#!/bin/bash
#
# Copyright (C) 2017 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

#
# This script lists the boot jars that an ART bootclasspath would need.
#

DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
TOP="$DIR/../.."

source "${TOP}/art/tools/build/var_cache.sh" >&/dev/null # import get_build_var

selected_env_var=
core_jars_only=n
print_file_path=n
mode=target
while true; do
  case $1 in
    --help)
      echo "Usage: $0 [--core] [--path] [--host|--target] [--help]"
      exit 0
      ;;
    --core)
      core_jars_only=y
      ;;
    --path)
      print_file_path=y
      ;;
    --host)
      mode=host
      ;;
    --target)
      mode=target
      ;;
    *)
      break
      ;;
  esac
  shift
done

if [[ $mode == target ]]; then
  if [[ $core_jars_only == y ]]; then
    selected_env_var=TARGET_CORE_JARS
  else
    selected_env_var=PRODUCT_BOOT_JARS
  fi
  intermediates_env_var=TARGET_OUT_COMMON_INTERMEDIATES
elif [[ $mode == host ]]; then
  if [[ $core_jars_only == n ]]; then
    echo "Error: --host does not have non-core boot jars, --core required" >&2
    exit 1
  fi
  selected_env_var=HOST_CORE_JARS
  intermediates_env_var=HOST_OUT_COMMON_INTERMEDIATES
fi

boot_jars_list=$(get_build_var "$selected_env_var")

# Print only the list of boot jars.
if [[ $print_file_path == n ]]; then
  echo $boot_jars_list
  exit 0
fi

# Print the file path (relative to $TOP) to the classes.jar of each boot jar in the intermediates directory.
intermediates_dir=$(get_build_var "$intermediates_env_var")

# turn the file path into an absolute path if needed
pushd "$TOP" >/dev/null
intermediates_dir=$(readlink -m "$intermediates_dir")
popd >/dev/null

for jar in $boot_jars_list; do
  echo "$intermediates_dir/JAVA_LIBRARIES/${jar}_intermediates/classes.jar"
done