This is the mail archive of the
gdb-patches@sourceware.org
mailing list for the GDB project.
[RFA] Document lm_addr_check.
- From: Thiago Jung Bauermann <bauerman at br dot ibm dot com>
- To: gdb-patches ml <gdb-patches at sourceware dot org>
- Date: Mon, 04 Jul 2011 16:49:16 -0300
- Subject: [RFA] Document lm_addr_check.
Hi,
A long time ago I had to understand lm_addr_check and as a result I
wrote the comment below. I just ran across this forgotten patch. Could
someone more familiar with the code confirm that the comment is correct?
--
[]'s
Thiago Jung Bauermann
IBM Linux Technology Center
2011-07-04 Thiago Jung Bauermann <bauerman@br.ibm.com>
* solib-svr4.c: (lm_addr_check): Document function.
diff --git a/gdb/solib-svr4.c b/gdb/solib-svr4.c
index d92a83c..e05b585 100644
--- a/gdb/solib-svr4.c
+++ b/gdb/solib-svr4.c
@@ -170,6 +170,16 @@ lm_dynamic_from_link_map (struct so_list *so)
ptr_type);
}
+/* Returns the load address of the given shared object.
+
+ The function also checks if the address of the .dynamic section as
+ calculated from the load address plus the section address in the
+ shared object file matches the actual .dynamic address as given by
+ the inferior's link map.
+
+ If they don't match, it tries to determine if the difference is due
+ to prelink and adjusts the load address accordingly, warning the user. */
+
static CORE_ADDR
lm_addr_check (struct so_list *so, bfd *abfd)
{