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authorLudovic Courtès <ludo@gnu.org>2019-07-10 19:58:30 +0200
committerLudovic Courtès <ludo@gnu.org>2019-07-11 23:13:26 +0200
commit5c3d44303e1bb75d45334af5cf86cde723da0371 (patch)
treec9827bb70c4d12c792bf24042a38ffdd36f879af /guix/scripts/pull.scm
parent878a6baa4c705f4d551b60c5aa254246e0abc922 (diff)
downloadgnu-guix-5c3d44303e1bb75d45334af5cf86cde723da0371.tar
gnu-guix-5c3d44303e1bb75d45334af5cf86cde723da0371.tar.gz
guix gc: Correctly handle '--delete-generations' with no arguments.
Previously, 'guix gc --delete-generations' would crash: the "" pattern would be passed to 'matching-generations', which would return #f instead of returning a list. Reported by Raghav Gururajan <rvgn@disroot.org> in <https://bugs.gnu.org/36466>. * guix/ui.scm (matching-generations): Raise an error when passed an invalid pattern. * guix/scripts/gc.scm (delete-old-generations): Check if PATTERN is true. (%options): Leave ARG as-is for 'delete-generations'. (guix-gc): Use 'assq' instead of 'assoc-ref' for 'delete-generations'. * guix/scripts/package.scm (delete-matching-generations): Replace (string-null? pattern) with (not pattern). Remove 'else' clause. (%options): Leave ARG as-is for 'delete-generations'. * guix/scripts/pull.scm (%options): Leave ARG as-is for 'list-generations'. (process-query): Replace (string-null? pattern) with (not pattern). * guix/scripts/system.scm (list-generations): Likewise, and remove 'else' clause. (process-command): Use #f instead of "" when no pattern is given.
Diffstat (limited to 'guix/scripts/pull.scm')
-rw-r--r--guix/scripts/pull.scm4
1 files changed, 2 insertions, 2 deletions
diff --git a/guix/scripts/pull.scm b/guix/scripts/pull.scm
index 2d428546c9..7895c19914 100644
--- a/guix/scripts/pull.scm
+++ b/guix/scripts/pull.scm
@@ -117,7 +117,7 @@ Download and deploy the latest version of Guix.\n"))
(alist-cons 'channel-file arg result)))
(option '(#\l "list-generations") #f #t
(lambda (opt name arg result)
- (cons `(query list-generations ,(or arg ""))
+ (cons `(query list-generations ,arg)
result)))
(option '(#\N "news") #f #f
(lambda (opt name arg result)
@@ -486,7 +486,7 @@ list of package changes.")))))
(cond ((not (file-exists? profile)) ; XXX: race condition
(raise (condition (&profile-not-found-error
(profile profile)))))
- ((string-null? pattern)
+ ((not pattern)
(list-generations profile (profile-generations profile)))
((matching-generations pattern profile)
=>