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/data/fonts/vista-fonts/default.nix

@@ -0,0 +1,42 @@
+{ lib, stdenvNoCC, fetchurl, cabextract }:
+
+stdenvNoCC.mkDerivation {
+  pname = "vista-fonts";
+  version = "1";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/mscorefonts2/cabs/PowerPointViewer.exe";
+    sha256 = "07vhjdw8iip7gxk6wvp4myhvbn9619g10j9qvpbzz4ihima57ry4";
+  };
+
+  nativeBuildInputs = [ cabextract ];
+
+  unpackPhase = ''
+    cabextract --lowercase --filter ppviewer.cab $src
+    cabextract --lowercase --filter '*.TTF' ppviewer.cab
+    cabextract --lowercase --filter '*.TTC' ppviewer.cab
+  '';
+
+  installPhase = ''
+    mkdir -p $out/share/fonts/truetype
+    cp *.ttf *.ttc $out/share/fonts/truetype
+
+    # Set up no-op font configs to override any aliases set up by
+    # other packages.
+    mkdir -p $out/etc/fonts/conf.d
+    for name in Calibri Cambria Candara Consolas Constantia Corbel ; do
+      substitute ${./no-op.conf} $out/etc/fonts/conf.d/30-''${name,,}.conf \
+        --subst-var-by fontname $name
+    done
+  '';
+
+  meta = {
+    description = "Some TrueType fonts from Microsoft Windows Vista (Calibri, Cambria, Candara, Consolas, Constantia, Corbel)";
+    homepage = "http://www.microsoft.com/typography/ClearTypeFonts.mspx";
+    license = lib.licenses.unfree; # haven't read the EULA, but we probably can't redistribute these files, so...
+
+    # Set a non-zero priority to allow easy overriding of the
+    # fontconfig configuration files.
+    priority = 5;
+  };
+}

pkgs/data/fonts/vista-fonts/no-op.conf

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE fontconfig SYSTEM "urn:fontconfig:fonts.dtd">
+<fontconfig>
+  <!-- This configuation is intentionally left empty in order to
+       override any other font package that may wish to set up an
+       alias for the Microsoft @fontname@ font. If you actually do
+       want to have the alias then please change the priority of that
+       package; see the Nix manual page for nix-env for details. -->
+</fontconfig>