[R-SIG-Mac] cmake on build servers

[Kevin Ushey]

Hi Simon,

Would you be willing to put cmake on the PATH by default on the macOS
CRAN build servers? Or, if you wanted to be judicious, do so only for
packages which declare SystemRequirements: CMake in their DESCRIPTION?

Best,
Kevin


On Sun, Jul 26, 2026 at 2:47 PM Simon Urbanek
<simon.urbanek using r-project.org> wrote:
>
> It is available on all machines, please read R-exts 1.2.6:
>
> [1] https://cran.r-project.org/doc/manuals/r-devel/R-exts.html#Using-cmake
>
> Cheers,
> Simon
>
>
> > On 26 Jul 2026, at 19:28, Jeroen Ooms <jeroenooms using gmail.com> wrote:
> >
> > Would it be possible to install cmake on the CRAN macos servers (or if
> > it is there, add it to the PATH)? Right now it only is available on
> > the "sonoma" target (arm64 release), see e.g.
> > https://cran.r-project.org/web/checks/check_results_RcppParallel.html
> >
> > We could add cmake to the 'recipes' but an easier route is just to
> > install it from https://cmake.org/download/ (as done for the sonoma
> > server).
> >
> > Thank you!
> >
> > Jeroen
> >
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