diff options
Diffstat (limited to 'gnu/packages/patches/grub-efi-fat-serial-number.patch')
| -rw-r--r-- | gnu/packages/patches/grub-efi-fat-serial-number.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gnu/packages/patches/grub-efi-fat-serial-number.patch b/gnu/packages/patches/grub-efi-fat-serial-number.patch new file mode 100644 index 0000000000..ad92f9bc9e --- /dev/null +++ b/gnu/packages/patches/grub-efi-fat-serial-number.patch @@ -0,0 +1,27 @@ +Change 'grub-mkrescue' to honor the 'GRUB_FAT_SERIAL_NUMBER' +environment variable. That way, the caller can specify a fixed +serial number (instead of the randomly chosen one) to create EFI +images (the 'efi.img' file) that are reproducible bit-for-bit. + +Patch by Ludovic Courtès <ludo@gnu.org>. + +--- grub-2.02/util/grub-mkrescue.c 2019-04-20 19:15:26.180242812 +0200 ++++ grub-2.02/util/grub-mkrescue.c 2019-04-20 21:56:34.672370849 +0200 +@@ -788,8 +788,15 @@ main (int argc, char *argv[]) + + efiimgfat = grub_util_path_concat (2, iso9660_dir, "efi.img"); + int rv; +- rv = grub_util_exec ((const char * []) { "mformat", "-C", "-f", "2880", "-L", "16", "-i", +- efiimgfat, "::", NULL }); ++ ++ const char *fat_serial_number = getenv ("GRUB_FAT_SERIAL_NUMBER"); ++ const char *mformat_args[] = ++ { "mformat", "-C", "-f", "2880", "-L", "16", ++ fat_serial_number != NULL ? "-N" : "-C", ++ fat_serial_number != NULL ? fat_serial_number : "-C", ++ "-i", efiimgfat, "::", NULL }; ++ ++ rv = grub_util_exec (mformat_args); + if (rv != 0) + grub_util_error ("`%s` invocation failed\n", "mformat"); + rv = grub_util_exec ((const char * []) { "mcopy", "-s", "-i", efiimgfat, efidir_efi, "::/", NULL }); |