AllocStack.h

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/*  AllocStack.h - Object pointer stack with auto-deletion semantics
    Copyright (C) 2001-2004 Mark Weaver
    Written by Mark Weaver <mark@npsl.co.uk>

    Part of the Open-Win32 library.
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the
    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA  02111-1307, USA.
*/

#ifndef OW32_AllocStack_h
#define OW32_AllocStack_h

namespace OW32
{

template <class T>
class CAllocStack
{
private:
    std::stack<T*> m_allocs;

public:
    void push(T* x) {
        m_allocs.push(x);
    }

    void pop() {
        m_allocs.pop();
    }

    T* top() const { return m_allocs.top(); }

    ~CAllocStack()
    {
        while (!m_allocs.empty()) {
            T* x = m_allocs.top();
            m_allocs.pop();
            delete x;
        }
    }

    bool empty() { return m_allocs.empty(); }
};

}; // namespace OW32

#endif // OW32_AllocStack_h

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