forked from KolibriOS/kolibrios
492 lines
14 KiB
C++
492 lines
14 KiB
C++
// Debugging map implementation -*- C++ -*-
|
|
|
|
// Copyright (C) 2003-2013 Free Software Foundation, Inc.
|
|
//
|
|
// This file is part of the GNU ISO C++ Library. This library is free
|
|
// software; you can redistribute it and/or modify it under the
|
|
// terms of the GNU General Public License as published by the
|
|
// Free Software Foundation; either version 3, 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 General Public License for more details.
|
|
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
|
// permissions described in the GCC Runtime Library Exception, version
|
|
// 3.1, as published by the Free Software Foundation.
|
|
|
|
// You should have received a copy of the GNU General Public License and
|
|
// a copy of the GCC Runtime Library Exception along with this program;
|
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
// <http://www.gnu.org/licenses/>.
|
|
|
|
/** @file debug/map.h
|
|
* This file is a GNU debug extension to the Standard C++ Library.
|
|
*/
|
|
|
|
#ifndef _GLIBCXX_DEBUG_MAP_H
|
|
#define _GLIBCXX_DEBUG_MAP_H 1
|
|
|
|
#include <debug/safe_sequence.h>
|
|
#include <debug/safe_iterator.h>
|
|
#include <utility>
|
|
|
|
namespace std _GLIBCXX_VISIBILITY(default)
|
|
{
|
|
namespace __debug
|
|
{
|
|
/// Class std::map with safety/checking/debug instrumentation.
|
|
template<typename _Key, typename _Tp, typename _Compare = std::less<_Key>,
|
|
typename _Allocator = std::allocator<std::pair<const _Key, _Tp> > >
|
|
class map
|
|
: public _GLIBCXX_STD_C::map<_Key, _Tp, _Compare, _Allocator>,
|
|
public __gnu_debug::_Safe_sequence<map<_Key, _Tp, _Compare, _Allocator> >
|
|
{
|
|
typedef _GLIBCXX_STD_C::map<_Key, _Tp, _Compare, _Allocator> _Base;
|
|
|
|
typedef typename _Base::const_iterator _Base_const_iterator;
|
|
typedef typename _Base::iterator _Base_iterator;
|
|
typedef __gnu_debug::_Equal_to<_Base_const_iterator> _Equal;
|
|
public:
|
|
// types:
|
|
typedef _Key key_type;
|
|
typedef _Tp mapped_type;
|
|
typedef std::pair<const _Key, _Tp> value_type;
|
|
typedef _Compare key_compare;
|
|
typedef _Allocator allocator_type;
|
|
typedef typename _Base::reference reference;
|
|
typedef typename _Base::const_reference const_reference;
|
|
|
|
typedef __gnu_debug::_Safe_iterator<_Base_iterator, map>
|
|
iterator;
|
|
typedef __gnu_debug::_Safe_iterator<_Base_const_iterator, map>
|
|
const_iterator;
|
|
|
|
typedef typename _Base::size_type size_type;
|
|
typedef typename _Base::difference_type difference_type;
|
|
typedef typename _Base::pointer pointer;
|
|
typedef typename _Base::const_pointer const_pointer;
|
|
typedef std::reverse_iterator<iterator> reverse_iterator;
|
|
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
|
|
|
|
// 23.3.1.1 construct/copy/destroy:
|
|
explicit map(const _Compare& __comp = _Compare(),
|
|
const _Allocator& __a = _Allocator())
|
|
: _Base(__comp, __a) { }
|
|
|
|
template<typename _InputIterator>
|
|
map(_InputIterator __first, _InputIterator __last,
|
|
const _Compare& __comp = _Compare(),
|
|
const _Allocator& __a = _Allocator())
|
|
: _Base(__gnu_debug::__base(__gnu_debug::__check_valid_range(__first,
|
|
__last)),
|
|
__gnu_debug::__base(__last),
|
|
__comp, __a) { }
|
|
|
|
map(const map& __x)
|
|
: _Base(__x) { }
|
|
|
|
map(const _Base& __x)
|
|
: _Base(__x) { }
|
|
|
|
#if __cplusplus >= 201103L
|
|
map(map&& __x)
|
|
noexcept(is_nothrow_copy_constructible<_Compare>::value)
|
|
: _Base(std::move(__x))
|
|
{ this->_M_swap(__x); }
|
|
|
|
map(initializer_list<value_type> __l,
|
|
const _Compare& __c = _Compare(),
|
|
const allocator_type& __a = allocator_type())
|
|
: _Base(__l, __c, __a) { }
|
|
#endif
|
|
|
|
~map() _GLIBCXX_NOEXCEPT { }
|
|
|
|
map&
|
|
operator=(const map& __x)
|
|
{
|
|
*static_cast<_Base*>(this) = __x;
|
|
this->_M_invalidate_all();
|
|
return *this;
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
map&
|
|
operator=(map&& __x)
|
|
{
|
|
// NB: DR 1204.
