bfd/

	* bfd-in.h (enum notice_asneeded_action): Define.
	* bfd-in2.h: Regenerate.
	* elflink.c (elf_link_add_object_symbols): Call linker "notice"
	function with NULL name for as-needed handling.
ld/
	* ld.h (handle_asneeded_cref): Declare.
	* ldcref.c: Include objalloc.h.
	(old_table, old_count, old_tab, alloc_mark): New variables.
	(tabsize, entsize, refsize, old_symcount): Likewise.
	(add_cref): Use bfd_hash_allocate for refs.
	(handle_asneeded_cref): New function.
	* ldmain.c (notice): Call handle_asneeded_cref for NULL name.

1 files changed, 16 insertions, 0 deletions

diff --git a/bfd/elflink.c b/bfd/elflink.c
index c52b42e..99f0acc 100644
--- a/bfd/elflink.c
+++ b/bfd/elflink.c
@@ -3551,6 +3551,13 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
       if (alloc_mark == NULL)
 	goto error_free_vers;
 
+      /* Make a special call to the linker "notice" function to
+	 tell it that we are about to handle an as-needed lib.  */
+      if (!(*info->callbacks->notice) (info, NULL, abfd, NULL,
+				       notice_as_needed))
+	return FALSE;
+
+
       /* Clone the symbol table and sym hashes.  Remember some
 	 pointers into the symbol table, and dynamic symbol count.  */
       old_hash = (char *) old_tab + tabsize;
@@ -4241,6 +4248,12 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
 	    }
 	}
 
+      /* Make a special call to the linker "notice" function to
+	 tell it that symbols added for crefs may need to be removed.  */
+      if (!(*info->callbacks->notice) (info, NULL, abfd, NULL,
+				       notice_not_needed))
+	return FALSE;
+
       free (old_tab);
       objalloc_free_block ((struct objalloc *) htab->root.table.memory,
 			   alloc_mark);
@@ -4251,6 +4264,9 @@ elf_link_add_object_symbols (bfd *abfd, struct bfd_link_info *info)
 
   if (old_tab != NULL)
     {
+      if (!(*info->callbacks->notice) (info, NULL, abfd, NULL,
+				       notice_needed))
+	return FALSE;
       free (old_tab);
       old_tab = NULL;
     }