bitbake: cooker: Ensure commands clean up any parser processes

When finishing a command, we need to ensure any parsing processes that may have
been started are cleaned up before we reset the cooker state.

(Bitbake rev: 6569ab64bea35de21acc89053ba76e2828163f3f)

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

bitbake/lib/bb/cooker.py

@@ -1768,6 +1768,9 @@ class BBCooker:
             self.parser.final_cleanup()
 
     def finishcommand(self):
+        if hasattr(self.parser, 'shutdown'):
+            self.parser.shutdown(clean=False)
+            self.parser.final_cleanup()
         self.state = state.initial
 
     def reset(self):