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/radio/direwolf/default.nix

@@ -0,0 +1,51 @@
+{ lib, stdenv, fetchFromGitHub, cmake, alsa-lib, espeak, glibc, gpsd
+, hamlib, perl, python3, udev }:
+
+with lib;
+
+stdenv.mkDerivation rec {
+  pname = "direwolf";
+  version = "1.6";
+
+  src = fetchFromGitHub {
+    owner = "wb2osz";
+    repo = "direwolf";
+    rev = version;
+    sha256 = "0xmz64m02knbrpasfij4rrq53ksxna5idxwgabcw4n2b1ig7pyx5";
+  };
+
+  nativeBuildInputs = [ cmake ];
+
+  strictDeps = true;
+
+  buildInputs = [
+    espeak gpsd hamlib perl python3
+  ] ++ (optionals stdenv.isLinux [alsa-lib udev]);
+
+  postPatch = ''
+    substituteInPlace conf/CMakeLists.txt \
+      --replace /etc/udev/rules.d/ $out/lib/udev/rules.d/
+    substituteInPlace src/symbols.c \
+      --replace /usr/share/direwolf/symbols-new.txt $out/share/direwolf/symbols-new.txt \
+      --replace /opt/local/share/direwolf/symbols-new.txt $out/share/direwolf/symbols-new.txt
+    substituteInPlace src/decode_aprs.c \
+      --replace /usr/share/direwolf/tocalls.txt $out/share/direwolf/tocalls.txt \
+      --replace /opt/local/share/direwolf/tocalls.txt $out/share/direwolf/tocalls.txt
+    patchShebangs scripts/dwespeak.sh
+    substituteInPlace scripts/dwespeak.sh \
+      --replace espeak ${espeak}/bin/espeak
+    substituteInPlace cmake/cpack/direwolf.desktop.in \
+      --replace 'Terminal=false' 'Terminal=true' \
+      --replace 'Exec=@APPLICATION_DESKTOP_EXEC@' 'Exec=direwolf'
+    substituteInPlace src/dwgpsd.c \
+      --replace 'GPSD_API_MAJOR_VERSION > 11' 'GPSD_API_MAJOR_VERSION > 12'
+  '';
+
+  meta = {
+    description = "A Soundcard Packet TNC, APRS Digipeater, IGate, APRStt gateway";
+    homepage = "https://github.com/wb2osz/direwolf/";
+    license = licenses.gpl2;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ lasandell ];
+  };
+}