gcc/libstdc++-v3/include/bits/stl_map.h
Phil Edwards 4d16bdbbf6 re PR libstdc++/3666 (Invalid concept-checking code.)
2001-11-01  Phil Edwards  <pme@gcc.gnu.org>

	* acinclude.m4:  Fix spacing.
	(GLIBCPP_ENABLE_CONCEPT_CHECKS):  New macro.
	* configure.in:  Call here.
	* acconfig.h:  Add _GLIBCPP_CONCEPT_CHECKS.
	* include/bits/boost_concept_check.h:  Fix headers.
	(__function_requires):  Make inline.
	* include/bits/c++config (_GLIBCPP_CONCEPT_CHECKS):  Remove.
	* aclocal.m4:  Regenerate.
	* config.h.in:  Regenerate.
	* configure:  Regenerate.

	Move trailing ';' inside macro, PR libstdc++/3666.
	* include/bits/concept_check.h:  Add semicolon.
	* include/bits/stl_algo.h:  Remove semicolon.
	* include/bits/stl_algobase.h:  Likewise.
	* include/bits/stl_deque.h:  Likewise.
	* include/bits/stl_heap.h:  Likewise.
	* include/bits/stl_iterator_base_funcs.h:  Likewise.
	* include/bits/stl_list.h:  Likewise.
	* include/bits/stl_map.h:  Likewise.
	* include/bits/stl_multimap.h:  Likewise.
	* include/bits/stl_multiset.h:  Likewise.
	* include/bits/stl_numeric.h:  Likewise.
	* include/bits/stl_queue.h:  Likewise.
	* include/bits/stl_set.h:  Likewise.
	* include/bits/stl_stack.h:  Likewise.
	* include/bits/stl_vector.h:  Likewise.
	* include/ext/hash_map:  Likewise.
	* include/ext/hash_set:  Likewise.
	* include/ext/slist:  Likewise.

	* src/concept-inst.cc:  New file with explicit instantiations.
	* src/Makefile.am (sources):  Add here, with special build rules.
	* src/Makefile.in:  Regenerate.

