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author | Ludovic Courtès <ludo@gnu.org> | 2019-04-20 22:34:28 +0200 |
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committer | Ludovic Courtès <ludo@gnu.org> | 2019-04-21 00:51:18 +0200 |
commit | 6901b9248ea21f81f033e7b0de32502e389a5b71 (patch) | |
tree | f3aca59c6648a5125f2b7fb74b309eb8ea1e382a /gnu/build | |
parent | 833480cc1fa934b64a192fe7b2401491d4f169df (diff) | |
download | guix-6901b9248ea21f81f033e7b0de32502e389a5b71.tar.gz |
vm: Reset file timestamps of the EFI image in ISO images.
Partly fixes <https://bugs.gnu.org/35283>. * gnu/build/vm.scm (make-iso9660-image): Set the 'SOURCE_DATE_EPOCH' environment variable.
Diffstat (limited to 'gnu/build')
-rw-r--r-- | gnu/build/vm.scm | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm index 75f1394d1a..a63a5d2eea 100644 --- a/gnu/build/vm.scm +++ b/gnu/build/vm.scm @@ -37,6 +37,7 @@ #:use-module (ice-9 popen) #:use-module (srfi srfi-1) #:use-module (srfi srfi-9) + #:use-module (srfi srfi-19) #:use-module (srfi srfi-26) #:export (qemu-command load-in-linux-vm @@ -458,6 +459,15 @@ GRUB configuration and OS-DRV as the stuff in it." closures) (register-bootcfg-root "/tmp/root" config-file)) + ;; 'grub-mkrescue' calls out to mtools programs to create 'efi.img', a FAT + ;; file system image, and mtools honors SOURCE_DATE_EPOCH for the mtime of + ;; those files. The epoch for FAT is Jan. 1st 1980, not 1970, so choose + ;; that. + (setenv "SOURCE_DATE_EPOCH" + (number->string + (time-second + (date->time-utc (make-date 0 0 0 0 1 1 1980 0))))) + (let ((pipe (apply open-pipe* OPEN_WRITE grub-mkrescue "-o" target |