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72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
// -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*-
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//
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// The contents of this file are subject to the Netscape Public
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// License Version 1.1 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of
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// the License at http://www.mozilla.org/NPL/
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//
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// Software distributed under the License is distributed on an "AS
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// IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
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// implied. See the License for the specific language governing
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// rights and limitations under the License.
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//
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// The Original Code is the JavaScript 2 Prototype.
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//
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// The Initial Developer of the Original Code is Netscape
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// Communications Corporation. Portions created by Netscape are
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// Copyright (C) 2000 Netscape Communications Corporation. All
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// Rights Reserved.
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#ifndef gc_container_h
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#define gc_container_h
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#include "gc_allocator.h"
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#include <list>
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#include <vector>
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#include <string>
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#define LIST std::list
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#define VECTOR std::vector
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#if defined(__GNUC__)
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// grr, what kind of standard is this?
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#define STRING basic_string
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#define CHAR_TRAITS string_char_traits
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#else
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#define STRING std::basic_string
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#define CHAR_TRAITS std::char_traits
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#endif
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namespace JavaScript {
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/**
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* Rebind some of the basic container types to use a GC_allocator.
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* What I really want is something more general, something like:
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* template <typename Container, typename T> class gc_rebind {
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* typedef typename Container<T, gc_allocator<T> > other;
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* };
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* But I can't figure out how to do that with C++ templates.
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*/
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template <class T> struct gc_container {
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typedef typename LIST<T, gc_allocator<T> > list;
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typedef typename VECTOR<T, gc_allocator<T> > vector;
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typedef typename STRING<T, CHAR_TRAITS<T>, gc_allocator<T> > string;
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};
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/**
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* But, it's pretty easy to do with macros:
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*/
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#define GC_CONTAINER(container, type) container<T, gc_allocator<T> >
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/*
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// this gives an "unimplemented C++ feature" error using CWPro5.
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// maybe someday.
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template <template<class, class> typename Container, typename T>
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struct gc_rebind {
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typedef typename Container<T, gc_allocator<T> > container;
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};
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*/
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}
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#endif /* gc_container_h */
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