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- #!/bin/bash -e
-
- if test ! -f /boot/grub/core.img ; then
- echo -e "\ncore.img doestn't exist, trying to create it.\n" >&2
- grub-install --no-floppy --grub-setup=/bin/true "(hd0)" > /dev/null
- fi
-
- echo RESET grub-pc/install_devices | debconf-communicate
-
- # Pretend we're upgrading grub-pc. This will make our postinst DTRT.
- /var/lib/dpkg/info/grub-pc.postinst configure dummy-version
-
- if test ! -f /boot/grub/grub.cfg ; then
- echo -e "\nCalling update-grub to generate grub.cfg\n" >&2
- update-grub || cat << EOF
- Failed to generate /boot/grub/grub.cfg but GRUB2 has been already installed to
- your MBR.
- THIS MEANS YOU HAVE CURRENTLY AN UNBOOTABLE SYSTEM.
- Either fix the error from update-grub and run $0 again
- or install old grub again and run grub-install from it to have again
- grub-legacy in your MBR.
- EOF
- fi
-
- # These never contain any valuable information, and they aren't useful for
- # boot anymore, since we just overwrote MBR/PBR.
- rm -f /boot/grub/{{xfs,reiserfs,e2fs,fat,jfs,minix}_stage1_5,stage{1,2}}
-
- cat << EOF
-
- GRUB Legacy has been removed, but its configuration files have been preserved,
- since this script cannot determine if they contain valuable information. If
- you would like to remove the configuration files as well, use the following
- command:
-
- rm -f /boot/grub/menu.lst*
-
- EOF
-