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<hr><h1>thread.h</h1><div class="fragment"><pre>00001 <font class="comment">//</font>
00002 <font class="comment">// thread.h</font>
00003 <font class="comment">//</font>
00004 <font class="comment">// Copyright (C) 1997 Limit Point Systems, Inc.</font>
00005 <font class="comment">//</font>
00006 <font class="comment">// Author: Edward Seidl <seidl@janed.com></font>
00007 <font class="comment">// Maintainer: LPS</font>
00008 <font class="comment">//</font>
00009 <font class="comment">// This file is part of the SC Toolkit.</font>
00010 <font class="comment">//</font>
00011 <font class="comment">// The SC Toolkit is free software; you can redistribute it and/or modify</font>
00012 <font class="comment">// it under the terms of the GNU Library General Public License as published by</font>
00013 <font class="comment">// the Free Software Foundation; either version 2, or (at your option)</font>
00014 <font class="comment">// any later version.</font>
00015 <font class="comment">//</font>
00016 <font class="comment">// The SC Toolkit is distributed in the hope that it will be useful,</font>
00017 <font class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00018 <font class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</font>
00019 <font class="comment">// GNU Library General Public License for more details.</font>
00020 <font class="comment">//</font>
00021 <font class="comment">// You should have received a copy of the GNU Library General Public License</font>
00022 <font class="comment">// along with the SC Toolkit; see the file COPYING.LIB. If not, write to</font>
00023 <font class="comment">// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.</font>
00024 <font class="comment">//</font>
00025 <font class="comment">// The U.S. Government is granted a limited license as per AL 91-7.</font>
00026 <font class="comment">//</font>
00027
00028 <font class="preprocessor">#ifndef _util_group_thread_h</font>
00029 <font class="preprocessor"></font><font class="preprocessor">#define _util_group_thread_h</font>
00030 <font class="preprocessor"></font>
00031 <font class="preprocessor">#ifdef __GNUC__</font>
00032 <font class="preprocessor"></font><font class="preprocessor">#pragma interface</font>
00033 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00034 <font class="preprocessor"></font>
00035 <font class="preprocessor">#include <util/class/class.h></font>
00036
00037 <font class="keyword">namespace </font>sc {
00038
<a name="l00042"></a><a class="code" href="class_sc__ThreadLock.html">00042</a> <font class="keyword">class </font>ThreadLock : <font class="keyword">public</font> RefCount {
00043 <font class="keyword">public</font>:
00044 ThreadLock();
00045 <font class="keyword">virtual</font> ~ThreadLock();
00046
00048 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__ThreadLock.html#a2">lock</a>() =0;
00050 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__ThreadLock.html#a3">unlock</a>() =0;
00051 };
00052
00053
<a name="l00056"></a><a class="code" href="class_sc__Thread.html">00056</a> <font class="keyword">class </font>Thread {
00057 <font class="keyword">public</font>:
00058 Thread();
00059 <font class="keyword">virtual</font> ~Thread();
00060
00061 <font class="keyword">static</font> <font class="keywordtype">void</font> *run_Thread_run(<font class="keywordtype">void</font>*thread);
00062
00064 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__Thread.html#a2">run</a>() =0;
00065 };
00066
<a name="l00069"></a><a class="code" href="class_sc__ThreadGrp.html">00069</a> <font class="keyword">class </font>ThreadGrp: <font class="keyword">public</font> DescribedClass {
00070 <font class="keyword">protected</font>:
00071 Thread** threads_;
00072 <font class="keywordtype">int</font> nthread_;
00073
00074 <font class="keyword">public</font>:
00075 ThreadGrp();
00076 ThreadGrp(<font class="keyword">const</font> Ref<KeyVal>&);
00077 ThreadGrp(<font class="keyword">const</font> ThreadGrp&, <font class="keywordtype">int</font> nthread = -1);
00078 <font class="keyword">virtual</font> ~ThreadGrp();
00079
00082 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__ThreadGrp.html#a4">add_thread</a>(<font class="keywordtype">int</font> threadnum, Thread* thread);
00086 <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="class_sc__ThreadGrp.html#a4">add_thread</a>(<font class="keywordtype">int</font> threadnum, Thread* thread, <font class="keywordtype">int</font> priority);
<a name="l00088"></a><a class="code" href="class_sc__ThreadGrp.html#a6">00088</a> <font class="keywordtype">int</font> <a class="code" href="class_sc__ThreadGrp.html#a6">nthread</a>()<font class="keyword"> const </font>{ <font class="keywordflow">return</font> nthread_; }
00089
00090 <font class="keywordtype">void</font> delete_threads();
00091
00094 <font class="keyword">virtual</font> <font class="keywordtype">int</font> <a class="code" href="class_sc__ThreadGrp.html#a8">start_threads</a>() =0;
00097 <font class="keyword">virtual</font> <font class="keywordtype">int</font> <a class="code" href="class_sc__ThreadGrp.html#a9">wait_threads</a>() =0;
00099 <font class="keyword">virtual</font> Ref<ThreadLock> <a class="code" href="class_sc__ThreadGrp.html#a10">new_lock</a>() =0;
00100
00105 <font class="keyword">virtual</font> ThreadGrp* <a class="code" href="class_sc__ThreadGrp.html#a11">clone</a>(<font class="keywordtype">int</font> nthread = -1);
00106
00107 <font class="keyword">static</font> <font class="keywordtype">void</font> set_default_threadgrp(<font class="keyword">const</font> Ref<ThreadGrp>&);
00108 <font class="keyword">static</font> ThreadGrp * get_default_threadgrp();
00109 <font class="keyword">static</font> ThreadGrp * initial_threadgrp(<font class="keywordtype">int</font> &argc, <font class="keywordtype">char</font> ** argv);
00110 };
00111
00112
<a name="l00116"></a><a class="code" href="class_sc__ProcThreadGrp.html">00116</a> <font class="keyword">class </font>ProcThreadGrp: <font class="keyword">public</font> ThreadGrp {
00117 <font class="keyword">public</font>:
00118 ProcThreadGrp();
00119 ProcThreadGrp(<font class="keyword">const</font> Ref<KeyVal>&);
00120 ~ProcThreadGrp();
00121
00122 <font class="keywordtype">int</font> <a class="code" href="class_sc__ProcThreadGrp.html#a3">start_threads</a>();
00123 <font class="keywordtype">int</font> <a class="code" href="class_sc__ProcThreadGrp.html#a4">wait_threads</a>();
00124
00125 Ref<ThreadLock> <a class="code" href="class_sc__ProcThreadGrp.html#a5">new_lock</a>();
00126
00127 ThreadGrp* <a class="code" href="class_sc__ProcThreadGrp.html#a6">clone</a>(<font class="keywordtype">int</font> nthread = -1);
00128 };
00129
00130 }
00131
00132 <font class="keyword">extern</font> <font class="stringliteral">"C"</font> {
00133 <font class="comment">// a C linkage interface to run_Thread_run</font>
00134 <font class="keywordtype">void</font> *Thread__run_Thread_run(<font class="keywordtype">void</font>*thread);
00135 }
00136
00137 <font class="preprocessor">#endif</font>
00138 <font class="preprocessor"></font>
00139 <font class="comment">// Local Variables:</font>
00140 <font class="comment">// mode: c++</font>
00141 <font class="comment">// c-file-style: "ETS"</font>
00142 <font class="comment">// End:</font>
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