use strict;
use warnings;
use Carp;
use Data::Dumper;
use English '-no_match_vars';
use FileHandle;
$| = 1;

my $no_of_childs = 3;

my @fh;
my $index = 0;
while ($index < $no_of_childs) {
       print "PID $PID\n";
       my $pid;
       $fh[$index]{'fh'} = new FileHandle;
       $fh[$index]{'fh'}->autoflush(1);
       $pid = $fh[$index]{'fh'}->open("|-");

       if ($pid) { # parent
               $fh[$index]{'pid'} = $pid;
               print "parent pid $PID creating child " .       $index++ . "\n";
       } else {    # child
               print "child pid $PID creating child " . $index++ . "\n";
               while (1) {
                       # Here we will do the child work, and read input from STDIN
                       print "$PID checking for input\n";
                       my $line = <STDIN>;
                       if ($line) {
                               print "$PID got something from father !!! $line\n";
                       }
                       sleep 1;
               }
               exit;
       }
}

print Dumper \@fh;

my $fh;

sleep 5;
$fh = $fh[0]{'fh'};
print "send hi to child 1\n";
print $fh "shalom yeled 1";

sleep 2;
$fh = $fh[1]{'fh'};
print "send hi to child 2\n";
print $fh "shalom yeled 2";

sleep 2;
$fh = $fh[2]{'fh'};
print "send hi to child 3\n";
print $fh "shalom yeled 3";