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<h1>mld_threads.h</h1> </div>
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<a href="mld__threads_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 2006 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"> * Primary Author: Michael Dickens, NCIP Lab, University of Notre Dame</span>
<a name="l00008"></a>00008 <span class="comment"> * </span>
<a name="l00009"></a>00009 <span class="comment"> * GNU Radio is free software; you can redistribute it and/or modify</span>
<a name="l00010"></a>00010 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00011"></a>00011 <span class="comment"> * the Free Software Foundation; either version 3, or (at your option)</span>
<a name="l00012"></a>00012 <span class="comment"> * any later version.</span>
<a name="l00013"></a>00013 <span class="comment"> * </span>
<a name="l00014"></a>00014 <span class="comment"> * GNU Radio is distributed in the hope that it will be useful,</span>
<a name="l00015"></a>00015 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00016"></a>00016 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00017"></a>00017 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00018"></a>00018 <span class="comment"> * </span>
<a name="l00019"></a>00019 <span class="comment"> * You should have received a copy of the GNU General Public License</span>
<a name="l00020"></a>00020 <span class="comment"> * along with GNU Radio; see the file COPYING. If not, write to</span>
<a name="l00021"></a>00021 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street,</span>
<a name="l00022"></a>00022 <span class="comment"> * Boston, MA 02110-1301, USA.</span>
<a name="l00023"></a>00023 <span class="comment"> */</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#ifndef _INCLUDED_MLD_THREADS_H_</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define _INCLUDED_MLD_THREADS_H_</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="comment">/* classes which allow for either pthreads or omni_threads */</span>
<a name="l00029"></a>00029
<a name="l00030"></a><a class="code" href="mld__threads_8h.html#aee2cfb821d6e3becef341bc50101af93">00030</a> <span class="preprocessor">#define __macos__</span>
<a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#include <gnuradio/omnithread.h></span>
<a name="l00033"></a>00033 <span class="preprocessor">#else</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#include <pthread.h></span>
<a name="l00035"></a>00035 <span class="preprocessor">#endif</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <stdexcept></span>
<a name="l00038"></a>00038
<a name="l00039"></a><a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">00039</a> <span class="preprocessor">#define __INLINE__ inline</span>
<a name="l00040"></a>00040 <span class="preprocessor"></span>
<a name="l00041"></a>00041 <span class="preprocessor">#ifndef DO_DEBUG</span>
<a name="l00042"></a><a class="code" href="mld__threads_8h.html#a6748a559cfa5d68a4eb3ab5e8f644033">00042</a> <span class="preprocessor"></span><span class="preprocessor">#define DO_DEBUG 0</span>
<a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00044"></a>00044 <span class="preprocessor"></span>
<a name="l00045"></a>00045 <span class="preprocessor">#if DO_DEBUG</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#define DEBUG(X) do{X} while(0);</span>
<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00048"></a><a class="code" href="mld__threads_8h.html#aef41e8aaf4c60819b30faf396cdf4978">00048</a> <span class="preprocessor"></span><span class="preprocessor">#define DEBUG(X) do{} while(0);</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span>
<a name="l00051"></a>00051 <span class="keyword">class </span><a class="code" href="classmld__condition__t.html">mld_condition_t</a>;
