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<div class="title">kprocctrl.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of the KDE libraries</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (C) 1997 Christian Czezakte (e9025461@student.tuwien.ac.at)</span>
<a name="l00003"></a>00003 <span class="comment"></span>
<a name="l00004"></a>00004 <span class="comment"> This library is free software; you can redistribute it and/or</span>
<a name="l00005"></a>00005 <span class="comment"> modify it under the terms of the GNU Library General Public</span>
<a name="l00006"></a>00006 <span class="comment"> License as published by the Free Software Foundation; either</span>
<a name="l00007"></a>00007 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
<a name="l00008"></a>00008 <span class="comment"></span>
<a name="l00009"></a>00009 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
<a name="l00010"></a>00010 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00011"></a>00011 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00012"></a>00012 <span class="comment"> Library General Public License for more details.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment"> You should have received a copy of the GNU Library General Public License</span>
<a name="l00015"></a>00015 <span class="comment"> along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00016"></a>00016 <span class="comment"> the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00017"></a>00017 <span class="comment"> Boston, MA 02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment">*/</span>
<a name="l00019"></a>00019
<a name="l00020"></a>00020 <span class="preprocessor">#include "kprocess.h"</span>
<a name="l00021"></a>00021 <span class="preprocessor">#include "kprocctrl.h"</span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include <config.h></span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <sys/time.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <sys/wait.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <unistd.h></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <errno.h></span>
<a name="l00030"></a>00030 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <stdio.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <qsocketnotifier.h></span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <a class="code" href="classKProcessController.html" title="Used internally by KProcess.">KProcessController</a> *<a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">KProcessController::theKProcessController</a>;
<a name="l00037"></a>00037 <span class="keywordtype">int</span> KProcessController::refCount;
<a name="l00038"></a>00038
<a name="l00039"></a><a class="code" href="classKProcessController.html#a82635043a288930722398afbf35c1b6c">00039</a> <span class="keywordtype">void</span> <a class="code" href="classKProcessController.html#a82635043a288930722398afbf35c1b6c" title="Create an instance if none exists yet.">KProcessController::ref</a>()
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 <span class="keywordflow">if</span>( !refCount ) {
<a name="l00042"></a>00042 <a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">theKProcessController</a> = <span class="keyword">new</span> <a class="code" href="classKProcessController.html" title="Used internally by KProcess.">KProcessController</a>;
<a name="l00043"></a>00043 setupHandlers();
<a name="l00044"></a>00044 }
<a name="l00045"></a>00045 refCount++;
<a name="l00046"></a>00046 }
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="classKProcessController.html#ac0810e44945cc30ea470c63a098164f2">00048</a> <span class="keywordtype">void</span> <a class="code" href="classKProcessController.html#ac0810e44945cc30ea470c63a098164f2" title="Destroy the instance if one exists and it is not referenced any more.">KProcessController::deref</a>()
<a name="l00049"></a>00049 {
<a name="l00050"></a>00050 refCount--;
<a name="l00051"></a>00051 <span class="keywordflow">if</span>( !refCount ) {
<a name="l00052"></a>00052 resetHandlers();
<a name="l00053"></a>00053 <span class="keyword">delete</span> <a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">theKProcessController</a>;
<a name="l00054"></a>00054 <a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">theKProcessController</a> = 0;
<a name="l00055"></a>00055 }
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a>00058 KProcessController::KProcessController()
