blob: 4ac0cab0ac77ecd438bd2b0b119fc8765ec97a13 [file] [log] [blame] [edit]
#!/bin/bash
# Copyright 2022 The Bazel Authors. All rights reserved.
#
# 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.
# Wrapper script to invoke D8 class file to class file desugaring.
RUNFILES="${RUNFILES:-$0.runfiles}"
# --- begin runfiles.bash initialization v2 ---
# Copy-pasted from the Bazel Bash runfiles library v2.
set -uo pipefail; f=bazel_tools/tools/bash/runfiles/runfiles.bash
source "${RUNFILES_DIR:-/dev/null}/$f" 2>/dev/null || \
source "$(grep -sm1 "^$f " "${RUNFILES_MANIFEST_FILE:-/dev/null}" | cut -f2- -d' ')" 2>/dev/null || \
source "$0.runfiles/$f" 2>/dev/null || \
source "$(grep -sm1 "^$f " "$0.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
source "$(grep -sm1 "^$f " "$0.exe.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
{ echo>&2 "ERROR: cannot find $f"; exit 1; }; f=; set -e
# --- end runfiles.bash initialization v2 ---
DESUGAR=$(rlocation "bazel_tools/src/tools/android/java/com/google/devtools/build/android/r8/desugar")
if [[ ! -d $RUNFILES ]]; then
# Try the Windows path
RUNFILES="${RUNFILES:-$0.exe.runfiles}"
DESUGAR=$(rlocation "bazel_tools/src/tools/android/java/com/google/devtools/build/android/r8/desugar.exe")
fi
export JAVA_RUNFILES=$RUNFILES
readonly TMPDIR="$(mktemp -d)"
trap "rm -rf ${TMPDIR}" EXIT
readonly DESUGAR_CHM_ONLY_CONFIG=(--desugared_lib_config $RUNFILES/bazel_tools/tools/android/chm_only_desugar_jdk_libs.json)
# Check for params file. Desugar doesn't accept a mix of params files and flags
# directly on the command line, so we need to build a new params file that adds
# the flags we want.
if [[ "$#" -gt 0 ]]; then
arg="$1";
case "${arg}" in
@*)
params="${TMPDIR}/desugar.params"
cat "${arg:1}" > "${params}" # cp would create file readonly
for o in "${DESUGAR_CHM_ONLY_CONFIG[@]}"; do
echo "${o}" >> "${params}"
done
$DESUGAR "@${params}"
# temp dir deleted by TRAP installed above
exit 0
;;
esac
fi
# Some unit tests pass an explicit --desugared_lib_config, in that case don't
# add the default one.
has_desugared_lib_config=false
for arg in "$@"; do
if [[ "$arg" == "--desugared_lib_config" ]]; then
has_desugared_lib_config=true
fi
done
if [[ "$has_desugared_lib_config" == "true" ]]; then
$DESUGAR "$@"
else
$DESUGAR "$@" "${DESUGAR_CHM_ONLY_CONFIG[@]}"
fi