[erlang-questions] how to know who is the parent pid of a child pid?

[Richard A. O'Keefe]

On 3/04/2013, at 12:09 PM, Brisa Jiménez wrote:
> How to know who is the parent pid of a child pid?

It isn't clear whether you are asking "if process A
spawned process B, can process B discover who A was?"
or "if process A spawned process B and process C
somehow becomes aquainted with B, can C discover who
A was?"

In either case, the obvious question is
"why do you want to know this?"