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#ifndef __DEQUE_H
#define __DEQUE_H
#pragma option push -b -a8 -pc -Vx- -Ve- -w-inl -w-aus -w-sig
// -*- C++ -*-
/***************************************************************************
*
* deque - Declaration and definition for the Standard Library deque class
*
***************************************************************************
*
* 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.
*
*
***************************************************************************
*
* Copyright (c) 1994-1999 Rogue Wave Software, Inc. All Rights Reserved.
*
* This computer software is owned by Rogue Wave Software, Inc. and is
* protected by U.S. copyright laws and other laws and by international
* treaties. This computer software is furnished by Rogue Wave Software,
* Inc. 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
* computer software or any other copies thereof may not be provided or
* otherwise made available to any other person.
*
* U.S. Government Restricted Rights. This computer software is provided
* with Restricted Rights. 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 or subparagraphs (c) (1) and (2) of the
* Commercial Computer Software Restricted Rights at 48 CFR 52.227-19,
* as applicable. Manufacturer is Rogue Wave Software, Inc., 5500
* Flatiron Parkway, Boulder, Colorado 80301 USA.
*
**************************************************************************/
#ifndef __STD_DEQUE__
#define __STD_DEQUE__
#include <rw/stddefs.h>
#include <rw/rwdispatch.h>
#include <stdcomp.h>
#include <algorithm>
#include <iterator>
#include <memory>
#include <stdexcept>
#ifndef deque
#define deque deque
#endif
#ifndef _RWSTD_NO_NAMESPACE
namespace std {
#endif
//
// Note that _RWSTD_COMPLEX_DEFAULT(x)
// will expand to: ' = x', or nothing,
// depending on your compiler's capabilities and/or
// flag settings (see stdcomp.h).
//
template <class T, class Allocator _RWSTD_COMPLEX_DEFAULT(allocator<T>) >
class deque
{
protected:
#ifdef _RWSTD_ALLOCATOR
typedef _TYPENAME Allocator::template rebind<T>::other __value_alloc_type;
#else
typedef allocator_interface<Allocator,T> __value_alloc_type;
#endif
public:
//
// Types.
//
class iterator;
class const_iterator;
friend class iterator;
friend class const_iterator;
typedef T value_type;
typedef Allocator allocator_type;
#ifndef _RWSTD_NO_COMPLICATED_TYPEDEF
typedef _TYPENAME _RWSTD_ALLOC_SIZE_TYPE size_type;
typedef _TYPENAME _RWSTD_ALLOC_DIFF_TYPE difference_type;
typedef _TYPENAME __value_alloc_type::reference reference;
typedef _TYPENAME __value_alloc_type::const_reference const_reference;
typedef _TYPENAME __value_alloc_type::pointer pointer;
typedef _TYPENAME __value_alloc_type::const_pointer const_pointer;
#else
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef T& reference;
typedef const T& const_reference;
typedef T* pointer;
typedef const T* const_pointer;
#endif //_RWSTD_NO_COMPLICATED_TYPEDEF
protected:
#ifdef _RWSTD_ALLOCATOR
typedef _TYPENAME Allocator::template rebind<pointer>::other __map_alloc_type;
#else
typedef allocator_interface<allocator_type,pointer> __map_alloc_type;
#endif
typedef _TYPENAME __map_alloc_type::pointer __map_pointer;
static size_type __buffer_size ();
typedef _RW_STD::iterator<random_access_iterator_tag, value_type,
difference_type, pointer,reference> __it;
typedef _RW_STD::iterator<random_access_iterator_tag, value_type,
difference_type, const_pointer, const_reference> __cit;
public:
//
// Definition of our iterator.
