This utility doesn't take any special arguments, but it's nice if it at
least knows how to deal with no arguments, --help and errors properly.

(Bitbake rev: 0cabdf1d0cde6687bc1372675a0d6242587c87a0)

Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>