mirror of
https://github.com/sigmasternchen/php-doc-en
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ac51aaac3b
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@344866 c90b9560-bf6c-de11-be94-00142212c4b1
118 lines
3 KiB
XML
118 lines
3 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.pcntl-signal-get-handler" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>pcntl_signal_get_handler</refname>
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<refpurpose>Get the current handler for specified signal</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>mixed</type><methodname>pcntl_signal_get_handler</methodname>
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<methodparam><type>int</type><parameter>signo</parameter></methodparam>
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</methodsynopsis>
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<para>
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The <function>pcntl_signal_get_handler</function> function will get the current handler for the specified <parameter>signo</parameter>.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<variablelist>
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<varlistentry>
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<term><parameter>signo</parameter></term>
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<listitem>
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<para>
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The signal number.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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This function may return an integer value that refers to <constant>SIG_DFL</constant> or <constant>SIG_IGN</constant>. If you set a custom handler a string value containing the function name is returned.
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</para>
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</refsect1>
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<refsect1 role="changelog">
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&reftitle.changelog;
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<informaltable>
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<tgroup cols="2">
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<thead>
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<row>
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<entry>&Version;</entry>
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<entry>&Description;</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry>7.1.0</entry>
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<entry>
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<function>pcntl_signal_get_handler</function> has been added.
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</entry>
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</row>
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</tbody>
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</tgroup>
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</informaltable>
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</refsect1><!-- }}} -->
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title><function>pcntl_signal_get_handler</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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var_dump(pcntl_signal_get_handler(SIGUSR1)); // Outputs: int(0)
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function pcntl_test($signo) {}
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pcntl_signal(SIGUSR1, 'pcntl_test');
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var_dump(pcntl_signal_get_handler(SIGUSR1)); // Outputs: string(10) "pcntl_test"
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pcntl_signal(SIGUSR1, SIG_DFL);
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var_dump(pcntl_signal_get_handler(SIGUSR1)); // Outputs: int(0)
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pcntl_signal(SIGUSR1, SIG_IGN);
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var_dump(pcntl_signal_get_handler(SIGUSR1)); // Outputs: int(1)
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<simplelist>
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<member><function>pcntl_signal</function></member>
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</simplelist>
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</refsect1>
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</refentry>
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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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