Catching the sigINT signal : Special Variables « Language Basics « Perl

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Perl » Language Basics » Special Variables

Catching the sigINT signal


   





#!/usr/bin/perl





use strict;

my $interruptions = 0;

$SIG{INT} = \&handle_interruptions;



while ($interruptions < 3) {

  print "waiting.\n";

  sleep(5);

}



sub handle_interruptions {

  $interruptions++;

  warn "interrupted ${interruptions}x.\n";

}

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