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#!/bin/bash
# Copyright (c) 2017-2021, The Khronos Group Inc.
#
# SPDX-License-Identifier: Apache-2.0
#
# 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.
set -e
(
PREFERRED_CLANG_FORMAT=clang-format-6.0
ACCEPTABLE_CLANG_FORMATS="${PREFERRED_CLANG_FORMAT} clang-format-7 clang-format-8 clang-format-8 clang-format"
cd "$(dirname $0)"
if [ ! "${CLANGFORMAT}" ]; then
for tool in ${ACCEPTABLE_CLANG_FORMATS}; do
if which $tool > /dev/null 2> /dev/null; then
CLANGFORMAT=$tool
break
fi
done
fi
if [ ! "${CLANGFORMAT}" ]; then
echo "Could not find clang-format. Prefer ${PREFERRED_CLANG_FORMAT} but will accept newer." 1>&2
echo "Looked for the names: ${ACCEPTABLE_CLANG_FORMATS}"
exit 1
fi
echo "'Official' clang-format version recommended is ${PREFERRED_CLANG_FORMAT}. Currently using:"
${CLANGFORMAT} --version
# The "-and -not" lines exclude the Jinja2 templates which are almost but not quite C++-parseable.
# The trailing + means that find will pass more than one file to a clang-format call,
# to reduce overhead.
find . \( -wholename ./src/\* \) \
-and -not \( -wholename ./src/external/\* \) \
-and -not \( -wholename ./src/scripts/\* \) \
-and \( -name \*.hpp -or -name \*.h -or -name \*.cpp -or -name \*.c \) \
-exec ${CLANGFORMAT} -i -style=file {} +
)
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