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system: <boot-parameters> does not use "/dev" device names.

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Fixes <https://bugs.gnu.org/28445>.
Reported by Mark H Weaver and Roel Janssen.

* gnu/system.scm (read-boot-parameters)[ensure-not-/dev]: New procedure.
Use it.
This commit is contained in:
Ludovic Courtès 2017-09-21 22:30:59 +02:00
parent e2a95f8b16
commit db4e8fd5d4
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1 changed files with 15 additions and 11 deletions
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26
gnu/system.scm
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@ -243,6 +243,11 @@ directly by the user."
((? string? device)
device)))
(define (ensure-not-/dev device)
(if (and (string? device) (string-prefix? "/" device))
#f
device))
(match (read port)
(('boot-parameters ('version 0)
('label label) ('root-device root)
@ -277,17 +282,16 @@ directly by the user."
file)))
(store-device
(match (assq 'store rest)
(('store ('device #f) _ ...)
root-device)
(('store ('device device) _ ...)
(device-sexp->device device))
(_ ;the old format
;; Root might be a device path like "/dev/sda1", which is not a
;; suitable GRUB device identifier.
(if (string-prefix? "/" root)
#f
root))))
;; Linux device names like "/dev/sda1" are not suitable GRUB device
;; identifiers, so we just filter them out.
(ensure-not-/dev
(match (assq 'store rest)
(('store ('device #f) _ ...)
root-device)
(('store ('device device) _ ...)
(device-sexp->device device))
(_ ;the old format
root-device))))
(store-mount-point
(match (assq 'store rest)