libcxx/utils/ci/buildkite-pipeline-premerge.sh

   1 #!/usr/bin/env bash
   2 #===----------------------------------------------------------------------===##
   3 #
   4 # Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 # See https://llvm.org/LICENSE.txt for license information.
   6 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 #
   8 #===----------------------------------------------------------------------===##
   9
  10 #
  11 # This file generates a Buildkite pipeline that triggers the libc++ CI
  12 # job(s) if needed.
  13 # See https://buildkite.com/docs/agent/v3/cli-pipeline#pipeline-format.
  14 #
  15 # Invoked by CI on pre-merge check for a commit.
  16 #
  17
  18 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
  19
  20 if ! git diff --name-only HEAD~1 | grep -q -E "^libcxx/|^libcxxabi/|^libunwind/|^runtimes/|^cmake/"; then
  21   # libcxx/, libcxxabi/, libunwind/, runtimes/ or cmake/ are not affected
  22   exit 0
  23 fi
  24
  25 reviewID="$(git log --format=%B -n 1 | sed -nE 's/^Review-ID:[[:space:]]*(.+)$/\1/p')"
  26 if [[ "${reviewID}" != "" ]]; then
  27   buildMessage="https://llvm.org/${reviewID}"
  28 else
  29   buildMessage="Push to branch ${BUILDKITE_BRANCH}"
  30 fi
  31
  32
  33 cat <<EOF
  34 steps:
  35   - trigger: "libcxx-ci"
  36     build:
  37       message: "${buildMessage}"
  38       commit: "${BUILDKITE_COMMIT}"
  39       branch: "${BUILDKITE_BRANCH}"
  40 EOF