<a name="l00059"></a>00059 : needcheck( false )
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 <span class="keywordflow">if</span>( pipe( fd ) )
<a name="l00062"></a>00062 {
<a name="l00063"></a>00063 perror( <span class="stringliteral">"pipe"</span> );
<a name="l00064"></a>00064 abort();
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a>00067 fcntl( fd[0], F_SETFL, O_NONBLOCK ); <span class="comment">// in case slotDoHousekeeping is called without polling first</span>
<a name="l00068"></a>00068 fcntl( fd[1], F_SETFL, O_NONBLOCK ); <span class="comment">// in case it fills up</span>
<a name="l00069"></a>00069 fcntl( fd[0], F_SETFD, FD_CLOEXEC );
<a name="l00070"></a>00070 fcntl( fd[1], F_SETFD, FD_CLOEXEC );
<a name="l00071"></a>00071
<a name="l00072"></a>00072 notifier = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>( fd[0], QSocketNotifier::Read );
<a name="l00073"></a>00073 notifier-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>( <span class="keyword">true</span> );
<a name="l00074"></a>00074 <a class="codeRef" href="qobject.html#connect">QObject::connect</a>( notifier, SIGNAL(activated(<span class="keywordtype">int</span>)),
<a name="l00075"></a>00075 SLOT(slotDoHousekeeping()));
<a name="l00076"></a>00076 }
<a name="l00077"></a>00077
<a name="l00078"></a>00078 KProcessController::~KProcessController()
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keyword">delete</span> notifier;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <a class="codeRef" doxygen="kdeui.tag:../../kdeui/html/" href="../../kdeui/html/namespaceKStdAction.html#a7bca70f9083fd9814cdd0430f9b054e7">close</a>( fd[0] );
<a name="l00083"></a>00083 <a class="codeRef" doxygen="kdeui.tag:../../kdeui/html/" href="../../kdeui/html/namespaceKStdAction.html#a7bca70f9083fd9814cdd0430f9b054e7">close</a>( fd[1] );
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {
<a name="l00088"></a>00088 <span class="keyword">static</span> <span class="keywordtype">void</span> theReaper( <span class="keywordtype">int</span> num )
<a name="l00089"></a>00089 {
<a name="l00090"></a>00090 <a class="code" href="classKProcessController.html#ad7b81f7b3fdf5f239a1dc953997e8673" title="Automatically called upon SIGCHLD.">KProcessController::theSigCHLDHandler</a>( num );
<a name="l00091"></a>00091 }
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="preprocessor">#ifdef Q_OS_UNIX</span>
<a name="l00095"></a>00095 <span class="preprocessor"></span><span class="keyword">struct </span>sigaction <a class="code" href="classKProcessController.html" title="Used internally by KProcess.">KProcessController</a>::oldChildHandlerData;
<a name="l00096"></a>00096 <span class="preprocessor">#endif</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span>bool <a class="code" href="classKProcessController.html" title="Used internally by KProcess.">KProcessController</a>::handlerSet = false;
<a name="l00098"></a>00098
<a name="l00099"></a>00099 void <a class="code" href="classKProcessController.html" title="Used internally by KProcess.">KProcessController</a>::setupHandlers()
<a name="l00100"></a>00100 {
<a name="l00101"></a>00101 <span class="keywordflow">if</span>( handlerSet )
<a name="l00102"></a>00102 <span class="keywordflow">return</span>;
<a name="l00103"></a>00103 handlerSet = <span class="keyword">true</span>;
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="preprocessor">#ifdef Q_OS_UNIX</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span> <span class="keyword">struct </span>sigaction act;
<a name="l00107"></a>00107 sigemptyset( &act.sa_mask );
<a name="l00108"></a>00108
<a name="l00109"></a>00109 act.sa_handler = SIG_IGN;
<a name="l00110"></a>00110 act.sa_flags = 0;
<a name="l00111"></a>00111 sigaction( SIGPIPE, &act, 0L );
<a name="l00112"></a>00112
<a name="l00113"></a>00113 act.sa_handler = theReaper;
<a name="l00114"></a>00114 act.sa_flags = SA_NOCLDSTOP;
<a name="l00115"></a>00115 <span class="comment">// CC: take care of SunOS which automatically restarts interrupted system</span>
<a name="l00116"></a>00116 <span class="comment">// calls (and thus does not have SA_RESTART)</span>
<a name="l00117"></a>00117 <span class="preprocessor">#ifdef SA_RESTART</span>
<a name="l00118"></a>00118 <span class="preprocessor"></span> act.sa_flags |= SA_RESTART;
<a name="l00119"></a>00119 <span class="preprocessor">#endif</span>
