[Buildroot] [PATCH] dependencies/cmake: blacklist cmake 3.7
Yann E. MORIN
yann.morin.1998 at free.fr
Mon Feb 27 20:53:49 UTC 2017
Jörg, All,
On 2017-02-27 19:30 +0100, Yann E. MORIN spake thusly:
> On 2017-02-27 18:25 +0100, Yann E. MORIN spake thusly:
> > On 2017-02-27 18:12 +0100, Jörg Krause spake thusly:
> > > On Sun, 2017-02-26 at 23:42 +0100, Yann E. MORIN wrote:
> > > > cmake-3.7 has a bug in how it handles rpath, linking with libraries
> > > > from
> > > > the host.
> > > >
> > > > Until we completely understand the issue, just blacklist cmake-3.7.
> > > >
> > > > The issue has been reported upstream:
> > > > http://public.kitware.com/pipermail/cmake/2017-February/064970.ht
> > > > ml
> > >
> > > Brad King from Kitware replied today [1]. In short, Brad does not think
> > > there anything wrong about handling the rpath and supposes to load a
> > > custom platform cmake file instead of the Linux one.
> > >
> > > [1] http://public.kitware.com/pipermail/cmake/2017-February/065063.html
> >
> > OK, so what we would have to do (basically):
> >
> > - copy Modules/Platform/Linux.cmake to Modules/Platform/Buildroot.cmake
> >
> > - tweak that file so that the two settings (lib32 and lib64) are now
> > FALSE in that file
> >
> > - tweak our support/misc/toolchain.cmake to set(CMAKE_SYSTEM_NAME Buildroot)
> >
> > and we'd be all good?
> >
> > Or alternatively:
> >
> > - add Modules/Platform/Buildroot.cmake, which:
> > - includes Modules/Platform/Linux.cmake
> > - sets the the two settings (lib32 and lib64) to FALSE
> >
> > - tweak our support/misc/toolchain.cmake to set(CMAKE_SYSTEM_NAME Buildroot)
>
> So I tested that last solution, and it indeed fixes the build. Woot!
>
> Of course, this is only for when we build out own cmake, not when we use
> the host pre-installed one. I'll try to see tonight if we can do similar
> for it, too.
It seems that we could set CMAKE_MODULE_PATH to that effect.
More testing under way...
Regards,
Yann E. MORIN.
> Thanks for the hints! :-)
>
> Regards,
> Yann E. MORIN.
>
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| Yann E. MORIN | Real-Time Embedded | /"\ ASCII RIBBON | Erics' conspiracy: |
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