1 /*
2 * Copyright (c) 2003-2009 Sun Microsystems, Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * - Redistribution of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * - Redistribution in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * Neither the name of Sun Microsystems, Inc. or the names of
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * This software is provided "AS IS," without a warranty of any kind. ALL
20 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
21 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
22 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
23 * MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
24 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
25 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
26 * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
27 * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
28 * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
29 * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
30 * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
31 *
32 * You acknowledge that this software is not designed or intended for use
33 * in the design, construction, operation or maintenance of any nuclear
34 * facility.
35 *
36 * Sun gratefully acknowledges that this software was originally authored
37 * and developed by Kenneth Bradley Russell and Christopher John Kline.
38 */
39
40 #if defined(__sun) || defined(_HPUX)
41 #include <dlfcn.h>
42
43 /* HP-UX doesn't define RTLD_DEFAULT. */
44 #if defined(_HPUX) && !defined(RTLD_DEFAULT)
45 #define RTLD_DEFAULT NULL
46 #endif
47
48 /* Sun's GLX implementation doesn't have glXGetProcAddressARB (or
49 glXGetProcAddress) so we implement it here */
glXGetProcAddressARB(const char * procname)50 void (*glXGetProcAddressARB(const char *procname))() {
51 return (void (*)()) dlsym(RTLD_DEFAULT, procname);
52 }
53 #endif /* __ sun || _HPUX */
54