/* Handle shared libraries for GDB, the GNU Debugger.
- Copyright 2000
+
+ Copyright 2000, 2004
Free Software Foundation, Inc.
This file is part of GDB.
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
+#ifndef SOLIB_SVR4_H
+#define SOLIB_SVR4_H
+
+struct objfile;
+
/* Critical offsets and sizes which describe struct r_debug and
struct link_map on SVR4-like targets. All offsets and sizes are
in bytes unless otherwise specified. */
int l_name_size;
};
-extern void set_solib_svr4_fetch_link_map_offsets (
- struct link_map_offsets *(*func) (void));
+/* set_solib_svr4_fetch_link_map_offsets() is intended to be called by
+ a <arch>_gdbarch_init() function. It is used to establish an
+ architecture specific link_map_offsets fetcher for the architecture
+ being defined. */
+
+extern void set_solib_svr4_fetch_link_map_offsets
+ (struct gdbarch *gdbarch, struct link_map_offsets *(*func) (void));
+
+/* This function is called by thread_db.c. Return the address of the
+ link map for the given objfile. */
+extern CORE_ADDR svr4_fetch_objfile_link_map (struct objfile *objfile);
/* legacy_svr4_fetch_link_map_offsets_hook is a pointer to a function
which is used to fetch link map offsets. It will only be set
- by solib-legacy.c, if at all. */
-extern struct link_map_offsets *(*legacy_svr4_fetch_link_map_offsets_hook)(void);
+ by solib-legacy.c, if at all. */
+extern struct link_map_offsets *(*legacy_svr4_fetch_link_map_offsets_hook) (void);
+
+/* Fetch (and possibly build) an appropriate `struct link_map_offsets'
+ for ILP32 and LP64 SVR4 systems. */
+extern struct link_map_offsets *svr4_ilp32_fetch_link_map_offsets (void);
+extern struct link_map_offsets *svr4_lp64_fetch_link_map_offsets (void);
+
+#endif /* solib-svr4.h */