[PATCH] bitbake: bb.fatal: Raise a BBHandledException instead of exiting

[Richard Purdie <richard.purdie@linuxfoundation.org>]

With new bitbake UIs having the cooker exit at 'random' points
in the codebase is problematic. This patch raises an exception
which matches the situation instead.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/bitbake/lib/bb/__init__.py b/bitbake/lib/bb/__init__.py
index 1478dd2..84f6ec3 100644
--- a/bitbake/lib/bb/__init__.py
+++ b/bitbake/lib/bb/__init__.py
@@ -99,8 +99,7 @@ def error(*args):
 
 def fatal(*args):
     logger.critical(''.join(args))
-    sys.exit(1)
-
+    raise BBHandledException()
 
 def deprecated(func, name=None, advice=""):
     """This is a decorator which can be used to mark functions