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xen-devel
Re: [Xen-devel] [PATCH] minios: minor buildsystem fixes
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To: |
Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> |
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Subject: |
Re: [Xen-devel] [PATCH] minios: minor buildsystem fixes |
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From: |
Samuel Thibault <samuel.thibault@xxxxxxxxxxxx> |
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Date: |
Wed, 15 Jul 2009 13:24:21 -0400 |
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Cc: |
Christoph Egger <Christoph.Egger@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> |
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Wed, 15 Jul 2009 10:24:53 -0700 |
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<C68370A6.F977%keir.fraser@xxxxxxxxxxxxx> <200907151427.01060.Christoph.Egger@xxxxxxx> <200907151142.48343.Christoph.Egger@xxxxxxx> <19037.64984.324031.106467@xxxxxxxxxxxxxxxxxxxxxxxx> |
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Hello,
Ian Jackson, le Wed 15 Jul 2009 17:03:36 +0100, a écrit :
> > The new infrastructure I have in mind will allow to choose if you use
> > newlib, libz, lwip and pciutils or use the native libs from the
> > base system.
>
> And certainly not the host operating system's libraries for our
> cross-build !
Yes, that's asking for problems.
> > NetBSD libc doesn't have linux integer types, that's why mini-os
> > has been moved to C99 integer types. The mini-os headers need
> > some re-structuring to not conflict with the native libc, namely
> > if you want a mini-os header you explicitely have to type
> > <mini-os/header.h>
>
> I agree that it would be good to replace the minios libc. The current
> libc is horrid. The BSD libc is very nice (and I have found it a joy
> to port to a new embedded target, in the past).
That should be fine yes. I don't remember precisely the reasons why I
chose newlib. I didn't know the BSD libc had embedded targets too.
> But if we change to a new libc this should be done by always using the
> new libc even on Linux hosts.
Yes. We should avoid having to fix several libcs.
Samuel
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