Re: bfd/elf.c : bfd_seek to 0 valid ?

[jeroen dobbelaere <jeroen dot dobbelaere at acunia dot com>]

Richard Earnshaw wrote:
> > section->name = '.rel.dyn' (output section); the content itself comes from a '.rel.got'.
> >
> > I have the impression, that for some reason, the .rel.dyn section does not
> > get a fileposition assigned (resulting in the hdr->sh_offset == 0).
> >
> > Where should this mapping to the output bfd happen ?
> The linker script?
?

You mean this part : ??


SEARCH_DIR("/usr/armv5l-unknown-linux-gnu/lib"); SEARCH_DIR("/usr/lib"); SEARCH_DIR("/usr/local/lib"); SEARCH_DIR("/lib");
/* Do we need any of these for elf?
   __DYNAMIC = 0;    */
SECTIONS
{
  /* Read-only sections, merged into text segment: */
  . = 0x00008000 + SIZEOF_HEADERS;
  .interp         : { *(.interp) }
  .hash           : { *(.hash) }
  .dynsym         : { *(.dynsym) }
  .dynstr         : { *(.dynstr) }
  .gnu.version    : { *(.gnu.version) }
  .gnu.version_d  : { *(.gnu.version_d) }
  .gnu.version_r  : { *(.gnu.version_r) }
  .rel.dyn        :
    {
      *(.rel.init)
      *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
      *(.rel.fini)
      *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
      *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
      *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
      *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
      *(.rel.ctors)
      *(.rel.dtors)
      *(.rel.got)
      *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*)
      *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*)
      *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*)
      *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*)
      *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
    }
  .rela.dyn       :
    {
      *(.rela.init)
      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
[....]


I guess, this means that .rel.dyn is being mapped to the output bfd.
It only doesn't get a fileposition assigned...

Greetings,
--
Jeroen Dobbelaere
Embedded Software Engineer

ACUNIA Embedded Solutions
http://www.acunia.com/aes