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[bug#54997,v2,02/15] file-systems: Avoid load-time warnings when attempting to load (guix store).

Message ID 20220427165635.8015-3-ludo@gnu.org
State Accepted
Headers show
Series Add "least authority" program wrapper | expand

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Commit Message

Ludovic Courtès April 27, 2022, 4:56 p.m. UTC 
This makes sure warnings like "incompatible bytecode version" don't go
through when looking for (guix store).

* gnu/system/file-systems.scm (%store-prefix): Parameterize
'current-warning-port' around 'resolve-module' call.
---
 gnu/system/file-systems.scm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/gnu/system/file-systems.scm b/gnu/system/file-systems.scm
index 437f8da898..f8f4276283 100644
--- a/gnu/system/file-systems.scm
+++ b/gnu/system/file-systems.scm
@@ -1,5 +1,5 @@ 
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013-2021 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013-2022 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2020 Google LLC
 ;;; Copyright © 2020 Jakub Kądziołka <kuba@kadziolka.net>
 ;;; Copyright © 2020, 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com>
@@ -272,7 +272,8 @@  (define (%store-prefix)
   ;; Note: If we have (guix store database) in the search path and we do *not*
   ;; have (guix store) proper, 'resolve-module' returns an empty (guix store)
   ;; with one sub-module.
-  (cond ((and=> (resolve-module '(guix store) #:ensure #f)
+  (cond ((and=> (parameterize ((current-warning-port (%make-void-port "w0")))
+                  (resolve-module '(guix store) #:ensure #f))
                 (lambda (store)
                   (module-variable store '%store-prefix)))
          =>