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Add configuration settings necessary to use poll() 

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@1283 7fd9a85b-ad96-42d3-883c-3090e2eb8679
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patacongo 2008-11-19 00:23:19 +00:00
parent 338cf17e26
commit 83ea27d5dc
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nuttx/Documentation/NuttxUserGuide.html
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@ -6050,6 +6050,25 @@ interface of the same name.
occurred for any of the file descriptors, then <code>poll()</code> blocks until
one of the events occurs.
</p>
<p>
<b>Configuration Settings</b>.
In order to use the <code>poll()</code> API, the following must be defined
in your NuttX configuration file:
</p>
<ul>
<li><code>CONFIG_NFILE_DESCRIPTORS</code> Defined to be greater than 0</li>
<li><code>CONFIG_DISABLE_POLL</code> NOT defined</li>
</ul>
<p>
In order to use the select with TCP/IP sockets test, you must also have the following additional things
selected in your NuttX configuration file:
</p>
<ul>
<li><code>CONFIG_NET</code> Defined for general network support</li>
<li><code>CONFIG_NET_TCP</code> Defined for TCP/IP support</li>
<li><code>CONFIG_NSOCKET_DESCRIPTORS</code> Defined to be greater than 0</li>
<li><code>CONFIG_NET_NTCP_READAHEAD_BUFFERS</code> Defined to be greater than zero</li>
</ul>
<p>
<b>Input Parameters:</b>
</p>