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#!/bin/sh
set -e
die() {
echo "die: $*"
exit 1
}
if [ ! -d "limine" ]; then
echo "limine not found, the script will now build it"
git clone --depth 1 --branch v2.78.2 --single-branch https://github.com/limine-bootloader/limine
cd limine
./autogen.sh
make all
cd ..
fi
if [ "$(id -u)" != 0 ]; then
exec sudo -E -- "$0" "$@" || die "this script needs to run as root"
else
: "${SUDO_UID:=0}" "${SUDO_GID:=0}"
fi
disk_usage() {
if [ "$(uname -s)" = "Darwin" ]; then
du -sm "$1" | cut -f1
else
du -sm --apparent-size "$1" | cut -f1
fi
}
DISK_SIZE=$(($(disk_usage "$SERENITY_SOURCE_DIR/Base") + $(disk_usage Root) + 300))
echo "setting up disk image..."
dd if=/dev/zero of=limine_disk_image bs=1M count="${DISK_SIZE:-800}" status=none || die "couldn't create disk image"
chown "$SUDO_UID":"$SUDO_GID" limine_disk_image || die "couldn't adjust permissions on disk image"
echo "done"
printf "creating loopback device... "
dev=$(losetup --find --partscan --show limine_disk_image)
if [ -z "$dev" ]; then
die "couldn't mount loopback device"
fi
echo "loopback device is at ${dev}"
cleanup() {
if [ -d mnt ]; then
printf "unmounting root partition... "
umount -R mnt || ( sleep 1 && sync && umount -R mnt )
rmdir mnt
echo "done"
fi
if [ -d esp ]; then
printf "unmounting efi partition... "
umount -R esp || ( sleep 1 && sync && umount -R esp )
rmdir esp
echo "done"
fi
if [ -e "${dev}" ]; then
printf "cleaning up loopback device... "
losetup -d "${dev}"
echo "done"
fi
}
trap cleanup EXIT
printf "creating partition table... "
parted -s "${dev}" mklabel gpt mkpart EFI fat32 1MiB 10MiB mkpart ROOT ext2 10MiB 100% set 1 esp on || die "couldn't partition disk"
echo "done"
printf "creating new filesystems... "
mkfs.vfat -F 32 "${dev}p1" || die "couldn't create efi filesystem"
mke2fs -q -I 128 "${dev}p2" || die "couldn't create root filesystem"
echo "done"
printf "mounting filesystems... "
mkdir -p esp
mount "${dev}p1" esp || die "couldn't mount efi filesystem"
mkdir -p mnt
mount "${dev}p2" mnt || die "couldn't mount root filesystem"
echo "done"
script_path=$(cd -P -- "$(dirname -- "$0")" && pwd -P)
"$script_path/build-root-filesystem.sh"
echo "installing limine"
mkdir -p esp/EFI/BOOT
cp limine/bin/limine.sys esp
cp limine/bin/BOOTX64.EFI esp/EFI/BOOT
cp "$SERENITY_SOURCE_DIR"/Meta/limine.cfg esp
limine/bin/limine-install "${dev}"
echo "done"
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