|
|
// NB: DR 675.
|
|
__glibcxx_check_self_move_assign(__x);
|
|
clear();
|
|
swap(__x);
|
|
return *this;
|
|
}
|
|
|
|
map&
|
|
operator=(initializer_list<value_type> __l)
|
|
{
|
|
this->clear();
|
|
this->insert(__l);
|
|
return *this;
|
|
}
|
|
#endif
|
|
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
|
// 133. map missing get_allocator()
|
|
using _Base::get_allocator;
|
|
|
|
// iterators:
|
|
iterator
|
|
begin() _GLIBCXX_NOEXCEPT
|
|
{ return iterator(_Base::begin(), this); }
|
|
|
|
const_iterator
|
|
begin() const _GLIBCXX_NOEXCEPT
|
|
{ return const_iterator(_Base::begin(), this); }
|
|
|
|
iterator
|
|
end() _GLIBCXX_NOEXCEPT
|
|
{ return iterator(_Base::end(), this); }
|
|
|
|
const_iterator
|
|
end() const _GLIBCXX_NOEXCEPT
|
|
{ return const_iterator(_Base::end(), this); }
|
|
|
|
reverse_iterator
|
|
rbegin() _GLIBCXX_NOEXCEPT
|
|
{ return reverse_iterator(end()); }
|
|
|
|
const_reverse_iterator
|
|
rbegin() const _GLIBCXX_NOEXCEPT
|
|
{ return const_reverse_iterator(end()); }
|
|
|
|
reverse_iterator
|
|
rend() _GLIBCXX_NOEXCEPT
|
|
{ return reverse_iterator(begin()); }
|
|
|
|
const_reverse_iterator
|
|
rend() const _GLIBCXX_NOEXCEPT
|
|
{ return const_reverse_iterator(begin()); }
|
|
|
|
#if __cplusplus >= 201103L
|
|
const_iterator
|
|
cbegin() const noexcept
|
|
{ return const_iterator(_Base::begin(), this); }
|
|
|
|
const_iterator
|
|
cend() const noexcept
|
|
{ return const_iterator(_Base::end(), this); }
|
|
|
|
const_reverse_iterator
|
|
crbegin() const noexcept
|
|
{ return const_reverse_iterator(end()); }
|
|
|
|
const_reverse_iterator
|
|
crend() const noexcept
|
|
{ return const_reverse_iterator(begin()); }
|
|
#endif
|
|
|
|
// capacity:
|
|
using _Base::empty;
|
|
using _Base::size;
|
|
using _Base::max_size;
|
|
|
|
// 23.3.1.2 element access:
|
|
using _Base::operator[];
|
|
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
|
// DR 464. Suggestion for new member functions in standard containers.
