if ((elf_dynverdef (abfd) != 0 && elf_tdata (abfd)->verdef == NULL)
|| (elf_dynverref (abfd) != 0 && elf_tdata (abfd)->verref == NULL))
{
- if (! _bfd_elf_slurp_version_tables (abfd))
+ if (! _bfd_elf_slurp_version_tables (abfd, FALSE))
return FALSE;
}
case SHT_INIT_ARRAY: /* .init_array section. */
case SHT_FINI_ARRAY: /* .fini_array section. */
case SHT_PREINIT_ARRAY: /* .preinit_array section. */
+ case SHT_GNU_LIBLIST: /* .gnu.liblist section. */
return _bfd_elf_make_section_from_shdr (abfd, hdr, name);
case SHT_DYNAMIC: /* Dynamic linking information. */
{ ".rela", 5, -1, SHT_RELA, 0 },
{ ".rel", 4, -1, SHT_REL, 0 },
{ ".stabstr", 5, 3, SHT_STRTAB, 0 },
+ { ".gnu.liblist", 12, 0, SHT_GNU_LIBLIST, SHF_ALLOC },
+ { ".gnu.conflict", 13, 0, SHT_RELA, SHF_ALLOC },
{ NULL, 0, 0, 0, 0 }
};
unsigned int section_number, secn;
Elf_Internal_Shdr **i_shdrp;
bfd_size_type amt;
+ struct bfd_elf_section_data *d;
section_number = 1;
_bfd_elf_strtab_clear_all_refs (elf_shstrtab (abfd));
+ /* Put SHT_GROUP sections first. */
for (sec = abfd->sections; sec; sec = sec->next)
{
- struct bfd_elf_section_data *d = elf_section_data (sec);
+ d = elf_section_data (sec);
- if (section_number == SHN_LORESERVE)
- section_number += SHN_HIRESERVE + 1 - SHN_LORESERVE;
- d->this_idx = section_number++;
+ if (d->this_hdr.sh_type == SHT_GROUP)
+ {
+ if (section_number == SHN_LORESERVE)
+ section_number += SHN_HIRESERVE + 1 - SHN_LORESERVE;
+ d->this_idx = section_number++;
+ }
+ }
+
+ for (sec = abfd->sections; sec; sec = sec->next)
+ {
+ d = elf_section_data (sec);
+
+ if (d->this_hdr.sh_type != SHT_GROUP)
+ {
+ if (section_number == SHN_LORESERVE)
+ section_number += SHN_HIRESERVE + 1 - SHN_LORESERVE;
+ d->this_idx = section_number++;
+ }
_bfd_elf_strtab_addref (elf_shstrtab (abfd), d->this_hdr.sh_name);
if ((sec->flags & SEC_RELOC) == 0)
d->rel_idx = 0;
d->this_hdr.sh_link = elf_section_data (s)->this_idx;
break;
+ case SHT_GNU_LIBLIST:
+ /* sh_link is the section header index of the prelink library
+ list
+ used for the dynamic entries, or the symbol table, or the
+ version strings. */
+ s = bfd_get_section_by_name (abfd, (sec->flags & SEC_ALLOC)
+ ? ".dynstr" : ".gnu.libstr");
+ if (s != NULL)
+ d->this_hdr.sh_link = elf_section_data (s)->this_idx;
+ break;
+
case SHT_HASH:
case SHT_GNU_versym:
/* sh_link is the section header index of the symbol table
elf_elfheader (abfd)->e_phnum = count;
if (count == 0)
- return TRUE;
+ {
+ elf_tdata (abfd)->next_file_pos = bed->s->sizeof_ehdr;
+ return TRUE;
+ }
/* If we already counted the number of program segments, make sure
that we allocated enough space. This happens when SIZEOF_HEADERS
/* Read in the version information. */
bfd_boolean
-_bfd_elf_slurp_version_tables (bfd *abfd)
+_bfd_elf_slurp_version_tables (bfd *abfd, bfd_boolean default_imported_symver)
{
bfd_byte *contents = NULL;
bfd_size_type amt;
+ unsigned int freeidx = 0;
+
+ if (elf_dynverref (abfd) != 0)
+ {
+ Elf_Internal_Shdr *hdr;
+ Elf_External_Verneed *everneed;
+ Elf_Internal_Verneed *iverneed;
+ unsigned int i;
+
+ hdr = &elf_tdata (abfd)->dynverref_hdr;
+
+ amt = (bfd_size_type) hdr->sh_info * sizeof (Elf_Internal_Verneed);
+ elf_tdata (abfd)->verref = bfd_zalloc (abfd, amt);
+ if (elf_tdata (abfd)->verref == NULL)
+ goto error_return;
+
+ elf_tdata (abfd)->cverrefs = hdr->sh_info;
+
+ contents = bfd_malloc (hdr->sh_size);
+ if (contents == NULL)
+ goto error_return;
+ if (bfd_seek (abfd, hdr->sh_offset, SEEK_SET) != 0
+ || bfd_bread (contents, hdr->sh_size, abfd) != hdr->sh_size)
