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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 297028 $ -->
<refentry xml:id="function.yaz-wait" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>yaz_wait</refname>
<refpurpose>Wait for Z39.50 requests to complete</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>mixed</type><methodname>yaz_wait</methodname>
<methodparam choice="opt"><type>array</type><parameter role="reference">options</parameter></methodparam>
</methodsynopsis>
<para>
This function carries out networked (blocked) activity for outstanding
requests which have been prepared by the functions
<function>yaz_connect</function>, <function>yaz_search</function>,
<function>yaz_present</function>, <function>yaz_scan</function> and
<function>yaz_itemorder</function>.
</para>
<para>
<function>yaz_wait</function> returns when all servers have either
completed all requests or aborted (in case of errors).
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>options</parameter></term>
<listitem>
<para>
An associative array of options:
<variablelist>
<varlistentry>
<term><literal>timeout</literal></term>
<listitem>
<para>
Sets timeout in seconds. If a server has not responded within the
timeout it is considered dead and <function>yaz_wait</function>
returns. The default value for timeout is 15 seconds.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><literal>event</literal></term>
<listitem>
<para>
A boolean.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
In event mode, returns resource &return.falseforfailure;.
</para>
</refsect1>
</refentry>
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