... And, since the OP wanted to actually start up a new process, he/she can do that in the child using exec--the new process will take the process ID of the child.

So, in your child, do this: 

exec "new_process";

[download]
And that new_process will have the pid stored in $pid (in the parent).

In reply to Re: Process ID of launched program? by btrott
in thread Process ID of launched program? by Anonymous Monk

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