update for modern GNU coreutils

Adjust for changes in GNU coreutils.
Valid as of coreutils 9.5 (Mar 2024).

Add completions for:
  base32, basenc, cksum, comm, numfmt, readlink, realpath,
  shred, shuf, stat, sync

Adjust completions for:
  chgrp: add --from
  dd: remove deprecated *_bytes flags

Author: pixelb

bash_completion

@@ -3150,11 +3150,12 @@ _comp_complete_longopt()
 }
 # makeinfo and texi2dvi are defined elsewhere.
 complete -F _comp_complete_longopt \
-    a2ps awk base64 bash bc bison cat chroot colordiff cp \
+    a2ps awk base{32,64,nc} bash bc bison cat chroot colordiff comm cp \
     csplit cut date df diff dir du enscript expand fmt fold gperf \
     grep grub head irb ld ldd less ln ls m4 mkdir mkfifo mknod \
-    mv netstat nl nm objcopy objdump od paste pr ptx readelf rm rmdir \
-    sed seq shar sort split strip sum tac tail tee \
+    mv netstat nl nm numfmt objcopy objdump od paste pr ptx readelf \
+    readlink realpath rm rmdir sed seq shar shred \
+    shuf sort split stat strip sum sync tac tail tee \
     texindex touch tr uname unexpand uniq units vdir wc who
 
 # @since 2.12

completions/chgrp

@@ -20,7 +20,7 @@ _comp_cmd_chgrp()
         for w in "${words[@]}"; do
             [[ $w == -@(R|-recursive) ]] && opts="-H -L -P" && break
         done
-        _comp_compgen -- -W '-c -h -f -R -v --changes --dereference
+        _comp_compgen -- -W '-c -h -f -R -v --changes --dereference --from
             --no-dereference --silent --quiet --reference --recursive --verbose
             --help --version $opts'
         return

completions/dd

@@ -18,8 +18,7 @@ _comp_cmd_dd()
             ;;
         iflag=* | oflag=*)
             _comp_compgen -c "${cur#*=}" -- -W 'append direct directory dsync
-                sync fullblock nonblock noatime nocache noctty nofollow
-                count_bytes skip_bytes seek_bytes'
+                sync fullblock nonblock noatime nocache noctty nofollow'
             return
             ;;
         status=*)

completions/sha256sum

@@ -33,6 +33,7 @@ _comp_cmd_sha256sum()
     _comp_compgen -v files filedir &&
         _comp_compgen -- -X "*.$sumtype" -W '"${files[@]}"'
 } &&
-    complete -F _comp_cmd_sha256sum b2sum md5sum sha{,1,224,256,384,512}sum
+    complete -F _comp_cmd_sha256sum b2sum cksum md5sum \
+                                    sha{,1,224,256,384,512}sum
 
 # ex: filetype=sh