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1#!/bin/bash
2#
3# Copyright (C) 2022 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17# This file contains utils for constructing -Xbootclasspath and -Xbootclasspath-location
18# for dex2oat and dalvikvm from apex modules list.
19#
20# Those utils could be used outside of art/test/ to run ART in chroot setup.
21
22# Note: This must start with the CORE_IMG_JARS in Android.common_path.mk
23# because that's what we use for compiling the boot.art image.
24# It may contain additional modules from TEST_CORE_JARS.
25readonly bpath_modules="core-oj core-libart okhttp bouncycastle apache-xml core-icu4j conscrypt"
26
27# Helper function to construct paths for apex modules (for both -Xbootclasspath and
28# -Xbootclasspath-location).
29#
30#  Arguments.
31#   ${1}: path prefix.
32get_apex_bootclasspath_impl() {
33  local -r bpath_prefix="$1"
34  local bpath_separator=""
35  local bpath=""
36  local bpath_jar=""
37  for bpath_module in ${bpath_modules}; do
38    local apex_module="com.android.art"
39    case "$bpath_module" in
40      (conscrypt)  apex_module="com.android.conscrypt";;
41      (core-icu4j) apex_module="com.android.i18n";;
42      (*)          apex_module="com.android.art";;
43    esac
44    bpath_jar="/apex/${apex_module}/javalib/${bpath_module}.jar"
45    bpath+="${bpath_separator}${bpath_prefix}${bpath_jar}"
46    bpath_separator=":"
47  done
48  echo "${bpath}"
49}
50
51# Gets a -Xbootclasspath paths with the apex modules.
52#
53#  Arguments.
54#   ${1}: host (y|n).
55get_apex_bootclasspath() {
56  local -r host="${1}"
57  local bpath_prefix=""
58
59  if [[ "${host}" == "y" ]]; then
60    bpath_prefix="${ANDROID_HOST_OUT}"
61  fi
62
63  get_apex_bootclasspath_impl "${bpath_prefix}"
64}
65
66# Gets a -Xbootclasspath-location paths with the apex modules.
67#
68#  Arguments.
69#   ${1}: host (y|n).
70get_apex_bootclasspath_locations() {
71  local -r host="${1}"
72  local bpath_location_prefix=""
73
74  if [[ "${host}" == "y" ]]; then
75    if [[ "${ANDROID_HOST_OUT:0:${#ANDROID_BUILD_TOP}+1}" == "${ANDROID_BUILD_TOP}/" ]]; then
76      bpath_location_prefix="${ANDROID_HOST_OUT:${#ANDROID_BUILD_TOP}+1}"
77    else
78      error_msg "ANDROID_BUILD_TOP/ is not a prefix of ANDROID_HOST_OUT"\
79                "\nANDROID_BUILD_TOP=${ANDROID_BUILD_TOP}"\
80                "\nANDROID_HOST_OUT=${ANDROID_HOST_OUT}"
81      exit
82    fi
83  fi
84
85  get_apex_bootclasspath_impl "${bpath_location_prefix}"
86}
87