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/*
** License Applicability. Except to the extent portions of this file are
** made subject to an alternative license as permitted in the SGI Free
** Software License B, Version 1.1 (the "License"), the contents of this
** file are subject only to the provisions of the License. You may not use
** this file except in compliance with the License. You may obtain a copy
** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
**
** http://oss.sgi.com/projects/FreeB
**
** Note that, as provided in the License, the Software is distributed on an
** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
**
** Original Code. The Original Code is: OpenGL Sample Implementation,
** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
** Copyright in any portions created by third parties is as indicated
** elsewhere herein. All Rights Reserved.
**
** Additional Notice Provisions: The application programming interfaces
** established by SGI in conjunction with the Original Code are The
** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
** Window System(R) (Version 1.3), released October 19, 1998. This software
** was created using the OpenGL(R) version 1.2.1 Sample Implementation
** published by SGI, but has not been independently verified as being
** compliant with the OpenGL(R) version 1.2.1 Specification.
**
*/
/*
*/
#ifndef _SEARCHTREE_H
#define _SEARCHTREE_H
typedef struct treeNode{
void *key;
struct treeNode* parent;
struct treeNode* left; /*children*/
struct treeNode* right;
} treeNode;
treeNode* TreeNodeMake(void *key);
void TreeNodeDeleteSingleNode(treeNode* node);
void TreeNodeDeleteWholeTree(treeNode* node);
void TreeNodePrint(treeNode* node,
void (*keyPrint) (void*));
int TreeNodeDepth(treeNode* root);
treeNode* TreeNodeMinimum(treeNode* node);
treeNode* TreeNodeMaximum(treeNode* node);
treeNode* TreeNodePredecessor(treeNode* node);
treeNode* TreeNodeSuccessor(treeNode* node);
treeNode* TreeNodeFind(treeNode* tree, void* key,
int (*compkey) (void*, void*));
treeNode* TreeNodeInsert(treeNode* root, treeNode* newnode,
int (*comp) (void *, void *));
treeNode* TreeNodeDeleteSingleNode(treeNode* tree, treeNode* node);
#endif
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