121 lines
2.9 KiB
Plaintext
121 lines
2.9 KiB
Plaintext
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#! /bin/sh -e
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# update-grub helper script, modified for bootchart entry.
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# Copyright (C) 2006,2007,2008 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=/usr
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exec_prefix=/usr
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libdir=/usr/lib
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. ${libdir}/grub/grub-mkconfig_lib
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if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
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OS=GNU/Linux
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else
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OS="${GRUB_DISTRIBUTOR} GNU/Linux"
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fi
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test_numeric ()
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{
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local a=$1
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local cmp=$2
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local b=$3
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if [ "$a" = "$b" ] ; then
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case $cmp in
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ge|eq|le) return 0 ;;
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gt|lt) return 1 ;;
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esac
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fi
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if [ "$cmp" = "lt" ] ; then
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c=$a
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a=$b
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b=$c
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fi
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if (echo $a ; echo $b) | sort -n | head -n 1 | grep -qx $b ; then
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return 0
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else
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return 1
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fi
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}
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test_gt ()
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{
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local a=`echo $1 | sed -e "s/vmlinu[zx]-//g"`
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local b=`echo $2 | sed -e "s/vmlinu[zx]-//g"`
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local cmp=gt
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if [ "x$b" = "x" ] ; then
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return 0
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fi
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case $a:$b in
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*.old:*.old) ;;
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*.old:*) a=`echo -n $a | sed -e s/\.old$//g` ; cmp=gt ;;
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*:*.old) b=`echo -n $b | sed -e s/\.old$//g` ; cmp=ge ;;
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esac
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test_numeric $a $cmp $b
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return $?
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}
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find_latest ()
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{
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local a=""
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for i in $@ ; do
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if test_gt "$i" "$a" ; then
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a="$i"
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fi
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done
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echo "$a"
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}
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list=`for i in /boot/vmlinu[xz]-* /vmlinu[xz]-* ; do
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if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
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done`
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while [ "x$list" != "x" ] ; do
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linux=`find_latest $list`
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echo "Found linux image: $linux" >&2
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basename=`basename $linux`
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dirname=`dirname $linux`
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grub_dirname=`echo ${dirname} | sed -e "s%^/boot%${GRUB_DRIVE_BOOT}%g"`
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version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
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alt_version=`echo $version | sed -e "s,\.old$,,g"`
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initrd=
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for i in "initramfs.img-${version}" "initramfs-${version}.img" \
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"initramfs.img-${alt_version}" "initramfs-${alt_version}.img"; do
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if test -e "${dirname}/${i}" ; then
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initrd="$i"
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break
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fi
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done
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if test -n "${initrd}" ; then
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echo "Found initrd image: ${dirname}/${initrd}" >&2
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fi
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cat << EOF
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menuentry "${OS}, linux ${version} (bootchart)" {
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linux ${grub_dirname}/${basename} root=${GRUB_DEVICE} ro ${GRUB_CMDLINE_LINUX} init=/sbin/bootchartd
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EOF
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if test -n "${initrd}" ; then
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cat << EOF
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initrd ${grub_dirname}/${initrd}
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EOF
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fi
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cat << EOF
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}
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EOF
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list=`echo $list | tr ' ' '\n' | grep -vx $linux | tr '\n' ' '`
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done
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