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6 * modification, are permitted provided that the following conditions
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9 * notice, this list of conditions and the following disclaimer.
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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>
41 * Modes and flags for dlopen().
43 #define RTLD_LAZY 1 /* Bind function calls lazily */
44 #define RTLD_NOW 2 /* Bind function calls immediately */
45 #define RTLD_MODEMASK 0x3
46 #define RTLD_GLOBAL 0x100 /* Make symbols globally available */
47 #define RTLD_LOCAL 0 /* Opposite of RTLD_GLOBAL, and the default */
50 * Special handle arguments for dlsym().
52 #define RTLD_NEXT ((void *) -1) /* Search subsequent objects */
53 #define RTLD_DEFAULT ((void *) -2) /* Use default search algorithm */
56 * Structure filled in by dladdr().
58 typedef struct dl_info {
59 const char *dli_fname; /* Pathname of shared object */
60 void *dli_fbase; /* Base address of shared object */
61 const char *dli_sname; /* Name of nearest symbol */
62 void *dli_saddr; /* Address of nearest symbol */
66 int dladdr __P((const void *, Dl_info *));
67 int dlclose __P((void *));
68 const char *dlerror __P((void));
69 void dllockinit __P((void *_context,
70 void *(*_lock_create)(void *_context),
71 void (*_rlock_acquire)(void *_lock),
72 void (*_wlock_acquire)(void *_lock),
73 void (*_lock_release)(void *_lock),
74 void (*_lock_destroy)(void *_lock),
75 void (*_context_destroy)(void *_context)));
76 void *dlopen __P((const char *, int));
77 void *dlsym __P((void *, const char *));
80 #endif /* !_DLFCN_H_ */