allow .tar and .tar.zstd tarballs in R CMD check

git-svn-id: https://svn.r-project.org/R/trunk@88340 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: ripley

doc/NEWS.Rd

@@ -159,6 +159,14 @@
 
 \section{\Rlogo CHANGES IN R 4.5.1 patched}{
 
+  \subsection{UTILITIES}{
+    \itemize{
+      \item \command{R CMD check} now handles archives with extension
+      \file{.tar} and \file{.tar.zstd} (where \command{zstd} compression
+      is supported by the \R build).
+    }
+  }
+
   \subsection{BUG FIXES}{
     \itemize{
       \item .

src/library/tools/R/check.R

@@ -6949,8 +6949,8 @@ add_dummies <- function(dir, Log)
         cat("Usage: R CMD check [options] pkgs",
             "",
             "Check R packages from package sources, which can be directories or",
-            "package 'tar' archives with extension '.tar.gz', '.tar.bz2',",
-            "'.tar.xz' or '.tgz'.",
+            "package 'tar' archives with extension '.tar', .tar.gz', '.tar.bz2',",
+            "'.tar.xz', '.tar.zstd' or '.tgz'.",
             "",
             "A variety of diagnostic checks on directory structure, index and",
             "control files are performed.  The package is installed into the log",
@@ -7552,7 +7552,7 @@ add_dummies <- function(dir, Log)
         } else if (file.exists(pkg)) {
             is_tar <- TRUE
             if (thispkg_subdirs == "default") thispkg_subdirs <- "yes-maybe"
-            pkgname0 <- sub("\\.(tar\\.gz|tgz|tar\\.bz2|tar\\.xz)$", "", pkgname0)
+            pkgname0 <- sub("\\.(tar|tar\\.gz|tgz|tar\\.bz2|tar\\.xz|tar\\.zstd)$", "", pkgname0)
             pkgname0 <- sub("_[0-9.-]*$", "", pkgname0)
         } else {
             warning(sQuote(pkg), " is neither a file nor directory, skipping\n",

src/library/utils/man/PkgUtils.Rd

@@ -19,8 +19,8 @@
   \item{pkgdirs}{a list of names of directories with sources of \R
     add-on packages.  For \code{check} these can also be the filenames of
     (possibly compressed) \command{tar} archives with extension
-    \file{.tar}, \file{.tar.gz}, \file{.tgz}, \file{.tar.bz2} or
-    \file{.tar.xz}.}
+    \file{.tar}, \file{.tar.gz}, \file{.tgz}, \file{.tar.bz2},
+    \file{.tar.xz} or \file{.tar.zstd}.}
   \item{options}{further options to control the processing, or for
     obtaining information about usage and version of the utility.}
 }