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STACK.H
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C/C++ Source or Header
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1997-02-28
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124 lines
#ifndef __STD_STACK__
#define __STD_STACK__
/* $Revision: 8.1 $ */
/***************************************************************************
*
* stack - Declaration for the Standard Library stack class
*
* $Id: stack,v 1.14 1995/09/29 21:47:10 lijewski Exp $
*
***************************************************************************
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
***************************************************************************
*
* (c) Copyright 1994, 1995 Rogue Wave Software, Inc.
* ALL RIGHTS RESERVED
*
* The software and information contained herein are proprietary to, and
* comprise valuable trade secrets of, Rogue Wave Software, Inc., which
* intends to preserve as trade secrets such software and information.
* This software is furnished pursuant to a written license agreement and
* may be used, copied, transmitted, and stored only in accordance with
* the terms of such license and with the inclusion of the above copyright
* notice. This software and information or any other copies thereof may
* not be provided or otherwise made available to any other person.
*
* Notwithstanding any other lease or license that may pertain to, or
* accompany the delivery of, this computer software and information, the
* rights of the Government regarding its use, reproduction and disclosure
* are as set forth in Section 52.227-19 of the FARS Computer
* Software-Restricted Rights clause.
*
* Use, duplication, or disclosure by the Government is subject to
* restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
* Technical Data and Computer Software clause at DFARS 252.227-7013.
* Contractor/Manufacturer is Rogue Wave Software, Inc.,
* P.O. Box 2328, Corvallis, Oregon 97339.
*
* This computer software and information is distributed with "restricted
* rights." Use, duplication or disclosure is subject to restrictions as
* set forth in NASA FAR SUP 18-52.227-79 (April 1985) "Commercial
* Computer Software-Restricted Rights (April 1985)." If the Clause at
* 18-52.227-74 "Rights in Data General" is specified in the contract,
* then the "Alternate III" clause applies.
*
**************************************************************************/
#include <stdcomp.h>
#include <algorith>
#include <deque>
#ifndef RWSTD_NO_NAMESPACE
namespace std {
#endif
#ifdef RWSTD_NO_UNDECLARED_FRIEND
template <class T, class Container> class stack;
template <class T, class Container>
bool operator==(const stack<T,Container>& x, const stack<T,Container>& y);
template <class T, class Container>
bool operator<(const stack<T,Container>& x, const stack<T,Container>& y);
#endif
#ifndef RWSTD_NO_DEFAULT_TEMPLATES
template <class T, class Container = deque<T> >
#else
template <class T, class Container>
#endif
class stack
{
friend bool operator== (const stack<T,Container>& x,
const stack<T,Container>& y);
friend bool operator< (const stack<T,Container>& x,
const stack<T,Container>& y);
public:
typedef typename Container::value_type value_type;
typedef typename Container::size_type size_type;
protected:
Container c;
public:
bool empty () const { return c.empty(); }
size_type size () const { return c.size(); }
value_type& top () { return c.back(); }
const value_type& top () const { return c.back(); }
void push (const value_type& x) { c.push_back(x); }
void pop () { c.pop_back(); }
};
template <class T, class Container>
inline bool operator== (const stack<T,Container>& x, const stack<T,Container>& y)
{
return x.c == y.c;
}
template <class T, class Container>
inline bool operator< (const stack<T,Container>& x, const stack<T,Container>& y)
{
return x.c < y.c;
}
#ifndef RWSTD_NO_NAMESPACE
}
#endif
#endif /*__STD_STACK__*/