From 0055a803e204b8df98469413c6fbc8a8f730842c Mon Sep 17 00:00:00 2001 From: Josselin Poiret Date: Sun, 6 Feb 2022 22:20:44 +0100 Subject: [PATCH] system: Add helper file-system-mount-point-predicate. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * gnu/system/file-systems.scm (file-system-mount-point-predicate): Add it. Signed-off-by: Ludovic Courtès --- gnu/system/file-systems.scm | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/gnu/system/file-systems.scm b/gnu/system/file-systems.scm index e1d1fb72cc..437f8da898 100644 --- a/gnu/system/file-systems.scm +++ b/gnu/system/file-systems.scm @@ -60,6 +60,7 @@ (define-module (gnu system file-systems) file-system-location file-system-type-predicate + file-system-mount-point-predicate btrfs-subvolume? btrfs-store-subvolume-file-name @@ -671,6 +672,12 @@ (define (file-system-type-predicate type) (lambda (fs) (string=? (file-system-type fs) type))) +(define (file-system-mount-point-predicate mount-point) + "Return a predicate that, when passed a file system, returns #t if that file +system has the given MOUNT-POINT." + (lambda (fs) + (string=? (file-system-mount-point fs) mount-point))) + ;;; ;;; Btrfs specific helpers.