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/misc/cups/drivers/mfcl2700dnlpr/default.nix

@@ -0,0 +1,44 @@
+{ lib, stdenv, coreutils, dpkg, fetchurl, ghostscript, gnugrep, gnused, makeWrapper, perl, which }:
+
+stdenv.mkDerivation rec {
+  pname = "mfcl2700dnlpr";
+  version = "3.2.0-1";
+
+  src = fetchurl {
+    url = "https://download.brother.com/welcome/dlf102085/${pname}-${version}.i386.deb";
+    sha256 = "170qdzxlqikzvv2wphvfb37m19mn13az4aj88md87ka3rl5knk4m";
+  };
+
+  nativeBuildInputs = [ dpkg makeWrapper ];
+
+  dontUnpack = true;
+
+  installPhase = ''
+    dpkg-deb -x $src $out
+
+    dir=$out/opt/brother/Printers/MFCL2700DN
+
+    substituteInPlace $dir/lpd/filter_MFCL2700DN \
+      --replace /usr/bin/perl ${perl}/bin/perl \
+      --replace "BR_PRT_PATH =~" "BR_PRT_PATH = \"$dir\"; #" \
+      --replace "PRINTER =~" "PRINTER = \"MFCL2700DN\"; #"
+
+    wrapProgram $dir/lpd/filter_MFCL2700DN \
+      --prefix PATH : ${lib.makeBinPath [
+        coreutils ghostscript gnugrep gnused which
+      ]}
+
+    interpreter=$(cat $NIX_CC/nix-support/dynamic-linker)
+    patchelf --set-interpreter "$interpreter" $dir/inf/braddprinter
+    patchelf --set-interpreter "$interpreter" $dir/lpd/brprintconflsr3
+    patchelf --set-interpreter "$interpreter" $dir/lpd/rawtobr3
+  '';
+
+  meta = {
+    description = "Brother MFC-L2700DN LPR driver";
+    homepage = "http://www.brother.com/";
+    license = lib.licenses.unfree;
+    maintainers = [ lib.maintainers.tv ];
+    platforms = [ "i686-linux" ];
+  };
+}