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-rw-r--r--dlfcn/dlfcn.h19
1 files changed, 18 insertions, 1 deletions
diff --git a/dlfcn/dlfcn.h b/dlfcn/dlfcn.h
index 6f88a897ce..6c8e4abcc4 100644
--- a/dlfcn/dlfcn.h
+++ b/dlfcn/dlfcn.h
@@ -1,5 +1,5 @@
/* User functions for run-time dynamic loading.
- Copyright (C) 1995-1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1995-1999,2000,2001,2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -83,6 +83,23 @@ typedef struct
/* Fill in *INFO with the following information about ADDRESS.
Returns 0 iff no shared object's segments contain that address. */
extern int dladdr (__const void *__address, Dl_info *__info) __THROW;
+
+/* Same as `dladdr', but additionally sets *EXTRA_INFO according to FLAGS. */
+extern int dladdr1 (__const void *__address, Dl_info *__info,
+ void **__extra_info, int __flags) __THROW;
+
+/* These are the possible values for the FLAGS argument to `dladdr1'.
+ This indicates what extra information is stored at *EXTRA_INFO.
+ It may also be zero, in which case the EXTRA_INFO argument is not used. */
+enum
+ {
+ /* Matching symbol table entry (const ElfNN_Sym *). */
+ RTLD_DL_SYMENT = 1,
+
+ /* The object containing the address (struct link_map *). */
+ RTLD_DL_LINKMAP = 2
+ };
+
#endif
__END_DECLS