[R-sig-Fedora] Fedora 42 R source build issues

[Martyn Plummer]

On Wed, 16 Apr 2025 at 10:11, Iñaki Ucar <iucar using fedoraproject.org> wrote:

> On Wed, 16 Apr 2025 at 09:48, Roger Bivand via R-SIG-Fedora <
> r-sig-fedora using r-project.org> wrote:
>
> > Building R 4.5.0 from source on Fedora 42 hits problems because 42 ships
> > with Tcl/Tk 9. tcl8-devel and tk8-devel are available and can be used,
> but
> > I haven't yet found a viable incantation yet. Neither R released nor
> devel
> > support Tcl/Tk 9 https://www.tcl-lang.com/software/tcltk/9.0.html.
> >
>
> Yes, you just need to install tcl8-devel and tk8-devel (and tell dnf to
> remove version 9 if it's already there) and compile as usual.
>
>
There is now a fix in R-devel that allows R to be linked to Tcl/Tk 9. I'll
give it a few days to bed in and then port it over to R-4-5-branch so that
it can go in R 4.5.1.

Martyn


>
> > Building against external BLAS is also not self-evident, so may need
> > guidance.
>
>
> Building against FlexiBLAS is recommended. So you need to install
> flexiblas-devel, then tell R via --with-blas=flexiblas --with-lapack.
>
> See the configure part of our spec for a complete reference of what we do:
>
> https://src.fedoraproject.org/rpms/R/blob/rawhide/f/R.spec#_326
>
> Iñaki
>
>
> >
> > Any suggestions welcome!
> >
> > Roger
> >
> > ---
> > Roger Bivand
> > Emeritus Professor
> > Department of Economics
> > Norwegian School of Economics, Bergen, Norway
> >
> >         [[alternative HTML version deleted]]
> >
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> >
> >
>
> --
> Iñaki Úcar
>
>         [[alternative HTML version deleted]]
>
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