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[bug#45460] [PATCH 4/5] substitute: Add zstd support.
From: |
Ludovic Courtès |
Subject: |
[bug#45460] [PATCH 4/5] substitute: Add zstd support. |
Date: |
Sun, 27 Dec 2020 15:38:08 +0100 |
* 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