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api.h
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1 /* $Id: api.h,v 1.4 1998/02/04 00:38:24 brianp Exp $ */
2 
3 /*
4  * Mesa 3-D graphics library
5  * Version: 2.4
6  * Copyright (C) 1995-1997 Brian Paul
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Library General Public License for more details.
17  *
18  * You should have received a copy of the GNU Library General Public
19  * License along with this library; if not, write to the Free
20  * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22 
23 
24 /*
25  * $Log: api.h,v $
26  * Revision 1.4 1998/02/04 00:38:24 brianp
27  * WIN32 patch from Oleg Letsinsky
28  *
29  * Revision 1.3 1998/02/04 00:13:35 brianp
30  * updated for Cygnus (Stephane Rehel)
31  *
32  * Revision 1.2 1997/11/25 03:20:09 brianp
33  * simple clean-ups for multi-threading (John Stone)
34  *
35  * Revision 1.1 1997/08/22 01:42:26 brianp
36  * Initial revision
37  *
38  */
39 
40 
41 /*
42  * The original api.c file has been split into two files: api1.c and api2.c
43  * because some compilers complained that api.c was too big.
44  *
45  * This header contains stuff only included by api1.c and api2.c
46  */
47 
48 
49 #ifndef API_H
50 #define API_H
51 
52 
53 /*
54  * Single/multiple thread context selection.
55  */
56 #ifdef THREADS
57 
58 /* Get the context associated with the calling thread */
59 #define GET_CONTEXT GLcontext *CC = gl_get_thread_context()
60 
61 #else
62 
63 /* CC is a global pointer for all threads in the address space */
64 #define GET_CONTEXT
65 
66 #endif /* THREADS */
67 
68 
69 /*
70  * An optimization in a few performance-critical functions.
71  */
72 #define SHORTCUT
73 
74 
75 /*
76  * Windows 95/NT DLL stuff.
77  */
78 #if !defined(WIN32) && !defined(WINDOWS_NT) && !defined(__CYGWIN32__)
79 #define APIENTRY
80 #endif
81 
82 
83 #endif