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Subject: Re: Linux compat issue(s)
To: terry@lambert.org (Terry Lambert)
Date: Tue, 15 Oct 1996 23:39:23 +0200 (MET DST)
From: "Soren Schmidt" <sos@SandBox.CyberCity.dk>
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In-Reply-To: <199610152128.OAA01611@phaeton.artisoft.com> from "Terry Lambert" at Oct 15, 96 02:28:03 pm
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In reply to Terry Lambert who wrote:
> 
> > How come that took so long Terry ??
> 
> Heh. Instantly isn't fast enough for you?  ;-).

Ah it took you several hours :)

> > So do we in the dynamically linked case, almost all ELF implemetations
> > on the x86 platform use different named/located interpreters.
> > It is only the statically linked binaries that is the problem.
> > Linux has the same problems we do, they have implemented another=20
> > hack than the one I suggest, just their method isn't very robust
> > but they're used to that, right :)
> 
> ELF has a general problem with binary type recognition.

Exactly, that my point...

> One way would be to steal codes from CPU type and distinguish with
> magic number, or vice versa.

Hmm, well, yes but that *could* break on other archs then..

> It should also be noted that it's kind of silly to follow the SVR4
> EABI if you don't have the same trap entry points (ie: reallly follow
> it).

So right, why do we bother with ELF at all, we're no SVR4 (thank god)...


-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Søren Schmidt               (sos@FreeBSD.org)               FreeBSD Core Team
                Even more code to hack -- will it ever end
..