Yes, you are right about unused subs. In my attempt post readable code I forgot the part where TimerHandler() calls TimerSub().

In the meantime I started to tryout threads and it indeed is not too hard. Thanks for pointing out that is would be 'an excellent opportunity'

In reply to Re^2: Using SIG{ALRM} within while loop. by evroom
in thread Using SIG{ALRM} within while loop. by evroom

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