kdecore Library: kprocctrl.h Source File (kdecore Library)

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# kprocctrl.h

    00001 /* This file is part of the KDE libraries
    00002     Copyright (C) 1997 Christian Czezakte (e9025461@student.tuwien.ac.at)
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public License
    00015     along with this library; see the file COPYING.LIB.  If not, write to
    00016     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00017     Boston, MA 02111-1307, USA.
    00018 */
    00019
    00020 #ifndef __KPROCCTRL_H__
    00021 #define __KPROCCTRL_H__
    00022
    00023 #include <qvaluelist.h>
    00024
    00025 #include "kprocess.h"
    00026
    00027 class QSocketNotifier;
    00028
    00039 class KDECORE_EXPORT KProcessController : public QObject
    00040 {
    00041   Q_OBJECT
    00042
    00043 public:
    00048   static void ref();
    00049
    00054   static void deref();
    00055
    00060   static KProcessController *theKProcessController; // kde4: rename: instance
    00061
    00069   static void theSigCHLDHandler(int signal); // KDE4: private
    00070
    00081   bool waitForProcessExit(int timeout);
    00082
    00088   void unscheduleCheck();
    00089
    00095   void rescheduleCheck();
    00096
    00097   /*
    00098    * Obtain the file descriptor KProcessController uses to get notified
    00099    * about process exits. select() or poll() on it if you create a custom
    00100    * event loop that needs to act upon SIGCHLD.
    00101    * @return the file descriptor of the reading end of the notification pipe
    00102    * @since 3.2
    00103    */
    00104   int notifierFd() const;
    00105
    00109   void addKProcess( KProcess* );
    00113   void removeKProcess( KProcess* );
    00117   void addProcess( int pid );
    00118
    00119 private slots:
    00120   void slotDoHousekeeping();
    00121
    00122 private:
    00123   friend class I_just_love_gcc;
    00124
    00125   int fd[2];
    00126   bool needcheck;
    00127   QSocketNotifier *notifier;
    00128   QValueList<KProcess*> kProcessList;
    00129   QValueList<int> unixProcessList;
    00130
    00131   static void setupHandlers();
    00132   static void resetHandlers();
    00133   static struct sigaction oldChildHandlerData;
    00134   static bool handlerSet;
    00135
    00136   static int refCount;
    00137
    00138   // Disallow instantiation
    00139   KProcessController();
    00140   ~KProcessController();
    00141
    00142   // Disallow assignment and copy-construction
    00143   KProcessController( const KProcessController& );
    00144   KProcessController& operator= ( const KProcessController& );
    00145 };
    00146
    00147
    00148
    00149 #endif
    00150

This file is part of the documentation for kdecore Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:18:09 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003