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/graphics/freepv/default.nix

@@ -0,0 +1,48 @@
+{ lib
+, stdenv
+, fetchurl
+, libjpeg
+, libGLU
+, libGL
+, freeglut
+, zlib
+, cmake
+, libX11
+, libxml2
+, libpng
+, libXxf86vm
+}:
+
+stdenv.mkDerivation rec {
+  pname = "freepv";
+  version = "0.3.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/freepv/freepv-${version}.tar.gz";
+    sha256 = "1w19abqjn64w47m35alg7bcdl1p97nf11zn64cp4p0dydihmhv56";
+  };
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ libjpeg libGLU libGL freeglut zlib libX11 libxml2 libpng libXxf86vm ];
+
+  postPatch = ''
+    sed -i -e '/GECKO/d' CMakeLists.txt
+    sed -i -e '/mozilla/d' src/CMakeLists.txt
+    sed -i -e '1i \
+      #include <cstdio>' src/libfreepv/OpenGLRenderer.cpp
+    sed -i -e '1i \
+      #include <cstring>' src/libfreepv/Image.cpp
+    substituteInPlace src/libfreepv/Action.h \
+      --replace NULL nullptr
+    substituteInPlace src/libfreepv/pngReader.cpp \
+      --replace png_set_gray_1_2_4_to_8 png_set_expand_gray_1_2_4_to_8
+  '';
+
+  NIX_CFLAGS_COMPILE = "-fpermissive -Wno-narrowing";
+
+  meta = {
+    description = "Open source panorama viewer using GL";
+    homepage = "http://freepv.sourceforge.net/";
+    license = [ lib.licenses.lgpl21 ];
+  };
+}