142 lines
4.1 KiB
Bash
Executable File
142 lines
4.1 KiB
Bash
Executable File
#!/bin/sh
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# This file is part of the coreboot project.
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#
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# Copyright (C) 2010 coresystems GmbH
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# Copyright (C) 2016 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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#
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# DESCR: Check that files in have valid license headers
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# $1 is an optional command line parameter containing directories to check
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# regex list of files and directories to exclude from the search
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HEADER_EXCLUDED="\
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^src/lib/gnat/|\
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^src/vendorcode/|\
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^util/amdtools/example_input/|\
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^util/cbfstool/lzma/|\
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^util/kconfig/|\
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Kconfig|\
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\<COPYING\>|\
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\<LICENSE\>|\
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\<README\>|\
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Changelog|\
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TODO|\
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EXAMPLE|\
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NEWS|\
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ChangeLog|\
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Dockerfile|\
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\.in$|\
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\.[18]$|\
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\.md$|\
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\.wiki$|\
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\.xxdump$|\
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\.spec$|\
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\.txt$|\
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\.jpg$|\
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\.cksum$|\
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\.bin$|\
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\.vbt$|\
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\.hex$|\
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\.patch$|\
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_shipped$|\
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/microcode-[^/]*.h$|\
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/sdram-.*\.inc$|\
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Makefile\.inc|\
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\.fmd|\
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\.cb|\
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\.cfg$|\
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\.spd|\
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config|\
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cmos\.layout|\
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cmos\.default\
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"
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HEADER_TEXT="license header"
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#space separated list of directories to test
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if [ "$1" = "" ]; then
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HEADER_DIRS="src util"
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else
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HEADER_DIRS="$1"
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fi
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if [ "$2" = "SPDX_ONLY" ]; then
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SPDX_ONLY=1
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HEADER_TEXT="SPDX identifier"
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fi
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LC_ALL=C export LC_ALL
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#get initial list from git, removing HEADER_EXCLUDED files.
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#make a copy to check for the old style header later.
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headerlist=$(git ls-files $HEADER_DIRS | egrep -v "($HEADER_EXCLUDED)")
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#update headerlist by removing files that match the license string
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check_for_license() {
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if [ -n "$headerlist" ] && [ -z "$2" ]; then
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headerlist="$(grep -iL "$1" $headerlist 2>/dev/null)"
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elif [ -n "$headerlist" ]; then
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p1list="$(grep -il "$1" $headerlist 2>/dev/null)"
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p2list="$(grep -il "$2" $headerlist 2>/dev/null)"
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# Make list of files that were in both previous lists
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pbothlist="$(echo $p1list $p2list | tr ' ' "\n" | \
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sort | uniq -d)"
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# Remove all files that were in both of the previous lists
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# Note that this is unstable if we ever get any filenames
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# with spaces.
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headerlist="$(echo $headerlist $pbothlist | tr ' ' "\n" | \
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sort | uniq -u)"
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fi
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}
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#search the files for license headers
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check_for_license 'SPDX-License-Identifier: Apache-2.0'
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check_for_license 'SPDX-License-Identifier: BSD-3-Clause'
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check_for_license 'SPDX-License-Identifier: GPL-2.0-only'
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check_for_license 'SPDX-License-Identifier: GPL-2.0-or-later'
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check_for_license 'SPDX-License-Identifier: GPL-3.0-only'
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check_for_license 'SPDX-License-Identifier: GPL-3.0-or-later'
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check_for_license 'SPDX-License-Identifier: ISC'
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check_for_license 'SPDX-License-Identifier: MIT'
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check_for_license 'SPDX-License-Identifier: X11'
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# This is 4 clause ("with advertising") but the University of Berkeley
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# declared that 4th clause void, see
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# ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
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# With this, BSD-4-Clause-UC becomes GPLv2 compatible, and so SPDX doesn't
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# differentiate between this license with or without advertising.
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check_for_license 'SPDX-License-Identifier: BSD-4-Clause-UC'
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if [ ! "${SPDX_ONLY}" = "1" ]; then
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check_for_license "under the terms of the GNU General Public License" \
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"WITHOUT ANY WARRANTY"
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check_for_license 'IS PROVIDED .*"AS IS"'
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check_for_license 'IS DISTRIBUTED .*"AS IS"'
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check_for_license "IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE"
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check_for_license '"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES'
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check_for_license 'assumes any liability or responsibility for the use'
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check_for_license 'THE AUTHORS DISCLAIM.*ALL WARRANTIES WITH REGARD TO THIS SOFTWARE'
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check_for_license 'No license required'
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check_for_license 'GNU Lesser General Public'
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fi
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for file in $headerlist; do
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# Verify the file exists, and has content that requires a header
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# This assumes that a file that has 4 lines or fewer is not notable
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# enough to require a license.
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if [ -f "$file" ] && [ "$(wc -l < "$file")" -gt 4 ]; then
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echo "$file has no recognized ${HEADER_TEXT}."
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fi
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done
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