<a name="l00120"></a>00120 <span class="preprocessor"></span> sigaction( SIGCHLD, &act, &oldChildHandlerData );
<a name="l00121"></a>00121
<a name="l00122"></a>00122 sigaddset( &act.sa_mask, SIGCHLD );
<a name="l00123"></a>00123 <span class="comment">// Make sure we don't block this signal. gdb tends to do that :-(</span>
<a name="l00124"></a>00124 sigprocmask( SIG_UNBLOCK, &act.sa_mask, 0 );
<a name="l00125"></a>00125 <span class="preprocessor">#else</span>
<a name="l00126"></a>00126 <span class="preprocessor"></span> <span class="comment">//TODO: win32</span>
<a name="l00127"></a>00127 <span class="preprocessor">#endif</span>
<a name="l00128"></a>00128 <span class="preprocessor"></span>}
<a name="l00129"></a>00129
<a name="l00130"></a>00130 <span class="keywordtype">void</span> KProcessController::resetHandlers()
<a name="l00131"></a>00131 {
<a name="l00132"></a>00132 <span class="keywordflow">if</span>( !handlerSet )
<a name="l00133"></a>00133 <span class="keywordflow">return</span>;
<a name="l00134"></a>00134 handlerSet = <span class="keyword">false</span>;
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="preprocessor">#ifdef Q_OS_UNIX</span>
<a name="l00137"></a>00137 <span class="preprocessor"></span> sigaction( SIGCHLD, &oldChildHandlerData, 0 );
<a name="l00138"></a>00138 <span class="preprocessor">#else</span>
<a name="l00139"></a>00139 <span class="preprocessor"></span> <span class="comment">//TODO: win32</span>
<a name="l00140"></a>00140 <span class="preprocessor">#endif</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span> <span class="comment">// there should be no problem with SIGPIPE staying SIG_IGN</span>
<a name="l00142"></a>00142 }
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <span class="comment">// the pipe is needed to sync the child reaping with our event processing,</span>
<a name="l00145"></a>00145 <span class="comment">// as otherwise there are race conditions, locking requirements, and things</span>
<a name="l00146"></a>00146 <span class="comment">// generally get harder</span>
<a name="l00147"></a><a class="code" href="classKProcessController.html#ad7b81f7b3fdf5f239a1dc953997e8673">00147</a> <span class="keywordtype">void</span> <a class="code" href="classKProcessController.html#ad7b81f7b3fdf5f239a1dc953997e8673" title="Automatically called upon SIGCHLD.">KProcessController::theSigCHLDHandler</a>( <span class="keywordtype">int</span> arg )
<a name="l00148"></a>00148 {
<a name="l00149"></a>00149 <span class="keywordtype">int</span> saved_errno = errno;
<a name="l00150"></a>00150
<a name="l00151"></a>00151 <span class="keywordtype">char</span> dummy = 0;
<a name="l00152"></a>00152 ::write( <a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">theKProcessController</a>->fd[1], &dummy, 1 );
<a name="l00153"></a>00153
<a name="l00154"></a>00154 <span class="preprocessor">#ifdef Q_OS_UNIX</span>
<a name="l00155"></a>00155 <span class="preprocessor"></span> <span class="keywordflow">if</span>( oldChildHandlerData.sa_handler != SIG_IGN &&
<a name="l00156"></a>00156 oldChildHandlerData.sa_handler != SIG_DFL )
<a name="l00157"></a>00157 oldChildHandlerData.sa_handler( arg ); <span class="comment">// call the old handler</span>
<a name="l00158"></a>00158 <span class="preprocessor">#else</span>
<a name="l00159"></a>00159 <span class="preprocessor"></span> <span class="comment">//TODO: win32</span>
<a name="l00160"></a>00160 <span class="preprocessor">#endif</span>
<a name="l00161"></a>00161 <span class="preprocessor"></span>
<a name="l00162"></a>00162 errno = saved_errno;
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="keywordtype">int</span> KProcessController::notifierFd()<span class="keyword"> const</span>
<a name="l00166"></a>00166 <span class="keyword"></span>{
<a name="l00167"></a>00167 <span class="keywordflow">return</span> fd[0];
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169
<a name="l00170"></a><a class="code" href="classKProcessController.html#afdbd6e230736456fbdd2df2579d0760c">00170</a> <span class="keywordtype">void</span> <a class="code" href="classKProcessController.html#afdbd6e230736456fbdd2df2579d0760c" title="Call this function to defer processing of the data that became available on notifierFd().">KProcessController::unscheduleCheck</a>()
<a name="l00171"></a>00171 {
