Tweaks.

git-svn-id: https://svn.r-project.org/R/trunk@87072 00db46b3-68df-0310-9c12-caf00c1e9a41

src/library/tools/R/QC.R

@@ -7518,8 +7518,15 @@ function(dir, localOnly = FALSE, pkgSize = NA)
  p <- strsplit(meta[field], " *, *")[[1L]]
  ## multicore has been superseded by parallel. Almost all of
  ## snow has been too, so it should be optional.
- p2 <- grep("^(multicore|snow|doSNOW)( |\\(|$)", p, value = TRUE)
- uses <- c(uses, p2)
+ ## <NOTE>
+ ## However, as of 2024-08 there are still 40 and 64 CRAN
+ ## packages which at least suggest snow or doSNOW, respectively,
+ ## apparently needing the functionality of snow not ported to
+ ## parallel (MPI, ...). Hence better to no longer NOTE their
+ ## use.
+ ## p2 <- grep("^(multicore|snow|doSNOW)( |\\(|$)", p, value = TRUE)
+ ## uses <- c(uses, p2)
+ ## </NOTE>
  ## BRugs and R2OpenBUGS have a SystemRequirements of OpenBUGS.
  ## which requires ix86 (not x86-64) and currently installs
  ## only on Linux using a compiler supporting -m32.