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* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Only create

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DT_INIT and DT_FINI entries if the _init or _fini symbol is
	defined or mentioned in a regular file.
PR 8462.
This commit is contained in:
Ian Lance Taylor
1995-11-17 15:05:44 +00:00
parent aee7f7a306
commit 73a684473d
2 changed files with 17 additions and 4 deletions
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6
bfd/ChangeLog
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@ -1,3 +1,9 @@
Fri Nov 17 10:02:58 1995 Ian Lance Taylor <ian@cygnus.com>
* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Only create
DT_INIT and DT_FINI entries if the _init or _fini symbol is
defined or mentioned in a regular file.
Thu Nov 16 15:16:42 1995 Kim Knuttila <krk@cygnus.com> Thu Nov 16 15:16:42 1995 Kim Knuttila <krk@cygnus.com>
* coff-ppc.c (ppc_record_data_in_toc_entry): new function * coff-ppc.c (ppc_record_data_in_toc_entry): new function

15
bfd/elflink.h
View File

@ -1345,6 +1345,7 @@ NAME(bfd_elf,size_dynamic_sections) (output_bfd, soname, rpath,
if (elf_hash_table (info)->dynamic_sections_created) if (elf_hash_table (info)->dynamic_sections_created)
{ {
struct elf_info_failed eif; struct elf_info_failed eif;
struct elf_link_hash_entry *h;
bfd_size_type strsize; bfd_size_type strsize;
*sinterpptr = bfd_get_section_by_name (dynobj, ".interp"); *sinterpptr = bfd_get_section_by_name (dynobj, ".interp");
@ -1391,14 +1392,20 @@ NAME(bfd_elf,size_dynamic_sections) (output_bfd, soname, rpath,
/* Add some entries to the .dynamic section. We fill in some of the /* Add some entries to the .dynamic section. We fill in some of the
values later, in elf_bfd_final_link, but we must add the entries values later, in elf_bfd_final_link, but we must add the entries
now so that we know the final size of the .dynamic section. */ now so that we know the final size of the .dynamic section. */
if (elf_link_hash_lookup (elf_hash_table (info), "_init", false, h = elf_link_hash_lookup (elf_hash_table (info), "_init", false,
false, false) != NULL) false, false);
if (h != NULL
&& (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
| ELF_LINK_HASH_DEF_REGULAR)) != 0)
{ {
if (! elf_add_dynamic_entry (info, DT_INIT, 0)) if (! elf_add_dynamic_entry (info, DT_INIT, 0))
return false; return false;
} }
if (elf_link_hash_lookup (elf_hash_table (info), "_fini", false, h = elf_link_hash_lookup (elf_hash_table (info), "_fini", false,
false, false) != NULL) false, false);
if (h != NULL
&& (h->elf_link_hash_flags & (ELF_LINK_HASH_REF_REGULAR
| ELF_LINK_HASH_DEF_REGULAR)) != 0)
{ {
if (! elf_add_dynamic_entry (info, DT_FINI, 0)) if (! elf_add_dynamic_entry (info, DT_FINI, 0))
return false; return false;