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2019 Nov 01
0
[External] R C api for 'inherits' S3 and S4 objects
On Fri, 1 Nov 2019, Jan Gorecki wrote:
> Thank you Luke.
> That is why I don't use Rf_inherits but INHERITS which does not
> allocate, provided in the email body.
Your definition can allocate because STING_ELT can allocate.
getAttrib can GC in general. Currently it would not GC or allocate in
this case, but this could change.
You can't assume thread-safety for calls into the R API, or any API
for that matter, unless they are documented to be thread-safe.
You would be better off using Rf_inherits as...
2019 Nov 01
4
[External] R C api for 'inherits' S3 and S4 objects
Thank you Luke.
That is why I don't use Rf_inherits but INHERITS which does not
allocate, provided in the email body.
I cannot do similarly for S4 classes, thus asking for some API for that.
On Fri, Nov 1, 2019 at 5:56 PM Tierney, Luke <luke-tierney at uiowa.edu> wrote:
>
> On Fri, 1 Nov 2019, Jan Gorecki wrote:
>
> > Dear R developers,
> >
> > Motivated by