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<title>Runtime Configuration</title>
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<h2 class="title">Runtime Configuration</h2>
<p class="simpara">
The behaviour of these functions is affected by settings in <var class="filename">php.ini</var>.
</p>
<p class="para">
In order to configure expect extension, there are configuration options
in the <a href="configuration.file.html" class="link">configuration file</a> <var class="filename">php.ini</var>.
<table class="doctable table">
<caption><strong>Expect Configure Options</strong></caption>
<thead>
<tr>
<th>Name</th>
<th>Default</th>
<th>Changeable</th>
<th>Changelog</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td><a href="expect.configuration.html#ini.expect.timeout" class="link">expect.timeout</a></td>
<td>"10"</td>
<td>PHP_INI_ALL</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="expect.configuration.html#ini.expect.loguser" class="link">expect.loguser</a></td>
<td>"1"</td>
<td>PHP_INI_ALL</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="expect.configuration.html#ini.expect.logfile" class="link">expect.logfile</a></td>
<td>""</td>
<td>PHP_INI_ALL</td>
<td class="empty"> </td>
</tr>
<tr>
<td><a href="expect.configuration.html#ini.expect.match-max" class="link">expect.match_max</a></td>
<td>""</td>
<td>PHP_INI_ALL</td>
<td class="empty"> </td>
</tr>
</tbody>
</table>
For further details and definitions of the
PHP_INI_* modes, see the <a href="configuration.changes.modes.html" class="xref">Where a configuration setting may be set</a>.
</p>
<p class="para">Here's a short explanation of
the configuration directives.</p>
<p class="para">
<dl>
<dt id="ini.expect.timeout">
<span class="term">
<em><code class="parameter">expect.timeout</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
The timeout period for waiting for the data, when using the
<span class="function"><a href="function.expect-expectl.html" class="function">expect_expectl()</a></span> function.
</p>
<p class="para">
A value of "-1" disables a timeout from occurring.
</p>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
A value of "0" causes the <span class="function"><a href="function.expect-expectl.html" class="function">expect_expectl()</a></span>
function to return immediately.
</p>
</p></blockquote>
</dd>
</dt>
<dt id="ini.expect.loguser">
<span class="term">
<em><code class="parameter">expect.loguser</code></em>
<span class="type"><a href="language.types.boolean.html" class="type boolean">boolean</a></span>
</span>
<dd>
<p class="para">
Whether expect should send any output from the spawned process to stdout.
Since interactive programs typically echo their input, this usually suffices
to show both sides of the conversation.
</p>
</dd>
</dt>
<dt id="ini.expect.logfile">
<span class="term">
<em><code class="parameter">expect.logfile</code></em>
<span class="type"><a href="language.types.string.html" class="type string">string</a></span>
</span>
<dd>
<p class="para">
Name of the file, where the output from the spawned process will be
written. If this file doesn't exist, it will be created.
</p>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
If this configuration is not empty, the output is written regardless of
the value of <a href="expect.configuration.html#ini.expect.loguser" class="link">expect.loguser</a>.
</p>
</p></blockquote>
</dd>
</dt>
<dt id="ini.expect.match-max">
<span class="term">
<em><code class="parameter">expect.match_max</code></em>
<span class="type"><a href="language.types.integer.html" class="type integer">integer</a></span>
</span>
<dd>
<p class="para">
Changes default size (2000 bytes) of the buffer used to match asterisks
in patterns.
</p>
</dd>
</dt>
</dl>
</p>
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