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authorLudovic Courtès <ludo@gnu.org>2017-10-03 22:27:27 +0200
committerLudovic Courtès <ludo@gnu.org>2017-10-11 11:12:33 +0200
commit9976c76aab2fe75d7fc672034090e19bdab6879c (patch)
treeca63380f7b926c21df7f9cc4edbedc641d43d41d /gnu/build
parent1c65cca5743e9171bbd94307195f123d26c0535e (diff)
downloadgnu-guix-9976c76aab2fe75d7fc672034090e19bdab6879c.tar
gnu-guix-9976c76aab2fe75d7fc672034090e19bdab6879c.tar.gz
file-systems: Preserve UUID types when serializing.
Reported by Roel Janssen <roel@gnu.org> at <https://lists.gnu.org/archive/html/help-guix/2017-09/msg00094.html>. * gnu/system/file-systems.scm (file-system->spec): When DEVICE is a UUID, serialize it in a way that preserves its type. (spec->file-system): Adjust accordingly. * gnu/build/file-systems.scm (canonicalize-device-spec): Add case for when SPEC is 'uuid?'.
Diffstat (limited to 'gnu/build')
-rw-r--r--gnu/build/file-systems.scm11
1 files changed, 6 insertions, 5 deletions
diff --git a/gnu/build/file-systems.scm b/gnu/build/file-systems.scm
index bcb0c53628..093f60d701 100644
--- a/gnu/build/file-systems.scm
+++ b/gnu/build/file-systems.scm
@@ -450,8 +450,7 @@ the following:
\"/dev/sda1\";
• 'label', in which case SPEC is known to designate a partition label--e.g.,
\"my-root-part\";
- • 'uuid', in which case SPEC must be a UUID (a 16-byte bytevector)
- designating a partition;
+ • 'uuid', in which case SPEC must be a UUID designating a partition;
• 'any', in which case SPEC can be anything.
"
(define max-trials
@@ -497,9 +496,11 @@ the following:
(resolve find-partition-by-label spec identity))
((uuid)
(resolve find-partition-by-uuid
- (if (string? spec)
- (string->uuid spec)
- spec)
+ (cond ((string? spec)
+ (string->uuid spec))
+ ((uuid? spec)
+ (uuid-bytevector spec))
+ (else spec))
uuid->string))
(else
(error "unknown device title" title))))