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Viewing changes to languages/cpp/safetycounter.h

  • Committer: Bazaar Package Importer
  • Author(s): Jeremy Lainé
  • Date: 2010-05-05 07:21:55 UTC
  • mfrom: (1.2.3 upstream) (5.1.2 squeeze)
  • Revision ID: james.westby@ubuntu.com-20100505072155-h78lx19pu04sbhtn
Tags: 4:4.0.0-2
http://bugs.debian.org/579947
http://bugs.debian.org/481832
http://bugs.debian.org/562410
http://bugs.debian.org/546961
* Upload to unstable (Closes: #579947, #481832).
* Acknowledge obsolete NMU fixes (Closes: #562410, #546961).

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languages/cpp/safetycounter.h
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/***************************************************************************
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   copyright            : (C) 2006 by David Nolden
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   email                : david.nolden.kdevelop@art-master.de
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***************************************************************************/
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/***************************************************************************
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 *                                                                         *
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 *   This program is free software; you can redistribute it and/or modify  *
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 *   it under the terms of the GNU General Public License as published by  *
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 *   the Free Software Foundation; either version 2 of the License, or     *
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 *   (at your option) any later version.                                   *
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 *                                                                         *
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 ***************************************************************************/
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#ifndef __SAFETYCOUNTER_H__
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#define __SAFETYCOUNTER_H__
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#include <kdebug.h>
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struct SafetyCounter {
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  int safetyCounter;
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  const int maxSafetyCounter;
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  SafetyCounter( int max = 40000 ) : safetyCounter(0), maxSafetyCounter(max) {
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  }
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  void init() {
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    safetyCounter = 0;
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  }
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  SafetyCounter& operator ++() {
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    safetyCounter++;
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    return *this;
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  }
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  ///Returns whether the counter is ok, but without increasing it
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  bool ok() const {
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    return safetyCounter < maxSafetyCounter;
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  }
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  operator bool() {
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    safetyCounter++;
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    bool ret = safetyCounter < maxSafetyCounter;
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          if( !ret ) {
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                        if( safetyCounter == maxSafetyCounter ) {
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#ifdef DEPTHBACKTRACE
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        kdDebug( 9007) << "WARNING: Safety-counter reached count > " << maxSafetyCounter << ", operation stopped" << endl;
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#endif
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                        kdDebug( 9007 ) << endl << kdBacktrace() << endl;
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                        }
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          }
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    return ret;
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  }
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};
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#endif