[R-SIG-Mac] Installing gfortran

[Patrick Schratz]

Hi Göran

```
curl -O https://mac.r-project.org/libs-arm64/gfortran-f51f1da0-darwin20.0-arm64.tar.gz
sudo tar fvxz gfortran-f51f1da0-darwin20.0-arm64.tar.gz -C /
```

should do it.

See also https://pat-s.me/transitioning-from-x86-to-arm64-on-macos-experiences-of-an-r-user/#gfortran or https://cynkra.com/blog/2021-03-16-gfortran-macos/ for more information.

Cheers
Patrick

On 22 Apr 2022, at 22:01, Göran Broström wrote:

> Trying gfortran-f51f1da0-darwin20.0-arm64.tar.gz from
> https://mac.r-project.org/libs-arm64/ (following instructions), download and unpack,
>
> but no sight of gfortran in /opt/R/arm64/bin
>
> so the building of my package fails.
>
> clang -arch arm64 -I"/Library/Frameworks/R.framework/Resources/include" -DNDEBUG   -I/opt/R/arm64/include   -fPIC  -falign-functions=64 -Wall -g -O2  -c c2f.c -o c2f.o
> /opt/R/arm64/bin/gfortran -mtune=native -fno-optimize-sibling-calls -fPIC  -Wall -g -O2  -c chek.f -o chek.o
> make: /opt/R/arm64/bin/gfortran: No such file or directory
> make: *** [chek.o] Error 1
>
>
> Of course, there is a warning on that web page (so why the link to it?) saying that
>
> IMPORTANT: All binaries are moving to a unified repository under /bin/darwin<ver>/<arch> with manifest file to simplify automated installataion. Go to /bin/darwin20/arm64 for latest Big Sur arm64 binaries. The following is only kept for legacy access.
>
> but there I cannot identify (by name) any file that could contain a fortran compiler.
>
> To summarize: I need help.
>
> Thanks, Göran
>
> _______________________________________________
> R-SIG-Mac mailing list
> R-SIG-Mac using r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-sig-mac
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://stat.ethz.ch/pipermail/r-sig-mac/attachments/20220422/f5a0c66a/attachment.html>

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 870 bytes
Desc: OpenPGP digital signature
URL: <https://stat.ethz.ch/pipermail/r-sig-mac/attachments/20220422/f5a0c66a/attachment.sig>