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#ifndef _DLFCN_H
#include <dlfcn/dlfcn.h>
/* Now define the internal interfaces. */
extern void *__dlvsym __P ((void *__handle, __const char *__name,
__const char *__version));
extern void *__libc_dlopen __P ((__const char *__name));
extern void *__libc_dlsym __P ((void *__map, __const char *__name));
extern int __libc_dlclose __P ((void *__map));
/* Locate shared object containing the given address. */
extern int _dl_addr (const void *address, Dl_info *info)
internal_function;
/* Open the shared object NAME, relocate it, and run its initializer if it
hasn't already been run. MODE is as for `dlopen' (see <dlfcn.h>). If
the object is already opened, returns its existing map. */
extern void *_dl_open (const char *name, int mode, const void *caller)
internal_function;
/* Close an object previously opened by _dl_open. */
extern void _dl_close (void *map)
internal_function;
/* Look up NAME in shared object HANDLE (which may be RTLD_DEFAULT or
RTLD_NEXT). WHO is the calling function, for RTLD_NEXT. Returns
the symbol value, which may be NULL. */
extern void *_dl_sym (void *handle, const char *name, void *who)
internal_function;
/* Look up version VERSION of symbol NAME in shared object HANDLE
(which may be RTLD_DEFAULT or RTLD_NEXT). WHO is the calling
function, for RTLD_NEXT. Returns the symbol value, which may be
NULL. */
extern void *_dl_vsym (void *handle, const char *name, const char *version,
void *who)
internal_function;
/* Call OPERATE, catching errors from `dl_signal_error'. If there is no
error, *ERRSTRING is set to null. If there is an error, *ERRSTRING is
set to a string constructed from the strings passed to _dl_signal_error,
and the error code passed is the return value. ERRSTRING if nonzero
points to a malloc'ed string which the caller has to free after use.
ARGS is passed as argument to OPERATE. */
extern int _dl_catch_error (char **errstring,
void (*operate) (void *),
void *args)
internal_function;
/* Helper function for <dlfcn.h> functions. Runs the OPERATE function via
_dl_catch_error. Returns zero for success, nonzero for failure; and
arranges for `dlerror' to return the error details.
ARGS is passed as argument to OPERATE. */
extern int _dlerror_run (void (*operate) (void *), void *args)
internal_function;
#endif
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