> > No, you only need to make debugged children slightly pecial in wait4(), in
> > that the parent must never see their state, only the fact that they are
> > there (as if they were still running, in short, regardless of their _real_
> > state)
> So does that mean we need something like a 'count of children stolen by
> debuggers' in the task struct that wait4() can check?
in fact we have this already, almost:
then block (or return -EAGAIN). Instead of the current -ENOCHLD.
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