PR gdb/14290:

	* solib-darwin.c (gdb_bfd_mach_o_fat_extract): New function.
	(darwin_solib_get_all_image_info_addr_at_init, darwin_bfd_open):
	Use it.
	* gdb_bfd.h (gdb_bfd_mark_parent): Declare.
	* gdb_bfd.c (gdb_bfd_mark_parent): New function.
	(gdb_bfd_openr_next_archived_file): Use it.

1 files changed, 9 insertions, 0 deletions

diff --git a/gdb/gdb_bfd.h b/gdb/gdb_bfd.h
index 5fd361c..bb70b27 100644
--- a/gdb/gdb_bfd.h
+++ b/gdb/gdb_bfd.h
@@ -50,6 +50,15 @@ void gdb_bfd_ref (struct bfd *abfd);
 
 void gdb_bfd_unref (struct bfd *abfd);
 
+/* Mark the CHILD BFD as being a member of PARENT.  Also, increment
+   the reference count of CHILD.  Calling this function ensures that
+   as along as CHILD remains alive, PARENT will as well.  Both CHILD
+   and PARENT must be non-NULL.  This can be called more than once
+   with the same arguments; but it is not allowed to call it for a
+   single CHILD with different values for PARENT.  */
+
+void gdb_bfd_mark_parent (bfd *child, bfd *parent);
+
 /* Try to read or map the contents of the section SECT.  If
    successful, the section data is returned and *SIZE is set to the
    size of the section data; this may not be the same as the size