CWE-ou-minkata/Sources/Plasma/CoreLib/hsRefCnt.cpp

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*==LICENSE==*/

#include "HeadSpin.h"
#pragma hdrstop

#include "hsExceptions.h"
#include "hsRefCnt.h"

hsRefCnt::~hsRefCnt()
{
#ifdef HS_DEBUGGING
    hsThrowIfFalse(fRefCnt == 1);
#endif
}

void hsRefCnt::UnRef()
{
#ifdef HS_DEBUGGING
    hsThrowIfFalse(fRefCnt >= 1);
#endif

    if (fRefCnt == 1)   // don't decrement if we call delete
        delete this;
    else
        --fRefCnt;
}

hsAtomicRefCnt::~hsAtomicRefCnt()
{
#ifdef HS_DEBUGGING
    hsThrowIfFalse(fRefCnt == 1);
#endif
}

void hsAtomicRefCnt::UnRef(const char* tag)
{
#ifdef HS_DEBUGGING
    hsThrowIfFalse(fRefCnt >= 1);
#endif

#ifdef REFCOUNT_DEBUGGING
    if (tag)
        DEBUG_MSG("Dec %p %s: %u", this, tag, prev - 1);
    else
        DEBUG_MSG("Dec %p: %u", this, prev - 1);
#endif

    if (fRefCnt == 1)   // don't decrement if we call delete
        delete this;
    else
        --fRefCnt;
}

void hsAtomicRefCnt::Ref(const char* tag)
{
#ifdef REFCOUNT_DEBUGGING
    if (tag)
        DEBUG_MSG("Inc %p %s: %u", this, tag, prev + 1);
    else
        DEBUG_MSG("Inc %p: %u", this, prev + 1);
#endif

    ++fRefCnt;
}

void hsAtomicRefCnt::TransferRef(const char* oldTag, const char* newTag)
{
#ifdef REFCOUNT_DEBUGGING
    DEBUG_MSG("Inc %p %s: (xfer)", this, newTag);
    DEBUG_MSG("Dec %p %s: (xfer)", this, oldTag);
#endif
}