for (my $i = 3; $i >= 0; $i--) {
  close($handles[$i]);
}

[download]

In Perl, I'd prefer something like this instead of the C style for loop (YMMV of course): 

    close $handles[$_] for reverse 0..3;

[download]

(the explicit reverse emphasizes that it's essential here to do something in reverse order of how you'd do it normally)

In reply to Re^2: Forked pipe deadlock by almut
in thread Forked pipe deadlock by Anonymous Monk

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