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/xfig/default.nix

@@ -0,0 +1,69 @@
+{ lib
+, stdenv
+, fetchurl
+, xlibsWrapper
+, makeWrapper
+, imagemagick
+, libXpm
+, libXmu
+, libXi
+, libXp
+, Xaw3d
+, libXaw
+, fig2dev
+}:
+
+stdenv.mkDerivation rec {
+  pname = "xfig";
+  version = "3.2.8b";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/mcj/xfig-${version}.tar.xz";
+    sha256 = "0fndgbm1mkqb1sn2v2kj3nx9mxj70jbp31y2bjvzcmmkry0q3k5j";
+  };
+
+  nativeBuildInputs = [ imagemagick makeWrapper ];
+
+  buildInputs = [
+    xlibsWrapper
+    libXpm
+    libXmu
+    libXi
+    libXp
+    Xaw3d
+    libXaw
+  ];
+
+  postPatch = ''
+    substituteInPlace src/main.c --replace '"fig2dev"' '"${fig2dev}/bin/fig2dev"'
+    substituteInPlace xfig.desktop --replace "/usr/bin/" "$out/bin/"
+  '';
+
+  postInstall = ''
+    mkdir -p $out/share/X11/app-defaults
+    cp app-defaults/* $out/share/X11/app-defaults
+
+    wrapProgram $out/bin/xfig \
+      --set XAPPLRESDIR $out/share/X11/app-defaults
+
+    mkdir -p $out/share/icons/hicolor/{16x16,22x22,48x48,64x64}/apps
+
+    for dimension in 16x16 22x22 48x48; do
+      convert doc/html/images/xfig-logo.png -geometry $dimension\
+        $out/share/icons/hicolor/16x16/apps/xfig.png
+    done
+    install doc/html/images/xfig-logo.png \
+      $out/share/icons/hicolor/64x64/apps/xfig.png
+  '';
+
+  enableParallelBuilding = true;
+
+  meta = with lib; {
+    description = "An interactive drawing tool for X11";
+    longDescription = ''
+      Note that you need to have the <literal>netpbm</literal> tools
+      in your path to export bitmaps.
+    '';
+    inherit (fig2dev.meta) license homepage platforms maintainers;
+  };
+}