mirror of
https://github.com/libretro/scummvm.git
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82 lines
1.9 KiB
C++
82 lines
1.9 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2002-2004 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#include "stdafx.h"
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#include "fs.h"
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FilesystemNode AbstractFilesystemNode::wrap(AbstractFilesystemNode *node) {
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FilesystemNode wrapper;
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wrapper._realNode = node;
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return wrapper;
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}
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FilesystemNode::FilesystemNode() {
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_realNode = getRoot();
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_refCount = new int(1);
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}
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FilesystemNode::FilesystemNode(const FilesystemNode &node)
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: AbstractFilesystemNode() {
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_realNode = node._realNode;
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_refCount = node._refCount;
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++(*_refCount);
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}
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#ifdef MACOSX
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FilesystemNode::FilesystemNode(const String &p) {
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_realNode = getNodeForPath(p);
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_refCount = new int(1);
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}
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#endif
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FilesystemNode::~FilesystemNode() {
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decRefCount();
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}
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void FilesystemNode::decRefCount() {
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--(*_refCount);
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if (*_refCount <= 0) {
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delete _refCount;
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delete _realNode;
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}
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}
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FilesystemNode &FilesystemNode::operator =(const FilesystemNode &node) {
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++(*node._refCount);
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decRefCount();
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_realNode = node._realNode;
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_refCount = node._refCount;
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return *this;
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}
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FilesystemNode FilesystemNode::getParent() const {
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AbstractFilesystemNode *node = _realNode->parent();
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if (node == 0)
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return *this;
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else {
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return AbstractFilesystemNode::wrap(node);
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}
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}
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