From: "Ludovic Courtès" <ludo@gnu.org>
To: 45460@debbugs.gnu.org
Subject: [bug#45460] [PATCH 4/5] substitute: Add zstd support.
Date: Sun, 27 Dec 2020 15:38:08 +0100 [thread overview]
Message-ID: <20201227143809.18554-4-ludo@gnu.org> (raw)
In-Reply-To: <20201227143809.18554-1-ludo@gnu.org>
* guix/scripts/substitute.scm (%compression-methods): Add zstd.
(compresses-better?): "lzip" always wins.
---
guix/scripts/substitute.scm | 3 +++
1 file changed, 3 insertions(+)
diff --git a/guix/scripts/substitute.scm b/guix/scripts/substitute.scm
index 8084c89ae5..32ebcf1bb9 100755
--- a/guix/scripts/substitute.scm
+++ b/guix/scripts/substitute.scm
@@ -944,6 +944,8 @@ authorized substitutes."
;; supported. See 'decompressed-port' in (guix utils).
`(("gzip" . ,(const #t))
("lzip" . ,(const #t))
+ ("zstd" . ,(lambda ()
+ (resolve-module '(zstd) #t #f #:ensure #f)))
("xz" . ,(const #t))
("bzip2" . ,(const #t))
("none" . ,(const #t))))
@@ -961,6 +963,7 @@ this is a rough approximation."
(match compression1
("none" #f)
("gzip" (string=? compression2 "none"))
+ ("lzip" #t)
(_ (or (string=? compression2 "none")
(string=? compression2 "gzip")))))
--
2.29.2
next prev parent reply other threads:[~2020-12-27 14:39 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-27 14:13 [bug#45460] [PATCH 0/5] Zstd support for 'guix publish' and 'guix substitute' Ludovic Courtès
2020-12-27 14:38 ` [bug#45460] [PATCH 1/5] utils: Remove 'compressed-output-port' Ludovic Courtès
2020-12-27 14:38 ` [bug#45460] [PATCH 2/5] utils: Support zstd compression via Guile-zstd Ludovic Courtès
2020-12-27 14:38 ` [bug#45460] [PATCH 3/5] publish: Add support for zstd compression Ludovic Courtès
2020-12-28 9:17 ` Jonathan Brielmaier
2021-01-03 15:18 ` Ludovic Courtès
2020-12-27 14:38 ` Ludovic Courtès [this message]
2020-12-27 14:38 ` [bug#45460] [PATCH 5/5] doc: Mention optional dependency on Guile-zstd Ludovic Courtès
2020-12-30 9:30 ` [bug#45460] [PATCH 0/5] Zstd support for 'guix publish' and 'guix substitute' Mathieu Othacehe
2021-01-03 15:17 ` Ludovic Courtès
2021-01-13 22:08 ` Ludovic Courtès
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