[Rd] R_CallMethodDef: 'type' and 'style' fields?
sjaffe at riskspan.com
Fri Oct 9 18:25:35 CEST 2009
Hmm, I should have read the .C documentation more carefully still. I can't
use DUP=FALSE when passing character vectors. In that case, since specifying
the style doesn't suppress copying I guess my only option is to use the more
complicated .Call API, which I naturally was hoping to avoid.
Duncan Temple Lang wrote:
> At present, a style of R_ARG_IN does not avoid duplicating the object.
> That could easily be activated and that was the intent, coupled with
> parameters being declared const. It is highly desirable to have that
> explicitly checked by the compiler rather than just stated in the
> And the idea is that all this meta information can be determined
> by examining the C code (e.g. with the RGCCTranslationUnit package).
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