//
class iterator : public __it
{
friend class deque<T,Allocator>;
friend class const_iterator;
protected:
pointer current;
pointer first;
pointer last;
__map_pointer node;
iterator (pointer x, __map_pointer y)
: current(x), first(*y), last(*y + __buffer_size()), node(y) {}
public:
iterator () : current(0), first(0), last(0), node(0) {}
iterator (const iterator& x)
: current(x.current), first(x.first),
last(x.last), node(x.node) {}
reference operator* () const { return *current; }
#ifndef _RWSTD_NO_NONCLASS_ARROW_RETURN
pointer operator-> () const { return current; }
#endif
#ifdef _HPACC_
void operator= (const iterator& x)
{
current = x.current;
first = x.first;
last = x.last;
node = x.node;
}
#endif
difference_type operator- (const iterator& x) const
{
return node == x.node
? current - x.current
: difference_type(__buffer_size() * (node - x.node - 1) +
(current - first) + (x.last - x.current));
}
iterator& operator++ ()
{
if (++current == last)
{
first = *(++node);
current = first;
last = first + __buffer_size();
}
return *this;
}
iterator operator++ (int)
{
iterator tmp = *this; ++*this; return tmp;
}
iterator& operator-- ()
{
if (current == first)
{
first = *(--node);
last = first + __buffer_size();
current = last;
}
--current;
return *this;
}
iterator operator-- (int)
{
iterator tmp = *this; --*this; return tmp;
}
iterator& operator+= (difference_type n)
{
difference_type offset = n + (current - first);
difference_type num_node_to_jump = offset >= 0
? offset / __buffer_size()
: -(difference_type)((-offset + __buffer_size() - 1) / __buffer_size());
if (num_node_to_jump == 0)
current += n;
else
{
node = node + num_node_to_jump;
first = *node;
last = first + __buffer_size();
current = first + (offset - num_node_to_jump * __buffer_size());
}
return *this;
}
iterator& operator-= (difference_type n) { return *this += -n; }
iterator operator+ (difference_type n) const
{
iterator tmp = *this; return tmp += n;
}
iterator operator- (difference_type n) const
{
iterator tmp = *this; return tmp -= n;
}
reference operator[] (difference_type n) { return *(*this + n); }
bool operator== (const iterator& x) const
{
return current == x.current ||
((current == first || x.current == x.first) &&
*this - x == 0);
}
bool operator!= (const iterator& x) const { return !(*this == x); }
bool operator< (const iterator& x) const
{
return (node == x.node) ? (current < x.current) : (node < x.node);
}
bool operator> (const iterator& x) const
{
return x < *this;
}
bool operator>= (const iterator& x) const
{
return !(*this < x);
}
bool operator<= (const iterator& x) const
{
return !(*this > x);
}
}; // End of nested definiton of iterator.
//
// Definition of our constant iterator.
//
class const_iterator : public __cit
{
friend class deque<T,Allocator>;
protected:
pointer current;
pointer first;
pointer last;
__map_pointer node;
const_iterator (pointer x, __map_pointer y)
: current(x), first(*y), last(*y + __buffer_size()), node(y) {}
public:
const_iterator () : current(0), first(0), last(0), node(0) {}
#if !defined(_MSC_VER) || defined(__BORLANDC__)
const_iterator (const _TYPENAME deque<T,Allocator>::iterator& x)
#else
const_iterator (const iterator& x)
#endif
: current(x.current), first(x.first), last(x.last), node(x.node) {}
const_reference operator* () const { return *current; }
#ifndef _RWSTD_NO_NONCLASS_ARROW_RETURN
const_pointer operator-> () const { return current; }
#endif
difference_type operator- (const const_iterator& x) const
{
return node == x.node
? current - x.current
: difference_type(__buffer_size() * (node - x.node - 1) +
(current - first) + (x.last - x.current));
}
const_iterator& operator++ ()
{
if (++current == last)
{
first = *(++node);
current = first;
last = first + __buffer_size();
}
return *this;
}
const_iterator operator++ (int)
{
const_iterator tmp = *this; ++*this; return tmp;
}
const_iterator& operator-- ()
{
if (current == first)
{
first = *(--node);
last = first + __buffer_size();
current = last;
}
--current;
return *this;
}
const_iterator operator-- (int)
{
const_iterator tmp = *this; --*this; return tmp;
}
const_iterator& operator+= (difference_type n)
{
difference_type offset = n + (current - first);
difference_type num_node_to_jump = offset >= 0
? offset / __buffer_size()
: -(difference_type)((-offset + __buffer_size() - 1) / __buffer_size());
if (num_node_to_jump == 0)
current += n;
else
{
node = node + num_node_to_jump;
first = *node;
last = first + __buffer_size();
current = first + (offset - num_node_to_jump * __buffer_size());
}
return *this;
}
const_iterator& operator-= (difference_type n) { return *this += -n; }
const_iterator operator+ (difference_type n) const
{
const_iterator tmp = *this; return tmp += n;
}
const_iterator operator- (difference_type n) const
{
const_iterator tmp = *this; return tmp -= n;
}
const_reference operator[] (difference_type n)
{
return *(*this + n);
}
bool operator== (const const_iterator& x) const
{
return current == x.current ||
((current == first || x.current == x.first) &&
*this - x == 0);
}
bool operator!= (const const_iterator& x) const { return !(*this == x); }
bool operator< (const const_iterator& x) const
{
return (node == x.node) ? (current < x.current) : (node < x.node);
}
bool operator> (const const_iterator& x) const
{
return x < *this;
}
bool operator>= (const const_iterator& x) const
{
return !(*this < x);
}
bool operator<= (const const_iterator& x) const
{
return !(*this > x);
}
}; // End of nested definiton of const_iterator.
