xrb_delete.hpp

// ///////////////////////////////////////////////////////////////////////////
// xrb_delete.hpp by Victor Dods, created 2005/06/25
// ///////////////////////////////////////////////////////////////////////////
// Unless a different license was explicitly granted in writing by the
// copyright holder (Victor Dods), this software is freely distributable under
// the terms of the GNU General Public License, version 2.  Any works deriving
// from this work must also be released under the GNU GPL.  See the included
// file LICENSE for details.
// ///////////////////////////////////////////////////////////////////////////

#if !defined(_XRB_DELETE_HPP_)
#define _XRB_DELETE_HPP_

// don't include xrb.h here, because xrb.h includes this file.

#include "xrb_assert.hpp"

#if !defined(NULL)
    #define NULL static_cast<void *>(0)
#endif // !defined(NULL)

namespace Xrb
{

template <typename T>
inline void Delete (T *&pointer)
{
    ASSERT1(
        pointer != reinterpret_cast<T *>(0xFBADFACE) &&
        "This pointer has already been deleted");
    delete pointer;
#if XRB_DEBUG_LEVEL > 0
    pointer = reinterpret_cast<T *>(0xFBADFACE);
#endif // XRB_DEBUG_LEVEL > 0
}

template <typename T>
inline void Delete (T const *&pointer)
{
    ASSERT1(
        pointer != reinterpret_cast<T const *>(0xFBADFACE) &&
        "This pointer has already been deleted");
    delete pointer;
#if XRB_DEBUG_LEVEL > 0
    pointer = reinterpret_cast<T const *>(0xFBADFACE);
#endif // XRB_DEBUG_LEVEL > 0
}

template <typename T>
inline void DeleteArray (T *&pointer)
{
    ASSERT1(
        pointer != reinterpret_cast<T *>(0xFBADFACE) &&
        "This pointer has already been deleted");
    delete[] pointer;
#if XRB_DEBUG_LEVEL > 0
    pointer = reinterpret_cast<T *>(0xFBADFACE);
#endif // XRB_DEBUG_LEVEL > 0
}

template <typename T>
inline void DeleteArray (T const *&pointer)
{
    ASSERT1(
        pointer != reinterpret_cast<T const *>(0xFBADFACE) &&
        "This pointer has already been deleted");
    delete[] pointer;
#if XRB_DEBUG_LEVEL > 0
    pointer = reinterpret_cast<T const *>(0xFBADFACE);
#endif // XRB_DEBUG_LEVEL > 0
}

template <typename T>
inline void DeleteAndNullify (T *&pointer)
{
    delete pointer;
    pointer = NULL;
}

template <typename T>
inline void DeleteAndNullify (T const *&pointer)
{
    delete pointer;
    pointer = NULL;
}

template <typename T>
inline void DeleteArrayAndNullify (T *&pointer)
{
    delete[] pointer;
    pointer = NULL;
}

template <typename T>
inline void DeleteArrayAndNullify (T const *&pointer)
{
    delete[] pointer;
    pointer = NULL;
}

} // end of namespace Xrb

#endif // !defined(_XRB_DELETE_HPP_)

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