3 0 => array('pipe', 'r'),
4 1 => array('pipe', 'w'),
5 2 => array('pipe', 'w'));
9 $process = proc_open('/bin/sleep 120', $descriptors, $pipes);
11 proc_terminate($process, 9);
12 sleep(1); // wait a bit to let the process finish
13 var_dump(proc_get_status($process));