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* sunos.c (sunos_read_dynamic_info): Assume that dynamic info 

is always located at the start of the data section to allow
	recovery of the dynamic info from a stripped executable.
	* ecoff.c (ecoff_styp_to_sec_flags):  Handle STYP_PDATA, STYP_XDATA
	and STYP_COMMENT.
This commit is contained in:
Peter Schauer 1994-03-11 09:03:07 +00:00
parent 2c6db5a158
commit 3e0b555420
2 changed files with 18 additions and 25 deletions
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8
bfd/ChangeLog
View File

@ -1,3 +1,11 @@
Fri Mar 11 00:34:59 1994 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
* sunos.c (sunos_read_dynamic_info): Assume that dynamic info
is always located at the start of the data section to allow
recovery of the dynamic info from a stripped executable.
* ecoff.c (ecoff_styp_to_sec_flags): Handle STYP_PDATA, STYP_XDATA
and STYP_COMMENT.
Wed Mar 9 17:17:53 1994 Jim Kingdon (kingdon@lioth.cygnus.com)
* libbfd-in.h: Remove alloca cruft. It was missing some necessary

35
bfd/sunos.c
View File

@ -96,32 +96,17 @@ sunos_read_dynamic_info (abfd)
info->dynrel = NULL;
obj_aout_dynamic_info (abfd) = (PTR) info;
/* We look for the __DYNAMIC symbol to locate the dynamic linking
information. It should be the first symbol if it is defined. If
we can't find it, don't sweat it. */
if ((abfd->flags & DYNAMIC) == 0
|| bfd_get_symcount (abfd) <= 0
|| bfd_seek (abfd, obj_sym_filepos (abfd), SEEK_SET) != 0
|| (bfd_read ((PTR) &dynsym, 1, EXTERNAL_NLIST_SIZE, abfd)
!= EXTERNAL_NLIST_SIZE)
|| ((dynsym.e_type[0] & N_TYPE) != N_DATA
&& (dynsym.e_type[0] & N_TYPE) != N_TEXT)
|| bfd_seek (abfd,
obj_str_filepos (abfd) + GET_WORD (abfd, dynsym.e_strx),
SEEK_SET) != 0
|| bfd_read ((PTR) buf, 1, sizeof buf, abfd) != sizeof buf
|| buf[sizeof buf - 1] != '\0'
|| strcmp (buf, "__DYNAMIC") != 0)
/* This code used to look for the __DYNAMIC symbol to locate the dynamic
linking information.
However this inhibits recovering the dynamic symbols from a
stripped object file, so blindly assume that the dynamic linking
information is located at the start of the data section.
We could verify this assumption later by looking through the dynamic
symbols for the __DYNAMIC symbol. */
if ((abfd->flags & DYNAMIC) == 0)
return true;
if ((dynsym.e_type[0] & N_TYPE) == N_DATA)
dynsec = obj_datasec (abfd);
else
dynsec = obj_textsec (abfd);
if (! bfd_get_section_contents (abfd, dynsec, (PTR) &dyninfo,
(GET_WORD (abfd, dynsym.e_value)
- bfd_get_section_vma (abfd, dynsec)),
sizeof dyninfo))
if (! bfd_get_section_contents (abfd, obj_datasec (abfd), (PTR) &dyninfo,
(file_ptr) 0, sizeof dyninfo))
return true;
dynver = GET_WORD (abfd, dyninfo.ld_version);