view tools/timeout.pm @ 28:fa930a3213fc

forget minilua
author anatofuz
date Sat, 03 Nov 2018 23:24:33 +0900
parents 2cf249471370
children
line wrap: on
line source

package timeout;
use strict;
use warnings;
use Exporter qw(import);

our @EXPORT_OK = qw(run_timeout);

sub run_timeout {
    my ($command, $timeout) = @_;
    my $status;
    if (my $pid = fork()) {
        local $SIG{ALRM} = sub {
            kill 'KILL', $pid;
        };
        alarm $timeout;
        waitpid $pid, 0;
        $status = $?;
        alarm 0;
    } else {
        exec @$command;
    }
    return $status;
}

1;