<a name="l00052"></a>00052
<a name="l00053"></a><a class="code" href="classmld__mutex__t.html">00053</a> <span class="keyword">class </span><a class="code" href="classmld__mutex__t.html">mld_mutex_t</a> {
<a name="l00054"></a>00054 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00055"></a>00055 <span class="preprocessor"></span> <span class="keyword">typedef</span> omni_mutex l_mutex, *l_mutex_ptr;
<a name="l00056"></a>00056 <span class="preprocessor">#else</span>
<a name="l00057"></a>00057 <span class="preprocessor"></span> <span class="keyword">typedef</span> pthread_mutex_t l_mutex, *l_mutex_ptr;
<a name="l00058"></a>00058 <span class="preprocessor">#endif</span>
<a name="l00059"></a>00059 <span class="preprocessor"></span>
<a name="l00060"></a><a class="code" href="classmld__mutex__t.html#ae49b19f7b7c663448c2407efbd7c8bf7">00060</a> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classmld__condition__t.html">mld_condition_t</a>;
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keyword">private</span>:
<a name="l00063"></a>00063 l_mutex_ptr d_mutex;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keyword">protected</span>:
<a name="l00066"></a><a class="code" href="classmld__mutex__t.html#a04ed7b70f862ec86d6a633dbbb2927ad">00066</a> <span class="keyword">inline</span> l_mutex_ptr <a class="code" href="classmld__mutex__t.html#a04ed7b70f862ec86d6a633dbbb2927ad">mutex</a> () { <span class="keywordflow">return</span> (d_mutex); };
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="keyword">public</span>:
<a name="l00069"></a><a class="code" href="classmld__mutex__t.html#accece7178e95110df06e9442e6f7189b">00069</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__mutex__t.html#accece7178e95110df06e9442e6f7189b">mld_mutex_t</a> () {
<a name="l00070"></a>00070 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00071"></a>00071 <span class="preprocessor"></span> d_mutex = <span class="keyword">new</span> omni_mutex ();
<a name="l00072"></a>00072 <span class="preprocessor">#else</span>
<a name="l00073"></a>00073 <span class="preprocessor"></span> d_mutex = (l_mutex_ptr) <span class="keyword">new</span> l_mutex;
<a name="l00074"></a>00074 <span class="keywordtype">int</span> l_ret = pthread_mutex_init (d_mutex, NULL);
<a name="l00075"></a>00075 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00076"></a>00076 fprintf (stderr, <span class="stringliteral">"Error %d creating mutex.\n"</span>, l_ret);
<a name="l00077"></a>00077 <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"mld_mutex_t::mld_mutex_t()\n"</span>);
<a name="l00078"></a>00078 }
<a name="l00079"></a>00079 <span class="preprocessor">#endif</span>
<a name="l00080"></a>00080 <span class="preprocessor"></span> };
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="classmld__mutex__t.html#afaaa6ddda3e032aacbb9f365c4c41a98">00082</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__mutex__t.html#afaaa6ddda3e032aacbb9f365c4c41a98">~mld_mutex_t</a> () {
<a name="l00083"></a>00083 <a class="code" href="classmld__mutex__t.html#a92ab8c4ffde527dc16b3ca79bc6e5cb5">unlock</a> ();
<a name="l00084"></a>00084 <span class="preprocessor">#ifndef _USE_OMNI_THREADS_</span>
<a name="l00085"></a>00085 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_mutex_destroy (d_mutex);
<a name="l00086"></a>00086 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00087"></a>00087 fprintf (stderr, <span class="stringliteral">"mld_mutex_t::~mld_mutex_t(): "</span>
<a name="l00088"></a>00088 <span class="stringliteral">"Error %d destroying mutex.\n"</span>, l_ret);
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090 <span class="preprocessor">#endif</span>
<a name="l00091"></a>00091 <span class="preprocessor"></span> <span class="keyword">delete</span> d_mutex;
