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#!/bin/sh
default=0
timeout=5
verbose=0
# read in extlinux settings
source /etc/extlinux.conf
everbose() {
if [ "$verbose" = "0" ]; then
return
fi
echo $*
}
everbose "Updating extlinux configuration."
if [ "x$root" = "x" ]; then
everbose "WARNING: Root device not specified, determining automatically."
everbose -n "Root device is: "
export `blkid -o export /dev/root`
root=UUID=$UUID
everbose $root
fi
everbose "Installing mboot.c32 to /boot."
cp /usr/share/syslinux/mboot.c32 /boot
everbose "Installing menu.c32 to /boot."
cp /usr/share/syslinux/menu.c32 /boot
rtimeout=$((${timeout}\*10))
# vesa menu has been requested?
if [ "$fancy_menu" = "1" ]; then
everbose "Installing vesamenu.c32 to /boot."
cp /usr/share/syslinux/vesamenu.c32 /boot
echo "DEFAULT vesamenu.c32" > /boot/extlinux.conf.new
echo "PROMPT 0" >> /boot/extlinux.conf.new
echo "MENU TITLE Alpine/$(uname -s) Boot Menu" >> /boot/extlinux.conf.new
if [ "$hidden" = "1" ]; then
echo "MENU HIDDEN" >> /boot/extlinux.conf.new
fi
echo "MENU AUTOBOOT Alpine will be booted automatically in # seconds." >> /boot/extlinux.conf.new
echo "TIMEOUT $rtimeout" >> /boot/extlinux.conf.new
else
echo "DEFAULT menu.c32" > /boot/extlinux.conf.new
echo "PROMPT 0" >> /boot/extlinux.conf.new
echo "MENU TITLE Alpine/$(uname -s) Boot Menu" >> /boot/extlinux.conf.new
if [ "$hidden" = "1" ]; then
echo "MENU HIDDEN" >> /boot/extlinux.conf.new
fi
echo "MENU AUTOBOOT Alpine will be booted automatically in # seconds." >> /boot/extlinux.conf.new
echo "TIMEOUT $rtimeout" >> /boot/extlinux.conf.new
fi
lst=0
for kernel in $(find /boot -name vmlinuz-* -type f); do
tag=$(basename $kernel | cut -b9-)
everbose "Found kernel: $kernel"
if [ -f "/boot/initramfs-$tag" ]; then
everbose "Found initramfs: /boot/initramfs-$tag"
initramfs="initrd=initramfs-$tag"
fi
echo "LABEL $lst" >> /boot/extlinux.conf.new
if [ "$lst" = "$default" ]; then
echo " MENU DEFAULT" >> /boot/extlinux.conf.new
fi
echo " MENU LABEL Linux $tag" >> /boot/extlinux.conf.new
echo " KERNEL $(basename $kernel)" >> /boot/extlinux.conf.new
echo " APPEND $initramfs root=$root modules=$modules $default_kernel_opts" >> /boot/extlinux.conf.new
lst=$(($lst + 1))
done
if [ -f "/boot/memtest" ]; then
everbose "Found memtest86+: /boot/memtest"
echo "LABEL $lst" >> /boot/extlinux.conf.new
echo " MENU LABEL Memtest86+" >> /boot/extlinux.conf.new
echo " KERNEL memtest" >> /boot/extlinux.conf.new
lst=$(($lst + 1))
fi
everbose "$lst entries found."
mv /boot/extlinux.conf.new /boot/extlinux.conf
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