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-rwxr-xr-xscripts/build/lb_binary_iso9
1 files changed, 8 insertions, 1 deletions
diff --git a/scripts/build/lb_binary_iso b/scripts/build/lb_binary_iso
index ca460c4..ad7357e 100755
--- a/scripts/build/lb_binary_iso
+++ b/scripts/build/lb_binary_iso
@@ -163,7 +163,14 @@ input_dir=/usr/lib/grub/i386-pc
# build core.img
core_img=\$(mktemp)
-grub-mkimage -d \${input_dir} -o \${core_img} biosdisk iso9660
+
+# first version requiring -O is 1.98+20100527, see #584415
+if [ "$(grub-mkimage --help | grep '\-O')" ]
+then
+ grub-mkimage -d \${input_dir} -o \${core_img} -O i386-pc biosdisk iso9660
+else
+ grub-mkimage -d \${input_dir} -o \${core_img} biosdisk iso9660
+fi
# build grub_eltorito image
cat \${input_dir}/cdboot.img \${core_img} > binary/boot/grub/grub_eltorito