From-SVN: r46697
2001-11-01 15:46:48 +00:00

261 lines
9.6 KiB
C++

// Map implementation -*- C++ -*-
// Copyright (C) 2001 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 2, 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.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
/*
*
* 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) 1996,1997
* Silicon Graphics Computer Systems, Inc.
*
* 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. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*/
/* NOTE: This is an internal header file, included by other STL headers.
* You should not attempt to use it directly.
*/
#ifndef _CPP_BITS_STL_MAP_H
#define _CPP_BITS_STL_MAP_H 1
#include <bits/concept_check.h>
namespace std
{
template <class _Key, class _Tp, class _Compare = less<_Key>,
class _Alloc = allocator<pair<const _Key, _Tp> > >
class map
{
// concept requirements
__glibcpp_class_requires(_Tp, _SGIAssignableConcept)
__glibcpp_class_requires4(_Compare, bool, _Key, _Key, _BinaryFunctionConcept);
public:
// typedefs:
typedef _Key key_type;
typedef _Tp data_type;
typedef _Tp mapped_type;
typedef pair<const _Key, _Tp> value_type;
typedef _Compare key_compare;
class value_compare
: public binary_function<value_type, value_type, bool> {
friend class map<_Key,_Tp,_Compare,_Alloc>;
protected :
_Compare comp;
value_compare(_Compare __c) : comp(__c) {}
public:
bool operator()(const value_type& __x, const value_type& __y) const {
return comp(__x.first, __y.first);
}
};
private:
typedef _Rb_tree<key_type, value_type,
_Select1st<value_type>, key_compare, _Alloc> _Rep_type;
_Rep_type _M_t; // red-black tree representing map
public:
typedef typename _Rep_type::pointer pointer;
typedef typename _Rep_type::const_pointer const_pointer;
typedef typename _Rep_type::reference reference;
typedef typename _Rep_type::const_reference const_reference;
typedef typename _Rep_type::iterator iterator;
typedef typename _Rep_type::const_iterator const_iterator;
typedef typename _Rep_type::reverse_iterator reverse_iterator;
typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
typedef typename _Rep_type::size_type size_type;
typedef typename _Rep_type::difference_type difference_type;
typedef typename _Rep_type::allocator_type allocator_type;
// allocation/deallocation
map() : _M_t(_Compare(), allocator_type()) {}
explicit map(const _Compare& __comp,
const allocator_type& __a = allocator_type())
: _M_t(__comp, __a) {}
template <class _InputIterator>
map(_InputIterator __first, _InputIterator __last)
: _M_t(_Compare(), allocator_type())
{ _M_t.insert_unique(__first, __last); }
template <class _InputIterator>
map(_InputIterator __first, _InputIterator __last, const _Compare& __comp,
const allocator_type& __a = allocator_type())
: _M_t(__comp, __a) { _M_t.insert_unique(__first, __last); }
map(const map<_Key,_Tp,_Compare,_Alloc>& __x) : _M_t(__x._M_t) {}
map<_Key,_Tp,_Compare,_Alloc>&
operator=(const map<_Key, _Tp, _Compare, _Alloc>& __x)
{
_M_t = __x._M_t;
return *this;
}
// accessors:
key_compare key_comp() const { return _M_t.key_comp(); }
value_compare value_comp() const { return value_compare(_M_t.key_comp()); }
allocator_type get_allocator() const { return _M_t.get_allocator(); }
iterator begin() { return _M_t.begin(); }
const_iterator begin() const { return _M_t.begin(); }
iterator end() { return _M_t.end(); }
const_iterator end() const { return _M_t.end(); }
reverse_iterator rbegin() { return _M_t.rbegin(); }
const_reverse_iterator rbegin() const { return _M_t.rbegin(); }
reverse_iterator rend() { return _M_t.rend(); }
const_reverse_iterator rend() const { return _M_t.rend(); }
bool empty() const { return _M_t.empty(); }
size_type size() const { return _M_t.size(); }
size_type max_size() const { return _M_t.max_size(); }
_Tp& operator[](const key_type& __k) {
iterator __i = lower_bound(__k);
// __i->first is greater than or equivalent to __k.
if (__i == end() || key_comp()(__k, (*__i).first))
__i = insert(__i, value_type(__k, _Tp()));
return (*__i).second;
}
void swap(map<_Key,_Tp,_Compare,_Alloc>& __x) { _M_t.swap(__x._M_t); }
// insert/erase
pair<iterator,bool> insert(const value_type& __x)
{ return _M_t.insert_unique(__x); }
iterator insert(iterator position, const value_type& __x)
{ return _M_t.insert_unique(position, __x); }
template <class _InputIterator>
void insert(_InputIterator __first, _InputIterator __last) {
_M_t.insert_unique(__first, __last);
}
void erase(iterator __position) { _M_t.erase(__position); }
size_type erase(const key_type& __x) { return _M_t.erase(__x); }
void erase(iterator __first, iterator __last)
{ _M_t.erase(__first, __last); }
void clear() { _M_t.clear(); }
// map operations:
iterator find(const key_type& __x) { return _M_t.find(__x); }
const_iterator find(const key_type& __x) const { return _M_t.find(__x); }
size_type count(const key_type& __x) const {
return _M_t.find(__x) == _M_t.end() ? 0 : 1;
}
iterator lower_bound(const key_type& __x) {return _M_t.lower_bound(__x); }
const_iterator lower_bound(const key_type& __x) const {
return _M_t.lower_bound(__x);
}
iterator upper_bound(const key_type& __x) {return _M_t.upper_bound(__x); }
const_iterator upper_bound(const key_type& __x) const {
return _M_t.upper_bound(__x);
}
pair<iterator,iterator> equal_range(const key_type& __x) {
return _M_t.equal_range(__x);
}
pair<const_iterator,const_iterator> equal_range(const key_type& __x) const {
return _M_t.equal_range(__x);
}
template <class _K1, class _T1, class _C1, class _A1>
friend bool operator== (const map<_K1, _T1, _C1, _A1>&,
const map<_K1, _T1, _C1, _A1>&);
template <class _K1, class _T1, class _C1, class _A1>
friend bool operator< (const map<_K1, _T1, _C1, _A1>&,
const map<_K1, _T1, _C1, _A1>&);
};
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator==(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return __x._M_t == __y._M_t;
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator<(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return __x._M_t < __y._M_t;
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator!=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return !(__x == __y);
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator>(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return __y < __x;
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator<=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return !(__y < __x);
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline bool operator>=(const map<_Key,_Tp,_Compare,_Alloc>& __x,
const map<_Key,_Tp,_Compare,_Alloc>& __y) {
return !(__x < __y);
}
template <class _Key, class _Tp, class _Compare, class _Alloc>
inline void swap(map<_Key,_Tp,_Compare,_Alloc>& __x,
map<_Key,_Tp,_Compare,_Alloc>& __y) {
__x.swap(__y);
}
} // namespace std
#endif /* _CPP_BITS_STL_MAP_H */
// Local Variables:
// mode:C++
// End: