2 ** License Applicability. Except to the extent portions of this file are
3 ** made subject to an alternative license as permitted in the SGI Free
4 ** Software License B, Version 1.1 (the "License"), the contents of this
5 ** file are subject only to the provisions of the License. You may not use
6 ** this file except in compliance with the License. You may obtain a copy
7 ** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
8 ** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
10 ** http://oss.sgi.com/projects/FreeB
12 ** Note that, as provided in the License, the Software is distributed on an
13 ** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
14 ** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
15 ** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
16 ** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
18 ** Original Code. The Original Code is: OpenGL Sample Implementation,
19 ** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
20 ** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
21 ** Copyright in any portions created by third parties is as indicated
22 ** elsewhere herein. All Rights Reserved.
24 ** Additional Notice Provisions: The application programming interfaces
25 ** established by SGI in conjunction with the Original Code are The
26 ** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
27 ** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
28 ** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
29 ** Window System(R) (Version 1.3), released October 19, 1998. This software
30 ** was created using the OpenGL(R) version 1.2.1 Sample Implementation
31 ** published by SGI, but has not been independently verified as being
32 ** compliant with the OpenGL(R) version 1.2.1 Specification.
36 ** Author: Eric Veach, July 1994.
38 ** $Date: 2006/04/19 14:42:01 $ $Revision: 1.3 $
39 ** $Header: /home/krh/git/sync/mesa-cvs-repo/Mesa/src/glu/sgi/libtess/dict.c,v 1.3 2006/04/19 14:42:01 brianp Exp $
46 /* really __gl_dictListNewDict */
47 Dict *dictNewDict( void *frame,
48 int (*leq)(void *frame, DictKey key1, DictKey key2) )
50 Dict *dict = (Dict *) memAlloc( sizeof( Dict ));
53 if (dict == NULL) return NULL;
67 /* really __gl_dictListDeleteDict */
68 void dictDeleteDict( Dict *dict )
70 DictNode *node, *next;
72 for( node = dict->head.next; node != &dict->head; node = next ) {
79 /* really __gl_dictListInsertBefore */
80 DictNode *dictInsertBefore( Dict *dict, DictNode *node, DictKey key )
86 } while( node->key != NULL && ! (*dict->leq)(dict->frame, node->key, key));
88 newNode = (DictNode *) memAlloc( sizeof( DictNode ));
89 if (newNode == NULL) return NULL;
92 newNode->next = node->next;
93 node->next->prev = newNode;
100 /* really __gl_dictListDelete */
101 void dictDelete( Dict *dict, DictNode *node ) /*ARGSUSED*/
103 node->next->prev = node->prev;
104 node->prev->next = node->next;
108 /* really __gl_dictListSearch */
109 DictNode *dictSearch( Dict *dict, DictKey key )
111 DictNode *node = &dict->head;
115 } while( node->key != NULL && ! (*dict->leq)(dict->frame, key, node->key));