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authorLudovic Courtès <ludo@gnu.org>2019-04-20 23:52:09 +0200
committerLudovic Courtès <ludo@gnu.org>2019-04-21 00:51:18 +0200
commit52b5fe5bcf39ec54a7ff4f4230b4bd390b859a32 (patch)
treeee8d1f60fecce7b170e02bd1c142186dc43d05eb /gnu/packages
parent6901b9248ea21f81f033e7b0de32502e389a5b71 (diff)
downloadguix-52b5fe5bcf39ec54a7ff4f4230b4bd390b859a32.tar.gz
gnu: grub: 'grub-mkrescue' honors 'GRUB_FAT_SERIAL_NUMBER'.
* gnu/packages/patches/grub-efi-fat-serial-number.patch: New file.
* gnu/packages/bootloaders.scm (grub)[source](patches): Add it.
* gnu/local.mk (dist_patch_DATA): Add it.
Diffstat (limited to 'gnu/packages')
-rw-r--r--gnu/packages/bootloaders.scm3
-rw-r--r--gnu/packages/patches/grub-efi-fat-serial-number.patch27
2 files changed, 29 insertions, 1 deletions
diff --git a/gnu/packages/bootloaders.scm b/gnu/packages/bootloaders.scm
index d6ef7d52b5..b4eabaea48 100644
--- a/gnu/packages/bootloaders.scm
+++ b/gnu/packages/bootloaders.scm
@@ -90,7 +90,8 @@
               (base32
                "03vvdfhdmf16121v7xs8is2krwnv15wpkhkf16a4yf8nsfc3f2w1"))
              (patches (search-patches "grub-check-error-efibootmgr.patch"
-                                      "grub-binutils-compat.patch"))))
+                                      "grub-binutils-compat.patch"
+                                      "grub-efi-fat-serial-number.patch"))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases (modify-phases %standard-phases
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 });