<a name="l00172"></a>00172 <span class="keywordtype">char</span> dummy[16]; <span class="comment">// somewhat bigger - just in case several have queued up</span>
<a name="l00173"></a>00173 <span class="keywordflow">if</span>( ::read( fd[0], dummy, <span class="keyword">sizeof</span>(dummy) ) > 0 )
<a name="l00174"></a>00174 needcheck = <span class="keyword">true</span>;
<a name="l00175"></a>00175 }
<a name="l00176"></a>00176
<a name="l00177"></a>00177 <span class="keywordtype">void</span>
<a name="l00178"></a><a class="code" href="classKProcessController.html#a633afefcd041183170d8c9a31547fe12">00178</a> <a class="code" href="classKProcessController.html#a633afefcd041183170d8c9a31547fe12" title="This function must be called at some point after calling unscheduleCheck().">KProcessController::rescheduleCheck</a>()
<a name="l00179"></a>00179 {
<a name="l00180"></a>00180 <span class="keywordflow">if</span>( needcheck )
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 needcheck = <span class="keyword">false</span>;
<a name="l00183"></a>00183 <span class="keywordtype">char</span> dummy = 0;
<a name="l00184"></a>00184 ::write( fd[1], &dummy, 1 );
<a name="l00185"></a>00185 }
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="keywordtype">void</span> KProcessController::slotDoHousekeeping()
<a name="l00189"></a>00189 {
<a name="l00190"></a>00190 <span class="keywordtype">char</span> dummy[16]; <span class="comment">// somewhat bigger - just in case several have queued up</span>
<a name="l00191"></a>00191 ::read( fd[0], dummy, <span class="keyword">sizeof</span>(dummy) );
<a name="l00192"></a>00192
<a name="l00193"></a>00193 <span class="keywordtype">int</span> status;
<a name="l00194"></a>00194 again:
<a name="l00195"></a>00195 <a class="codeRef" href="qvaluelistiterator.html">QValueListIterator<KProcess*></a> it( kProcessList.<a class="codeRef" href="qvaluelist.html#begin">begin</a>() );
<a name="l00196"></a>00196 <a class="codeRef" href="qvaluelistiterator.html">QValueListIterator<KProcess*></a> eit( kProcessList.<a class="codeRef" href="qvaluelist.html#end">end</a>() );
<a name="l00197"></a>00197 <span class="keywordflow">while</span>( it != eit )
<a name="l00198"></a>00198 {
<a name="l00199"></a>00199 <a class="code" href="classKProcess.html" title="Child process invocation, monitoring and control.">KProcess</a> *prc = *it;
<a name="l00200"></a>00200 <span class="keywordflow">if</span>( prc-><a class="code" href="classKProcess.html#a0e85361e34f384490630e838de3ee060" title="true if the process is currently running.">runs</a> && waitpid( prc-><a class="code" href="classKProcess.html#a7d0e8e183be85db3acb793e14d8efd87" title="The PID of the currently running process.">pid_</a>, &status, WNOHANG ) > 0 )
<a name="l00201"></a>00201 {
<a name="l00202"></a>00202 prc-><a class="code" href="classKProcess.html#abd4f6e864a0dc1991b6de85d3139cba9" title="Immediately called after a successfully started process in NotifyOnExit mode has exited.">processHasExited</a>( status );
<a name="l00203"></a>00203 <span class="comment">// the callback can nuke the whole process list and even 'this'</span>
<a name="l00204"></a>00204 <span class="keywordflow">if</span> (!<a class="code" href="classKProcessController.html#afa2b4fcac10b3a5b08f7ab6899905c02" title="Only a single instance of this class is allowed at a time, and this static variable is used to track ...">theKProcessController</a>)
<a name="l00205"></a>00205 <span class="keywordflow">return</span>;
<a name="l00206"></a>00206 <span class="keywordflow">goto</span> again;
<a name="l00207"></a>00207 }
<a name="l00208"></a>00208 ++it;
<a name="l00209"></a>00209 }
<a name="l00210"></a>00210 <a class="codeRef" href="qvaluelistiterator.html">QValueListIterator<int></a> uit( unixProcessList.<a class="codeRef" href="qvaluelist.html#begin">begin</a>() );
<a name="l00211"></a>00211 <a class="codeRef" href="qvaluelistiterator.html">QValueListIterator<int></a> ueit( unixProcessList.<a class="codeRef" href="qvaluelist.html#end">end</a>() );
<a name="l00212"></a>00212 <span class="keywordflow">while</span>( uit != ueit )
<a name="l00213"></a>00213 {
<a name="l00214"></a>00214 <span class="keywordflow">if</span>( waitpid( *uit, 0, WNOHANG ) > 0 )
<a name="l00215"></a>00215 {
<a name="l00216"></a>00216 uit = unixProcessList.<a class="codeRef" href="qvaluelist.html#remove">remove</a>( uit );