|
|
using _Base::at;
|
|
|
|
// modifiers:
|
|
#if __cplusplus >= 201103L
|
|
template<typename... _Args>
|
|
std::pair<iterator, bool>
|
|
emplace(_Args&&... __args)
|
|
{
|
|
auto __res = _Base::emplace(std::forward<_Args>(__args)...);
|
|
return std::pair<iterator, bool>(iterator(__res.first, this),
|
|
__res.second);
|
|
}
|
|
|
|
template<typename... _Args>
|
|
iterator
|
|
emplace_hint(const_iterator __pos, _Args&&... __args)
|
|
{
|
|
__glibcxx_check_insert(__pos);
|
|
return iterator(_Base::emplace_hint(__pos.base(),
|
|
std::forward<_Args>(__args)...),
|
|
this);
|
|
}
|
|
#endif
|
|
|
|
std::pair<iterator, bool>
|
|
insert(const value_type& __x)
|
|
{
|
|
std::pair<_Base_iterator, bool> __res = _Base::insert(__x);
|
|
return std::pair<iterator, bool>(iterator(__res.first, this),
|
|
__res.second);
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
template<typename _Pair, typename = typename
|
|
std::enable_if<std::is_constructible<value_type,
|
|
_Pair&&>::value>::type>
|
|
std::pair<iterator, bool>
|
|
insert(_Pair&& __x)
|
|
{
|
|
std::pair<_Base_iterator, bool> __res
|
|
= _Base::insert(std::forward<_Pair>(__x));
|
|
return std::pair<iterator, bool>(iterator(__res.first, this),
|
|
__res.second);
|
|
}
|
|
#endif
|
|
|
|
#if __cplusplus >= 201103L
|
|
void
|
|
insert(std::initializer_list<value_type> __list)
|
|
{ _Base::insert(__list); }
|
|
#endif
|
|
|
|
iterator
|
|
#if __cplusplus >= 201103L
|
|
insert(const_iterator __position, const value_type& __x)
|
|
#else
|
|
insert(iterator __position, const value_type& __x)
|
|
#endif
|
|
{
|
|
__glibcxx_check_insert(__position);
|
|
return iterator(_Base::insert(__position.base(), __x), this);
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
template<typename _Pair, typename = typename
|
|
std::enable_if<std::is_constructible<value_type,
|
|
_Pair&&>::value>::type>
|
|
iterator
|
|
insert(const_iterator __position, _Pair&& __x)
|
|
{
|
|
__glibcxx_check_insert(__position);
|
|
return iterator(_Base::insert(__position.base(),
|
|
std::forward<_Pair>(__x)), this);
|
|
}
|
|
#endif
|
|
|
|
template<typename _InputIterator>
|
|
void
|
|
insert(_InputIterator __first, _InputIterator __last)
|
|
{
|
|
__glibcxx_check_valid_range(__first, __last);
|
|
_Base::insert(__gnu_debug::__base(__first),
|
|
__gnu_debug::__base(__last));
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
iterator
|
|
erase(const_iterator __position)
|
|
{
|
|
__glibcxx_check_erase(__position);
|
|
this->_M_invalidate_if(_Equal(__position.base()));
|
|
return iterator(_Base::erase(__position.base()), this);
|
|
}
|
|
|
|
iterator
|
|
erase(iterator __position)
|
|
{ return erase(const_iterator(__position)); }
|
|
#else
|
|
void
|
|
erase(iterator __position)
|
|
{
|
|
__glibcxx_check_erase(__position);
|
|
this->_M_invalidate_if(_Equal(__position.base()));
|
|
_Base::erase(__position.base());
|
|
}
|
|
#endif
|
|
|
|
size_type
|
|
erase(const key_type& __x)
|
|
{
|
|
_Base_iterator __victim = _Base::find(__x);
|
|
if (__victim == _Base::end())
|
|
return 0;
|
|
else
|
|
{
|
|
this->_M_invalidate_if(_Equal(__victim));
|
|
_Base::erase(__victim);
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
#if __cplusplus >= 201103L
|
|
iterator
|
|
erase(const_iterator __first, const_iterator __last)
|
|
{
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
|
// 151. can't currently clear() empty container
|
|
__glibcxx_check_erase_range(__first, __last);
|
|
for (_Base_const_iterator __victim = __first.base();
|
|
__victim != __last.base(); ++__victim)
|
|
{
|
|
_GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
|
|
_M_message(__gnu_debug::__msg_valid_range)
|
|
._M_iterator(__first, "first")
|
|
._M_iterator(__last, "last"));
|
|
this->_M_invalidate_if(_Equal(__victim));
