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gnu: image: Add support for unformatted partitions. 

* gnu/build/image.scm (make-unformatted-image): New procedure.
(make-partition-image): Add support for unformatted partition.
* gnu/system/image.scm (system-disk-image)[partition->gpt-type]: Add
case for using unformatted partition uuid.
This commit is contained in:
Efraim Flashner 2023-05-28 11:03:17 +03:00
parent 39250fc622
commit cd55aa9801
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2 changed files with 15 additions and 0 deletions
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11
gnu/build/image.scm
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@ -7,6 +7,7 @@
;;; Copyright © 2020 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2022 Pavel Shlyak <p.shlyak@pantherx.org>
;;; Copyright © 2022 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
;;; Copyright © 2023 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@ -122,6 +123,14 @@ turn doesn't take any constant overhead into account, force a 1-MiB minimum."
(string-append "::" file))))
(scandir root))))
(define* (make-unformatted-image partition target)
"Make an unformatted partition of a certain size."
(let ((size (partition-size partition)))
;; Create the file and then truncate it to the desired size.
(with-output-to-file target
(lambda _ (display "")))
(truncate-file target size)))
(define* (make-partition-image partition-sexp target root)
"Create and return the image of PARTITION-SEXP as TARGET. Use the given
ROOT directory to populate the image."
@ -134,6 +143,8 @@ ROOT directory to populate the image."
(make-vfat-image partition target root 16))
((string=? type "fat32")
(make-vfat-image partition target root 32))
((string=? type "unformatted")
(make-unformatted-image partition target))
(else
(raise (condition
(&message

4
gnu/system/image.scm
View File

@ -4,6 +4,7 @@
;;; Copyright © 2022 Pavel Shlyak <p.shlyak@pantherx.org>
;;; Copyright © 2022 Denis 'GNUtoo' Carikli <GNUtoo@cyberdimension.org>
;;; Copyright © 2022 Alex Griffin <a@ajgrf.com>
;;; Copyright © 2023 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@ -390,6 +391,9 @@ used in the image."
((or (string=? file-system "vfat")
(string=? file-system "fat16")
(string=? file-system "fat32")) "F")
((and (string=? file-system "unformatted")
(partition-uuid partition))
(uuid->string (partition-uuid partition)))
(else
(raise (condition
(&message