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#!/usr/bin/env sh
#
# SPDX-License-Identifier: GPL-2.0-only
# DESCR: Check that files in have valid license headers
# $1 is an optional command line parameter containing directories to check
LINTDIR="$(
cd -- "$(dirname "$0")" > /dev/null 2>&1 || return
pwd -P
)"
# shellcheck source=helper_functions.sh
. "${LINTDIR}/helper_functions.sh"
# regex list of files and directories to exclude from the search
HEADER_EXCLUDED="\
^src/commonlib/bsd/lz4.c.inc\$|\
^src/cpu/x86/16bit/entry16.inc\$|\
^src/device/oprom/x86emu/|\
^src/device/oprom/include/x86emu/|\
^src/device/oprom/yabel/|\
^src/drivers/net/ne2k.c\$|\
^src/drivers/xgi/common/initdef.h\$|\
^src/drivers/xgi/common/vstruct.h\$|\
^src/lib/gnat/|\
^src/lib/lzmadecode.[ch]\$|\
^src/lib/stack.c\$|\
^src/sbom/TAGS|\
^src/vendorcode/|\
^tests/data/|\
^util/amdtools/example_input/|\
^util/cbfstool/lzma/|\
^util/cbfstool/lz4/|\
^util/kconfig/|\
Kconfig|\
\<COPYING\>|\
\<LICENSE\>|\
\<README\>|\
Changelog|\
AUTHORS|\
TODO|\
EXAMPLE|\
NEWS|\
ChangeLog|\
Dockerfile|\
\.gitignore$|\
\.in$|\
\.[18]$|\
\.md$|\
\.wiki$|\
\.xxdump$|\
\.spec$|\
\.txt$|\
\.jpg$|\
\.cksum$|\
\.bin$|\
\.vbt$|\
\.hex$|\
\.patch$|\
_shipped$|\
/microcode-[^/]*.h$|\
/sdram-.*\.inc$|\
\.fmd|\
\.cb|\
\.cfg$|\
\.spd|\
config|\
cmos\.layout|\
cmos\.default|\
\.apcb$\
"
#space separated list of directories to test
if [ "$1" = "" ]; then
HEADER_DIRS="src util"
else
HEADER_DIRS="$1"
fi
#get initial list from git, removing HEADER_EXCLUDED files.
#make a copy to check for the old style header later.
headerlist=$(${FIND_FILES} $HEADER_DIRS | grep -E -v "($HEADER_EXCLUDED)")
LICENSE_ID_STRING="SPDX-License-Identifier"
#update headerlist by removing files that match the license string
check_for_license() {
if [ -n "$headerlist" ] && [ -z "$2" ]; then
headerlist="$(grep -iL "${LICENSE_ID_STRING}: $1" $headerlist 2>/dev/null)"
elif [ -n "$headerlist" ]; then
p1list="$(grep -il "${LICENSE_ID_STRING}: $1" $headerlist 2>/dev/null)"
p2list="$(grep -il "${LICENSE_ID_STRING}: $2" $headerlist 2>/dev/null)"
# Make list of files that were in both previous lists
pbothlist="$(echo $p1list $p2list | tr ' ' "\n" | \
sort | uniq -d)"
# Remove all files that were in both of the previous lists
# Note that this is unstable if we ever get any filenames
# with spaces.
headerlist="$(echo $headerlist $pbothlist | tr ' ' "\n" | \
sort | uniq -u)"
fi
}
#search the files for license headers
check_for_license 'Apache-2.0'
check_for_license 'BSD-2-Clause'
check_for_license 'BSD-3-Clause'
check_for_license 'GPL-2.0-only'
check_for_license 'GPL-2.0-or-later'
check_for_license 'GPL-2.0-only WITH Linux-syscall-note'
check_for_license 'GPL-3.0-only'
check_for_license 'GPL-3.0-only WITH GCC-exception-3.1'
check_for_license 'GPL-3.0-or-later'
check_for_license 'HPND'
check_for_license 'HPND-sell-variant'
check_for_license 'ISC'
check_for_license 'MIT'
check_for_license 'X11'
# This is 4 clause ("with advertising") but the University of Berkeley
# declared that 4th clause void, see
# ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
# With this, BSD-4-Clause-UC becomes GPLv2 compatible, and so SPDX doesn't
# differentiate between this license with or without advertising.
check_for_license 'BSD-4-Clause-UC'
# This is the Creative Commons Public Domain Dedication and Certification
# for files that are already in the public domain. This includes files
# that cannot be licensed such as blank files or files with no "creative"
# content.
check_for_license 'CC-PDDC'
for file in $headerlist; do
# Verify the file actually exists
if [ -f "$file" ]; then
echo "$file has no recognized SPDX identifier."
fi
done
|
