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-rw-r--r--gnu/build/vm.scm16
1 files changed, 6 insertions, 10 deletions
diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm
index cc5cf45362..60ee18ebe0 100644
--- a/gnu/build/vm.scm
+++ b/gnu/build/vm.scm
@@ -79,12 +79,9 @@ it via /dev/hda.
REFERENCES-GRAPHS can specify a list of reference-graph files as produced by
the #:references-graphs parameter of 'derivation'."
- (define image-file
- (string-append "image." disk-image-format))
-
(when make-disk-image?
(unless (zero? (system* "qemu-img" "create" "-f" disk-image-format
- image-file
+ output
(number->string disk-image-size)))
(error "qemu-img failed")))
@@ -115,7 +112,7 @@ the #:references-graphs parameter of 'derivation'."
builder)
(append
(if make-disk-image?
- `("-drive" ,(string-append "file=" image-file
+ `("-drive" ,(string-append "file=" output
",if=virtio"))
'())
;; Only enable kvm if we see /dev/kvm exists.
@@ -126,11 +123,10 @@ the #:references-graphs parameter of 'derivation'."
'()))))
(error "qemu failed" qemu))
- (if make-disk-image?
- (copy-file image-file output)
- (begin
- (mkdir output)
- (copy-recursively "xchg" output))))
+ ;; When MAKE-DISK-IMAGE? is true, the image is in OUTPUT already.
+ (unless make-disk-image?
+ (mkdir output)
+ (copy-recursively "xchg" output)))
;;;