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authorLudovic Courtès <ludo@gnu.org>2014-12-09 11:06:22 +0100
committerLudovic Courtès <ludo@gnu.org>2014-12-09 11:06:50 +0100
commit6412e58a6843aaec573a65bacf58308ac4ee9035 (patch)
tree92436fe36dd881ea007db92fbde656e7093b8dcd /guix/scripts/system.scm
parentf6d9b3ded7642260915e2217b856c376940e2aa3 (diff)
downloadgnu-guix-6412e58a6843aaec573a65bacf58308ac4ee9035.tar
gnu-guix-6412e58a6843aaec573a65bacf58308ac4ee9035.tar.gz
system: Don't make /boot/grub/grub.cfg a symlink to the store.
This would not work when /boot is a separate partition, as reported by Nikita Karetnikov <nikita@karetnikov.org> in <http://bugs.gnu.org/19220>. This fixes a regression introduced in 39d1f82. * gnu/build/install.scm (install-grub): Copy GRUB.CFG instead of symlinking it, as was the case before 39d1f82. * gnu/build/vm.scm (register-grub.cfg-root): Add 'grub.cfg' parameter. Make it a permanent GC root instead of an indirect GC root. (initialize-hard-disk): Adjust accordingly. * guix/scripts/system.scm (install-grub*): Replace use of 'add-indirect-root' by the addition of a permanent GC root in %GC-ROOTS-DIRECTORY.
Diffstat (limited to 'guix/scripts/system.scm')
-rw-r--r--guix/scripts/system.scm13
1 files changed, 11 insertions, 2 deletions
diff --git a/guix/scripts/system.scm b/guix/scripts/system.scm
index 6a2586086e..27404772b7 100644
--- a/guix/scripts/system.scm
+++ b/guix/scripts/system.scm
@@ -134,14 +134,23 @@ TARGET, and register them."
(define (install-grub* grub.cfg device target)
"This is a variant of 'install-grub' with error handling, lifted in
%STORE-MONAD"
- (let ((add-root (store-lift add-indirect-root)))
+ (let* ((gc-root (string-append %gc-roots-directory "/grub.cfg"))
+ (temp-gc-root (string-append gc-root ".new"))
+ (delete-file (lift1 delete-file %store-monad))
+ (make-symlink (lift2 switch-symlinks %store-monad))
+ (rename (lift2 rename-file %store-monad)))
(mbegin %store-monad
+ ;; Prepare the symlink to GRUB.CFG to make sure that it's a GC root when
+ ;; 'install-grub' completes (being a bit paranoid.)
+ (make-symlink temp-gc-root grub.cfg)
+
(munless (false-if-exception (install-grub grub.cfg device target))
+ (delete-file temp-gc-root)
(leave (_ "failed to install GRUB on device '~a'~%") device))
;; Register GRUB.CFG as a GC root so that its dependencies (background
;; image, font, etc.) are not reclaimed.
- (add-root "/boot/grub/grub.cfg"))))
+ (rename temp-gc-root gc-root))))
(define* (install os-drv target
#:key (log-port (current-output-port))