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<!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>log4cpp: PThreads.hh Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.4.2 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Class Members</a> | <a class="qindex" href="globals.html">File Members</a> | <a class="qindex" href="pages.html">Related Pages</a></div><div class="nav"><a class="el" href="dir_000001.html">include</a> / <a class="el" href="dir_000002.html">log4cpp</a> / <a class="el" href="dir_000003.html">threading</a></div><h1>PThreads.hh</h1><a href="PThreads_8hh.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>00002 <span class="comment"> * PThreads.hh</span>00003 <span class="comment"> *</span>00004 <span class="comment"> * Copyright 2002, Emiliano Martin emilianomc@terra.es All rights reserved.</span>00005 <span class="comment"> *</span>00006 <span class="comment"> * See the COPYING file for the terms of usage and distribution.</span>00007 <span class="comment"> */</span>00008 00009 <span class="preprocessor">#ifndef _LOG4CPP_THREADING_PTHREADS_HH</span>00010 <span class="preprocessor"></span><span class="preprocessor">#define _LOG4CPP_THREADING_PTHREADS_HH</span>00011 <span class="preprocessor"></span>00012 <span class="preprocessor">#include <<a class="code" href="Portability_8hh.html">log4cpp/Portability.hh</a>></span>00013 <span class="preprocessor">#include <stdio.h></span>00014 <span class="preprocessor">#include <pthread.h></span>00015 <span class="preprocessor">#include <string></span>00016 <span class="preprocessor">#include <assert.h></span>00017 00018 00019 <span class="keyword">namespace </span>log4cpp {00020 <span class="keyword">namespace </span>threading {00021 00025 std::string <a class="code" href="namespacelog4cpp_1_1threading.html#a2">getThreadId</a>();00026 <a name="l00029"></a><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">00029</a> <span class="keyword">class </span><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a> {00030 <span class="keyword">private</span>:00031 pthread_mutex_t mutex;00032 00033 <span class="keyword">public</span>:<a name="l00034"></a><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a0">00034</a> <span class="keyword">inline</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a0">Mutex</a>() {00035 ::pthread_mutex_init(&mutex, NULL);00036 }00037 <a name="l00038"></a><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a1">00038</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a1">lock</a>() {00039 ::pthread_mutex_lock(&mutex);00040 }00041 <a name="l00042"></a><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a2">00042</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a2">unlock</a>() {00043 ::pthread_mutex_unlock(&mutex);00044 }00045 <a name="l00046"></a><a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a3">00046</a> <span class="keyword">inline</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a3">~Mutex</a>() {00047 ::pthread_mutex_destroy(&mutex);00048 }00049 00050 <span class="keyword">private</span>:00051 <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a0">Mutex</a>(<span class="keyword">const</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a>& m);00052 <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a>& operator=(<span class="keyword">const</span> <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a> &m);00053 };00054 <a name="l00058"></a><a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html">00058</a> <span class="keyword">class </span><a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html">ScopedLock</a> {00059 <span class="keyword">private</span>:00060 <a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a>& _mutex;00061 00062 <span class="keyword">public</span>:<a name="l00063"></a><a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html#a0">00063</a> <span class="keyword">inline</span> <a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html#a0">ScopedLock</a>(<a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html">Mutex</a>& mutex) :00064 _mutex(mutex) {00065 _mutex.<a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a1">lock</a>();00066 }00067 <a name="l00068"></a><a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html#a1">00068</a> <span class="keyword">inline</span> <a class="code" href="classlog4cpp_1_1threading_1_1ScopedLock.html#a1">~ScopedLock</a>() {00069 _mutex.<a class="code" href="classlog4cpp_1_1threading_1_1Mutex.html#a2">unlock</a>();00070 }00071 };00072 <a name="l00076"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html">00076</a> <span class="keyword">template</span><<span class="keyword">typename</span> T> <span class="keyword">class </span><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html">ThreadLocalDataHolder</a> {00077 <span class="keyword">private</span>: 00078 pthread_key_t _key; 00079 00080 <span class="keyword">public</span>:<a name="l00081"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#w2">00081</a> <span class="keyword">typedef</span> T <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#w0">data_type</a>;00082 <a name="l00083"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a26">00083</a> <span class="keyword">inline</span> <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html">ThreadLocalDataHolder</a>() {00084 ::pthread_key_create(&_key, <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#e0">freeHolder</a>); 00085 }00086 <a name="l00087"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#e0">00087</a> <span class="keyword">inline</span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#e0">freeHolder</a>(<span class="keywordtype">void</span> *p) {00088 assert(p != NULL);00089 <span class="keyword">delete</span> reinterpret_cast<T *>(p);00090 }00091 <a name="l00092"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a27">00092</a> <span class="keyword">inline</span> ~<a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html">ThreadLocalDataHolder</a>() {00093 T *data = <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>();00094 <span class="keywordflow">if</span> (data != NULL) { 00095 <span class="keyword">delete</span> data;00096 }00097 ::pthread_key_delete(_key);00098 }00099 <a name="l00100"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a28">00100</a> <span class="keyword">inline</span> T* <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>()<span class="keyword"> const </span>{00101 <span class="keywordflow">return</span> reinterpret_cast<T *>(::pthread_getspecific(_key)); 00102 }00103 <a name="l00104"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a29">00104</a> <span class="keyword">inline</span> T* <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a1">operator-></a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>(); }<a name="l00105"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a30">00105</a> <span class="keyword">inline</span> T& operator*()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> *<a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>(); }00106 <a name="l00107"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a31">00107</a> <span class="keyword">inline</span> T* <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a3">release</a>() {00108 T* result = <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>();00109 ::pthread_setspecific(_key, NULL); 00110 00111 <span class="keywordflow">return</span> result;00112 }00113 <a name="l00114"></a><a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a32">00114</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a4">reset</a>(T* p = NULL) {00115 T *data = <a class="code" href="classlog4cpp_1_1threading_1_1ThreadLocalDataHolder.html#a0">get</a>();00116 <span class="keywordflow">if</span> (data != NULL) {00117 <span class="keyword">delete</span> data;00118 }00119 ::pthread_setspecific(_key, p); 00120 }00121 };00122 00123 }00124 }00125 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Jul 29 14:07:33 2005 for log4cpp by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.2 </small></address></body></html>⌨️ 快捷键说明
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