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/servers/interlock/default.nix

@@ -0,0 +1,37 @@
+{ sudo, coreutils, systemd, cryptsetup
+, mount, umount
+, buildGoPackage, fetchFromGitHub }:
+
+buildGoPackage rec {
+  pname = "interlock";
+  version = "2016.04.13";
+  rev = "v${version}";
+
+  goPackagePath = "github.com/inversepath/interlock";
+
+  subPackages = [ "./cmd/interlock" ];
+
+  src = fetchFromGitHub {
+    inherit rev;
+    owner = "inversepath";
+    repo = "interlock";
+    sha256 = "06aqx3jy744yx29xyg8ips0dw16186hfqbxdv3hfrmwxmaxhl4lz";
+  };
+
+  goDeps = ./deps.nix;
+
+  nativeBuildInputs = [ sudo ];
+  tags = [ "textsecure" ];
+  postPatch = ''
+    grep -lr '/s\?bin/' | xargs sed -i \
+      -e 's|/bin/mount|${mount}/bin/mount|' \
+      -e 's|/bin/umount|${umount}/bin/umount|' \
+      -e 's|/bin/cp|${coreutils}/bin/cp|' \
+      -e 's|/bin/mv|${coreutils}/bin/mv|' \
+      -e 's|/bin/chown|${coreutils}/bin/chown|' \
+      -e 's|/bin/date|${coreutils}/bin/date|' \
+      -e 's|/sbin/poweroff|${systemd}/sbin/poweroff|' \
+      -e 's|/usr/bin/sudo|/run/wrappers/bin/sudo|' \
+      -e 's|/sbin/cryptsetup|${cryptsetup}/bin/cryptsetup|'
+  '';
+}