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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<div class="qindex"><a class="qindex" href="main.html">Main&nbsp;Page</a> | <a class="qindex" href="classes.html">Alphabetical&nbsp;List</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a></div>
<h1>dmxsigio.c File Reference</h1><code>#include "inputstr.h"</code><br>
<code>#include "<a class="el" href="dmxinputinit_8h-source.html">dmxinputinit.h</a>"</code><br>
<code>#include "<a class="el" href="dmxsigio_8h-source.html">dmxsigio.h</a>"</code><br>
<code>#include "<a class="el" href="dmxevents_8h-source.html">dmxevents.h</a>"</code><br>
<code>#include &lt;signal.h&gt;</code><br>
<code>#include &lt;unistd.h&gt;</code><br>
<code>#include &lt;sys/fcntl.h&gt;</code><br>
<table border=0 cellpadding=0 cellspacing=0>
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<tr><td colspan=2><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a5">dmxSigioBlock</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a6">dmxSigioUnblock</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a11">dmxSigioEnableInput</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a12">dmxSigioDisableInput</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a13">dmxSigioRegister</a> (<a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *dmxInput, int fd)</td></tr>

<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxsigio_8c.html#a14">dmxSigioUnregister</a> (<a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *dmxInput)</td></tr>

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<hr><a name="_details"></a><h2>Detailed Description</h2>
Provides an interface for handling SIGIO signals for input devices.<hr><h2>Function Documentation</h2>
<a class="anchor" name="a5" doxytag="dmxsigio.c::dmxSigioBlock" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioBlock </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
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Block SIGIO handling.     </td>
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<a class="anchor" name="a12" doxytag="dmxsigio.c::dmxSigioDisableInput" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioDisableInput </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
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Disable SIGIO handling. This removes the hanlder from the OS.     </td>
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<a class="anchor" name="a11" doxytag="dmxsigio.c::dmxSigioEnableInput" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioEnableInput </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
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Enable SIGIO handling. This instantiates the handler with the OS.     </td>
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<a class="anchor" name="a13" doxytag="dmxsigio.c::dmxSigioRegister" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioRegister </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *&nbsp;</td>
          <td class="mdname" nowrap> <em>dmxInput</em>, </td>
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          <td class="md" nowrap>int&nbsp;</td>
          <td class="mdname" nowrap> <em>fd</em></td>
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          <td class="md">)&nbsp;</td>
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Make a note that the input device described in <em>dmxInput</em> will be using the file descriptor <em>fd</em> for SIGIO signals. Calls AddEnabledDevice ifi SIGIO handling has been enabled with <a class="el" href="dmxsigio_8c.html#a11">dmxSigioEnableInput()</a>.     </td>
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<a class="anchor" name="a6" doxytag="dmxsigio.c::dmxSigioUnblock" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioUnblock </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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Unblock SIGIO handling.     </td>
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<a class="anchor" name="a14" doxytag="dmxsigio.c::dmxSigioUnregister" ></a><p>
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          <td class="md" nowrap valign="top"> void dmxSigioUnregister </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="struct__DMXInputInfo.html">DMXInputInfo</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>dmxInput</em>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<p>
Remove the notes that <em>dmxInput</em> is using any file descriptors for SIGIO signals. Calls RemoveEnabledDevice.     </td>
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    <hr>
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