#!/bin/sh

if [ ! -e disk_images/os.flp ]
then
  echo ">>> Creating new OS floppy image..."
  dd if=/dev/zero of=disk_images/os.flp bs=1024 count=1440 || exit
fi

echo ">>> Assembling bootloader..."
nasm -O0 -w+orphan-labels -f bin -o source/bootload/nasma/boot.bin source/bootload/nasma/boot.asm || exit

echo ">>> Adding bootloader to floppy image..."
dd status=noxfer conv=notrunc if=source/bootload/nasma/boot.bin of=disk_images/os.flp || exit

echo '>>> Done!'