<a name="l00217"></a>00217 <a class="code" href="classKProcessController.html#ac0810e44945cc30ea470c63a098164f2" title="Destroy the instance if one exists and it is not referenced any more.">deref</a>(); <span class="comment">// counterpart to addProcess, can invalidate 'this'</span>
<a name="l00218"></a>00218 } <span class="keywordflow">else</span>
<a name="l00219"></a>00219 ++uit;
<a name="l00220"></a>00220 }
<a name="l00221"></a>00221 }
<a name="l00222"></a>00222
<a name="l00223"></a><a class="code" href="classKProcessController.html#a7e76eaf8488cdc3c45539a9e0981f294">00223</a> <span class="keywordtype">bool</span> <a class="code" href="classKProcessController.html#a7e76eaf8488cdc3c45539a9e0981f294" title="Wait for any process to exit and handle their exit without starting an event loop.">KProcessController::waitForProcessExit</a>( <span class="keywordtype">int</span> timeout )
<a name="l00224"></a>00224 {
<a name="l00225"></a>00225 <span class="preprocessor">#ifdef Q_OS_UNIX</span>
<a name="l00226"></a>00226 <span class="preprocessor"></span> <span class="keywordflow">for</span>(;;)
<a name="l00227"></a>00227 {
<a name="l00228"></a>00228 <span class="keyword">struct </span>timeval tv, *tvp;
<a name="l00229"></a>00229 <span class="keywordflow">if</span> (timeout < 0)
<a name="l00230"></a>00230 tvp = 0;
<a name="l00231"></a>00231 <span class="keywordflow">else</span>
<a name="l00232"></a>00232 {
<a name="l00233"></a>00233 tv.tv_sec = timeout;
<a name="l00234"></a>00234 tv.tv_usec = 0;
<a name="l00235"></a>00235 tvp = &tv;
<a name="l00236"></a>00236 }
<a name="l00237"></a>00237
<a name="l00238"></a>00238 fd_set fds;
<a name="l00239"></a>00239 FD_ZERO( &fds );
<a name="l00240"></a>00240 FD_SET( fd[0], &fds );
<a name="l00241"></a>00241
<a name="l00242"></a>00242 <span class="keywordflow">switch</span>( select( fd[0]+1, &fds, 0, 0, tvp ) )
<a name="l00243"></a>00243 {
<a name="l00244"></a>00244 <span class="keywordflow">case</span> -1:
<a name="l00245"></a>00245 <span class="keywordflow">if</span>( errno == EINTR )
<a name="l00246"></a>00246 <span class="keywordflow">continue</span>;
<a name="l00247"></a>00247 <span class="comment">// fall through; should never happen</span>
<a name="l00248"></a>00248 <span class="keywordflow">case</span> 0:
<a name="l00249"></a>00249 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00250"></a>00250 <span class="keywordflow">default</span>:
<a name="l00251"></a>00251 slotDoHousekeeping();
<a name="l00252"></a>00252 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254 }
<a name="l00255"></a>00255 <span class="preprocessor">#else</span>
<a name="l00256"></a>00256 <span class="preprocessor"></span> <span class="comment">//TODO: win32</span>
<a name="l00257"></a>00257 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00258"></a>00258 <span class="preprocessor">#endif</span>
<a name="l00259"></a>00259 <span class="preprocessor"></span>}
<a name="l00260"></a>00260
<a name="l00261"></a>00261 <span class="keywordtype">void</span> KProcessController::addKProcess( <a class="code" href="classKProcess.html" title="Child process invocation, monitoring and control.">KProcess</a>* p )
<a name="l00262"></a>00262 {
<a name="l00263"></a>00263 kProcessList.<a class="codeRef" href="qvaluelist.html#append">append</a>( p );
<a name="l00264"></a>00264 }
<a name="l00265"></a>00265
<a name="l00266"></a>00266 <span class="keywordtype">void</span> KProcessController::removeKProcess( <a class="code" href="classKProcess.html" title="Child process invocation, monitoring and control.">KProcess</a>* p )
<a name="l00267"></a>00267 {
<a name="l00268"></a>00268 kProcessList.<a class="codeRef" href="qvaluelist.html#remove">remove</a>( p );
<a name="l00269"></a>00269 }
<a name="l00270"></a>00270
<a name="l00271"></a>00271 <span class="keywordtype">void</span> KProcessController::addProcess( <span class="keywordtype">int</span> pid )
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 unixProcessList.<a class="codeRef" href="qvaluelist.html#append">append</a>( pid );
<a name="l00274"></a>00274 <a class="code" href="classKProcessController.html#a82635043a288930722398afbf35c1b6c" title="Create an instance if none exists yet.">ref</a>(); <span class="comment">// make sure we stay around when the KProcess goes away</span>
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276
<a name="l00277"></a>00277 <span class="preprocessor">#include "kprocctrl.moc"</span>
</pre></div></div>
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