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<h1>gr_local_sighandler.h</h1>  </div>
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<a href="gr__local__sighandler_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c++ -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/*</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright 2004 Free Software Foundation, Inc.</span>
<a name="l00004"></a>00004 <span class="comment"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * This file is part of GNU Radio</span>
<a name="l00006"></a>00006 <span class="comment"> * </span>
<a name="l00007"></a>00007 <span class="comment"> * GNU Radio is free software; you can redistribute it and/or modify</span>
<a name="l00008"></a>00008 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00009"></a>00009 <span class="comment"> * the Free Software Foundation; either version 3, or (at your option)</span>
<a name="l00010"></a>00010 <span class="comment"> * any later version.</span>
<a name="l00011"></a>00011 <span class="comment"> * </span>
<a name="l00012"></a>00012 <span class="comment"> * GNU Radio is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00015"></a>00015 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> * </span>
<a name="l00017"></a>00017 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00018"></a>00018 <span class="comment"> * along with GNU Radio; see the file COPYING.  If not, write to</span>
<a name="l00019"></a>00019 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street,</span>
<a name="l00020"></a>00020 <span class="comment"> * Boston, MA 02110-1301, USA.</span>
<a name="l00021"></a>00021 <span class="comment"> */</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="preprocessor">#ifndef INCLUDED_GR_LOCAL_SIGHANDLER_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_GR_LOCAL_SIGHANDLER_H</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026 <span class="preprocessor">#ifdef HAVE_SIGNAL_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#include &lt;signal.h&gt;</span>
<a name="l00028"></a>00028 <span class="preprocessor">#endif</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include &lt;string&gt;</span>
<a name="l00031"></a>00031 <span class="comment"></span>
<a name="l00032"></a>00032 <span class="comment">/*!</span>
<a name="l00033"></a>00033 <span class="comment"> * \brief Get and set signal handler.</span>
<a name="l00034"></a>00034 <span class="comment"> *</span>
<a name="l00035"></a>00035 <span class="comment"> * \ingroup internal</span>
<a name="l00036"></a>00036 <span class="comment"> * Constructor installs new handler, destructor reinstalls</span>
<a name="l00037"></a>00037 <span class="comment"> * original value.</span>
<a name="l00038"></a>00038 <span class="comment"> */</span>
<a name="l00039"></a><a class="code" href="classgr__local__sighandler.html">00039</a> <span class="keyword">class </span><a class="code" href="classgr__local__sighandler.html" title="Get and set signal handler.">gr_local_sighandler</a> {
<a name="l00040"></a>00040   <span class="keywordtype">int</span>                   d_signum;
<a name="l00041"></a>00041 <span class="preprocessor">#ifdef HAVE_SIGACTION</span>
<a name="l00042"></a>00042 <span class="preprocessor"></span>  <span class="keyword">struct </span>sigaction      d_old_action;
<a name="l00043"></a>00043 <span class="preprocessor">#endif</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span><span class="keyword">public</span>:
<a name="l00045"></a>00045   <a class="code" href="classgr__local__sighandler.html#aaec39a8befbfc5bdb0b5bc4c40dfa06e">gr_local_sighandler</a> (<span class="keywordtype">int</span> signum, <span class="keywordtype">void</span> (*new_handler)(<span class="keywordtype">int</span>));
<a name="l00046"></a>00046   <a class="code" href="classgr__local__sighandler.html#aca8c55ce3b65f86a3cd6159ec60a3f06">~gr_local_sighandler</a> ();
<a name="l00047"></a>00047 
<a name="l00048"></a>00048   <span class="comment">/* throw gr_signal (signum) */</span>
<a name="l00049"></a>00049   <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classgr__local__sighandler.html#ad470deddaed86e6d2288c8cbb2a0e02f">throw_signal</a> (<span class="keywordtype">int</span> signum);
<a name="l00050"></a>00050 };
<a name="l00051"></a>00051 <span class="comment"></span>
<a name="l00052"></a>00052 <span class="comment">/*!</span>
<a name="l00053"></a>00053 <span class="comment"> * \brief Representation of signal.</span>
<a name="l00054"></a>00054 <span class="comment"> */</span>
<a name="l00055"></a><a class="code" href="classgr__signal.html">00055</a> <span class="keyword">class </span><a class="code" href="classgr__signal.html" title="Representation of signal.">gr_signal</a>
<a name="l00056"></a>00056 {
<a name="l00057"></a>00057   <span class="keywordtype">int</span>   d_signum;
<a name="l00058"></a>00058 <span class="keyword">public</span>:
<a name="l00059"></a><a class="code" href="classgr__signal.html#a1561eff20cbde68b8b3276034ab4016e">00059</a>   <a class="code" href="classgr__signal.html#a1561eff20cbde68b8b3276034ab4016e">gr_signal</a> (<span class="keywordtype">int</span> signum) : d_signum (signum) {}
<a name="l00060"></a><a class="code" href="classgr__signal.html#a17be1d5a4217bbd5fa9f5dae6d60e4d4">00060</a>   <span class="keywordtype">int</span> <a class="code" href="classgr__signal.html#a17be1d5a4217bbd5fa9f5dae6d60e4d4">signal</a> ()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> d_signum; }
<a name="l00061"></a>00061   std::string <a class="code" href="classgr__signal.html#aba3f37a4531ac46253efcc79afc9167f">name</a> () <span class="keyword">const</span>;
<a name="l00062"></a>00062 };
<a name="l00063"></a>00063 
<a name="l00064"></a>00064 <span class="preprocessor">#endif </span><span class="comment">/* INCLUDED_GR_LOCAL_SIGHANDLER_H */</span>
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