<!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"> </head><body> <!-- Generated by Doxygen 1.3.9.1 --> <div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div> <div class="nav"> <a class="el" href="dir_000000.html">home</a> / <a class="el" href="dir_000001.html">oden</a> / <a class="el" href="dir_000002.html">RPM</a> / <a class="el" href="dir_000003.html">BUILD</a> / <a class="el" href="dir_000004.html">apr-1.1.1</a> / <a class="el" href="dir_000005.html">include</a></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">00001 <span class="comment">/* Copyright 2000-2004 The Apache Software Foundation</span> 00002 <span class="comment"> *</span> 00003 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span> 00004 <span class="comment"> * you may not use this file except in compliance with the License.</span> 00005 <span class="comment"> * You may obtain a copy of the License at</span> 00006 <span class="comment"> *</span> 00007 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span> 00008 <span class="comment"> *</span> 00009 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span> 00010 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span> 00011 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> 00012 <span class="comment"> * See the License for the specific language governing permissions and</span> 00013 <span class="comment"> * limitations under the License.</span> 00014 <span class="comment"> */</span> 00015 00016 <span class="preprocessor">#ifndef APR_SIGNAL_H</span> 00017 <span class="preprocessor"></span><span class="preprocessor">#define APR_SIGNAL_H</span> 00018 <span class="preprocessor"></span><span class="comment"></span> 00019 <span class="comment">/**</span> 00020 <span class="comment"> * @file apr_signal.h </span> 00021 <span class="comment"> * @brief APR Signal Handling</span> 00022 <span class="comment"> */</span> 00023 00024 <span class="preprocessor">#include "<a class="code" href="apr_8h.html">apr.h</a>"</span> 00025 <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span> 00026 00027 <span class="preprocessor">#if APR_HAVE_SIGNAL_H</span> 00028 <span class="preprocessor"></span><span class="preprocessor">#include <signal.h></span> 00029 <span class="preprocessor">#endif</span> 00030 <span class="preprocessor"></span> 00031 <span class="preprocessor">#ifdef __cplusplus</span> 00032 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> { 00033 <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span> 00034 <span class="comment"></span> 00035 <span class="comment">/**</span> 00036 <span class="comment"> * @defgroup apr_signal Handling</span> 00037 <span class="comment"> * @ingroup APR </span> 00038 <span class="comment"> * @{</span> 00039 <span class="comment"> */</span> 00040 00041 <span class="preprocessor">#if APR_HAVE_SIGACTION || defined(DOXYGEN)</span> 00042 <span class="preprocessor"></span> 00043 <span class="preprocessor">#if defined(DARWIN) && !defined(__cplusplus) && !defined(_ANSI_SOURCE)</span> 00044 <span class="preprocessor"></span><span class="comment">/* work around Darwin header file bugs</span> 00045 <span class="comment"> * http://www.opensource.apple.com/bugs/X/BSD%20Kernel/2657228.html</span> 00046 <span class="comment"> */</span> 00047 <span class="preprocessor">#undef SIG_DFL</span> 00048 <span class="preprocessor"></span><span class="preprocessor">#undef SIG_IGN</span> 00049 <span class="preprocessor"></span><span class="preprocessor">#undef SIG_ERR</span> 00050 <span class="preprocessor"></span><span class="preprocessor">#define SIG_DFL (void (*)(int))0</span> 00051 <span class="preprocessor"></span><span class="preprocessor">#define SIG_IGN (void (*)(int))1</span> 00052 <span class="preprocessor"></span><span class="preprocessor">#define SIG_ERR (void (*)(int))-1</span> 00053 <span class="preprocessor"></span><span class="preprocessor">#endif</span> 00054 <span class="preprocessor"></span><span class="comment"></span> 00055 <span class="comment">/** Function prototype for signal handlers */</span> <a name="l00056"></a><a class="code" href="group__apr__signal.html#ga0">00056</a> <span class="keyword">typedef</span> <span class="keywordtype">void</span> <a class="code" href="group__apr__signal.html#ga0">apr_sigfunc_t</a>(<span class="keywordtype">int</span>); 00057 <span class="comment"></span> 00058 <span class="comment">/**</span> 00059 <span class="comment"> * Set the signal handler function for a given signal</span> 00060 <span class="comment"> * @param signo The signal (eg... SIGWINCH)</span> 00061 <span class="comment"> * @param func the function to get called</span> 00062 <span class="comment"> */</span> 00063 <a class="code" href="group__apr__platform.html#ga123">APR_DECLARE</a>(apr_sigfunc_t *) apr_signal(<span class="keywordtype">int</span> signo, apr_sigfunc_t * func); 00064 00065 #if defined(SIG_IGN) && !defined(SIG_ERR) 00066 #define SIG_ERR ((apr_sigfunc_t *) -1) 00067 #endif 00068 00069 #else <span class="comment">/* !APR_HAVE_SIGACTION */</span> 00070 #define apr_signal(a, b) signal(a, b) 00071 #endif 00072 00073 <span class="comment"></span> 00074 <span class="comment">/**</span> 00075 <span class="comment"> * Get the description for a specific signal number</span> 00076 <span class="comment"> * @param signum The signal number</span> 00077 <span class="comment"> * @return The description of the signal</span> 00078 <span class="comment"> */</span> 00079 APR_DECLARE(const <span class="keywordtype">char</span> *) apr_signal_description_get(<span class="keywordtype">int</span> signum); 00080 <span class="comment"></span> 00081 <span class="comment">/**</span> 00082 <span class="comment"> * APR-private function for initializing the signal package</span> 00083 <span class="comment"> * @internal</span> 00084 <span class="comment"> * @param pglobal The internal, global pool</span> 00085 <span class="comment"> */</span> 00086 <span class="keywordtype">void</span> apr_signal_init(apr_pool_t *pglobal); 00087 <span class="comment"></span> 00088 <span class="comment">/**</span> 00089 <span class="comment"> * Block the delivery of a particular signal</span> 00090 <span class="comment"> * @param signum The signal number</span> 00091 <span class="comment"> * @return status</span> 00092 <span class="comment"> */</span> 00093 APR_DECLARE(apr_status_t) apr_signal_block(<span class="keywordtype">int</span> signum); 00094 <span class="comment"></span> 00095 <span class="comment">/**</span> 00096 <span class="comment"> * Enable the delivery of a particular signal</span> 00097 <span class="comment"> * @param signum The signal number</span> 00098 <span class="comment"> * @return status</span> 00099 <span class="comment"> */</span> 00100 APR_DECLARE(apr_status_t) apr_signal_unblock(<span class="keywordtype">int</span> signum); 00101 <span class="comment"></span> 00102 <span class="comment">/** @} */</span> 00103 00104 #ifdef __cplusplus 00105 } 00106 #endif <span class="comment">/* __cplusplus */</span> 00107 00108 #endif <span class="comment">/* APR_SIGNAL_H */</span> </pre></div><hr size="1"><address style="align: right;"><small>Generated on Sun Mar 20 19:52:26 2005 for Apache Portable Runtime by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.3.9.1 </small></address> </body> </html>