bitbake: bitbake: cooker: add a new function to retrieve task signatures

adding a new command in cooker to compute and get task signatures

this commit also add the associated command and event needed to get the
signatures using tinfoil

(Bitbake rev: 05c15162de90c41dad67e37a95ec9fdb440a7864)

Signed-off-by: Julien Stephan <jstephan@baylibre.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/bitbake/lib/bb/event.py b/bitbake/lib/bb/event.py
index 0d0e0a68aa..f8acacd80d 100644
--- a/bitbake/lib/bb/event.py
+++ b/bitbake/lib/bb/event.py
@@ -857,6 +857,14 @@ class FindSigInfoResult(Event):
         Event.__init__(self)
         self.result = result
 
+class GetTaskSignatureResult(Event):
+    """
+    Event to return results from GetTaskSignatures command
+    """
+    def __init__(self, sig):
+        Event.__init__(self)
+        self.sig = sig
+
 class ParseError(Event):
     """
     Event to indicate parse failed