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| author | Julien Lepiller <julien@lepiller.eu> | 2020-08-29 15:34:56 +0200 |
|---|---|---|
| committer | Julien Lepiller <julien@lepiller.eu> | 2020-08-31 16:12:16 +0200 |
| commit | 036f23f053ee6bd34c6d387debb4a9166561dd02 (patch) | |
| tree | e0f044c4daad297d1a2f033e1fc47cf5294ad1fe /gnu/system/image.scm | |
| parent | 7e90e28a156ddc25e3822b931a608890caf3efee (diff) | |
| download | guix-036f23f053ee6bd34c6d387debb4a9166561dd02.tar guix-036f23f053ee6bd34c6d387debb4a9166561dd02.tar.gz | |
guix: system: Add `--label' option.
* guix/scripts/system.scm (%options): Add `--label'.
(system-derivation-for-action): Take a #:label key to set volume ID.
(perform-action): Take a #:label key.
(%default-options): Add default label value.
(process-action): Pass label value from command-line to perform-action.
* gnu/system/image.scm (image-with-label): New procedure.
Diffstat (limited to 'gnu/system/image.scm')
| -rw-r--r-- | gnu/system/image.scm | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/gnu/system/image.scm b/gnu/system/image.scm index c1a718d607..733f2bfa8d 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)) ;;; @@ -407,6 +408,20 @@ used in the image. " #: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. |