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- // Backward-compat support -*- 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.
- *
- */
-
- // Inclusion of this file is DEPRECATED. This is the original HP
- // default allocator. It is provided only for backward compatibility.
- // This file WILL BE REMOVED in a future release.
- //
- // DO NOT USE THIS FILE unless you have an old container implementation
- // that requires an allocator with the HP-style interface.
- //
- // Standard-conforming allocators have a very different interface. The
- // standard default allocator is declared in the header <memory>.
-
- #ifndef _CPP_BACKWARD_DEFALLOC_H
- #define _CPP_BACKWARD_DEFALLOC_H 1
-
- #include "backward_warning.h"
- #include "new.h"
- #include <stddef.h>
- #include <stdlib.h>
- #include <limits.h>
- #include "iostream.h"
- #include "algobase.h"
-
-
- template <class _Tp>
- inline _Tp* allocate(ptrdiff_t __size, _Tp*) {
- set_new_handler(0);
- _Tp* __tmp = (_Tp*)(::operator new((size_t)(__size * sizeof(_Tp))));
- if (__tmp == 0) {
- cerr << "out of memory" << endl;
- exit(1);
- }
- return __tmp;
- }
-
-
- template <class _Tp>
- inline void deallocate(_Tp* __buffer) {
- ::operator delete(__buffer);
- }
-
- template <class _Tp>
- class allocator {
- public:
- typedef _Tp value_type;
- typedef _Tp* pointer;
- typedef const _Tp* const_pointer;
- typedef _Tp& reference;
- typedef const _Tp& const_reference;
- typedef size_t size_type;
- typedef ptrdiff_t difference_type;
- pointer allocate(size_type __n) {
- return ::allocate((difference_type)__n, (pointer)0);
- }
- void deallocate(pointer __p) { ::deallocate(__p); }
- pointer address(reference __x) { return (pointer)&__x; }
- const_pointer const_address(const_reference __x) {
- return (const_pointer)&__x;
- }
- size_type init_page_size() {
- return max(size_type(1), size_type(4096/sizeof(_Tp)));
- }
- size_type max_size() const {
- return max(size_type(1), size_type(UINT_MAX/sizeof(_Tp)));
- }
- };
-
- class allocator<void> {
- public:
- typedef void* pointer;
- };
-
-
-
- #endif /* _CPP_BACKWARD_DEFALLOC_H */
-