<a name="l00092"></a>00092 d_mutex = NULL;
<a name="l00093"></a>00093 };
<a name="l00094"></a>00094
<a name="l00095"></a><a class="code" href="classmld__mutex__t.html#a76f6cb18d23e453b62eb5f7bcb8e14c5">00095</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#a76f6cb18d23e453b62eb5f7bcb8e14c5">lock</a> () {
<a name="l00096"></a>00096 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span> d_mutex->lock ();
<a name="l00098"></a>00098 <span class="preprocessor">#else</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_mutex_lock (d_mutex);
<a name="l00100"></a>00100 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00101"></a>00101 fprintf (stderr, <span class="stringliteral">"mld_mutex_t::lock(): "</span>
<a name="l00102"></a>00102 <span class="stringliteral">"Error %d locking mutex.\n"</span>, l_ret);
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104 <span class="preprocessor">#endif</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span> };
<a name="l00106"></a>00106
<a name="l00107"></a><a class="code" href="classmld__mutex__t.html#a92ab8c4ffde527dc16b3ca79bc6e5cb5">00107</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#a92ab8c4ffde527dc16b3ca79bc6e5cb5">unlock</a> () {
<a name="l00108"></a>00108 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00109"></a>00109 <span class="preprocessor"></span> d_mutex->unlock ();
<a name="l00110"></a>00110 <span class="preprocessor">#else</span>
<a name="l00111"></a>00111 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_mutex_unlock (d_mutex);
<a name="l00112"></a>00112 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00113"></a>00113 fprintf (stderr, <span class="stringliteral">"mld_mutex_t::unlock(): "</span>
<a name="l00114"></a>00114 <span class="stringliteral">"Error %d locking mutex.\n"</span>, l_ret);
<a name="l00115"></a>00115 }
<a name="l00116"></a>00116 <span class="preprocessor">#endif</span>
<a name="l00117"></a>00117 <span class="preprocessor"></span> };
<a name="l00118"></a>00118
<a name="l00119"></a><a class="code" href="classmld__mutex__t.html#a983611e446a0cb8506133e0570685b9d">00119</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <span class="keywordtype">bool</span> <a class="code" href="classmld__mutex__t.html#a983611e446a0cb8506133e0570685b9d">trylock</a> () {
<a name="l00120"></a>00120 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00121"></a>00121 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = d_mutex->trylock ();
<a name="l00122"></a>00122 <span class="preprocessor">#else</span>
<a name="l00123"></a>00123 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_mutex_unlock (d_mutex);
<a name="l00124"></a>00124 <span class="preprocessor">#endif</span>
<a name="l00125"></a>00125 <span class="preprocessor"></span> <span class="keywordflow">return</span> (l_ret == 0 ? <span class="keyword">true</span> : <span class="keyword">false</span>);
<a name="l00126"></a>00126 };
<a name="l00127"></a>00127
<a name="l00128"></a><a class="code" href="classmld__mutex__t.html#a190f8a108352c05f7a2a8b5b2e51edb3">00128</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#a190f8a108352c05f7a2a8b5b2e51edb3">acquire</a> () { <a class="code" href="classmld__mutex__t.html#a76f6cb18d23e453b62eb5f7bcb8e14c5">lock</a>(); };
<a name="l00129"></a><a class="code" href="classmld__mutex__t.html#a512ace972694431ff31c03e55233d44e">00129</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#a512ace972694431ff31c03e55233d44e">release</a> () { <a class="code" href="classmld__mutex__t.html#a92ab8c4ffde527dc16b3ca79bc6e5cb5">unlock</a>(); };
<a name="l00130"></a><a class="code" href="classmld__mutex__t.html#a6cb3ea3f268d17cc334705d5727166bd">00130</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#a6cb3ea3f268d17cc334705d5727166bd">wait</a> () { <a class="code" href="classmld__mutex__t.html#a76f6cb18d23e453b62eb5f7bcb8e14c5">lock</a>(); };
<a name="l00131"></a><a class="code" href="classmld__mutex__t.html#af99f91adb02bdd42abb2dccf049cd0e9">00131</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classmld__mutex__t.html#af99f91adb02bdd42abb2dccf049cd0e9">post</a> () { <a class="code" href="classmld__mutex__t.html#a92ab8c4ffde527dc16b3ca79bc6e5cb5">unlock</a>(); };
<a name="l00132"></a>00132 };
<a name="l00133"></a>00133
<a name="l00134"></a><a class="code" href="mld__threads_8h.html#a779d1cd5d9a16b12510a0526a2fc77ba">00134</a> <span class="keyword">typedef</span> <a class="code" href="classmld__mutex__t.html">mld_mutex_t</a> <a class="code" href="mld__threads_8h.html#a859af1cfae142e50e8047d56eb8da096">mld_mutex</a>, *<a class="code" href="mld__threads_8h.html#a779d1cd5d9a16b12510a0526a2fc77ba">mld_mutex_ptr</a>;
<a name="l00135"></a>00135
<a name="l00136"></a><a class="code" href="classmld__condition__t.html">00136</a> <span class="keyword">class </span><a class="code" href="classmld__condition__t.html">mld_condition_t</a> {
<a name="l00137"></a>00137 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00138"></a>00138 <span class="preprocessor"></span> <span class="keyword">typedef</span> omni_condition l_condition, *l_condition_ptr;
<a name="l00139"></a>00139 <span class="preprocessor">#else</span>
<a name="l00140"></a>00140 <span class="preprocessor"></span> <span class="keyword">typedef</span> pthread_cond_t l_condition, *l_condition_ptr;
<a name="l00141"></a>00141 <span class="preprocessor">#endif</span>
<a name="l00142"></a>00142 <span class="preprocessor"></span>
<a name="l00143"></a>00143 <span class="keyword">private</span>:
<a name="l00144"></a>00144 l_condition_ptr d_condition;
<a name="l00145"></a>00145 <a class="code" href="classmld__mutex__t.html">mld_mutex_ptr</a> d_mutex;
<a name="l00146"></a>00146 <span class="keywordtype">bool</span> d_i_own_mutex;
<a name="l00147"></a>00147
<a name="l00148"></a>00148 <span class="keyword">public</span>:
<a name="l00149"></a><a class="code" href="classmld__condition__t.html#a78f57781bd0adb73c1d1c54de71052d2">00149</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__condition__t.html#a78f57781bd0adb73c1d1c54de71052d2">mld_condition_t</a> (<a class="code" href="classmld__mutex__t.html">mld_mutex_ptr</a> <a class="code" href="classmld__condition__t.html#a441862c453ded6d106c088cf81f9ff7b">mutex</a> = NULL) {
<a name="l00150"></a>00150 <span class="keywordflow">if</span> (<a class="code" href="classmld__condition__t.html#a441862c453ded6d106c088cf81f9ff7b">mutex</a>) {
<a name="l00151"></a>00151 d_i_own_mutex = <span class="keyword">false</span>;
<a name="l00152"></a>00152 d_mutex = <a class="code" href="classmld__condition__t.html#a441862c453ded6d106c088cf81f9ff7b">mutex</a>;
<a name="l00153"></a>00153 } <span class="keywordflow">else</span> {
<a name="l00154"></a>00154 d_i_own_mutex = <span class="keyword">true</span>;
<a name="l00155"></a>00155 d_mutex = <span class="keyword">new</span> <a class="code" href="mld__threads_8h.html#a859af1cfae142e50e8047d56eb8da096">mld_mutex</a> ();
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00158"></a>00158 <span class="preprocessor"></span> d_condition = <span class="keyword">new</span> omni_condition (d_mutex-><a class="code" href="classmld__mutex__t.html#a04ed7b70f862ec86d6a633dbbb2927ad">mutex</a> ());
<a name="l00159"></a>00159 <span class="preprocessor">#else</span>
<a name="l00160"></a>00160 <span class="preprocessor"></span> d_condition = (l_condition_ptr) <span class="keyword">new</span> l_condition;
<a name="l00161"></a>00161 <span class="keywordtype">int</span> l_ret = pthread_cond_init (d_condition, NULL);
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00163"></a>00163 fprintf (stderr, <span class="stringliteral">"Error %d creating condition.\n"</span>, l_ret);
<a name="l00164"></a>00164 <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"mld_condition_t::mld_condition_t()\n"</span>);
<a name="l00165"></a>00165 }
<a name="l00166"></a>00166 <span class="preprocessor">#endif</span>
<a name="l00167"></a>00167 <span class="preprocessor"></span> };
<a name="l00168"></a>00168
<a name="l00169"></a><a class="code" href="classmld__condition__t.html#ae80c83432ab147894addc7816ca6df6a">00169</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__condition__t.html#ae80c83432ab147894addc7816ca6df6a">~mld_condition_t</a> () {
<a name="l00170"></a>00170 <a class="code" href="classmld__condition__t.html#accd513ad8f802bc43fa3e54c469542c2">signal</a> ();
<a name="l00171"></a>00171 <span class="preprocessor">#ifndef _USE_OMNI_THREADS_</span>
<a name="l00172"></a>00172 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_cond_destroy (d_condition);
<a name="l00173"></a>00173 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00174"></a>00174 fprintf (stderr, <span class="stringliteral">"mld_condition_t::mld_condition_t(): "</span>
<a name="l00175"></a>00175 <span class="stringliteral">"Error %d destroying condition.\n"</span>, l_ret);
<a name="l00176"></a>00176 }
<a name="l00177"></a>00177 <span class="preprocessor">#endif</span>
<a name="l00178"></a>00178 <span class="preprocessor"></span> <span class="keyword">delete</span> d_condition;
<a name="l00179"></a>00179 d_condition = NULL;
<a name="l00180"></a>00180 <span class="keywordflow">if</span> (d_i_own_mutex)
<a name="l00181"></a>00181 <span class="keyword">delete</span> d_mutex;
<a name="l00182"></a>00182 d_mutex = NULL;
<a name="l00183"></a>00183 };
<a name="l00184"></a>00184
<a name="l00185"></a><a class="code" href="classmld__condition__t.html#a441862c453ded6d106c088cf81f9ff7b">00185</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__mutex__t.html">mld_mutex_ptr</a> <a class="code" href="classmld__condition__t.html#a441862c453ded6d106c088cf81f9ff7b">mutex</a> () {<span class="keywordflow">return</span> (d_mutex);};
<a name="l00186"></a>00186
<a name="l00187"></a><a class="code" href="classmld__condition__t.html#accd513ad8f802bc43fa3e54c469542c2">00187</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <span class="keywordtype">void</span> <a class="code" href="classmld__condition__t.html#accd513ad8f802bc43fa3e54c469542c2">signal</a> () {
<a name="l00188"></a>00188 <a class="code" href="mld__threads_8h.html#aef41e8aaf4c60819b30faf396cdf4978">DEBUG</a> (fprintf (stderr, <span class="stringliteral">"a "</span>););
<a name="l00189"></a>00189
<a name="l00190"></a>00190 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00191"></a>00191 <span class="preprocessor"></span> d_condition->signal ();
<a name="l00192"></a>00192 <span class="preprocessor">#else</span>
<a name="l00193"></a>00193 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_cond_signal (d_condition);
<a name="l00194"></a>00194 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00195"></a>00195 fprintf (stderr, <span class="stringliteral">"mld_condition_t::signal(): "</span>
<a name="l00196"></a>00196 <span class="stringliteral">"Error %d.\n"</span>, l_ret);
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198 <span class="preprocessor">#endif</span>
<a name="l00199"></a>00199 <span class="preprocessor"></span> <a class="code" href="mld__threads_8h.html#aef41e8aaf4c60819b30faf396cdf4978">DEBUG</a> (fprintf (stderr, <span class="stringliteral">"b "</span>););
<a name="l00200"></a>00200 };
<a name="l00201"></a>00201
