Re: coreutils-9.0 released [stable]

[Geoffrey S. Knauth]

Thank you!

On Fri, Sep 24, 2021, at 10:01, Pádraig Brady wrote:
> This is to announce coreutils-9.0, a stable release.
>
> This is a new major release, with these significant changes:
>    - cp has changed how it handles data
>      - enables CoW by default (through FICLONE ioctl),
>      - uses copy offload where available (through copy_file_range),
>      - detects holes differently (though SEEK_HOLE)
>      - This also applies to mv and install.
>
>    - utilities are more tuned to the hardware available
>      - wc uses avx2 instructions to count lines
>      - cksum uses pclmul instructions for --algorithm=crc
>        - Other digest tunings remain delegated to libcrypto
>
>    - More amalgamation of utilities
>      - cksum now supports the -a option to select any digest.
>      - This is the preferred interface, rather than sha*sum etc.
>      - This is similar to the amalgamation of encoding utilities
>        introduced in the basenc command in v8.31.
> See the NEWS below for more details.
>
> Thanks to everyone who has contributed!
> There have been 257 commits by 25 people in the 81 weeks since 8.32
>    Andreas Schwab (1)              KOBAYASHI Takashi (2)
>    Arman Absalan (1)               Kamil Dudka (4)
>    Assaf Gordon (1)                Kristoffer Brånemyr (3)
>    Ben Pfaff (1)                   Nikolay Nechaev (1)
>    Benno Schulenberg (1)           Nishant Nayan (1)
>    Bernhard Voelker (17)           Paul Eggert (97)
>    Carl Edquist (2)                Pádraig Brady (110)
>    Emanuele Giacomelli (1)         Tianjia Zhang (1)
>    Erik Auerswald (1)              Tim Gates (1)
>    Grigorii Sokolik (2)            Tobias Stoeckmann (1)
>    Jason Kim (1)                   Zorro Lang (1)
>    Jim Meyering (7)                nl6720 (1)
>    Justin Tracey (1)
>
> Pádraig [on behalf of the coreutils maintainers]
>
> ==================================================================
>
> Here is the GNU coreutils home page:
>     https://gnu.org/software/coreutils/
>
> For a summary of changes and contributors, see:
>     https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=shortlog;h=v9.0
> or run this command from a git-cloned coreutils directory:
>     git shortlog v8.32..v9.0
>
> To summarize the 1615 gnulib-related changes, run these commands
> from a git-cloned coreutils directory:
>     git checkout v9.0
>     git submodule summary v8.32
>
> ==================================================================
>
>
> Here are the compressed sources:
>    https://ftp.gnu.org/gnu/coreutils/coreutils-9.0.tar.gz   (14MB)
>    https://ftp.gnu.org/gnu/coreutils/coreutils-9.0.tar.xz   (5.4MB)
>
> Here are the GPG detached signatures[*]:
>    https://ftp.gnu.org/gnu/coreutils/coreutils-9.0.tar.gz.sig
>    https://ftp.gnu.org/gnu/coreutils/coreutils-9.0.tar.xz.sig
>
> Use a mirror for higher download bandwidth:
>    https://www.gnu.org/order/ftp.html
>
> Here are the SHA1 and SHA256 checksums:
>
> 027a318930f295cb5bbc0dd06fb47a3b8552fc80  coreutils-9.0.tar.gz
> b9TriKUVAEl3/HLX9HtAYgQJzEHfrwBBn90b4XZjxDQ  coreutils-9.0.tar.gz
> e2623469f37259d4a89ced5f91af5eaf0ab8792d  coreutils-9.0.tar.xz
> zjCs30pBvFuzDdlV6eqnX6IWtOPesIiJ7TJDPHs7l84  coreutils-9.0.tar.xz
>
> The SHA256 checksum is base64 encoded, instead of the
> hexadecimal encoding that most checksum tools default to.
>
> [*] Use a .sig file to verify that the corresponding file (without the
> .sig suffix) is intact.  First, be sure to download both the .sig file
> and the corresponding tarball.  Then, run a command like this:
>
>    gpg --verify coreutils-9.0.tar.gz.sig
>
> If that command fails because you don't have the required public key,
> then run this command to import it:
>
>    gpg --keyserver keys.gnupg.net --recv-keys DF6FD971306037D9
>
> and rerun the 'gpg --verify' command.
>
> This release was bootstrapped with the following tools:
>    Autoconf 2.71
>    Automake 1.16.4
>    Gnulib v0.1-4937-g9aca7b673
>    Bison 3.7.4
>
> ==================================================================
>
> NEWS
>
> * Noteworthy changes in release 9.0 (2021-09-24) [stable]
>
> ** Bug fixes
>
>    chmod -v no longer misreports modes of dangling symlinks.
>    [bug introduced in coreutils-5.3.0]
>
>    cp -a --attributes-only now never removes destination files,
>    even if the destination files are hardlinked, or the source
>    is a non regular file.
>    [bug introduced in coreutils-8.6]
>
>    csplit --suppress-matched now elides the last matched line
>    when a specific number of pattern matches are performed.
>    [bug introduced with the --suppress-matched feature in coreutils-8.22]
>
>    df no longer outputs duplicate remote mounts in the presence of bind 
> mounts.
>    [bug introduced in coreutils-8.26]
>
>    df no longer mishandles command-line args that it pre-mounts
>    [bug introduced in coreutils-8.29]
>
>    du no longer crashes on XFS file systems when the directory hierarchy is
>    heavily changed during the run.
>    [bug introduced in coreutils-8.25]
>
>    env -S no longer crashes when given unusual whitespace characters
>    [bug introduced in coreutils-8.30]
>
>    expr no longer mishandles unmatched \(...\) in regular expressions.
