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#!/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 file generates a Buildkite pipeline that triggers the libc++ CI
# job(s) if needed.
# See https://buildkite.com/docs/agent/v3/cli-pipeline#pipeline-format.
#
# Invoked by CI on pre-merge check for a commit.
#
if ! git diff --name-only HEAD~1 | grep -q -E "^libcxx/|^libcxxabi/|^libunwind/|^runtimes/|^cmake/|^clang/"; then
# libcxx/, libcxxabi/, libunwind/, runtimes/, cmake/ or clang/ are not affected
exit 0
fi
reviewID="$(git log --format=%B -n 1 | sed -nE 's/^Review-ID:[[:space:]]*(.+)$/\1/p')"
if [[ "${reviewID}" != "" ]]; then
buildMessage="https://llvm.org/${reviewID}"
else
buildMessage="Push to branch ${BUILDKITE_BRANCH}"
fi
cat <<EOF
steps:
- trigger: "libcxx-ci"
build:
message: "${buildMessage}"
commit: "${BUILDKITE_COMMIT}"
branch: "${BUILDKITE_BRANCH}"
EOF
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