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binutils breaks dosemu

H . J . Lu hjl@lucon.org
Sun Mar 17 10:49:00 GMT 2002 
On Sun, Mar 17, 2002 at 09:30:18AM -0800, H . J . Lu wrote:
> On Sun, Mar 17, 2002 at 04:35:39PM +0100, Andreas Schwab wrote:
> > "H . J . Lu" <hjl@lucon.org> writes:
> > 
> > |> On Sat, Mar 16, 2002 at 11:07:48AM +0100, Arkadiusz Miskiewicz wrote:
> > |> > 
> > |> > Hi,
> > |> > 
> > |> > We have problem with binutils 2.11.92.0.12.3 - 2.12.90.0.1 - binutils
> > |> > break dosemu. dosemu segfaults even before main().
> > |> > 
> > |> > 
> > |> > Right now 2.11.90.0.19 is working fine for us (I didn't test binutils
> > |> > from 2.11.90.0.19 (last working version for us) to 2.11.92.0.12.3 (version =
> > |> > with which we
> > |> > noticed that is breaks dosemu)).
> > |> 
> > |> I can duplicate the problem with dosemu 1.0.2 from www.dosemu.org. It
> > |> has something to do with the change to avoid copy relocations. ld.so
> > |> died while trying to resolve stdout. In dosemu, it is
> > 
> > Check out a newer version of dosemu.  1.0.2 is broken in that it tries to
> > link ELF with a.out (as generated by as86/ld86).  The end result is an
> 
> It should work. Ld should set DT_TEXTREL in this case.
> 
> > executable with text relocations, but no DT_TEXTREL.  dosemu 1.1 does not
> > use as86 any more.

I am not sure if as86/ld86 is the problem. I think somehow ld failed
to detect there are relocations against the readonly sections.

H.J.
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