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/networking/instant-messengers/pidgin-plugins/purple-facebook/default.nix

@@ -0,0 +1,66 @@
+{ lib, stdenv, fetchFromGitHub, fetchhg, pidgin, glib, json-glib, autoreconfHook }:
+
+
+let
+  pidginHg = fetchhg {
+    url = "https://bitbucket.org/pidgin/main";
+    # take from VERSION file
+    rev = "9ff9acf9fa14";
+    sha256 = "06imlhsps4wrjgjb92zpaxprxfxl2pjb2x9pl859c8cryssrz2jv";
+  };
+
+in stdenv.mkDerivation rec {
+  pname = "purple-facebook";
+  version = "0.9.5";
+
+  src = fetchFromGitHub {
+    owner = "dequis";
+    repo = "purple-facebook";
+    rev = "v${version}-9ff9acf9fa14";
+    sha256 = "0a1860bkzrmyxahm9rlxi80z335w491wzdaqaw6j9ccavbymhwhs";
+  };
+
+  postPatch = ''
+    # we do all patching from update.sh in preAutoreconf
+    echo "#!${stdenv.shell}" > update.sh
+  '';
+
+  preAutoreconf = ''
+    for FILE in $(cat MANIFEST_PIDGIN); do
+        install -Dm644 "${pidginHg}/$FILE" "pidgin/$FILE" || true
+    done
+
+    touch $(cat MANIFEST_VOIDS)
+
+    patchdir="$(pwd)/patches"
+    pushd pidgin
+
+    for patch in $(ls -1 "$patchdir"); do
+      patch -p1 -i "$patchdir/$patch"
+    done
+    popd
+
+    ./autogen.sh
+  '';
+
+  makeFlags = [
+    "PLUGIN_DIR_PURPLE=/lib/pidgin/"
+    "DATA_ROOT_DIR_PURPLE=/share"
+  ];
+
+  installPhase = ''
+    mkdir -p $out/lib/purple-2
+    cp pidgin/libpurple/protocols/facebook/.libs/*.so $out/lib/purple-2/
+  '';
+
+  nativeBuildInputs = [ autoreconfHook ];
+  buildInputs = [ pidgin glib json-glib ];
+
+  meta = with lib; {
+    inherit (src.meta) homepage;
+    description = "Facebook protocol plugin for libpurple";
+    license = licenses.gpl2;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ davorb ];
+  };
+}