<a name="l00202"></a><a class="code" href="classmld__condition__t.html#acbe1a1d16881771f6c42a24585c579f7">00202</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <span class="keywordtype">void</span> <a class="code" href="classmld__condition__t.html#acbe1a1d16881771f6c42a24585c579f7">wait</a> () {
<a name="l00203"></a>00203 <a class="code" href="mld__threads_8h.html#aef41e8aaf4c60819b30faf396cdf4978">DEBUG</a> (fprintf (stderr, <span class="stringliteral">"c "</span>););
<a name="l00204"></a>00204 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00205"></a>00205 <span class="preprocessor"></span> d_condition->wait ();
<a name="l00206"></a>00206 <span class="preprocessor">#else</span>
<a name="l00207"></a>00207 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_cond_wait (d_condition, d_mutex-><a class="code" href="classmld__mutex__t.html#a04ed7b70f862ec86d6a633dbbb2927ad">mutex</a> ());
<a name="l00208"></a>00208 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00209"></a>00209 fprintf (stderr, <span class="stringliteral">"mld_condition_t::wait(): "</span>
<a name="l00210"></a>00210 <span class="stringliteral">"Error %d.\n"</span>, l_ret);
<a name="l00211"></a>00211 }
<a name="l00212"></a>00212 <span class="preprocessor">#endif</span>
<a name="l00213"></a>00213 <span class="preprocessor"></span> <a class="code" href="mld__threads_8h.html#aef41e8aaf4c60819b30faf396cdf4978">DEBUG</a> (fprintf (stderr, <span class="stringliteral">"d "</span>););
<a name="l00214"></a>00214 };
<a name="l00215"></a>00215 };
<a name="l00216"></a>00216
<a name="l00217"></a><a class="code" href="mld__threads_8h.html#a9b875dfcab44306b5175c0763c09519d">00217</a> <span class="keyword">typedef</span> <a class="code" href="classmld__condition__t.html">mld_condition_t</a> <a class="code" href="mld__threads_8h.html#ace77a34970d37487311bdd2e6eacb41b">mld_condition</a>, *<a class="code" href="mld__threads_8h.html#a9b875dfcab44306b5175c0763c09519d">mld_condition_ptr</a>;
<a name="l00218"></a>00218
<a name="l00219"></a><a class="code" href="classmld__thread__t.html">00219</a> <span class="keyword">class </span><a class="code" href="classmld__thread__t.html">mld_thread_t</a> {
<a name="l00220"></a>00220 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00221"></a>00221 <span class="preprocessor"></span> <span class="keyword">typedef</span> omni_thread l_thread, *l_thread_ptr;
<a name="l00222"></a>00222 <span class="preprocessor">#else</span>
<a name="l00223"></a>00223 <span class="preprocessor"></span> <span class="keyword">typedef</span> pthread_t l_thread, *l_thread_ptr;
<a name="l00224"></a>00224 <span class="preprocessor">#endif</span>
<a name="l00225"></a>00225 <span class="preprocessor"></span>
<a name="l00226"></a>00226 <span class="keyword">private</span>:
<a name="l00227"></a>00227 <span class="preprocessor">#ifndef _USE_OMNI_THREADS_</span>
<a name="l00228"></a>00228 <span class="preprocessor"></span> l_thread d_thread;
<a name="l00229"></a>00229 void (*d_start_routine)(<span class="keywordtype">void</span>*);
<a name="l00230"></a>00230 <span class="keywordtype">void</span> *d_arg;
<a name="l00231"></a>00231 <span class="preprocessor">#else</span>
<a name="l00232"></a>00232 <span class="preprocessor"></span> l_thread_ptr d_thread;
<a name="l00233"></a>00233 <span class="preprocessor">#endif</span>
<a name="l00234"></a>00234 <span class="preprocessor"></span>
<a name="l00235"></a>00235 <span class="preprocessor">#ifndef _USE_OMNI_THREADS_</span>
<a name="l00236"></a>00236 <span class="preprocessor"></span> <span class="keyword">static</span> <span class="keywordtype">void</span>* local_start_routine (<span class="keywordtype">void</span> *arg) {
<a name="l00237"></a>00237 <a class="code" href="classmld__thread__t.html">mld_thread_t</a>* This = (<a class="code" href="classmld__thread__t.html">mld_thread_t</a>*) arg;
