public static function manageConnections()
{
$still_waiting = array();
foreach (self::$pending_connections as $cSocket) {
if ($kid =& self::getChild($cSocket)) {
$pid = pcntl_fork();
if ($pid == -1) {
Octave_logger::log("Failed forking!", LOG_ERR);
exit;
} elseif ($pid) {
// Parent
Octave_daemon::$child_pids[$pid] = true;
$kid->pid = $pid;
$kid->close();
} else {
// Child
Octave_daemon::childMode();
chdir(self::$home_directory);
$kid->entertain();
$kid->killSocket();
exit;
}
} else {
$still_waiting[] = $cSocket;
}
}
self::$pending_connections = $still_waiting;
}
private static function writePID()
{
if (!isset(self::$config->globals["pid_file"]) || !self::$config->globals["pid_file"]) {
return true;
}
$fp = @fopen(self::$config->globals["pid_file"], 'w');
if (!$fp) {
self::$lastError = "Failed opening PID file for writing.";
return false;
}
if (!@fputs($fp, getmypid() . "\n")) {
self::$lastError = "Failed saving PID in PID file.";
return false;
}
return true;
}
/**
* The class destructor.
*
* Cleanly quits Octave, closes the pipes and the process.
* @return void
*/
public function __destruct()
{
if (!is_resource($this->process)) {
// Already dead
return;
}
if ($this->hangingProcess) {
$this->_closePipes();
return;
}
$this->_send("quit\n");
$this->_closePipes();
$status = proc_close($this->process);
if ($status == -1) {
throw new RuntimeException("Failed closing process");
}
Octave_daemon::manageDeadPID($this->pid);
}