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<img alt="->" src="../images/arrow.gif" /> <readregistry></td>
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v0.90</td>
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<h1><readregistry></h1>
<p> Reads a value or set of values from the Windows Registry into one or more NAnt properties. </p>
<h3>Parameters</h3>
<div class="table">
<table>
<tr>
<th>Attribute</th>
<th style="text-align: center;">Type</th>
<th>Description</th>
<th style="text-align: center;">Required</th>
</tr>
<tr>
<td valign="top" class="required">key</td>
<td style="text-align: center;">string</td>
<td> The registry key to read, including the path. </td>
<td style="text-align: center;">True</td>
</tr>
<tr>
<td valign="top">hive</td>
<td style="text-align: center;">string</td>
<td> Space separated list of registry hives to search for <code>key</code>. For a list of possible values, see <a href="http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpref/html/frlrfMicrosoftWin32RegistryHiveClassTopic.asp">RegistryHive</a>. The default is <code>LocalMachine</code>. </td>
<td style="text-align: center;">False</td>
</tr>
<tr>
<td valign="top">prefix</td>
<td style="text-align: center;">string</td>
<td>
<p>The prefix to use for the specified registry key values.</p>
<p>If this attribute is used then all registry values will be read and stored as properties with this prefix.</p>
</td>
<td style="text-align: center;">False</td>
</tr>
<tr>
<td valign="top">property</td>
<td style="text-align: center;">string</td>
<td>
<p>The property to set to the specified registry key value.</p>
<p>If this attribute is used then a single value will be read.</p>
</td>
<td style="text-align: center;">False</td>
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<tr>
<td valign="top">failonerror</td>
<td style="text-align: center;">bool</td>
<td> Determines if task failure stops the build, or is just reported. The default is <b>true</b>. </td>
<td style="text-align: center;">False</td>
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<td valign="top">if</td>
<td style="text-align: center;">bool</td>
<td> If <b>true</b> then the task will be executed; otherwise, skipped. The default is <b>true</b>. </td>
<td style="text-align: center;">False</td>
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<tr>
<td valign="top">unless</td>
<td style="text-align: center;">bool</td>
<td> Opposite of <code>if</code>. If <b>false</b> then the task will be executed; otherwise, skipped. The default is <b>false</b>. </td>
<td style="text-align: center;">False</td>
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<tr>
<td valign="top">verbose</td>
<td style="text-align: center;">bool</td>
<td> Determines whether the task should report detailed build log messages. The default is <b>false</b>. </td>
<td style="text-align: center;">False</td>
</tr>
</table>
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<h3>Examples</h3>
<ul class="examples">
<li>
<p>Read a single value from the registry.</p>
<pre class="code">
<readregistry property="sdkRoot" key="SOFTWARE\Microsoft\.NETFramework\sdkInstallRoot" hive="LocalMachine" />
</pre>
<p>Read all the registry values in a key.</p>
<pre class="code">
<readregistry prefix="dotNetFX" key="SOFTWARE\Microsoft\.NETFramework\sdkInstallRoot" hive="LocalMachine" />
</pre>
</li>
</ul>
<h3>Requirements</h3>
<div style="margin-left: 20px;">
<b>Assembly:</b> NAnt.Win32Tasks (0.90.3780.0)
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