Disallow using error-prone merge strategies

[Builtin Hooks]

gofmt = true

bpfmt = true

[Hook Scripts]

do_not_use_DO_NOT_MERGE = ${REPO_ROOT}/build/soong/scripts/check_do_not_merge.sh ${PREUPLOAD_COMMIT}

#!/bin/bash

# Copyright (C) 2021 The Android Open Source Project

#

# 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.

if git show -s --format=%s $1 | grep -qE '(DO NOT MERGE)|(RESTRICT AUTOMERGE)'; then

    cat >&2 <<EOF

DO NOT MERGE and RESTRICT AUTOMERGE very often lead to unintended results

and are not allowed to be used in this project.

Please use the Merged-In tag to be more explicit about where this change

should merge to. Google-internal documentation exists at go/merged-in

If this check is mis-triggering or you know Merged-In is incorrect in this

situation you can bypass this check with \`repo upload --no-verify\`.

EOF

    exit 1

fi