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/os-specific/linux/selinux-sandbox/default.nix

@@ -0,0 +1,60 @@
+{ lib, stdenv, fetchurl, bash, coreutils, python3
+, libcap_ng, policycoreutils, selinux-python, dbus
+, xorgserver, openbox, xmodmap }:
+
+# this is python3 only as it depends on selinux-python
+
+with lib;
+with python3.pkgs;
+
+stdenv.mkDerivation rec {
+  pname = "selinux-sandbox";
+  version = "3.3";
+  inherit (policycoreutils) se_url;
+
+  src = fetchurl {
+    url = "${se_url}/${version}/selinux-sandbox-${version}.tar.gz";
+    sha256 = "0rw8pxfqhl6ww4w31fbf4hi3zilh1n3b1rfjm7ra76mm78wfyylj";
+  };
+
+  nativeBuildInputs = [ wrapPython ];
+  buildInputs = [ bash coreutils libcap_ng policycoreutils python3 xorgserver openbox xmodmap dbus ];
+  propagatedBuildInputs = [ pygobject3 selinux-python ];
+
+  postPatch = ''
+    # Fix setuid install
+    substituteInPlace Makefile --replace "-m 4755" "-m 755"
+    substituteInPlace sandboxX.sh \
+      --replace "#!/bin/sh" "#!${bash}/bin/sh" \
+      --replace "/usr/share/sandbox/start" "${placeholder "out"}/share/sandbox/start" \
+      --replace "/usr/bin/cut" "${coreutils}/bin/cut" \
+      --replace "/usr/bin/Xephyr" "${xorgserver}/bin/Xepyhr" \
+      --replace "secon" "${policycoreutils}/bin/secon"
+    substituteInPlace sandbox \
+      --replace "/usr/sbin/seunshare" "$out/bin/seunshare" \
+      --replace "/usr/share/sandbox" "$out/share/sandbox" \
+      --replace "/usr/share/locale" "${policycoreutils}/share/locale" \
+      --replace "/usr/bin/openbox" "${openbox}/bin/openbox" \
+      --replace "#!/bin/sh" "#!${bash}/bin/sh" \
+      --replace "dbus-" "${dbus}/bin/dbus-" \
+      --replace "/usr/bin/xmodmap" "${xmodmap}/bin/xmodmap" \
+      --replace "/usr/bin/shred" "${coreutils}/bin/shred" \
+      --replace "/usr/bin/test" "${coreutils}/bin/test" \
+  '';
+
+  makeFlags = [
+    "PREFIX=$(out)"
+    "SYSCONFDIR=$(out)/etc/sysconfig"
+  ];
+
+  postFixup = ''
+    wrapPythonPrograms
+  '';
+
+  meta = {
+    description = "SELinux sandbox utility";
+    license = licenses.gpl2;
+    homepage = "https://selinuxproject.org";
+    platforms = platforms.linux;
+  };
+}