mirror of
https://github.com/sigmasternchen/php-doc-en
synced 2025-03-27 22:38:55 +00:00
af4410a7e1
still using this, after discussion on the phpdoc list. From now on, manual.ced will need to be found at ~/.phpdoc/manual.ced. git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@288721 c90b9560-bf6c-de11-be94-00142212c4b1
85 lines
1.6 KiB
XML
85 lines
1.6 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision$ -->
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<chapter xml:id="pcntl.examples" xmlns="http://docbook.org/ns/docbook">
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&reftitle.examples;
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<section xml:id="pcntl.example">
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<para>
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This example forks off a daemon process with a signal handler.
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</para>
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<example>
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<title>Process Control Example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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declare(ticks=1);
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$pid = pcntl_fork();
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if ($pid == -1) {
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die("could not fork");
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} else if ($pid) {
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exit(); // we are the parent
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} else {
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// we are the child
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}
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// detatch from the controlling terminal
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if (posix_setsid() == -1) {
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die("could not detach from terminal");
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}
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// setup signal handlers
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pcntl_signal(SIGTERM, "sig_handler");
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pcntl_signal(SIGHUP, "sig_handler");
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// loop forever performing tasks
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while (1) {
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// do something interesting here
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}
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function sig_handler($signo)
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{
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switch ($signo) {
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case SIGTERM:
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// handle shutdown tasks
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exit;
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break;
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case SIGHUP:
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// handle restart tasks
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break;
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default:
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// handle all other signals
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}
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}
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?>
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]]>
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</programlisting>
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</example>
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</section>
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</chapter>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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