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/video/wxcam/default.nix

@@ -0,0 +1,51 @@
+{ lib, stdenv, fetchurl
+, pkg-config
+, intltool
+, libX11, libXv, libSM
+, gtk, libglade
+, wxGTK
+, perlPackages
+, xvidcore
+, mjpegtools
+, alsa-lib
+, libv4l
+, cimg }:
+
+stdenv.mkDerivation rec {
+
+  pname = "wxcam";
+  version = "1.1";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/project/wxcam/wxcam/${version}/${pname}-${version}.tar.gz";
+    sha256 = "1765bvc65fpzn9ycnnj5hais9xkx9v0sm6a878d35x54bpanr859";
+  };
+
+  buildInputs = with lib;
+  [ pkg-config intltool libX11 libXv libSM gtk libglade wxGTK perlPackages.XMLParser xvidcore mjpegtools alsa-lib libv4l cimg ];
+
+  NIX_CFLAGS_COMPILE="-I ${cimg}/include/cimg";
+
+  postUnpack = ''
+    sed -ie 's|/usr/share/|'"$out/share/"'|g' $sourceRoot/Makefile.in
+  '';
+
+  installPhase = ''
+    make install prefix="$out" wxcamdocdir="$out/share/doc/wxcam"
+  '';
+
+  meta = with lib; {
+    description = "An open-source, wxGTK-based webcam app for Linux";
+    longDescription = ''
+    wxCam is a webcam application for linux. It supports video recording
+    (avi uncompressed and Xvid formats), snapshot taking, and some special
+    commands for philips webcams, so you can also use it for astronomy purposes.
+    It supports both video4linux 1 and 2 drivers,
+    so it should work on a very large number of devices.
+    '';
+    homepage = "http://wxcam.sourceforge.net/";
+    license = licenses.gpl3Plus;
+    maintainers = [ maintainers.AndersonTorres ];
+    platforms = platforms.linux;
+  };
+}