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/analysis/makefile2graph/default.nix

@@ -0,0 +1,33 @@
+{ lib, stdenv, fetchFromGitHub, makeWrapper, bash, gnumake }:
+
+stdenv.mkDerivation rec {
+  pname = "makefile2graph";
+  version = "unstable-2018-01-03";
+
+  src = fetchFromGitHub {
+    owner = "lindenb";
+    repo = "makefile2graph";
+    rev = "61fb95a5ba91c20236f5e4deb11127c34b47091f";
+    sha256 = "07hq40bl48i8ka35fcciqcafpd8k9rby1wf4vl2p53v0665xaghr";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  makeFlags = [ "prefix=$(out)" ];
+
+  fixupPhase = ''
+    substituteInPlace $out/bin/makefile2graph \
+      --replace '/bin/sh' ${bash}/bin/bash \
+      --replace 'make2graph' "$out/bin/make2graph"
+    wrapProgram $out/bin/makefile2graph \
+      --set PATH ${lib.makeBinPath [ gnumake ]}
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/lindenb/makefile2graph";
+    description = "Creates a graph of dependencies from GNU-Make; Output is a graphiz-dot file or a Gexf-XML file";
+    maintainers = with maintainers; [ cmcdragonkai ];
+    license = licenses.mit;
+    platforms = platforms.all;
+  };
+}