3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38 #include <sys/cdefs.h>
43 #define RTLD_LAZY 1 /* Bind function calls lazily */
44 #define RTLD_NOW 2 /* Bind function calls immediately */
47 * Special handle argument for dlsym(). It causes the search for the
48 * symbol to begin in the next shared object after the one containing
51 #define RTLD_NEXT ((void *) -1)
54 * Structure filled in by dladdr().
56 typedef struct dl_info {
57 const char *dli_fname; /* Pathname of shared object */
58 void *dli_fbase; /* Base address of shared object */
59 const char *dli_sname; /* Name of nearest symbol */
60 void *dli_saddr; /* Address of nearest symbol */
64 int dladdr __P((const void *, Dl_info *));
65 int dlclose __P((void *));
66 const char *dlerror __P((void));
67 void *dlopen __P((const char *, int));
68 void *dlsym __P((void *, const char *));
71 #endif /* !_DLFCN_H_ */