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authorEfraim Flashner <efraim@flashner.co.il>2020-09-05 21:56:34 +0300
committerEfraim Flashner <efraim@flashner.co.il>2020-09-05 22:30:04 +0300
commitde3c03a47160dec355d9b19ad5ca210d90c15fd7 (patch)
tree4ca6dc05b5fc9530d812bbb269f1c61ab9efccf3 /gnu/system/image.scm
parentab6fe9d362046231ad6f46eccfd1ea2c9c80b401 (diff)
parentb8477cab7bccc4191ed3dfa3f149aec7917834d8 (diff)
downloadguix-patches-de3c03a47160dec355d9b19ad5ca210d90c15fd7.tar
guix-patches-de3c03a47160dec355d9b19ad5ca210d90c15fd7.tar.gz
Merge remote-tracking branch 'origin/master' into staging
Diffstat (limited to 'gnu/system/image.scm')
-rw-r--r--gnu/system/image.scm17
1 files changed, 16 insertions, 1 deletions
diff --git a/gnu/system/image.scm b/gnu/system/image.scm
index 36f56e237d..97c7021454 100644
--- a/gnu/system/image.scm
+++ b/gnu/system/image.scm
@@ -63,7 +63,8 @@
iso9660-image
find-image
- system-image))
+ system-image
+ image-with-label))
;;;
@@ -404,6 +405,20 @@ used in the image. "
#:options `(#:references-graphs ,inputs
#:substitutable? ,substitutable?))))
+(define (image-with-label base-image label)
+ "The volume ID of an ISO is the label of the first partition. This procedure
+returns an image record where the first partition's label is set to <label>."
+ (image
+ (inherit base-image)
+ (partitions
+ (match (image-partitions base-image)
+ ((boot others ...)
+ (cons
+ (partition
+ (inherit boot)
+ (label label))
+ others))))))
+
;;
;; Image creation.