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/misc/openmvg/default.nix

@@ -0,0 +1,50 @@
+{ lib, stdenv, fetchFromGitHub, pkg-config, cmake
+, libjpeg ? null
+, zlib ? null
+, libpng ? null
+, eigen ? null
+, libtiff ? null
+, enableExamples ? false
+, enableDocs ? false }:
+
+stdenv.mkDerivation rec {
+  version = "2.0";
+  pname = "openmvg";
+
+  src = fetchFromGitHub {
+    owner = "openmvg";
+    repo = "openmvg";
+    rev = "v${version}";
+    sha256 = "sha256-6F/xUgZpqY+v6CpwTBhIXI4JdT8HVB0P5JzOL66AVd8=";
+    fetchSubmodules = true;
+  };
+
+  buildInputs = [ libjpeg zlib libpng eigen libtiff ];
+
+  nativeBuildInputs = [ cmake pkg-config ];
+
+  cmakeFlags = [
+    "-DCMAKE_CXX_FLAGS=-std=c++11"
+    "-DOpenMVG_BUILD_EXAMPLES=${if enableExamples then "ON" else "OFF"}"
+    "-DOpenMVG_BUILD_DOC=${if enableDocs then "ON" else "OFF"}"
+  ];
+
+  cmakeDir = "./src";
+
+  dontUseCmakeBuildDir = true;
+
+  # This can be enabled, but it will exhause virtual memory on most machines.
+  enableParallelBuilding = false;
+
+  # Without hardeningDisable, certain flags are passed to the compile that break the build (primarily string format errors)
+  hardeningDisable = [ "all" ];
+
+  meta = {
+    broken = (stdenv.isLinux && stdenv.isAarch64);
+    description = "A library for computer-vision scientists and targeted for the Multiple View Geometry community";
+    homepage = "https://openmvg.readthedocs.io/en/latest/";
+    license = lib.licenses.mpl20;
+    platforms = lib.platforms.linux;
+    maintainers = with lib.maintainers; [ mdaiter ];
+  };
+}