites
+    '';
+    license = lib.licenses.gpl3;
+    maintainers = with lib.maintainers; [ aforemny jfrankenau ];
+    platforms = lib.platforms.linux;
+  };
+}