<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.13"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>rpm: Signal Queue API.</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">rpm
 <span id="projectnumber">4.13.0.2</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.13 -->
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
$(function() {
initMenu('',false,false,'search.php','Search');
});
</script>
<div id="main-nav"></div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#typedef-members">Typedefs</a> |
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">Signal Queue API.</div> </div>
</div><!--header-->
<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a>
Typedefs</h2></td></tr>
<tr class="memitem:gaf72fd9f98a1577badba606c30e116cb7"><td class="memItemLeft" align="right" valign="top">typedef void(* </td><td class="memItemRight" valign="bottom"><a class="el" href="group__rpmsq.html#gaf72fd9f98a1577badba606c30e116cb7">rpmsqAction_t</a>) (int signum)</td></tr>
<tr class="memdesc:gaf72fd9f98a1577badba606c30e116cb7"><td class="mdescLeft"> </td><td class="mdescRight">Default signal handler prototype. <a href="#gaf72fd9f98a1577badba606c30e116cb7">More...</a><br /></td></tr>
<tr class="separator:gaf72fd9f98a1577badba606c30e116cb7"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga07972540d07ec41922891e8dbdc8e823"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__rpmsq.html#ga07972540d07ec41922891e8dbdc8e823">rpmsqIsCaught</a> (int signum)</td></tr>
<tr class="memdesc:ga07972540d07ec41922891e8dbdc8e823"><td class="mdescLeft"> </td><td class="mdescRight">Test if given signal has been caught (while signals blocked). <a href="#ga07972540d07ec41922891e8dbdc8e823">More...</a><br /></td></tr>
<tr class="separator:ga07972540d07ec41922891e8dbdc8e823"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gafad9681ab319c8bd68d8b622128caffc"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__rpmsq.html#gafad9681ab319c8bd68d8b622128caffc">rpmsqAction</a> (int signum)</td></tr>
<tr class="memdesc:gafad9681ab319c8bd68d8b622128caffc"><td class="mdescLeft"> </td><td class="mdescRight">Default signal handler. <a href="#gafad9681ab319c8bd68d8b622128caffc">More...</a><br /></td></tr>
<tr class="separator:gafad9681ab319c8bd68d8b622128caffc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad9549ed43cbb708e506288cb1e33d009"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__rpmsq.html#gad9549ed43cbb708e506288cb1e33d009">rpmsqEnable</a> (int signum, <a class="el" href="group__rpmsq.html#gaf72fd9f98a1577badba606c30e116cb7">rpmsqAction_t</a> handler)</td></tr>
<tr class="memdesc:gad9549ed43cbb708e506288cb1e33d009"><td class="mdescLeft"> </td><td class="mdescRight">Enable or disable a signal handler. <a href="#gad9549ed43cbb708e506288cb1e33d009">More...</a><br /></td></tr>
<tr class="separator:gad9549ed43cbb708e506288cb1e33d009"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<h2 class="groupheader">Typedef Documentation</h2>
<a id="gaf72fd9f98a1577badba606c30e116cb7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaf72fd9f98a1577badba606c30e116cb7">◆ </a></span>rpmsqAction_t</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">typedef void(* rpmsqAction_t) (int signum)</td>
</tr>
</table>
</div><div class="memdoc">
<p>Default signal handler prototype. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">signum</td><td>signal number </td></tr>
<tr><td class="paramname">info</td><td>(siginfo_t) signal info </td></tr>
<tr><td class="paramname">context</td><td>signal context </td></tr>
</table>
</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="rpmsq_8h_source.html#l00024">24</a> of file <a class="el" href="rpmsq_8h_source.html">rpmsq.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="gafad9681ab319c8bd68d8b622128caffc"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gafad9681ab319c8bd68d8b622128caffc">◆ </a></span>rpmsqAction()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void rpmsqAction </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>signum</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Default signal handler. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">signum</td><td>signal number </td></tr>
<tr><td class="paramname">info</td><td>(siginfo_t) signal info </td></tr>
<tr><td class="paramname">context</td><td>signal context </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="gad9549ed43cbb708e506288cb1e33d009"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gad9549ed43cbb708e506288cb1e33d009">◆ </a></span>rpmsqEnable()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int rpmsqEnable </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>signum</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__rpmsq.html#gaf72fd9f98a1577badba606c30e116cb7">rpmsqAction_t</a> </td>
<td class="paramname"><em>handler</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Enable or disable a signal handler. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">signum</td><td>signal to enable (or disable if negative) </td></tr>
<tr><td class="paramname">handler</td><td>sa_sigaction handler (or NULL to use rpmsqHandler()) </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>no. of refs, -1 on error </dd></dl>
</div>
</div>
<a id="ga07972540d07ec41922891e8dbdc8e823"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga07972540d07ec41922891e8dbdc8e823">◆ </a></span>rpmsqIsCaught()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int rpmsqIsCaught </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>signum</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Test if given signal has been caught (while signals blocked). </p>
<p>Similar to sigismember() but operates on internal signal queue. </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">signum</td><td>signal to test for </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>1 if caught, 0 if not and -1 on error </dd></dl>
</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.13
</small></address>
</body>
</html>
