de863c7ec1
- tighten the copyright regex to include all necessary info - add checking for proper license identifier - output only in case of error and put it in stderr Signed-off-by: Rafal Stefanowski <rafal.stefanowski@intel.com>
37 lines
1.3 KiB
Bash
Executable File
37 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright(c) 2022 Intel Corporation
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# SPDX-License-Identifier: BSD-3-Clause
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#
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# COPYRIGHT_REGEX is lowercase, because the whole line is
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# converted to lowercase before test against this regex.
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COPYRIGHT_REGEX="(copyright|\(c\))\s*([0-9]{4}(\s*-\s*([0-9]{4}))?)"
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LICENSE_REGEX="SPDX-License-Identifier: BSD-3-Clause$"
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YEAR=$(date +"%Y")
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unset copyright_header license_header
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# Read lines until proper copyright and license headers are found.
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while read -r line && [[ ! "$copyright_header" || ! "$license_header" ]]; do
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if [[ "${line,,}" =~ $COPYRIGHT_REGEX ]]; then
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# If the fourth regex group (from year range) doesn't exist,
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# use the second regex group instead (from a single year).
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copyright_year=${BASH_REMATCH[4]:-${BASH_REMATCH[2]}}
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if [[ $copyright_year == $YEAR ]]; then
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copyright_header="correct_copyright_header_found"
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fi
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elif [[ "$line" =~ $LICENSE_REGEX ]]; then
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license_header="correct_license_header_found"
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fi
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done < "$1"
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# Proper copyright and license info were found - all good.
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[[ "$copyright_header" && "$license_header" ]] && exit 0
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[[ ! "$copyright_header" ]] && echo >&2 "error: file '$1' does not contain any appropriate copyright info"
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[[ ! "$license_header" ]] && echo >&2 "error: file '$1' does not contain appropriate license identifier"
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exit 1
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