IT. Expert System.

PHP

Basic usage


Basic usage

This example forks off a daemon process with a signal handler.

Example #1 Process Control Example

<?php
declare(ticks=1);

$pid pcntl_fork();
if (
$pid == -1) {
     die(
"could not fork"); 
} else if (
$pid) {
     exit(); 
// we are the parent 
} else {
     
// we are the child
}

// detatch from the controlling terminal
if (posix_setsid() == -1) {
    die(
"could not detach from terminal");
}

// setup signal handlers
pcntl_signal(SIGTERM"sig_handler");
pcntl_signal(SIGHUP"sig_handler");

// loop forever performing tasks
while (1) {

    
// do something interesting here

}

function 
sig_handler($signo
{

     switch (
$signo) {
         case 
SIGTERM:
             
// handle shutdown tasks
             
exit;
             break;
         case 
SIGHUP:
             
// handle restart tasks
             
break;
         default:
             
// handle all other signals
     
}

}

?>


Content

Android Reference

Java basics

Java Enterprise Edition (EE)

Java Standard Edition (SE)

SQL

HTML

PHP

CSS

Java Script

MYSQL

JQUERY

VBS

REGEX

C

C++

C#

Design patterns

RFC (standard status)

RFC (proposed standard status)

RFC (draft standard status)

RFC (informational status)

RFC (experimental status)

RFC (best current practice status)

RFC (historic status)

RFC (unknown status)

IT dictionary

License.
All information of this service is derived from the free sources and is provided solely in the form of quotations. This service provides information and interfaces solely for the familiarization (not ownership) and under the "as is" condition.
Copyright 2016 © ELTASK.COM. All rights reserved.
Site is optimized for mobile devices.
Downloads: / . Delta: 0.03669 с