Listing 6. This /ltsp/i386/usr/src/bootfloppy makes a floppy
network boot for several models of network card.

#! /bin/bash
if test "$EUID" != "0"; then exec sudo $0; fi

# Configuration options
L="eepro100 rtl8029 rtl8139 tulip 3c905c-tpo"
E=etherboot-5.0.10/src
item=3c905c-t

F=${0}.img
M=$F.mnt
C=$M/syslinux.cfg
CC=$M/toc.txt

# Create the virtual bootable floppy disk
dd if=/dev/zero of=$F bs=1024 count=1440
mkdir -p $M; mkdosfs $F; syslinux $F
mount -t vfat -o loop $F $M

# Populate the floppy with configuration files
cat <<END >$CC
This floppy image is at http://ltsp$F
The bootloaders are built using $E
If you don't have a $item, you need to type
in the card name below. If your network card is
not listed, please notify $USER@qm.com To change the
default permanently, you need to edit the
file `basename $C`
END

cat <<END > $C
display `basename $CC`
prompt 1
timeout 100
default $item
END

# Now add the bootable images
for item in $L
do      T=bin32/$item.lzlilo
        pushd $E; make $T; popd
        item=${item:0:8}
        cp $E/$T $M/$item
        echo >>$CC "     $item"
done
flip -m $C
flip -m $CC

# Release the floppy disk
df $M; umount $M; rmdir $M