[Rd] dir.exists returns FALSE on Symlink directory

[Dipterix Wang]

Thanks!

I think Sys.readlink resolved my issue. Indeed I found a permission issue. I will post my questions to r-help next time.

Best,
Dipterix

> On Jun 26, 2023, at 11:17 AM, Serguei Sokol <sokol using insa-toulouse.fr> wrote:
> 
> Le 26/06/2023 à 16:26, Dipterix Wang a écrit :
>> I hope I'm not asking a stupid question...
> Many think that there is no such thing as "stupid question". However, this one looks more appropriate for r-help list, does not it?
> 
>>  If I symlink a directory, is symlink considered as directory in R? If so, why `dir.exists` returns FALSE on directory?
>> 
>> I understand symlink is essentially a file, but functionally a symlink to directory is no different to the directory itself, but a directory is also essentially a file.
>> 
>> Is there any way that allow me to check if a symlink is linked to directory in base R, like `dir.exists(..., symlink_ok = TRUE)`?
> What about :
> 
> dir.exists(Sys.readlink("your_link"))
> 
> ?
> 
> Best,
> Serguei.
> 
>> 
>> Thanks,
>> Dipterix
>> ______________________________________________
>> R-devel using r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel
> 
> 
> -- 
> Serguei Sokol
> Ingenieur de recherche INRAE
> 
> Cellule Mathématiques
> TBI, INSA/INRAE UMR 792, INSA/CNRS UMR 5504
> 135 Avenue de Rangueil
> 31077 Toulouse Cedex 04
> 
> tel: +33 5 61 55 98 49
> email: sokol using insa-toulouse.fr
> https://www.toulouse-biotechnology-institute.fr/en/plateformes-plateaux/cellule-mathematiques/
>