#!/usr/bin/env bash

#===----------------------------------------------------------------------===##

#

# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

# See https://llvm.org/LICENSE.txt for license information.

# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

#

#===----------------------------------------------------------------------===##

# This script performs some setup and contains some utilities used for in the

# monolithic-linux.sh and monolithic-windows.sh scripts.

set -ex

set -o pipefail

MONOREPO_ROOT="${MONOREPO_ROOT:="$(git rev-parse --show-toplevel)"}"

BUILD_DIR="${BUILD_DIR:=${MONOREPO_ROOT}/build}"

rm -rf "${BUILD_DIR}"

sccache --zero-stats

function at-exit {

retcode=$?

mkdir -p artifacts

sccache --show-stats

sccache --show-stats >> artifacts/sccache_stats.txt

cp "${MONOREPO_ROOT}"/*.ninja_log artifacts/ || :

cp "${MONOREPO_ROOT}"/*.log artifacts/ || :

cp "${BUILD_DIR}"/test-results.*.xml artifacts/ || :

# If building fails there will be no results files.

shopt -s nullglob

if [[ -n "$GITHUB_ACTIONS" ]]; then

python "${MONOREPO_ROOT}"/.ci/generate_test_report_github.py \

$retcode "${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log \

>> $GITHUB_STEP_SUMMARY

if [[ -n "$GITHUB_PR_NUMBER" ]]; then

(python "${MONOREPO_ROOT}"/.ci/premerge_advisor_explain.py \

$(git rev-parse HEAD~1) $retcode "${GITHUB_TOKEN}" \

$GITHUB_PR_NUMBER "${BUILD_DIR}"/test-results.*.xml \

"${MONOREPO_ROOT}"/ninja*.log)

advisor_retcode=$?

else

advisor_retcode=$retcode

fi

fi

if [[ "$retcode" != "0" ]]; then

if [[ -n "$GITHUB_ACTIONS" ]]; then

python "${MONOREPO_ROOT}"/.ci/premerge_advisor_upload.py \

$(git rev-parse HEAD~1) $GITHUB_RUN_NUMBER \

"${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log

else

python "${MONOREPO_ROOT}"/.ci/premerge_advisor_upload.py \

$(git rev-parse HEAD) $BUILDBOT_BUILDNUMBER \

"${BUILD_DIR}"/test-results.*.xml "${MONOREPO_ROOT}"/ninja*.log

fi

fi

if [[ -n "$GITHUB_ACTIONS" ]]; then

exit $advisor_retcode

fi

}

trap at-exit EXIT

function start-group {

groupname=$1

if [[ -n "$GITHUB_ACTIONS" ]]; then

echo "::endgroup"

echo "::group::$groupname"

elif [[ -n "$POSTCOMMIT_CI" ]]; then

echo "@@@$STEP@@@"

else

echo "Starting $groupname"

fi

}

export PIP_BREAK_SYSTEM_PACKAGES=1

pip install -q -r "${MONOREPO_ROOT}"/.ci/all_requirements.txt

# The ARM64 builders run on AWS and don't have access to the GCS cache.

if [[ -n "$GITHUB_ACTIONS" ]] && [[ "$RUNNER_ARCH" != "ARM64" ]]; then

python .ci/cache_lit_timing_files.py download

fi