#!/bin/bash
# Copyright 2017 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

### copy gigaboot to a target directory

## usage: fx mkbootloader <root of external drive>
## Builds Fuchsia bootloader and copies it to a drive of your choice.

set -e

source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"/lib/vars.sh
fx-config-read

if [[ $# -ne 1 ]]; then
  fx-command-help
  exit 1
fi

if [[ ! -d $1 ]]; then
  echo >&2 "error: Drive at $1 does not appear to be mounted."
  exit 1
fi

efi_target_dir=$1/EFI/BOOT

fx-command-run build-zircon
mkdir -p "${efi_target_dir}"
cp "${ZIRCON_BUILD_DIR}/bootloader/bootx64.efi" "${efi_target_dir}/BOOTX64.EFI"
echo "Bootloader loaded to $1"