apply-code-format.sh 2.53 KB
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#!/bin/bash
set -e
set -u

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# ******************************************************************************
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# Copyright 2017-2018 Intel Corporation
#
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# 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
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# 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.
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# ******************************************************************************
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# NOTE: The results of `clang-format` depend _both_ of the following factors:
# - The `.clang-format` file, and
# - The particular version of the `clang-format` program being used.
#
# For this reason, this script specifies the exact version of clang-format to be used.

declare CLANG_FORMAT_BASENAME="clang-format-3.9"
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declare REQUIRED_CLANG_FORMAT_VERSION=3.9
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declare THIS_SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

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source "${THIS_SCRIPT_DIR}/bash_lib.sh"
source "${THIS_SCRIPT_DIR}/clang_format_lib.sh"

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declare CLANG_FORMAT_PROG
if ! CLANG_FORMAT_PROG="$(which "${CLANG_FORMAT_BASENAME}")"; then
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    bash_lib_die "Unable to find program ${CLANG_FORMAT_BASENAME}" >&2
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fi

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clang_format_lib_verify_version "${CLANG_FORMAT_PROG}" "${REQUIRED_CLANG_FORMAT_VERSION}"
bash_lib_status "Verified that '${CLANG_FORMAT_PROG}' has version '${REQUIRED_CLANG_FORMAT_VERSION}'"

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pushd "${THIS_SCRIPT_DIR}/.."

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declare PYBIND_WRAPPER="python/pyngraph"
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declare ROOT_SUBDIR
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for ROOT_SUBDIR in src doc/examples test ${PYBIND_WRAPPER}; do
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    if ! [[ -d "${ROOT_SUBDIR}" ]]; then
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	    bash_lib_status "In directory '$(pwd)', no subdirectory named '${ROOT_SUBDIR}' was found."
    else
        bash_lib_status "About to format C/C++ code in directory tree '$(pwd)/${ROOT_SUBDIR}' ..."
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        # Note that we restrict to "-type f" to exclude symlinks. Emacs sometimes
        # creates dangling symlinks with .cpp/.hpp suffixes as a sort of locking
        # mechanism, and this confuses clang-format.
        find "${ROOT_SUBDIR}" -type f -and \( -name '*.cpp' -or -name '*.hpp' \) | xargs "${CLANG_FORMAT_PROG}" -i -style=file
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        find "${ROOT_SUBDIR}" -type f -and \( -name '*.cpp' -or -name '*.hpp' -or -name 'CMakeLists.txt' \) | xargs chmod 0644 
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        bash_lib_status "Done."
    fi
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done

popd