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pack: Add zstd compressor. 

* guix/scripts/pack.scm (%compressors): Add zstd.
* doc/guix.texi (Invoking guix pack): Document it.
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Tobias Geerinckx-Rice 2020-06-10 22:03:27 +02:00
parent 5f7b17a6e1
commit 38ee8f7dba
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3
doc/guix.texi
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@ -5345,7 +5345,8 @@ configuration triplets,, autoconf, Autoconf}).
@item --compression=@var{tool}
@itemx -C @var{tool}
Compress the resulting tarball using @var{tool}---one of @code{gzip},
@code{bzip2}, @code{xz}, @code{lzip}, or @code{none} for no compression.
@code{zstd}, @code{bzip2}, @code{xz}, @code{lzip}, or @code{none} for no
compression.
@item --symlink=@var{spec}
@itemx -S @var{spec}

6
guix/scripts/pack.scm
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@ -4,6 +4,7 @@
;;; Copyright © 2018 Konrad Hinsen <konrad.hinsen@fastmail.net>
;;; Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
;;; Copyright © 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
;;;
;;; This file is part of GNU Guix.
;;;
@ -81,6 +82,11 @@
#~(#+(file-append xz "/bin/xz") "-e"))
(compressor "bzip2" ".bz2"
#~(#+(file-append bzip2 "/bin/bzip2") "-9"))
(compressor "zstd" ".zst"
;; The default level 3 compresses better than gzip in a
;; fraction of the time, while the highest level 19
;; (de)compresses more slowly and worse than xz.
#~(#+(file-append zstd "/bin/zstd") "-3"))
(compressor "none" "" #f)))
;; This one is only for use in this module, so don't put it in %compressors.