On Thu, Oct 25, 2018 at 7:50 AM Nicolas Chauvet <kwizart@xxxxxxxxx> wrote:
>
> Le mar. 23 oct. 2018 à 17:54, Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx> a écrit :
> >
> > On Tue, Oct 23, 2018 at 11:12 AM Nicolas Chauvet <kwizart@xxxxxxxxx> wrote:
> > >
> > > Cross compiled kernel headers are installed into /usr/*-linux-gnu/include/
> > > instead of /usr/*-linux-gnu/sys-root/usr/include/ where they can be
> > > found by default by the Fedora cross compiler toolchain.
> >
> > Is that a new change in how the cross compilers work? The original
> > patch was added a long time ago based on the cross compiler behavior
> > in Fedora at the time. If that's changed, where can we see that
> > documented?
>
> Hi Josh,
>
> Thx for rising this point.
> I've tried to sum-up my current understanding in rhbz#1642037.
>
> Basically this is the first time I'm using the fedora cross toolchain
> to build userland applications.
The Fedora cross toolchains are only built to cross-compile kernels.
It even says so right in the description:
Description : Cross-build GNU C compiler.
:
: Only building kernels is currently supported. Support for
: cross-building user space programs is not currently provided as
: that would massively multiply the number of packages.
I think you've hit an error in a usecase the toolchains don't even support.
josh
> I've reproduced this error in f28, f29. I haven't tested in in f27 yet.
> I confirm it's possible to build some applications with the
> arm-linux-gnu fedora toolchain once the glibc-arm-linux-gnu is
> installed.
> But as an example, the bug occurs as soon as the <errno.h> header is
> included from a hello.c.
>
> As a side note I will be AFAIK later today until one week. So unless a
> solution is found I won't be able to work on this issue until back.
>
> Thx
> --
> -
>
> Nicolas (kwizart)
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