74 lines
2.6 KiB
Bash
Executable File
74 lines
2.6 KiB
Bash
Executable File
#!/bin/bash
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# ******************************************************************************
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# Copyright 2017-2021 Intel Corporation
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# 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
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ******************************************************************************
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#===================================================================================================
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# Provides Bash functions for dealing with clang-format.
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#===================================================================================================
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declare _intelnervana_clang_format_lib_SCRIPT_NAME="${BASH_SOURCE[${#BASH_SOURCE[@]} - 1]}"
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declare _maint_SCRIPT_DIR="$( cd $(dirname "${_intelnervana_clang_format_lib_SCRIPT_NAME}") && pwd )"
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source "${_maint_SCRIPT_DIR}/bash_lib.sh"
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clang_format_lib_verify_version() {
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if (( $# != 2 )); then
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bash_lib_print_error "Usage: ${FUNCNAME[0]} <clang-format-prog-pathname> <required-version-number>"
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return 1
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fi
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local PROGNAME="${1}"
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local REQUIRED_VERSION_X_Y="${2}"
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if ! [[ "${REQUIRED_VERSION_X_Y}" =~ ^[0-9]+.[0-9]+$ ]]; then
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bash_lib_print_error "${FUNCNAME[0]}: required-version-number must have the form (number).(number)."
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return 1
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fi
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if ! [[ -f "${PROGNAME}" ]]; then
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bash_lib_print_error "Unable to find clang-format program named '${PROGNAME}'"
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return 1
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fi
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local VERSION_LINE
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if ! VERSION_LINE=$("${PROGNAME}" --version); then
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bash_lib_print_error "Failed invocation of command '${PROGNAME} --version'"
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return 1
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fi
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local SED_FLAGS
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if [[ "$(uname)" == 'Darwin' ]]; then
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SED_FLAGS='-En'
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else
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SED_FLAGS='-rn'
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fi
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local VERSION_X_Y
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if ! VERSION_X_Y=$(echo "${VERSION_LINE}" | sed ${SED_FLAGS} 's/^clang-format version ([0-9]+.[0-9]+).*$/\1/p')
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then
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bash_lib_print_error "Failed invocation of sed."
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return 1
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fi
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if [[ "${REQUIRED_VERSION_X_Y}" != "${VERSION_X_Y}" ]]; then
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bash_lib_print_error \
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"Program '${PROGNAME}' reports version number '${VERSION_X_Y}'" \
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"but we require '${REQUIRED_VERSION_X_Y}'"
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return 1
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fi
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}
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