Update.

2004-03-26  Ulrich Drepper  <drepper@redhat.com>

	* elf/dl-caller.c: New file.
	* include/caller.h: New file.
	* Makefile (distribute): Add include/caller.h.
	* elf/Makefile (dl-routines): Add dl-caller.
	* elf/dl-load.c (_dl_map_object_from_fd): Record l_text_end.
	* elf/dl-open.c (check_libc_caller): Removed.
	(dl_open_worker): Use __check_caller instead.
	* elf/rtld.c (_rtld_global_ro): Initialize _dl_check_caller.
	(_dl_start_final): Record l_text_end for ld.so map.
	(dl_main): Record l_text_end for main object and vdso.
	* include/link.h (struct link_map): Add l_text_end field.
	* sysdeps/generic/ldsodefs.h (struct rtld_global_ro): Add
	_dl_check_caller field.
	Define enum allowmask.  Add declaration of _dl_check_caller.
	* sysdeps/unix/sysv/linux/dl-execstack.c: Also use __check_caller test.

1 files changed, 2 insertions, 0 deletions

diff --git a/include/link.h b/include/link.h
index f410f10daf..5829f3c98f 100644
--- a/include/link.h
+++ b/include/link.h
@@ -208,6 +208,8 @@ struct link_map
     /* Start and finish of memory map for this object.  l_map_start
        need not be the same as l_addr.  */
     ElfW(Addr) l_map_start, l_map_end;
+    /* End of the executable part of the mapping.  */
+    ElfW(Addr) l_text_end;
 
     /* Default array for 'l_scope'.  */
     struct r_scope_elem *l_scope_mem[4];