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/graphics/povray/default.nix

@@ -0,0 +1,49 @@
+{ lib, stdenv, fetchFromGitHub, autoconf, automake, boost
+, zlib, libpng, libjpeg, libtiff, xlibsWrapper, SDL
+}:
+
+stdenv.mkDerivation rec {
+  pname = "povray";
+  version = "3.8.0-x.10064738";
+
+  src = fetchFromGitHub {
+    owner = "POV-Ray";
+    repo = "povray";
+    rev = "v${version}";
+    sha256 = "0hy5a3q5092szk2x3s9lpn1zkszgq9bp15rxzdncxlvnanyzsasf";
+  };
+
+  nativeBuildInputs = [ automake autoconf ];
+  buildInputs = [ boost zlib libpng libjpeg libtiff xlibsWrapper SDL ];
+
+  # the installPhase wants to put files into $HOME. I let it put the files
+  # to $TMPDIR, so they don't get into the $out
+  postPatch = '' cd unix
+                 ./prebuild.sh
+                 cd ..
+                 sed -i -e 's/^povconfuser.*/povconfuser=$(TMPDIR)\/povray/' Makefile.{am,in}
+                 sed -i -e 's/^povuser.*/povuser=$(TMPDIR)\/.povray/' Makefile.{am,in}
+                 sed -i -e 's/^povowner.*/povowner=nobody/' Makefile.{am,in}
+                 sed -i -e 's/^povgroup.*/povgroup=nogroup/' Makefile.{am,in}
+               '';
+
+  configureFlags = [ "COMPILED_BY='nix'" "--with-boost-thread=boost_thread" "--with-x" ];
+
+  enableParallelBuilding = true;
+
+  preInstall = ''
+    mkdir "$TMP/bin"
+    for i in chown chgrp; do
+      echo '#!${stdenv.shell}' >> "$TMP/bin/$i"
+      chmod +x "$TMP/bin/$i"
+      PATH="$TMP/bin:$PATH"
+    done
+  '';
+
+  meta = with lib; {
+    homepage = "http://www.povray.org/";
+    description = "Persistence of Vision Raytracer";
+    license = licenses.free;
+    platforms = platforms.linux;
+  };
+}