Hi Jeff,
Thanks for the response.
On Thu, Jan 27, 2005 at 04:25:12PM -0500, Jeff Johnson wrote:
> Libelf is used for 3 things, and they're not necessary on non-linux:
>
> a) for prelinking libraraies, --verify needs to detect a prelinked
> library, and run a prelink undo in order to verify the digest.
>
> If you're not prelinking, you won't care, and the code is
> conditioned on HAVE_LIBELF_H.
Okay, I think this isn't quite working. But I'll post patches when
I plug the hole.
> b) internal dependency generation. The traditional find-{requires,provides}
> are rather grotty (but useful) scripts that break, like all scripts break,
> because, say, /etc/magic changed. Additionally, rpm-4.2 and later has support
> for multilib, which identifies files and dependencies as being
> elf32 or elf64. There was no way to do pass that information through
> the existing find-{requires,provides} API, and, in addition, it was
> (and is) a nasty mess of sorts and other tag lookup data and more so
> that rpm could guarantee both forward and backward compatibility
> of package content with both newer and legacy rpm. So it was easier
> (and more reliable) to link an elf lib, and elfutils is the best
> library available, even if there are some unusual C99 constructs
> that make your non-gcc head hurt.
>
> This can be worked around on non-linux by setting the macro
> %_use_internal_dependency_generator 0
> and using the traditional find-{provides,requires}.
Okay, I'll try that too. Thanks.
> If you are building rpm on non-linux, nuke elfutils instantly:
> rm -rf elfutils
> and perhaps beecrypt as well (easier to build outside of rpm)
> rm -rf beecrypt
> and probably zlib too
> rm -rf zlib
> and then avoid the build failure of debugedit.
Apart from debugedit, and wanting to check here about elfutils,
that is pretty much what I have been doing.
> Nor do I really *want* access, I'm in no position to support
> rpm across the entire whore house of uglix. If you do have patches,
> I'll be more than happy to attempt to add to rpm, but I cannot
> maintain the patch.
NP. Thanks again for the pointers, I'll post my patches back here
in due course.
> HTH
Muchly!
Gary.
--
Gary V. Vaughan (gary@xxxxxxxxxxxxxxxxxx)
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