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/math/glsurf/default.nix

@@ -0,0 +1,67 @@
+{ lib
+, stdenv
+, fetchurl
+, ocamlPackages
+, makeWrapper
+, libGLU
+, libGL
+, freeglut
+, mpfr
+, gmp
+, pkgsHostTarget
+}:
+
+let
+  inherit (pkgsHostTarget.targetPackages.stdenv) cc;
+in
+
+stdenv.mkDerivation rec {
+  pname = "glsurf";
+  version = "3.3.1";
+
+  src = fetchurl {
+    url = "https://raffalli.eu/~christophe/glsurf/glsurf-${version}.tar.gz";
+    sha256 = "0w8xxfnw2snflz8wdr2ca9f5g91w5vbyp1hwlx1v7vg83d4bwqs7";
+  };
+
+  nativeBuildInputs = [
+    makeWrapper
+  ] ++ (with ocamlPackages; [
+    ocaml
+    findlib
+  ]);
+
+  buildInputs = [
+    freeglut
+    libGL
+    libGLU
+    mpfr
+    gmp
+  ] ++ (with ocamlPackages; [
+    camlp4
+    lablgl
+    camlimages_4_2_4
+  ]);
+
+  postPatch = ''
+    for f in callbacks*/Makefile src/Makefile; do
+      substituteInPlace "$f" --replace "+camlp4" \
+        "${ocamlPackages.camlp4}/lib/ocaml/${ocamlPackages.ocaml.version}/site-lib/camlp4"
+    done
+  '';
+
+  installPhase = ''
+    mkdir -p $out/bin $out/share/doc/glsurf
+    cp ./src/glsurf.opt $out/bin/glsurf
+    cp ./doc/doc.pdf $out/share/doc/glsurf
+    cp -r ./examples $out/share/doc/glsurf
+
+    wrapProgram "$out/bin/glsurf" --set CC "${cc}/bin/${cc.targetPrefix}cc"
+  '';
+
+  meta = {
+    homepage = "https://raffalli.eu/~christophe/glsurf/";
+    description = "A program to draw implicit surfaces and curves";
+    license = lib.licenses.gpl2Plus;
+  };
+}