Petit tas de questions plus ou (beaucoup) moins pertinentes

set -e

TARGET=""

MBR=""

 
# Find out which partition or disk are we using

MYMNT=$(cd -P $(dirname $0) ; pwd)

while [ "$MYMNT" != "" -a "$MYMNT" != "." -a "$MYMNT" != "/" ]; do

   TARGET=$(egrep "[^[:space:]]+[[:space:]]+$MYMNT[[:space:]]+" /proc/mounts | cut -d " " -f 1)

   if [ "$TARGET" != "" ]; then break; fi

   MYMNT=$(dirname "$MYMNT")

done

 
if [ "$TARGET" = "" ]; then

   echo "Can't find device to install to."

   echo "Make sure you run this script from a mounted device."

   exit 1

fi

 
if [ "$(cat /proc/mounts | grep "^$TARGET" | grep noexec)" ]; then

   echo "The disk $TARGET is mounted with noexec parameter, trying to remount..."

   mount -o remount,exec "$TARGET"

fi

 
MBR=$(echo "$TARGET" | sed -r "s/[0-9]+\$//g")

NUM=${TARGET:${#MBR}}

cd "$MYMNT"

 
clear

echo "-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-"

echo "                        Welcome to Slax boot installer                         "

echo "-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-"

echo

echo "This installer will setup disk $TARGET to boot only Slax."

if [ "$MBR" != "$TARGET" ]; then

   echo

   echo "Warning! Master boot record (MBR) of $MBR will be overwritten."

   echo "If you use $MBR to boot any existing operating system, it will not work"

   echo "anymore. Only Slax will boot from this device. Be careful!"

fi

echo

echo "Press any key to continue, or Ctrl+C to abort..."

read junk

clear

 
echo "Flushing filesystem buffers, this may take a while..."

sync

 
# setup MBR if the device is not in superfloppy format

if [ "$MBR" != "$TARGET" ]; then

   echo "Setting up MBR on $MBR..."

   ./boot/syslinux/lilo -S /dev/null -M $MBR ext # this must be here to support -A for extended partitions

   echo "Activating partition $TARGET..."

   ./boot/syslinux/lilo -S /dev/null -A $MBR $NUM

   echo "Updating MBR on $MBR..." # this must be here because LILO mbr is bad. mbr.bin is from syslinux

   cat ./boot/syslinux/mbr.bin > $MBR

fi

 
echo "Setting up boot record for $TARGET..."

./boot/syslinux/syslinux -d boot/syslinux $TARGET

 
echo "Disk $TARGET should be bootable now. Installation finished."

 
echo

echo "Read the information above and then press any key to exit..."

read junk

#!/bin/bash

# This script will make almost ANY partition bootable, regardless the filesystem

# used on it. bootinst.sh/.bat is only for FAT filesystems, while this one should

# work everywhere. Moreover it setups a 'slaxchanges' directory to be used for

# persistent changes.

 
set -e

TARGET=""

MBR=""

 
# Find out which partition or disk are we using

MYMNT=$(cd -P $(dirname $0) ; pwd)

while [ "$MYMNT" != "" -a "$MYMNT" != "." -a "$MYMNT" != "/" ]; do

   TARGET=$(egrep "[^[:space:]]+[[:space:]]+$MYMNT[[:space:]]+" /proc/mounts | cut -d " " -f 1)

   if [ "$TARGET" != "" ]; then break; fi

   MYMNT=$(dirname "$MYMNT")