else
# isoinfo is part of both mkisofs and genisoimage so we're good
bootoff=$(isoinfo -l -i "${ISO_OUTPUT}/${ISO_NAME}" | \
- sed -n '/^.*\[ *\([0-9]*\)[] ].* ISOLINUX.BIN;1 *$/s//\1/p')
+ sed -n '/^.*\[ *\([0-9]*\)[] ].* ISOLINUX.BIN;1 *$/s//\1/p')
if ! [ -r boot/grub/core.img ] ; then
ewarn "boot/grub/core.img not found, not creating manifold boot ISO file"
- elif [ $bootoff -lt 1 ] ; then
+ elif [ "${bootoff:-0}" -lt 1 ] ; then
ewarn "isolinux.bin not found on the ISO file, disabling manifold boot"
else
log "Creating hybrid ISO file with manifold method"