home *** CD-ROM | disk | FTP | other *** search
- #! /bin/sh
-
- # Set a default boot entry for GRUB
- # Copyright (C) 2004 Free Software Foundation, Inc.
- #
- # This file is free software; you can redistribute it and/or modify it
- # under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 2 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful, but
- # WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- # General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program; if not, write to the Free Software
- # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- # Initialize some variables.
- PACKAGE=grub
- VERSION=0.96
-
- rootdir=
- entry=
-
- # Usage: usage
- # Print the usage.
- usage () {
- cat <<EOF
- Usage: grub-set-default [OPTION] entry
- Set the default boot entry for GRUB.
-
- -h, --help print this message and exit
- -v, --version print the version information and exit
- --root-directory=DIR Use the directory DIR instead of the root directory
-
- ENTRY is a number or the special keyword \`default\'.
-
- Report bugs to <bug-grub@gnu.org>.
- EOF
- }
-
- # Check the arguments.
- for option in "$@"; do
- case "$option" in
- -h | --help)
- usage
- exit 0 ;;
- -v | --version)
- echo "grub-set-default (GNU GRUB ${VERSION})"
- exit 0 ;;
- --root-directory=*)
- rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
- -*)
- echo "Unrecognized option \`$option'" 1>&2
- usage
- exit 1
- ;;
- *)
- if test "x$entry" != x; then
- echo "More than one entries?" 1>&2
- usage
- exit 1
- fi
- # We don't care about what the user specified actually.
- entry="${option}" ;;
- esac
- done
-
- if test "x$entry" = x; then
- echo "entry not specified." 1>&2
- usage
- exit 1
- fi
-
- # Determine the GRUB directory. This is different among OSes.
- grubdir=${rootdir}/boot/grub
- if test -d ${grubdir}; then
- :
- else
- grubdir=${rootdir}/grub
- if test -d ${grubdir}; then
- :
- else
- echo "No GRUB directory found under ${rootdir}/" 1>&2
- exit 1
- fi
- fi
-
- file=${grubdir}/default
- if test -f ${file}; then
- chmod 0600 ${file}
- rm -f ${file}
- fi
- cat <<EOF > $file
- $entry
- #
- #
- #
- #
- #
- #
- #
- #
- #
- #
- # WARNING: If you want to edit this file directly, do not remove any line
- # from this file, including this warning. Using \`grub-set-default\' is
- # strongly recommended.
- EOF
-
- # Bye.
- exit 0
-