We use this externally in the OE layer index update script, so it
shouldn't really be named as an internal function.
(Bitbake rev: 89332a7874e94c8d91ea24200f9739abb1a50397)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>