linux-initrd: Populate the initrd's store with complete closures.

* gnu/system/linux-initrd.scm (expression->initrd): Add 'graph-files'.
  Use (guix build store-copy) and 'populate-store' instead of local
  hack.  Pass #:references-graphs to 'gexp->derivation'.
This commit is contained in:
Ludovic Courtès 2014-09-06 23:30:28 +02:00
parent 1456cff18f
commit 49fa9381b8

View file

@ -68,6 +68,12 @@ (define* (expression->initrd exp
;; General Linux overview in `Documentation/early-userspace/README' and
;; `Documentation/filesystems/ramfs-rootfs-initramfs.txt'.
(define graph-files
(unfold-right zero?
number->string
1-
(length to-copy)))
(mlet %store-monad ((source (imported-modules modules))
(compiled (compiled-modules modules))
(module-dir (flat-linux-module-directory linux
@ -77,6 +83,7 @@ (define builder
#~(begin
(use-modules (gnu build linux-initrd)
(guix build utils)
(guix build store-copy)
(ice-9 pretty-print)
(ice-9 popen)
(ice-9 match)
@ -98,6 +105,7 @@ (define builder
(effective-version))))
(mkdir #$output)
(mkdir "contents")
(with-directory-excursion "contents"
(copy-recursively #$guile ".")
(call-with-output-file "init"
@ -127,17 +135,9 @@ (define builder
(mkdir "modules")
(copy-recursively #$module-dir "modules")
(let ((store #$(string-append "." (%store-prefix)))
(to-copy '#$to-copy))
(unless (null? to-copy)
(mkdir-p store))
;; XXX: Should we do export-references-graph?
(for-each (lambda (input)
(let ((target
(string-append store "/"
(basename input))))
(copy-recursively input target)))
to-copy))
;; Populate the initrd's store.
(with-directory-excursion ".."
(populate-store '#$graph-files "contents"))
;; Reset the timestamps of all the files that will make it in the
;; initrd.
@ -150,7 +150,9 @@ (define builder
(gexp->derivation name builder
#:modules '((guix build utils)
(gnu build linux-initrd)))))
(guix build store-copy)
(gnu build linux-initrd))
#:references-graphs (zip graph-files to-copy))))
(define (flat-linux-module-directory linux modules)
"Return a flat directory containing the Linux kernel modules listed in