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/desktops/lxde/core/lxsession/default.nix

@@ -0,0 +1,67 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, autoconf
+, automake
+, docbook_xml_dtd_412
+, docbook_xsl
+, intltool
+, libxml2
+, libxslt
+, pkg-config
+, wrapGAppsHook
+, gtk2-x11
+, libX11
+, polkit
+, vala
+}:
+
+stdenv.mkDerivation rec {
+  pname = "lxsession";
+  version = "0.5.5";
+
+  src = fetchFromGitHub {
+    owner = "lxde";
+    repo = "lxsession";
+    rev = version;
+    sha256 = "17sqsx57ymrimm5jfmcyrp7b0nzi41bcvpxsqckmwbhl19g6c17d";
+  };
+
+  patches = [ ./xmlcatalog_patch.patch ];
+
+  nativeBuildInputs = [
+    autoconf
+    automake
+    docbook_xml_dtd_412
+    docbook_xsl
+    intltool
+    libxml2
+    libxslt
+    pkg-config
+    wrapGAppsHook
+  ];
+
+  buildInputs = [
+    gtk2-x11
+    libX11
+    polkit
+    vala
+  ];
+
+  configureFlags = [
+    "--enable-man"
+    "--disable-buildin-clipboard"
+    "--disable-buildin-polkit"
+    "--with-xml-catalog=${docbook_xml_dtd_412}/xml/dtd/docbook/catalog.xml"
+  ];
+
+  preConfigure = "./autogen.sh";
+
+  meta = with lib; {
+    homepage = "https://wiki.lxde.org/en/LXSession";
+    description = "Classic LXDE session manager";
+    license = licenses.gpl2Plus;
+    maintainers = [ maintainers.shamilton ];
+    platforms = platforms.linux;
+  };
+}