<a name="l00238"></a>00238 (*(This->d_start_routine))(This->d_arg);
<a name="l00239"></a>00239 <span class="keywordflow">return</span> (NULL);
<a name="l00240"></a>00240 };
<a name="l00241"></a>00241 <span class="preprocessor">#endif</span>
<a name="l00242"></a>00242 <span class="preprocessor"></span>
<a name="l00243"></a>00243 <span class="keyword">public</span>:
<a name="l00244"></a><a class="code" href="classmld__thread__t.html#a90f41597aa2bc2b5450510d084a7ae26">00244</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__thread__t.html#a90f41597aa2bc2b5450510d084a7ae26">mld_thread_t</a> (<span class="keywordtype">void</span> (*start_routine)(<span class="keywordtype">void</span> *), <span class="keywordtype">void</span> *arg) {
<a name="l00245"></a>00245 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00246"></a>00246 <span class="preprocessor"></span> d_thread = <span class="keyword">new</span> omni_thread (start_routine, arg);
<a name="l00247"></a>00247 d_thread->start ();
<a name="l00248"></a>00248 <span class="preprocessor">#else</span>
<a name="l00249"></a>00249 <span class="preprocessor"></span> d_start_routine = start_routine;
<a name="l00250"></a>00250 d_arg = arg;
<a name="l00251"></a>00251 <span class="keywordtype">int</span> l_ret = pthread_create (&d_thread, NULL, local_start_routine, <span class="keyword">this</span>);
<a name="l00252"></a>00252 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00253"></a>00253 fprintf (stderr, <span class="stringliteral">"Error %d creating thread.\n"</span>, l_ret);
<a name="l00254"></a>00254 <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"mld_thread_t::mld_thread_t()\n"</span>);
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 <span class="preprocessor">#endif</span>
<a name="l00257"></a>00257 <span class="preprocessor"></span> };
<a name="l00258"></a>00258
<a name="l00259"></a><a class="code" href="classmld__thread__t.html#a2172e6420e81433215792c2b9fe1fad8">00259</a> <a class="code" href="mld__threads_8h.html#a1b7c2cc6285d73f0449071856f1f5af7">__INLINE__</a> <a class="code" href="classmld__thread__t.html#a2172e6420e81433215792c2b9fe1fad8">~mld_thread_t</a> () {
<a name="l00260"></a>00260 <span class="preprocessor">#ifdef _USE_OMNI_THREADS_</span>
<a name="l00261"></a>00261 <span class="preprocessor"></span><span class="comment">// delete d_thread;</span>
<a name="l00262"></a>00262 d_thread = NULL;
<a name="l00263"></a>00263 <span class="preprocessor">#else</span>
<a name="l00264"></a>00264 <span class="preprocessor"></span> <span class="keywordtype">int</span> l_ret = pthread_detach (d_thread);
<a name="l00265"></a>00265 <span class="keywordflow">if</span> (l_ret != 0) {
<a name="l00266"></a>00266 fprintf (stderr, <span class="stringliteral">"Error %d detaching thread.\n"</span>, l_ret);
<a name="l00267"></a>00267 <span class="keywordflow">throw</span> std::runtime_error (<span class="stringliteral">"mld_thread_t::~mld_thread_t()\n"</span>);
<a name="l00268"></a>00268 }
<a name="l00269"></a>00269 <span class="preprocessor">#endif</span>
<a name="l00270"></a>00270 <span class="preprocessor"></span> };
<a name="l00271"></a>00271 };
<a name="l00272"></a>00272
<a name="l00273"></a><a class="code" href="mld__threads_8h.html#a0f44c4d984df135fa60a7aff91233407">00273</a> <span class="keyword">typedef</span> <a class="code" href="classmld__thread__t.html">mld_thread_t</a> <a class="code" href="mld__threads_8h.html#ae886f9514fa6abf9b7fb4b2ae9132111">mld_thread</a>, *<a class="code" href="mld__threads_8h.html#a0f44c4d984df135fa60a7aff91233407">mld_thread_ptr</a>;
<a name="l00274"></a>00274
<a name="l00275"></a>00275 <span class="preprocessor">#endif </span><span class="comment">/* _INCLUDED_MLD_THREADS_H_ */</span>
</pre></div></div>
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