Re: [RFA] Checkpoint: wait the defunct process when delete it

[Pedro Alves <pedro at codesourcery dot com>]

On Tuesday 11 May 2010 23:43:04, Michael Snyder wrote:


>       old_cleanup = save_inferior_ptid ();
>       inferior_ptid = fd->parent_ptid;
> 
> Something like this?  Then the original inferior_ptid will be
> restored when you do
> 
> > +  if (call_function_by_hand (waitpid_fn, 3, argv) == 0)
> > +    return -1;
> 
>       do_cleanups();
> 
> > +  return 0;
> > +}

That won't work.  You will hit an assertion somewhere: either because
inferior_ptid is not found in the linux-nat.c lwp list, or because
inferior_ptid is not found in gdb's thread list.  I believe you'll
need to do a full linux_nat_switch_fork and back.

-- 
Pedro Alves