[erlang-questions] Get grandchild pid when using nested supervisors?

[Vance Shipley]

On Mon, Sep 29, 2014 at 9:40 PM, Roger Lipscombe <roger@REDACTED>
wrote:
>
> Calling supervisor:start_child(A, []) returns {ok, BPid}, where I
> really want WPid. What's a sensible way to get hold of it?
>

{ok, BPid} = supervisor:start_child(A, []),
[{_, WPid, _, _}] = supervisor:which_children(BPid)

-- 
     -Vance
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