#ifndef _RWSTD_NO_CLASS_PARTIAL_SPEC
typedef _RW_STD::reverse_iterator<const_iterator> const_reverse_iterator;
typedef _RW_STD::reverse_iterator<iterator> reverse_iterator;
#else
typedef _RW_STD::reverse_iterator<const_iterator,
random_access_iterator_tag, value_type,
const_reference, const_pointer, difference_type>
const_reverse_iterator;
typedef _RW_STD::reverse_iterator<iterator,
random_access_iterator_tag, value_type,
reference, pointer, difference_type>
reverse_iterator;
#endif
protected:
iterator __start;
iterator __finish;
size_type __length;
__map_pointer __map;
__RWSTD::__rw_basis<size_type,allocator_type> __map_size;
void __allocate_at_begin ();
void __allocate_at_end ();
void __deallocate_at_begin ();
void __deallocate_at_end ();
void __insert_aux (iterator position, size_type n, const T& x);
#ifndef _RWSTD_NO_MEMBER_TEMPLATES
template<class InputIterator>
void __insert_aux (iterator position, InputIterator first, InputIterator last, _RW_is_not_integer)
{ __insert_aux2 (position, first, last); }
template<class InputIterator>
void __insert_aux (iterator position, InputIterator first, InputIterator last, _RW_is_integer)
{ __insert_aux (position, (size_type)first, last); }
template<class InputIterator>
void __insert_aux2 (iterator position, InputIterator first, InputIterator last);
#endif
public:
//
// construct/copy/destroy
//
_EXPLICIT deque (const Allocator& alloc _RWSTD_DEFAULT_ARG(Allocator()))
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{ ; }
#ifdef _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
deque (void)
: __start(), __finish(), __length(0), __map(0), __map_size(0,Allocator())
{ ; }
deque (size_type n, const T& value)
: __start(), __finish(), __length(0), __map(0), __map_size(0,Allocator())
{
insert(begin(), n, value);
}
#endif // _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
_EXPLICIT deque (size_type n)
: __start(), __finish(), __length(0), __map(0), __map_size(0,Allocator())
{
insert(begin(), n, T());
}
#ifndef _RWSTD_NO_MEMBER_TEMPLATES
template<class InputIterator>
deque (InputIterator first, InputIterator last, const Allocator& alloc = Allocator())
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{
typedef _TYPENAME _RWdispatch<InputIterator>::_RWtype _RWtype;
__insert_aux(begin(), first, last, _RWtype());
}
deque (size_type n, const T& value,
const Allocator& alloc _RWSTD_DEFAULT_ARG(Allocator()))
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{
insert(begin(), n, value);
}
#else
//
// Build a deque of size n with each element set to copy of value.
