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/ncmpc/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, meson
+, ninja
+, pkg-config
+, glib
+, ncurses
+, libmpdclient
+, gettext
+, boost
+, pcreSupport ? false, pcre ? null
+}:
+
+with lib;
+
+assert pcreSupport -> pcre != null;
+
+stdenv.mkDerivation rec {
+  pname = "ncmpc";
+  version = "0.46";
+
+  src = fetchFromGitHub {
+    owner  = "MusicPlayerDaemon";
+    repo   = "ncmpc";
+    rev    = "v${version}";
+    sha256 = "sha256-FyuN0jkHaJLXqcVbW+OggHkNBjmqH7bS7W/QXUoDjJk=";
+  };
+
+  buildInputs = [ glib ncurses libmpdclient boost ]
+    ++ optional pcreSupport pcre;
+  nativeBuildInputs = [ meson ninja pkg-config gettext ];
+
+  mesonFlags = [
+    "-Dlirc=disabled"
+    "-Ddocumentation=disabled"
+  ] ++ optional (!pcreSupport) "-Dregex=disabled";
+
+  meta = with lib; {
+    description = "Curses-based interface for MPD (music player daemon)";
+    homepage    = "https://www.musicpd.org/clients/ncmpc/";
+    license     = licenses.gpl2Plus;
+    platforms   = platforms.all;
+    maintainers = with maintainers; [ fpletz ];
+  };
+}