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Re: A symbol version patch for glibc 2.x compatibility
- To: obrien at FreeBSD dot org
- Subject: Re: A symbol version patch for glibc 2.x compatibility
- From: law at redhat dot com
- Date: Fri, 17 Nov 2000 10:16:04 -0700
- cc: "H . J . Lu" <hjl at valinux dot com>, binutils at sourceware dot cygnus dot com
- Reply-To: law at redhat dot com
In message <20001116165311.E74170@dragon.nuxi.com>you write:
> On Mon, Nov 13, 2000 at 11:26:37AM -0800, H . J . Lu wrote:
> > I don't think it was written down anywhere. But I believe it has
> > come up during discussion. It goes like this, if you see something
> > you don't know, don't touch it. One goal for an ABI is ELF tools
> > from different vendors can work on the same set of ELF files. But
> > an OS vendor is free to add its own extensions. When you do it in
> > the ABI incompatible way such that the other ABI compliant ELF tools
> > may misprocess it, you should set the EI_OSABI bits.
>
> In an effort to get a clear picture on the history of this I'm wondering
> if you know about this. The first non-zero value seems to have been
> "ELFOSABI_HPUX". Do you know how their ELF implementation (the ELF
> support in 11.x I assume), is non-standard such that the should be
> setting EI_OSABI to "ELFOSABI_HPUX".
It's part of HP's ELF standard -- I don't immediately recall if it had any
impact on how HP's tools functioned.
jeff