+ goto error_return;
+
+ everneed = (Elf_External_Verneed *) contents;
+ iverneed = elf_tdata (abfd)->verref;
+ for (i = 0; i < hdr->sh_info; i++, iverneed++)
+ {
+ Elf_External_Vernaux *evernaux;
+ Elf_Internal_Vernaux *ivernaux;
+ unsigned int j;
+
+ _bfd_elf_swap_verneed_in (abfd, everneed, iverneed);
+
+ iverneed->vn_bfd = abfd;
+
+ iverneed->vn_filename =
+ bfd_elf_string_from_elf_section (abfd, hdr->sh_link,
+ iverneed->vn_file);
+ if (iverneed->vn_filename == NULL)
+ goto error_return;
+
+ amt = iverneed->vn_cnt;
+ amt *= sizeof (Elf_Internal_Vernaux);
+ iverneed->vn_auxptr = bfd_alloc (abfd, amt);
+
+ evernaux = ((Elf_External_Vernaux *)
+ ((bfd_byte *) everneed + iverneed->vn_aux));
+ ivernaux = iverneed->vn_auxptr;
+ for (j = 0; j < iverneed->vn_cnt; j++, ivernaux++)
+ {
+ _bfd_elf_swap_vernaux_in (abfd, evernaux, ivernaux);
+
+ ivernaux->vna_nodename =
+ bfd_elf_string_from_elf_section (abfd, hdr->sh_link,
+ ivernaux->vna_name);
+ if (ivernaux->vna_nodename == NULL)
+ goto error_return;
+
+ if (j + 1 < iverneed->vn_cnt)
+ ivernaux->vna_nextptr = ivernaux + 1;
+ else
+ ivernaux->vna_nextptr = NULL;
+
+ evernaux = ((Elf_External_Vernaux *)
+ ((bfd_byte *) evernaux + ivernaux->vna_next));
+
+ if (ivernaux->vna_other > freeidx)
+ freeidx = ivernaux->vna_other;
+ }
+
+ if (i + 1 < hdr->sh_info)
+ iverneed->vn_nextref = iverneed + 1;
+ else
+ iverneed->vn_nextref = NULL;
+
+ everneed = ((Elf_External_Verneed *)
+ ((bfd_byte *) everneed + iverneed->vn_next));
+ }
+
+ free (contents);
+ contents = NULL;
+ }
if (elf_dynverdef (abfd) != 0)
{
((bfd_byte *) everdef + iverdefmem.vd_next));
}
+ if (default_imported_symver)
+ {
+ if (freeidx > maxidx)
+ maxidx = ++freeidx;
+ else
+ freeidx = ++maxidx;
+ }
amt = (bfd_size_type) maxidx * sizeof (Elf_Internal_Verdef);
elf_tdata (abfd)->verdef = bfd_zalloc (abfd, amt);
if (elf_tdata (abfd)->verdef == NULL)
free (contents);
contents = NULL;
}
-
- if (elf_dynverref (abfd) != 0)
+ else if (default_imported_symver)
{
- Elf_Internal_Shdr *hdr;
- Elf_External_Verneed *everneed;
- Elf_Internal_Verneed *iverneed;
- unsigned int i;
-
- hdr = &elf_tdata (abfd)->dynverref_hdr;
-
- amt = (bfd_size_type) hdr->sh_info * sizeof (Elf_Internal_Verneed);
- elf_tdata (abfd)->verref = bfd_zalloc (abfd, amt);
- if (elf_tdata (abfd)->verref == NULL)
- goto error_return;
-
- elf_tdata (abfd)->cverrefs = hdr->sh_info;
+ if (freeidx < 3)
+ freeidx = 3;
+ else
+ freeidx++;
- contents = bfd_malloc (hdr->sh_size);
- if (contents == NULL)
- goto error_return;
- if (bfd_seek (abfd, hdr->sh_offset, SEEK_SET) != 0
- || bfd_bread (contents, hdr->sh_size, abfd) != hdr->sh_size)
+ amt = (bfd_size_type) freeidx * sizeof (Elf_Internal_Verdef);
+ elf_tdata (abfd)->verdef = bfd_zalloc (abfd, amt);
+ if (elf_tdata (abfd)->verdef == NULL)
goto error_return;
- everneed = (Elf_External_Verneed *) contents;
- iverneed = elf_tdata (abfd)->verref;
- for (i = 0; i < hdr->sh_info; i++, iverneed++)
- {
- Elf_External_Vernaux *evernaux;
- Elf_Internal_Vernaux *ivernaux;
- unsigned int j;
-
- _bfd_elf_swap_verneed_in (abfd, everneed, iverneed);
-
- iverneed->vn_bfd = abfd;
-
- iverneed->vn_filename =
- bfd_elf_string_from_elf_section (abfd, hdr->sh_link,
- iverneed->vn_file);
- if (iverneed->vn_filename == NULL)
- goto error_return;
-
- amt = iverneed->vn_cnt;
- amt *= sizeof (Elf_Internal_Vernaux);
- iverneed->vn_auxptr = bfd_alloc (abfd, amt);
-
- evernaux = ((Elf_External_Vernaux *)
- ((bfd_byte *) everneed + iverneed->vn_aux));