|
|
}
|
|
return iterator(_Base::erase(__first.base(), __last.base()), this);
|
|
}
|
|
#else
|
|
void
|
|
erase(iterator __first, iterator __last)
|
|
{
|
|
// _GLIBCXX_RESOLVE_LIB_DEFECTS
|
|
// 151. can't currently clear() empty container
|
|
__glibcxx_check_erase_range(__first, __last);
|
|
for (_Base_iterator __victim = __first.base();
|
|
__victim != __last.base(); ++__victim)
|
|
{
|
|
_GLIBCXX_DEBUG_VERIFY(__victim != _Base::end(),
|
|
_M_message(__gnu_debug::__msg_valid_range)
|
|
._M_iterator(__first, "first")
|
|
._M_iterator(__last, "last"));
|
|
this->_M_invalidate_if(_Equal(__victim));
|
|
}
|
|
_Base::erase(__first.base(), __last.base());
|
|
}
|
|
#endif
|
|
|
|
void
|
|
swap(map& __x)
|
|
{
|
|
_Base::swap(__x);
|
|
this->_M_swap(__x);
|
|
}
|
|
|
|
void
|
|
clear() _GLIBCXX_NOEXCEPT
|
|
{
|
|
this->_M_invalidate_all();
|
|
_Base::clear();
|
|
}
|
|
|
|
// observers:
|
|
using _Base::key_comp;
|
|
using _Base::value_comp;
|
|
|
|
// 23.3.1.3 map operations:
|
|
iterator
|
|
find(const key_type& __x)
|
|
{ return iterator(_Base::find(__x), this); }
|
|
|
|
const_iterator
|
|
find(const key_type& __x) const
|
|
{ return const_iterator(_Base::find(__x), this); }
|
|
|
|
using _Base::count;
|
|
|
|
iterator
|
|
lower_bound(const key_type& __x)
|
|
{ return iterator(_Base::lower_bound(__x), this); }
|
|
|
|
const_iterator
|
|
lower_bound(const key_type& __x) const
|
|
{ return const_iterator(_Base::lower_bound(__x), this); }
|
|
|
|
iterator
|
|
upper_bound(const key_type& __x)
|
|
{ return iterator(_Base::upper_bound(__x), this); }
|
|
|
|
const_iterator
|
|
upper_bound(const key_type& __x) const
|
|
{ return const_iterator(_Base::upper_bound(__x), this); }
|
|
|
|
std::pair<iterator,iterator>
|
|
equal_range(const key_type& __x)
|
|
{
|
|
std::pair<_Base_iterator, _Base_iterator> __res =
|
|
_Base::equal_range(__x);
|
|
return std::make_pair(iterator(__res.first, this),
|
|
iterator(__res.second, this));
|
|
}
|
|
|
|
std::pair<const_iterator,const_iterator>
|
|
equal_range(const key_type& __x) const
|
|
{
|
|
std::pair<_Base_const_iterator, _Base_const_iterator> __res =
|
|
_Base::equal_range(__x);
|
|
return std::make_pair(const_iterator(__res.first, this),
|
|
const_iterator(__res.second, this));
|
|
}
|
|
|
|
_Base&
|
|
_M_base() _GLIBCXX_NOEXCEPT { return *this; }
|
|
|
|
const _Base&
|
|
_M_base() const _GLIBCXX_NOEXCEPT { return *this; }
|
|
|
|
private:
|
|
void
|
|
_M_invalidate_all()
|
|
{
|
|
typedef __gnu_debug::_Not_equal_to<_Base_const_iterator> _Not_equal;
|
|
this->_M_invalidate_if(_Not_equal(_M_base().end()));
|
|
}
|
|
};
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator==(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() == __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator!=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() != __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator<(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() < __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator<=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() <= __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator>=(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() >= __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline bool
|
|
operator>(const map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
const map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ return __lhs._M_base() > __rhs._M_base(); }
|
|
|
|
template<typename _Key, typename _Tp,
|
|
typename _Compare, typename _Allocator>
|
|
inline void
|
|
swap(map<_Key, _Tp, _Compare, _Allocator>& __lhs,
|
|
map<_Key, _Tp, _Compare, _Allocator>& __rhs)
|
|
{ __lhs.swap(__rhs); }
|
|
|
|
} // namespace __debug
|
|
} // namespace std
|
|
|
|
#endif
|