//
deque (size_type n, const T& value,
const Allocator& alloc _RWSTD_DEFAULT_ARG(Allocator()))
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{
insert(begin(), n, value);
}
deque (const_iterator first, const_iterator last, const Allocator& alloc _RWSTD_DEFAULT_ARG(Allocator()))
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{
copy(first, last, back_inserter(*this));
}
deque (const T* first, const T* last, const Allocator& alloc _RWSTD_DEFAULT_ARG(Allocator()))
: __start(), __finish(), __length(0), __map(0), __map_size(0,alloc)
{
copy(first, last, back_inserter(*this));
}
#ifdef _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
deque (const_iterator first, const_iterator last)
: __start(), __finish(), __length(0), __map(0), __map_size(0,Allocator())
{
copy(first, last, back_inserter(*this));
}
deque (const T* first, const T* last)
: __start(), __finish(), __length(0), __map(0), __map_size(0,Allocator())
{
copy(first, last, back_inserter(*this));
}
#endif // _RWSTD_NO_DEFAULT_TEMPLATE_ARGS
#endif // _RWSTD_NO_MEMBER_TEMPLATES
deque (const deque<T,Allocator>& x)
: __start(), __finish(), __length(0), __map(0), __map_size(0,x.get_allocator())
{
copy(x.begin(), x.end(), back_inserter(*this));
}
~deque ();
deque<T,Allocator>& operator= (const deque<T,Allocator>& x)
{
if (!(this == &x))
{
if (size() >= x.size())
erase(copy(x.begin(), x.end(), begin()), end());
else
copy(x.begin() + size(), x.end(),
inserter(*this,copy(x.begin(),x.begin()+size(),begin())));
}
return *this;
}
#ifndef _RWSTD_NO_MEMBER_TEMPLATES
template<class InputIterator>
void assign (InputIterator first, InputIterator last)
{
erase(begin(), end());
typedef _TYPENAME _RWdispatch<InputIterator>::_RWtype _RWtype;
__insert_aux(begin(), first, last, _RWtype());
}
void assign (size_type n, const T& t)
{
erase(begin(), end()); insert(begin(), n, t);
}
#else
void assign (const_iterator first, const_iterator last)
{
erase(begin(), end()); insert(begin(), first, last);
}
void assign (const T* first, const T* last)
{
erase(begin(), end()); insert(begin(), first, last);
}
//
// Assign n copies of t to this vector.
//
void assign (size_type n, const T& t)
{
erase(begin(), end()); insert(begin(), n, t);
}
#endif // _RWSTD_NO_MEMBER_TEMPLATES
allocator_type get_allocator() const
{
return (allocator_type)__map_size;
}
//
// Iterators.
//
iterator begin () { return __start; }
const_iterator begin () const { return __start; }
iterator end () { return __finish; }
const_iterator end () const { return __finish; }
reverse_iterator rbegin ()
{
reverse_iterator tmp(end()); return tmp;
}
const_reverse_iterator rbegin () const
{
const_reverse_iterator tmp(end()); return tmp;
}
reverse_iterator rend ()
{
reverse_iterator tmp(begin()); return tmp;
}
const_reverse_iterator rend () const
{
const_reverse_iterator tmp(begin()); return tmp;
}
//
// Capacity.
//
bool empty () const { return __length == 0; }
size_type size () const { return __length; }
size_type max_size () const
{ return __value_alloc_type(__map_size).max_size(); }
void resize (size_type new_size);
void resize (size_type new_size, T value);
//
// Element access.
//
reference operator[] (size_type n)
{
#ifdef _RWSTD_BOUNDS_CHECKING
_RWSTD_THROW(n >= size(), out_of_range,
__RWSTD::except_msg_string(__RWSTD::rwse_OutOfRange,
"deque::operator[](size_t)",n,size()).msgstr());
return *(begin() + n);
#else
return *(begin() + n);
#endif
}
const_reference operator[] (size_type n) const
{
#ifdef _RWSTD_BOUNDS_CHECKING
_RWSTD_THROW(n >= size(), out_of_range,
__RWSTD::except_msg_string(__RWSTD::rwse_OutOfRange,
"deque::operator[](size_t) const",n,size()).msgstr());
return *(begin() + n);
#else
return *(begin() + n);
#endif
}
const_reference at (size_type n) const
{
_RWSTD_THROW(n >= size(), out_of_range,
__RWSTD::except_msg_string(__RWSTD::rwse_OutOfRange,
"deque:: at(size_t) const",n,size()).msgstr());
return *(begin() + n);
}
reference at (size_type n)
{
_RWSTD_THROW(n >= size(), out_of_range,
__RWSTD::except_msg_string(__RWSTD::rwse_OutOfRange,
"deque:: at(size_t)",n,size()).msgstr());
return *(begin() + n);
}
reference front () { return *begin(); }
const_reference front () const { return *begin(); }
reference back () { return *(end() - 1); }
const_reference back () const { return *(end() - 1); }
//
// Modifiers.
