64 lines
1.5 KiB
Plaintext
64 lines
1.5 KiB
Plaintext
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#!/usr/bin/env bash
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#
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# Copyright 2018 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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myname="$(basename $0)"
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this_year="$(date '+%Y')"
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some_year="[12][0-9][0-9][0-9]"
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year_range="(${some_year})(-${some_year})?"
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copyright_owner="The OpenSSL Project"
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copyright="Copyright .*${year_range} .*${copyright_owner}"
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# sed_script:
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# for all lines that contain ${copyright} : {
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# replace years yyyy-zzzz (or year yyyy) by yyyy-${this_year}
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# replace repeated years yyyy-yyyy by yyyy
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# }
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sed_script="/${copyright}/{ s/${year_range}/\1-${this_year}/ ; s/(${some_year})-\1/\1/ }"
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function usage() {
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cat >&2 <<EOF
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usage: $myname [-h|--help] [file|directory] ...
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Updates the year ranges of all OpenSSL copyright statements in the given
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files or directories. (Directories are traversed recursively.)
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EOF
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}
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if [ $# -eq 0 ]; then
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usage
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exit 0
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fi
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for arg in "$@"; do
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case $arg in
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-h|--help)
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usage
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exit 0
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;;
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-*)
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echo -e "illegal option: $arg\n" >& 2
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usage
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exit 1
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;;
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*)
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if [ -f "$arg" ]; then
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sed -E -i "${sed_script}" "$arg"
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elif [ -d "$arg" ]; then
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find "$arg" -name '.[a-z]*' -prune -o -type f -exec sed -E -i "${sed_script}" {} +
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else
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echo "$arg: no such file or directory" >&2
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fi
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;;
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esac
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done
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