<?
print "Starting main program\n";
$childs = array();
for ( $count = 1; $count <= 10; $count++) {
$pid = pcntl_fork();
if ( $pid == -1 ) {
// Fork failed
echo "Fork failed\n";
exit(1);
} else if ( $pid ) {
# parent
#print "pid is $pid, parent $$\n";
array_push($childs, $pid);
} else {
# child
sub1($count);
exit(0);
}
}
foreach($childs as $key => $pid) {
pcntl_waitpid($pid, $status);
}
print "End of main program\n";
function sub1 ($num) {
print "started child process for $num\n";
sleep(10 - $num);
print "done with child process for $num\n";
return $num;
}
?>
