<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>Apache Portable Runtime: apr_signal.h Source File</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.4.7 --> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul></div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div> <h1>apr_signal.h</h1><a href="apr__signal_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as</span> <a name="l00002"></a>00002 <span class="comment"> * applicable.</span> <a name="l00003"></a>00003 <span class="comment"> *</span> <a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span> <a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span> <a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span> <a name="l00007"></a>00007 <span class="comment"> *</span> <a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span> <a name="l00009"></a>00009 <span class="comment"> *</span> <a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span> <a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span> <a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> <a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span> <a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span> <a name="l00015"></a>00015 <span class="comment"> */</span> <a name="l00016"></a>00016 <a name="l00017"></a>00017 <span class="preprocessor">#ifndef APR_SIGNAL_H</span> <a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define APR_SIGNAL_H</span> <a name="l00019"></a>00019 <span class="preprocessor"></span><span class="comment"></span> <a name="l00020"></a>00020 <span class="comment">/**</span> <a name="l00021"></a>00021 <span class="comment"> * @file apr_signal.h </span> <a name="l00022"></a>00022 <span class="comment"> * @brief APR Signal Handling</span> <a name="l00023"></a>00023 <span class="comment"> */</span> <a name="l00024"></a>00024 <a name="l00025"></a>00025 <span class="preprocessor">#include "<a class="code" href="apr_8h.html">apr.h</a>"</span> <a name="l00026"></a>00026 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span> <a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="preprocessor">#if APR_HAVE_SIGNAL_H</span> <a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#include <signal.h></span> <a name="l00030"></a>00030 <span class="preprocessor">#endif</span> <a name="l00031"></a>00031 <span class="preprocessor"></span> <a name="l00032"></a>00032 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00033"></a>00033 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> { <a name="l00034"></a>00034 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> <a name="l00035"></a>00035 <span class="comment"></span> <a name="l00036"></a>00036 <span class="comment">/**</span> <a name="l00037"></a>00037 <span class="comment"> * @defgroup apr_signal Handling</span> <a name="l00038"></a>00038 <span class="comment"> * @ingroup APR </span> <a name="l00039"></a>00039 <span class="comment"> * @{</span> <a name="l00040"></a>00040 <span class="comment"> */</span> <a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="preprocessor">#if APR_HAVE_SIGACTION || defined(DOXYGEN)</span> <a name="l00043"></a>00043 <span class="preprocessor"></span> <a name="l00044"></a>00044 <span class="preprocessor">#if defined(DARWIN) && !defined(__cplusplus) && !defined(_ANSI_SOURCE)</span> <a name="l00045"></a>00045 <span class="preprocessor"></span><span class="comment">/* work around Darwin header file bugs</span> <a name="l00046"></a>00046 <span class="comment"> * http://www.opensource.apple.com/bugs/X/BSD%20Kernel/2657228.html</span> <a name="l00047"></a>00047 <span class="comment"> */</span> <a name="l00048"></a>00048 <span class="preprocessor">#undef SIG_DFL</span> <a name="l00049"></a>00049 <span class="preprocessor"></span><span class="preprocessor">#undef SIG_IGN</span> <a name="l00050"></a>00050 <span class="preprocessor"></span><span class="preprocessor">#undef SIG_ERR</span> <a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#define SIG_DFL (void (*)(int))0</span> <a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#define SIG_IGN (void (*)(int))1</span> <a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define SIG_ERR (void (*)(int))-1</span> <a name="l00054"></a>00054 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00055"></a>00055 <span class="preprocessor"></span><span class="comment"></span> <a name="l00056"></a>00056 <span class="comment">/** Function prototype for signal handlers */</span> <a name="l00057"></a><a class="code" href="group__apr__signal.html#gd5118cd2cc6a1b5da0932edc5b3f26f9">00057</a> <span class="keyword">typedef</span> <span class="keywordtype">void</span> <a class="code" href="group__apr__signal.html#gd5118cd2cc6a1b5da0932edc5b3f26f9">apr_sigfunc_t</a>(<span class="keywordtype">int</span>); <a name="l00058"></a>00058 <span class="comment"></span> <a name="l00059"></a>00059 <span class="comment">/**</span> <a name="l00060"></a>00060 <span class="comment"> * Set the signal handler function for a given signal</span> <a name="l00061"></a>00061 <span class="comment"> * @param signo The signal (eg... SIGWINCH)</span> <a name="l00062"></a>00062 <span class="comment"> * @param func the function to get called</span> <a name="l00063"></a>00063 <span class="comment"> */</span> <a name="l00064"></a>00064 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__signal.html#gd5118cd2cc6a1b5da0932edc5b3f26f9">apr_sigfunc_t</a> *) <a class="code" href="group__apr__signal.html#g738801e45bee6f9f5894a45c9b896437">apr_signal</a>(<span class="keywordtype">int</span> signo, <a class="code" href="group__apr__signal.html#gd5118cd2cc6a1b5da0932edc5b3f26f9">apr_sigfunc_t</a> * func); <a name="l00065"></a>00065 <a name="l00066"></a>00066 <span class="preprocessor">#if defined(SIG_IGN) && !defined(SIG_ERR)</span> <a name="l00067"></a>00067 <span class="preprocessor"></span><span class="preprocessor">#define SIG_ERR ((apr_sigfunc_t *) -1)</span> <a name="l00068"></a>00068 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00069"></a>00069 <span class="preprocessor"></span> <a name="l00070"></a>00070 <span class="preprocessor">#else </span><span class="comment">/* !APR_HAVE_SIGACTION */</span> <a name="l00071"></a>00071 <span class="preprocessor">#define apr_signal(a, b) signal(a, b)</span> <a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00073"></a>00073 <span class="preprocessor"></span> <a name="l00074"></a>00074 <span class="comment"></span> <a name="l00075"></a>00075 <span class="comment">/**</span> <a name="l00076"></a>00076 <span class="comment"> * Get the description for a specific signal number</span> <a name="l00077"></a>00077 <span class="comment"> * @param signum The signal number</span> <a name="l00078"></a>00078 <span class="comment"> * @return The description of the signal</span> <a name="l00079"></a>00079 <span class="comment"> */</span> <a name="l00080"></a>00080 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *) <a class="code" href="group__apr__signal.html#g8eef61558974879f128585bf1b13feb6">apr_signal_description_get</a>(<span class="keywordtype">int</span> signum); <a name="l00081"></a>00081 <span class="comment"></span> <a name="l00082"></a>00082 <span class="comment">/**</span> <a name="l00083"></a>00083 <span class="comment"> * APR-private function for initializing the signal package</span> <a name="l00084"></a>00084 <span class="comment"> * @internal</span> <a name="l00085"></a>00085 <span class="comment"> * @param pglobal The internal, global pool</span> <a name="l00086"></a>00086 <span class="comment"> */</span> <a name="l00087"></a>00087 <span class="keywordtype">void</span> <a class="code" href="group__apr__signal.html#g88f3805287906b277d7981526bd064b2">apr_signal_init</a>(<a class="code" href="group__apr__pools.html#g06f17a7732f2d04d8ce7010fbb057a8b">apr_pool_t</a> *pglobal); <a name="l00088"></a>00088 <span class="comment"></span> <a name="l00089"></a>00089 <span class="comment">/**</span> <a name="l00090"></a>00090 <span class="comment"> * Block the delivery of a particular signal</span> <a name="l00091"></a>00091 <span class="comment"> * @param signum The signal number</span> <a name="l00092"></a>00092 <span class="comment"> * @return status</span> <a name="l00093"></a>00093 <span class="comment"> */</span> <a name="l00094"></a>00094 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#g4cf2ddae3efce70c508ac7fefc1c47f7">apr_status_t</a>) <a class="code" href="group__apr__signal.html#gd1c198ddc3efbb39ca67d1666c9ba503">apr_signal_block</a>(<span class="keywordtype">int</span> signum); <a name="l00095"></a>00095 <span class="comment"></span> <a name="l00096"></a>00096 <span class="comment">/**</span> <a name="l00097"></a>00097 <span class="comment"> * Enable the delivery of a particular signal</span> <a name="l00098"></a>00098 <span class="comment"> * @param signum The signal number</span> <a name="l00099"></a>00099 <span class="comment"> * @return status</span> <a name="l00100"></a>00100 <span class="comment"> */</span> <a name="l00101"></a>00101 <a class="code" href="group__apr__platform.html#g4a5cbc739c4e19ab450020163d0899d4">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#g4cf2ddae3efce70c508ac7fefc1c47f7">apr_status_t</a>) <a class="code" href="group__apr__signal.html#geab904714c8ff5348b0c9740b2fede00">apr_signal_unblock</a>(<span class="keywordtype">int</span> signum); <a name="l00102"></a>00102 <span class="comment"></span> <a name="l00103"></a>00103 <span class="comment">/** @} */</span> <a name="l00104"></a>00104 <a name="l00105"></a>00105 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00106"></a>00106 <span class="preprocessor"></span>} <a name="l00107"></a>00107 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> <a name="l00108"></a>00108 <a name="l00109"></a>00109 <span class="preprocessor">#endif </span><span class="comment">/* APR_SIGNAL_H */</span> </pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue May 31 12:20:26 2011 for Apache Portable Runtime by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.7 </small></address> </body> </html>