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Re: [parisc-linux] Use of the EI_OSABI field
- To: Alan Modra <alan at linuxcare dot com dot au>
- Subject: Re: [parisc-linux] Use of the EI_OSABI field
- From: "H . J . Lu" <hjl at valinux dot com>
- Date: Tue, 21 Nov 2000 16:53:27 -0800
- Cc: Ulrich Drepper <drepper at cygnus dot com>,John Marvin <jsm at udlkern dot fc dot hp dot com>,parisc-linux at puffin dot external dot hp dot com, parisc-linux at thepuffingroup dot com,binutils at sourceware dot cygnus dot com
- References: <m3u290j488.fsf@otr.mynet.cygnus.com> <Pine.LNX.4.21.0011221042300.16860-100000@front.linuxcare.com.au>
On Wed, Nov 22, 2000 at 11:13:29AM +1100, Alan Modra wrote:
>
> > Anyway, the ABI value is zero unless you implement ELF extensions.
>
> Exactly what is an "ELF extension"? Anything outside gABI or
ELF extension is something whose interpretation is not documented in
neither gABI nor psABI. HP's old ELF is a good example since it didn't
implement DT_INIT/DT_FINI, but added DT_INIT_ARRARY/DT_FINI_ARRAY. A
normal ELF tool will have a hard time to interpret those fields and
their values.
H.J.