> (about fork) I don't wanna replicate the Perl script but spawn a PS window.
You are already forking!
> Does exactly the same thing as exec, except that a fork is done first and the parent process waits for the child process to exit.
There are no rules, there are no thumbs..
Reinvent the wheel, then learn The Wheel; may be one day you reinvent one of THE WHEELS.
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