Thanks Ivan, looks like bug in ESS, but I only noticed this recently, so it may have been triggered by changes in recent R versions.
On Wed, Jun 21, 2023 at 12:26 PM Ivan Krylov <krylov.r...@gmail.com> wrote: > On Wed, 21 Jun 2023 11:49:24 -0400 > Dominick Samperi <djsamp...@gmail.com> wrote: > > > 1. Why does Emacs/ESS behave differently depending on the > > current working directory? > > 2. Why is the signal package loaded automatically? > > There's a "package development mode" in ESS: > https://github.com/emacs-ess/ESS/blob/master/lisp/ess-r-package.el > > I think that ESS automatically detects that you're inside a package > directory and adjusts its behaviour. This could be related to > "namespaced evaluation" > <https://ess.r-project.org/Manual/ess.html#Namespaced-Evaluation> > ("evaluate code in the context of the package being developed", sounds > useful), but I'm not sure about that. > > > 3. Why is that temporary file /tmp/foo.R!djSwRn created? > > It's probably some part of ESS's mechanism of running R code. I don't > see where the temporary file name is constructed (maybe a built-in > Emacs function?), but it probably comes from > <https://github.com/emacs-ess/ESS/blob/master/lisp/ess-r-mode.el>. > (Look for calls to .ess.source or .ess.ns_source.) > > > 4. What is that function ss() in the error message referring to? > > `ss` is a function defined by ESS in order to call R's source() in a > way portable between a very wide range of R versions. (A comment in the > same file says "Should work on *all* versions of R. Do not use _ in > names, nor :: , nor 1L", which includes versions of R considered very > old by now.): > > https://github.com/emacs-ess/ESS/blob/master/etc/ESSR/R/.basic.R#L178 > > > 5. Could this be a virus? Under Ubuntu? > > A virus has little reason to be doing this to you. There's much more > money to be made from malicious VSCode extensions than Emacs add-on > packages. > > Since you've determined ESS to be causing the difference in the > behaviour, perhaps > <https://ess.r-project.org/index.php?Section=getting%20help> is the way > to go? Unfortunately, I'm not a user of ESS or Emacs, so I'm going off > what information I found on the Web, which may be outdated. > > -- > Best regards, > Ivan > [[alternative HTML version deleted]] ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