//
void push_front (const T& x)
{
if (empty() || begin().current == begin().first)
__allocate_at_begin();
__value_alloc_type(__map_size).construct(__start.current-1, x);
--__start.current;
++__length;
}
void push_back (const T& x)
{
if (empty() || end().current == end().last)
__allocate_at_end();
__value_alloc_type(__map_size).construct(__finish.current, x);
++__finish.current;
++__length;
}
//
// Insert x at position.
//
iterator insert (iterator position, const T& x);
#ifndef _RWSTD_NO_MEMBER_TEMPLATES
template<class InputIterator>
void insert (iterator position, InputIterator first,
InputIterator last)
{
typedef _TYPENAME _RWdispatch<InputIterator>::_RWtype _RWtype;
__insert_aux(position, first, last, _RWtype());
}
void insert (iterator position, size_type n, const T& value)
{ __insert_aux(position,n,value); }
#else
void insert (iterator position, size_type n, const T& x)
{ __insert_aux(position,n,x); }
void insert (iterator position, const T* first, const T* last);
void insert (iterator position, const_iterator first, const_iterator last);
#endif // _RWSTD_NO_MEMBER_TEMPLATES
void pop_front ()
{
iterator tmp = __start;
++__start.current;
--__length;
__value_alloc_type(__map_size).destroy(tmp.current);
if (empty() || begin().current == begin().last)
__deallocate_at_begin();
}
void pop_back ()
{
--__finish.current;
--__length;
__value_alloc_type(__map_size).destroy(__finish.current);
if (empty() || end().current == end().first)
__deallocate_at_end();
}
iterator erase (iterator position);
iterator erase (iterator first, iterator last);
void swap (deque<T,Allocator>& x)
{
if((allocator_type)__map_size== (allocator_type)x.__map_size)
{
#ifndef _RWSTD_NO_NAMESPACE
std::swap(__start, x.__start);
std::swap(__finish, x.__finish);
std::swap(__length, x.__length);
std::swap(__map, x.__map);
std::swap(__map_size, x.__map_size);
#else
::swap(__start, x.__start);
::swap(__finish, x.__finish);
::swap(__length, x.__length);
::swap(__map, x.__map);
::swap(__map_size, x.__map_size);
#endif // _RWSTD_NO_NAMESPACE
}
else
{
deque<T,Allocator> _x=*this;
*this=x;
x=_x;
}
}
void clear()
{
erase(begin(),end());
}
};
template <class T, class Allocator>
inline bool operator== (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return x.size() == y.size() && equal(x.begin(), x.end(), y.begin());
}
template <class T, class Allocator>
inline bool operator< (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return lexicographical_compare(x.begin(), x.end(), y.begin(), y.end());
}
#if !defined(_RWSTD_NO_NAMESPACE) || !defined(_RWSTD_NO_PART_SPEC_OVERLOAD)
template <class T, class Allocator>
inline bool operator!= (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return !(x == y);
}
template <class T, class Allocator>
inline bool operator> (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return y < x;
}
template <class T, class Allocator>
inline bool operator>= (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return !(x < y);
}
template <class T, class Allocator>
inline bool operator<= (const deque<T,Allocator>& x, const deque<T,Allocator>& y)
{
return !(y < x);
}
template <class T, class Allocator>
inline void swap(deque<T,Allocator>& a, deque<T,Allocator>& b)
{
a.swap(b);
}
#endif // !defined(_RWSTD_NO_NAMESPACE) || !defined(_RWSTD_NO_PART_SPEC_OVERLOAD)
#ifndef _RWSTD_NO_NAMESPACE
}
#endif
#ifdef _RWSTD_NO_TEMPLATE_REPOSITORY
#include <deque.cc>
#endif
#undef deque
#endif /*__STD_DEQUE__*/
#ifndef __USING_STD_NAMES__
using namespace std;
#endif
#pragma option pop
#endif /* __DEQUE_H */