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/audio/ptcollab/default.nix

@@ -0,0 +1,53 @@
+{ mkDerivation
+, lib
+, stdenv
+, fetchFromGitHub
+, nix-update-script
+, qmake
+, pkg-config
+, qtbase
+, qtmultimedia
+, libvorbis
+, rtmidi
+}:
+
+mkDerivation rec {
+  pname = "ptcollab";
+  version = "0.6.1.0";
+
+  src = fetchFromGitHub {
+    owner = "yuxshao";
+    repo = "ptcollab";
+    rev = "v${version}";
+    sha256 = "sha256-zkDMZT1kKCLqNvvxZFKVuXFqZptX/LG/R9kRUcNJphw=";
+  };
+
+  nativeBuildInputs = [ qmake pkg-config ];
+
+  buildInputs = [ qtbase qtmultimedia libvorbis rtmidi ];
+
+  postInstall = lib.optionalString stdenv.hostPlatform.isDarwin ''
+    # Move appbundles to Applications before wrapping happens
+    mkdir $out/Applications
+    mv $out/{bin,Applications}/ptcollab.app
+  '';
+
+  postFixup = lib.optionalString stdenv.hostPlatform.isDarwin ''
+    # Link to now-wrapped binary inside appbundle
+    ln -s $out/{Applications/ptcollab.app/Contents/MacOS,bin}/ptcollab
+  '';
+
+  passthru = {
+    updateScript = nix-update-script {
+      attrPath = pname;
+    };
+  };
+
+  meta = with lib; {
+    description = "Experimental pxtone editor where you can collaborate with friends";
+    homepage = "https://yuxshao.github.io/ptcollab/";
+    license = licenses.mit;
+    maintainers = with maintainers; [ OPNA2608 ];
+    platforms = platforms.all;
+  };
+}