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/misc/xprite-editor/default.nix

@@ -0,0 +1,44 @@
+{ lib, stdenv
+, fetchFromGitHub
+, rustPlatform
+, gtk3
+, AppKit
+, pkg-config
+, python3
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "xprite-editor-unstable";
+  version = "2019-09-22";
+
+  src = fetchFromGitHub {
+    owner = "rickyhan";
+    repo = "xprite-editor";
+    rev = "7f899dff982642927024540e4bafd74e4ea5e52a";
+    sha256 = "1k6k8y8gg1vdmyjz27q689q9rliw0rrnzwlpjcd4vlc6swaq9ahx";
+    fetchSubmodules = true;
+    # Rename unicode file name which leads to different checksums on HFS+
+    # vs. other filesystems because of unicode normalization.
+    postFetch = ''
+      mv $out/config/palettes/Sweet\ Guaran*.hex $out/config/palettes/Sweet\ Guarana.hex
+    '';
+  };
+
+  buildInputs = lib.optionals stdenv.isLinux [ gtk3 ]
+    ++ lib.optionals stdenv.isDarwin [ AppKit ];
+
+  nativeBuildInputs = lib.optionals stdenv.isLinux [ pkg-config python3 ];
+
+  cargoSha256 = "0z1ip667d1qwvm9md3zg8ib9jixpg7qj5ypwib7r2928h14yg7ck";
+
+  cargoBuildFlags = [ "--bin" "xprite-native" ];
+
+  meta = with lib; {
+    broken = stdenv.isDarwin;
+    homepage = "https://github.com/rickyhan/xprite-editor";
+    description = "Pixel art editor";
+    license = licenses.gpl3;
+    maintainers = [ maintainers.marsam ];
+    platforms = platforms.linux ++ platforms.darwin;
+  };
+}