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#!/usr/bin/perl use strict; ... printf "%s : %s\n", scalar localtime(), "BEGIN - MAIN"; ($ReturnValue) = &MainSub; printf "%s : %s\n", scalar localtime(), "END - MAIN";
# time ./TestSigalrm.pl Wed Jul 24 08:38:20 2019 : BEGIN - MAIN ... real 0m10.018s user 0m0.014s sys 0m0.002s