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/*
*
* 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 and Microsoft
* Corporation make no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
*/
#ifndef STACK_H
#define STACK_H
#include <bool.h>
#include <heap.h>
/*
*Added by d:\\convert.pl --begin--
*/
namespace std {
/*
*Added by d:\\convert.pl --end--
*/
template <class Container>
class stack {
friend bool operator==(const stack<Container>& x, const stack<Container>& y);
friend bool operator<(const stack<Container>& x, const stack<Container>& y);
public:
typedef Container::value_type value_type;
typedef 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 Container>
bool operator==(const stack<Container>& x, const stack<Container>& y) {
return x.c == y.c;
}
template <class Container>
bool operator<(const stack<Container>& x, const stack<Container>& y) {
return x.c < y.c;
}
template <class Container>
class queue {
friend bool operator==(const queue<Container>& x, const queue<Container>& y);
friend bool operator<(const queue<Container>& x, const queue<Container>& y);
public:
typedef Container::value_type value_type;
typedef Container::size_type size_type;
protected:
Container c;
public:
bool empty() const { return c.empty(); }
size_type size() const { return c.size(); }
value_type& front() { return c.front(); }
const value_type& front() const { return c.front(); }
value_type& back() { return c.back(); }
const value_type& back() const { return c.back(); }
void push(const value_type& x) { c.push_back(x); }
void pop() { c.pop_front(); }
};
template <class Container>
bool operator==(const queue<Container>& x, const queue<Container>& y) {
return x.c == y.c;
}
template <class Container>
bool operator<(const queue<Container>& x, const queue<Container>& y) {
return x.c < y.c;
}
template <class Container, class Compare>
// Compare = less<Container::value_type> >
class priority_queue {
public:
typedef Container::value_type value_type;
typedef Container::size_type size_type;
protected:
Container c;
Compare comp;
public:
priority_queue(const Compare& x = Compare()) : c(), comp(x) {}
priority_queue(const value_type* first, const value_type* last,
const Compare& x = Compare()) : c(first, last), comp(x) {
make_heap(c.begin(), c.end(), comp);
}
/*
template <class InputIterator>
priority_queue(InputIterator first, InputIterator last,
const Compare& x = Compare()) : c(first, last), comp(x) {
make_heap(c.begin(), c.end(), comp);
}
*/
bool empty() const { return c.empty(); }
size_type size() const { return c.size(); }
value_type& top() { return c.front(); }
const value_type& top() const { return c.front(); }
void push(const value_type& x) {
c.push_back(x);
push_heap(c.begin(), c.end(), comp);
}
void pop() {
pop_heap(c.begin(), c.end(), comp);
c.pop_back();
}
};
// no equality is provided
/*
*Added by d:\\convert.pl --begin--
*/
}
/*
*Added by d:\\convert.pl --end--
*/
#endif
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