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.
41 #include "dict-list.h"
44 /* really __gl_dictListNewDict */
45 Dict
*dictNewDict( void *frame
,
46 int (*leq
)(void *frame
, DictKey key1
, DictKey key2
) )
48 Dict
*dict
= (Dict
*) memAlloc( sizeof( Dict
));
51 if (dict
== NULL
) return NULL
;
65 /* really __gl_dictListDeleteDict */
66 void dictDeleteDict( Dict
*dict
)
68 DictNode
*node
, *next
;
70 for( node
= dict
->head
.next
; node
!= &dict
->head
; node
= next
) {
77 /* really __gl_dictListInsertBefore */
78 DictNode
*dictInsertBefore( Dict
*dict
, DictNode
*node
, DictKey key
)
84 } while( node
->key
!= NULL
&& ! (*dict
->leq
)(dict
->frame
, node
->key
, key
));
86 newNode
= (DictNode
*) memAlloc( sizeof( DictNode
));
87 if (newNode
== NULL
) return NULL
;
90 newNode
->next
= node
->next
;
91 node
->next
->prev
= newNode
;
98 /* really __gl_dictListDelete */
99 void dictDelete( Dict
*dict
, DictNode
*node
) /*ARGSUSED*/
101 node
->next
->prev
= node
->prev
;
102 node
->prev
->next
= node
->next
;
106 /* really __gl_dictListSearch */
107 DictNode
*dictSearch( Dict
*dict
, DictKey key
)
109 DictNode
*node
= &dict
->head
;
113 } while( node
->key
!= NULL
&& ! (*dict
->leq
)(dict
->frame
, key
, node
->key
));