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/applications/science/biology/platypus/default.nix

@@ -0,0 +1,39 @@
+{lib, stdenv, fetchFromGitHub, python27, htslib, zlib, makeWrapper}:
+
+let python = python27.withPackages (ps: with ps; [ cython ]);
+
+in stdenv.mkDerivation {
+  pname = "platypus-unstable";
+  version = "2018-07-22";
+
+  src = fetchFromGitHub {
+    owner = "andyrimmer";
+    repo = "Platypus";
+    rev = "3e72641c69800da0cd4906b090298e654d316ee1";
+    sha256 = "0nah6r54b8xm778gqyb8b7rsd76z8ji4g73sm6rvpw5s96iib1vw";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ htslib python zlib ];
+
+  buildPhase = ''
+    patchShebangs .
+    make
+  '';
+
+  installPhase = ''
+    mkdir -p $out/libexec/platypus
+    cp -r ./* $out/libexec/platypus
+
+    mkdir -p $out/bin
+    makeWrapper ${python}/bin/python $out/bin/platypus --add-flags "$out/libexec/platypus/bin/Platypus.py"
+  '';
+
+  meta = with lib; {
+    description = "The Platypus variant caller";
+    license = licenses.gpl3;
+    homepage = "https://github.com/andyrimmer/Platypus";
+    maintainers = with maintainers; [ jbedo ];
+    platforms = platforms.x86_64;
+  };
+}