#!/bin/bash

if [ "$1" == "32" ]; then
  iso_tools="archiso32"
elif [ "$1" == "dual" ]; then
  iso_tools="archiso-dual"
else
  (
    echo 'usage:'
    echo " $0 32"
    echo " $0 dual"
  ) | tee -a /tmp/error-log
  exit 1
fi

set -e

[ -b /dev/loop0 ] || \
  mknod /dev/loop0 b 7 0

pacman -Rs --noconfirm archiso32 2> /dev/null || true
pacman -Rs --noconfirm archiso-dual 2> /dev/null || true
pacman -Syu --noconfirm "${iso_tools}"

cd /usr/share/archiso/configs/releng

rm --one-file-system -rf out work

mkdir out work

echo 'building iso ...'

./build.sh &> /root/${iso_tools}-log

echo '... done.'

pacman -Rs --noconfirm "${iso_tools}"