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76 lines
1.2 KiB
76 lines
1.2 KiB
4 months ago
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#!/bin/sh
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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# Author: Dodji Seketeli <dodji@redhat.com>
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from_license_id=
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to_license_id=
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input_file=
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prog=$0
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display_usage()
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{
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echo "$prog: [options] --from <from-spdx-license-id> --to <to-spdx-license-id> <file>"
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echo " where options can be:"
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echo " -h|--h display this help"
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}
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main()
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{
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header=$(head --lines=5 $input_file | grep "SPDX-License-Identifier:")
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if test "x$header" != x; then
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license=$(echo "$header" | sed -r "s/^.*(SPDX-License-Identifier:)[ ]*([^*/]+).*$/\2/")
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fi
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if test "x$license" != x -a "$license" = "$from_license_id"; then
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sed -i -r "s/$from_license_id/$to_license_id/" $input_file
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exit 0
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fi
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exit 1
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}
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# This program takes at least 5 arguments
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if test $# -lt 5; then
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>&2 display_usage
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exit 1
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fi
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# Parse parameters
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while test $# -gt 1; do
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case "$1" in
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-h|--h)
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display_usage
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exit 0
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;;
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-f|--from)
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from_license_id=$2
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shift
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;;
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-t|--to)
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to_license_id=$2
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shift
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;;
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-*)
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>&2 display_usage
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exit 1
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;;
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*)
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input_file="$1"
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;;
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esac
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shift
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done
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if test $# -lt 1; then
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>&2 display_usage
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exit 1
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fi
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input_file=$1
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main
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