74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
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head 1.1;
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access;
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symbols;
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locks; strict;
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comment @// @;
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1.1
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date 2002.07.16.22.42.05; author tslettebo; state Exp;
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branches;
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next ;
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desc
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@@
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1.1
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log
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@Initial commit
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@
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text
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@////////////////////////////////////////////////////////////////////////////////
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// The Loki Library
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// Copyright (c) 2001 by Andrei Alexandrescu
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// This code accompanies the book:
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// Alexandrescu, Andrei. "Modern C++ Design: Generic Programming and Design
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// Patterns Applied". Copyright (c) 2001. Addison-Wesley.
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// Permission to use, copy, modify, distribute and sell this software for any
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// purpose is hereby granted without fee, provided that the above copyright
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// notice appear in all copies and that both that copyright notice and this
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// permission notice appear in supporting documentation.
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// The author or Addison-Wesley Longman make no representations about the
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// suitability of this software for any purpose. It is provided "as is"
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// without express or implied warranty.
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////////////////////////////////////////////////////////////////////////////////
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// Last update: June 20, 2001
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#include "Singleton.h"
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using namespace Loki::Private;
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Loki::Private::TrackerArray Loki::Private::pTrackerArray = 0;
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unsigned int Loki::Private::elements = 0;
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////////////////////////////////////////////////////////////////////////////////
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// function AtExitFn
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// Ensures proper destruction of objects with longevity
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////////////////////////////////////////////////////////////////////////////////
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void Loki::Private::AtExitFn()
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{
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assert(elements > 0 && pTrackerArray != 0);
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// Pick the element at the top of the stack
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LifetimeTracker* pTop = pTrackerArray[elements - 1];
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// Remove that object off the stack
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// Don't check errors - realloc with less memory
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// can't fail
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pTrackerArray = static_cast<TrackerArray>(std::realloc(
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pTrackerArray, sizeof(T) * --elements));
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// Destroy the element
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delete pTop;
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}
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////////////////////////////////////////////////////////////////////////////////
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// Change log:
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// June 20, 2001: ported by Nick Thurn to gcc 2.95.3. Kudos, Nick!!!
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// January 10, 2002: Fixed bug in call to realloc - credit due to Nigel Gent and
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// Eike Petersen
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// July 16, 2002: Ported by Terje Sletteb<65> to BCC 5.6
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////////////////////////////////////////////////////////////////////////////////
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@
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