svn commit: r189362 - in head/sys: amd64/linux32 compat/linux i386/linux

[Chagin Dmitry]

On Wed, Mar 04, 2009 at 02:23:06PM +0100, Roman Divacky wrote:
> On Wed, Mar 04, 2009 at 12:14:33PM +0000, Dmitry Chagin wrote:
> > Author: dchagin
> > Date: Wed Mar  4 12:14:33 2009
> > New Revision: 189362
> > URL: http://svn.freebsd.org/changeset/base/189362
> > 
> > Log:
> >   Add AT_PLATFORM, AT_HWCAP and AT_CLKTCK auxiliary vector entries which
> >   are used by glibc. This silents the message "2.4+ kernel w/o ELF notes?"
> >   from some programs at start, among them are top and pkill.
> >   
> >   Do the assignment of the vector entries in elf_linux_fixup()
> >   as it is done in glibc.
> >   
> >   Fix some minor style issues.
> 
> cool! have you tested this works with 2.4 emulation? I think it might
> break it as I am quite sure the aux tags changed between 2.4 and 2.6.
> 
> we might need to scrap 2.4 emulation altogether in 8.x
> 


hi Roman!

glibc do:

  for (av = _dl_auxv; av->a_type != AT_NULL; set_seen (av++))
    switch (av->a_type)
      {
      case AT_PHDR:
        phdr = (void *) av->a_un.a_val;
        break;

etc....., and how it can be broken by adding new AT entries?


-- 
Have fun!
chd
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