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#!/bin/bash
#
# Generate a isolinux ISO boot image
#
# geniso foo.iso foo.lkrn
#
# the ISO image is the first argument so that a list of .lkrn images
# to include can be specified
#
case $# in
0|1)
echo Usage: $0 foo.iso foo.lkrn ...
exit 1
;;
esac
# This should be the default location of the isolinux.bin file
isolinux_bin=${ISOLINUX_BIN:-util/isolinux.bin}
if [ ! -r $isolinux_bin ]
then
echo $0: $isolinux_bin not found, please install, or set ISOLINUX_BIN in arch/i386/Makefile correctly
exit 1
fi
# There should either be mkisofs or the compatible genisoimage program
mkisofs=`which mkisofs genisoimage 2>/dev/null | head -n1`
if [ -z $mkisofs ]
then
echo $0: mkisofs or genisoimage not found, please install or set PATH
exit 1
fi
out=$1
shift
dir=`mktemp -d bin/iso.dir.XXXXXX`
cfg=$dir/isolinux.cfg
cp -p $isolinux_bin $dir
cat > $cfg <<EOF
# These default options can be changed in the geniso script
SAY iPXE ISO boot image
TIMEOUT 30
EOF
first=
for f
do
if [ ! -r $f ]
then
echo $f does not exist, skipping 1>&2
continue
fi
b=$(basename $f)
g=${b%.lkrn}
g=${g//[^a-z0-9]}.krn
case "$first" in
"")
echo DEFAULT $g
;;
esac
first=$g
echo LABEL $b
echo "" KERNEL $g
cp -p $f $dir/$g
done >> $cfg
$mkisofs -quiet -l -o $out -c boot.cat -b isolinux.bin -no-emul-boot -boot-load-size 4 -boot-info-table $dir
rm -fr $dir
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