[R] Testing for R CMD INSTALL

Bert Gunter bgunter@4567 @end|ng |rom gm@||@com
Sat Jul 24 18:07:16 CEST 2021

Does ?installed.packages help?

Bert Gunter

"The trouble with having an open mind is that people keep coming along and
sticking things into it."
-- Opus (aka Berkeley Breathed in his "Bloom County" comic strip )

On Sat, Jul 24, 2021 at 8:30 AM Andrew Simmons <akwsimmo using gmail.com> wrote:

> Hello,
> I was wondering if anyone has a way to test if a package is currently being
> installed. My solution was to check if environment variable "R_INSTALL_PKG"
> was unset, something like:
> "R CMD INSTALL-ing" <- function ()
> !is.na(Sys.getenv("R_INSTALL_PKG", NA))
> Unfortunately, I couldn't find what I was looking for with ?"environment
> variables". So if anyone has any better methods, I'd be happy to hear them,
> thank you!
>         [[alternative HTML version deleted]]
> ______________________________________________
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.

	[[alternative HTML version deleted]]

More information about the R-help mailing list