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archived-doc-ru/reference/sem/functions/msg-queue-exists.xml
2024-05-26 00:50:14 +03:00

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<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: 96c9d88bad9a7d7d44bfb7f26c226df7ee9ddf26 Maintainer: rjhdby Status: ready -->
<!-- Reviewed: no -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.msg-queue-exists">
<refnamediv>
<refname>msg_queue_exists</refname>
<refpurpose>Проверяет существование очереди сообщений</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>msg_queue_exists</methodname>
<methodparam><type>int</type><parameter>key</parameter></methodparam>
</methodsynopsis>
<para>
Функция проверяет существование очереди сообщений, которую задают ключом <parameter>key</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>key</parameter></term>
<listitem>
<para>
Ключ очереди.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>msg_remove_queue</function></member>
<member><function>msg_receive</function></member>
<member><function>msg_stat_queue</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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