>    [bug introduced in coreutils-6.0]
>
>    ls no longer crashes when printing the SELinux context for unstatable 
> files.
>    [bug introduced in coreutils-6.9.91]
>
>    mkdir -m no longer mishandles modes more generous than the umask.
>    [bug introduced in coreutils-8.22]
>
>    nl now handles single character --section-delimiter arguments,
>    by assuming a second ':' character has been specified, as specified by 
> POSIX.
>    [This bug was present in "the beginning".]
>
>    pr again adjusts tabs in input, to maintain alignment in multi column 
> output.
>    [bug introduced in coreutils-6.9]
>
>    rm no longer skips an extra file when the removal of an empty 
> directory fails.
>    [bug introduced by the rewrite to use fts in coreutils-8.0]
>
>    split --number=K/N will again correctly split chunk K of N to stdout.
>    Previously a chunk starting after 128KiB, output the wrong part of the 
> file.
>    [bug introduced in coreutils-8.26]
>
>    tail -f no longer overruns a stack buffer when given too many files
>    to follow and ulimit -n exceeds 1024.
>    [bug introduced in coreutils-7.5]
>
>    tr no longer crashes when using --complement with certain
>    invalid combinations of case character classes.
>    [bug introduced in coreutils-8.6]
>
>    basenc --base64 --decode no longer silently discards decoded characters
>    on (1024*5) buffer boundaries
>    [bug introduced in coreutils-8.31]
>
> ** Changes in behavior
>
>    cp and install now default to copy-on-write (COW) if available.
>
>    cp, install and mv now use the copy_file_range syscall if available.
>    Also, they use lseek+SEEK_HOLE rather than ioctl+FS_IOC_FIEMAP on sparse
>    files, as lseek is simpler and more portable.
>
>    On GNU/Linux systems, ls no longer issues an error message on a
>    directory merely because it was removed.  This reverts a change
>    that was made in release 8.32.
>
>    ptx -T no longer attempts to substitute old-fashioned TeX escapes
>    for 8-bit non-ASCII alphabetic characters.  TeX indexes should
>    instead use '\usepackage[latin1]{inputenc}' or equivalent.
>
>    stat will use decomposed (major,minor) device numbers in its default 
> format.
>    This is less ambiguous, and more consistent with ls.
>
>    sum [-r] will output a file name, even if only a single name is passed.
>    This is consistent with sum -s, cksum, and other sum(1) implementations.
>
> ** New Features
>
>    cksum now supports the -a (--algorithm) option to select any
>    of the existing sum, md5sum, b2sum, sha*sum implementations etc.
>    cksum now subsumes all of these programs, and coreutils
>    will introduce no future standalone checksum utility.
>
>    cksum -a now supports the 'sm3' argument, to use the SM3 digest algorithm.
>
>    cksum --check now supports auto detecting the digest type to use,
>    when verifying tagged format checksums.
>
>    expr and factor now support bignums on all platforms.
>
>    ls --classify now supports the "always", "auto", or "never" flags,
>    to support only outputting classifier characters if connected to a tty.
>
>    ls now accepts the --sort=width option, to sort by file name width.
>    This is useful to more compactly organize the default vertical column 
> output.
>
>    ls now accepts the --zero option, to terminate each output line with
>    NUL instead of newline.
>
>    nl --line-increment can now take a negative number to decrement the count.
>
>    stat supports more formats for representing decomposed device numbers.
>    %Hd,%Ld and %Hr,%Lr will output major,minor device numbers and device types
>    respectively.  %d corresponds to st_dev and %r to std_rdev.
>
> ** Improvements
>
>    cat --show-ends will now show \r\n as ^M$.  Previously the \r was taken
>    literally, thus overwriting the first character in the line with '$'.
>
>    cksum [-a crc] is now up to 4 times faster by using a slice by 8 algorithm,
>    and at least 8 times faster where pclmul instructions are supported.
>    A new --debug option will indicate if pclmul is being used.
>
>    md5sum --check now supports checksum files with CRLF line endings.
>    This also applies to cksum, sha*sum, and b2sum.
>
>    df now recognizes these file systems as remote:
>    acfs, coda, fhgfs, gpfs, ibrix, ocfs2, and vxfs.
>
>    rmdir now clarifies the error if a symlink_to_dir/ has not been traversed.
>    This is the case on GNU/Linux systems, where the trailing slash is ignored.
>
>    stat and tail now know about the "devmem", "exfat", "secretmem", "vboxsf",
>    and "zonefs" file system types.  stat -f -c%T now reports the file system
>    type, and tail -f uses polling for "vboxsf" and inotify for the others.
>
>    timeout now supports sub-second timeouts on macOS.
>
>    wc is up to 5 times faster when counting only new line characters,
>    where avx2 instructions are supported.
>    A new --debug option will indicate if avx2 is being used.
>
> -
> Also posted at https://savannah.gnu.org/forum/forum.php?forum_id=10052
>
> -- 
> If you have a working or partly working program that you'd like
> to offer to the GNU project as a GNU package,
> see https://www.gnu.org/help/evaluation.html.

-- 
Geoffrey S. Knauth | https://knauth.org/gsk