This is not necessary for modern applications - instead we just need to
check if we're in the middle of a build and if so, do the same thing as
pressing the "Stop" button.
(Bitbake rev: a79eb5d918239db1dade8134743e6142a4854930)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>