- ivernaux = iverneed->vn_auxptr;
- for (j = 0; j < iverneed->vn_cnt; j++, ivernaux++)
- {
- _bfd_elf_swap_vernaux_in (abfd, evernaux, ivernaux);
+ elf_tdata (abfd)->cverdefs = freeidx;
+ }
- ivernaux->vna_nodename =
- bfd_elf_string_from_elf_section (abfd, hdr->sh_link,
- ivernaux->vna_name);
- if (ivernaux->vna_nodename == NULL)
- goto error_return;
+ /* Create a default version based on the soname. */
+ if (default_imported_symver)
+ {
+ Elf_Internal_Verdef *iverdef;
+ Elf_Internal_Verdaux *iverdaux;
- if (j + 1 < iverneed->vn_cnt)
- ivernaux->vna_nextptr = ivernaux + 1;
- else
- ivernaux->vna_nextptr = NULL;
+ iverdef = &elf_tdata (abfd)->verdef[freeidx - 1];;
- evernaux = ((Elf_External_Vernaux *)
- ((bfd_byte *) evernaux + ivernaux->vna_next));
- }
+ iverdef->vd_version = VER_DEF_CURRENT;
+ iverdef->vd_flags = 0;
+ iverdef->vd_ndx = freeidx;
+ iverdef->vd_cnt = 1;
- if (i + 1 < hdr->sh_info)
- iverneed->vn_nextref = iverneed + 1;
- else
- iverneed->vn_nextref = NULL;
+ iverdef->vd_bfd = abfd;
- everneed = ((Elf_External_Verneed *)
- ((bfd_byte *) everneed + iverneed->vn_next));
- }
+ iverdef->vd_nodename = bfd_elf_get_dt_soname (abfd);
+ if (iverdef->vd_nodename == NULL)
+ goto error_return;
+ iverdef->vd_nextdef = NULL;
+ amt = (bfd_size_type) sizeof (Elf_Internal_Verdaux);
+ iverdef->vd_auxptr = bfd_alloc (abfd, amt);
- free (contents);
- contents = NULL;
+ iverdaux = iverdef->vd_auxptr;
+ iverdaux->vda_nodename = iverdef->vd_nodename;
+ iverdaux->vda_nextptr = NULL;
}
return TRUE;
const char **functionname_ptr)
{
const char *filename;
- asymbol *func;
+ asymbol *func, *file;
bfd_vma low_func;
asymbol **p;
+ /* ??? Given multiple file symbols, it is impossible to reliably
+ choose the right file name for global symbols. File symbols are
+ local symbols, and thus all file symbols must sort before any
+ global symbols. The ELF spec may be interpreted to say that a
+ file symbol must sort before other local symbols, but currently
+ ld -r doesn't do this. So, for ld -r output, it is possible to
+ make a better choice of file name for local symbols by ignoring
+ file symbols appearing after a given local symbol. */
+ enum { nothing_seen, symbol_seen, file_after_symbol_seen } state;
filename = NULL;
func = NULL;
+ file = NULL;
low_func = 0;
+ state = nothing_seen;
for (p = symbols; *p != NULL; p++)
{
default:
break;
case STT_FILE:
- filename = bfd_asymbol_name (&q->symbol);
- break;
+ file = &q->symbol;
+ if (state == symbol_seen)
+ state = file_after_symbol_seen;
+ continue;
+ case STT_SECTION:
+ continue;
case STT_NOTYPE:
case STT_FUNC:
- if (q->symbol.section == section
+ if (bfd_get_section (&q->symbol) == section
&& q->symbol.value >= low_func
&& q->symbol.value <= offset)
{
func = (asymbol *) q;
low_func = q->symbol.value;
+ if (file == NULL)
+ filename = NULL;
+ else if (ELF_ST_BIND (q->internal_elf_sym.st_info) != STB_LOCAL
+ && state == file_after_symbol_seen)
+ filename = NULL;
+ else
+ filename = bfd_asymbol_name (file);
}
break;
}
+ if (state == nothing_seen)
+ state = symbol_seen;
}
if (func == NULL)
bfd_vma
_bfd_elf_section_offset (bfd *abfd,
- struct bfd_link_info *info ATTRIBUTE_UNUSED,
+ struct bfd_link_info *info,
asection *sec,
bfd_vma offset)
{
return _bfd_stab_section_offset (sec, elf_section_data (sec)->sec_info,
offset);
case ELF_INFO_TYPE_EH_FRAME:
- return _bfd_elf_eh_frame_section_offset (abfd, sec, offset);
+ return _bfd_elf_eh_frame_section_offset (abfd, info, sec, offset);
default:
return offset;
}