F Important STATUS values

The inquiry routines TASK_GET_REASON and TASK_GET_MESSINFO return a value in one of two groups. The first group concerns reschedules caused by events in this task.

MESSYS__RESCHED a timer has expired
MESSYS__ASTINT an AST routine has been obeyed
MESSYS__KICK the action has been ‘kicked’

The second group concerns messages received from a subsidiary task.

MESSYS__TRIGGER a trigger message has arrived, the subsidiary action
continues
DTASK__ACTCOMPLETE the subsidiary action completed successfully
DTASK__ACTINFORM the subsidiary action completed with an error
DTASK__ACTCANCEL the subsidiary action was cancelled
DTASK__IVACTSTAT the subsidiary action completed with an illegal REQUEST

In addition, the value can be any error status returned by the action in the subsidiary task.