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use strict;
use warnings;
use Test::More tests => 1;
use Parallel::ForkManager;
my $data;
my $inner = Parallel::ForkManager->new(1);
$inner->run_on_finish(sub{ $data = $_[5]; });
my $outer = Parallel::ForkManager->new(1);
$outer->run_on_finish(sub{ $data = $_[5]; });
unless( $outer->start ) {
unless( $inner->start ) {
$inner->finish( 0, [ 'yay' ] );
}
$inner->wait_all_children;
$outer->finish(0, $data );
}
$outer->wait_all_children;
ok $data, "received reference";
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