84 lines
2.1 KiB
Text
84 lines
2.1 KiB
Text
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#! /bin/sh -e
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# update-grub helper script.
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# Copyright (C) 2008 Free Software Foundation, Inc.
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#
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# GRUB is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# GRUB is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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prefix=@prefix@
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exec_prefix=@exec_prefix@
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libdir=@libdir@
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. ${libdir}/grub/update-grub_lib
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case "`uname 2>/dev/null`" in
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CYGWIN*) ;;
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*) exit 0 ;;
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esac
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# Try C: even if current system is on other partition.
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case "$SYSTEMDRIVE" in
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[Cc]:) dirlist="C:" ;;
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[D-Zd-z]:) dirlist="C: $SYSTEMDRIVE" ;;
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*) exit 0 ;;
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esac
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get_os_name_from_boot_ini ()
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{
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# Fail if no or more than one partition.
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test "`sed -n 's,^\(\(multi\|scsi\)[^=]*\)=.*$,\1,p' "$1" 2>/dev/null | \
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sort | uniq | wc -l`" = 1 || return 1
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# Search 'default=PARTITION'
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local part=`sed -n 's,^default=,,p' "$1" | sed 's,\\\\,/,g;s,[ \t\r]*$,,;1q'`
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test -n "$part" || return 1
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# Search 'PARTITION="NAME" ...'
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local name=`sed -n 's,\\\\,/,g;s,^'"$part"'="\([^"]*\)".*$,\1,p' "$1" | sed 1q`
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test -n "$name" || return 1
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echo "$name"
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}
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for dir in $dirlist ; do
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# Check for Vista bootmgr.
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if [ -f "$dir"/bootmgr -a -f "$dir"/boot/bcd ] ; then
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OS="Windows Vista bootmgr"
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# Check for NTLDR.
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elif [ -f "$dir"/ntldr -a -f "$dir"/ntdetect.com -a -f "$dir"/boot.ini ] ; then
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OS=`get_os_name_from_boot_ini "$dir"/boot.ini` || OS="Windows NT/2000/XP loader"
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else
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continue
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fi
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# Get boot /dev/ice.
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dev=`${grub_probe} -t device "$dir" 2>/dev/null` || continue
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echo "Found $OS on $dir ($dev)" >&2
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cat << EOF
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menuentry "$OS" {
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EOF
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prepare_grub_to_access_device "$dev" | sed 's,^,\t,'
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cat << EOF
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chainloader +1
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}
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EOF
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done
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