parent() - get the parent thread of a given thread.

parent(thread = self() )

thread:

the thread whose parent we are requesting.

an object of class thread representing the parent is returned if the argument is a thread and has a parent. Otherwise, NULL is returned. The very toplevel thread which is the standard evaluator has no parent thread.

children()

thread()

        # have the parent restart this thread
        # given a function call Start which takes a
        # string to determine what expression to
        # evaluate in the new thread
      p = parent()
      sendTask(Quote(Start(self()@name)),p)

User Level Threads