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|
#! /bin/sh
# SPDX-License-Identifier: BSD-3-Clause
# Copyright 2015 6WIND S.A.
# Load config options:
# - DPDK_CHECKPATCH_PATH
# - DPDK_CHECKPATCH_CODESPELL
# - DPDK_CHECKPATCH_LINE_LENGTH
. $(dirname $(readlink -e $0))/load-devel-config
VALIDATE_NEW_API=$(dirname $(readlink -e $0))/check-symbol-change.sh
# Enable codespell by default. This can be overwritten from a config file.
# Codespell can also be enabled by setting DPDK_CHECKPATCH_CODESPELL to a valid path
# to a dictionary.txt file if dictionary.txt is not in the default location.
codespell=${DPDK_CHECKPATCH_CODESPELL:-enable}
length=${DPDK_CHECKPATCH_LINE_LENGTH:-80}
# override default Linux options
options="--no-tree"
if [ "$codespell" = "enable" ] ; then
options="$options --codespell"
elif [ -f "$codespell" ] ; then
options="$options --codespell"
options="$options --codespellfile $codespell"
fi
options="$options --max-line-length=$length"
options="$options --show-types"
options="$options --ignore=LINUX_VERSION_CODE,\
FILE_PATH_CHANGES,MAINTAINERS_STYLE,SPDX_LICENSE_TAG,\
VOLATILE,PREFER_PACKED,PREFER_ALIGNED,PREFER_PRINTF,\
PREFER_KERNEL_TYPES,BIT_MACRO,CONST_STRUCT,\
SPLIT_STRING,LONG_LINE_STRING,\
LINE_SPACING,PARENTHESIS_ALIGNMENT,NETWORKING_BLOCK_COMMENT_STYLE,\
NEW_TYPEDEFS,COMPARISON_TO_NULL"
clean_tmp_files() {
if echo $tmpinput | grep -q '^checkpatches\.' ; then
rm -f "$tmpinput"
fi
}
trap "clean_tmp_files" INT
print_usage () {
cat <<- END_OF_HELP
usage: $(basename $0) [-q] [-v] [-nX|-r range|patch1 [patch2] ...]]
Run Linux kernel checkpatch.pl with DPDK options.
The environment variable DPDK_CHECKPATCH_PATH must be set.
The patches to check can be from stdin, files specified on the command line,
latest git commits limited with -n option, or commits in the git range
specified with -r option (default: "origin/master..").
END_OF_HELP
}
check_forbidden_additions() { # <patch>
res=0
# refrain from new additions of rte_panic() and rte_exit()
# multiple folders and expressions are separated by spaces
awk -v FOLDERS="lib drivers" \
-v EXPRESSIONS="rte_panic\\\( rte_exit\\\(" \
-v RET_ON_FAIL=1 \
-v MESSAGE='Using rte_panic/rte_exit' \
-f $(dirname $(readlink -e $0))/check-forbidden-tokens.awk \
"$1" || res=1
# svg figures must be included with wildcard extension
# because of png conversion for pdf docs
awk -v FOLDERS='doc' \
-v EXPRESSIONS='::[[:space:]]*[^[:space:]]*\\.svg' \
-v RET_ON_FAIL=1 \
-v MESSAGE='Using explicit .svg extension instead of .*' \
-f $(dirname $(readlink -e $0))/check-forbidden-tokens.awk \
"$1" || res=1
return $res
}
number=0
range='origin/master..'
quiet=false
verbose=false
while getopts hn:qr:v ARG ; do
case $ARG in
n ) number=$OPTARG ;;
q ) quiet=true ;;
r ) range=$OPTARG ;;
v ) verbose=true ;;
h ) print_usage ; exit 0 ;;
? ) print_usage ; exit 1 ;;
esac
done
shift $(($OPTIND - 1))
if [ ! -f "$DPDK_CHECKPATCH_PATH" ] || [ ! -x "$DPDK_CHECKPATCH_PATH" ] ; then
print_usage >&2
echo
echo 'Cannot execute DPDK_CHECKPATCH_PATH' >&2
exit 1
fi
print_headline() { # <title>
printf '\n### %s\n\n' "$1"
headline_printed=true
}
total=0
status=0
check () { # <patch> <commit> <title>
local ret=0
headline_printed=false
total=$(($total + 1))
! $verbose || print_headline "$3"
if [ -n "$1" ] ; then
tmpinput=$1
elif [ -n "$2" ] ; then
tmpinput=$(mktemp -t dpdk.checkpatches.XXXXXX)
git format-patch --find-renames \
--no-stat --stdout -1 $commit > "$tmpinput"
else
tmpinput=$(mktemp -t dpdk.checkpatches.XXXXXX)
cat > "$tmpinput"
fi
! $verbose || printf 'Running checkpatch.pl:\n'
report=$($DPDK_CHECKPATCH_PATH $options "$tmpinput" 2>/dev/null)
if [ $? -ne 0 ] ; then
$headline_printed || print_headline "$3"
printf '%s\n' "$report" | sed -n '1,/^total:.*lines checked$/p'
ret=1
fi
! $verbose || printf '\nChecking API additions/removals:\n'
report=$($VALIDATE_NEW_API "$tmpinput")
if [ $? -ne 0 ] ; then
$headline_printed || print_headline "$3"
printf '%s\n' "$report"
ret=1
fi
! $verbose || printf '\nChecking forbidden tokens additions:\n'
report=$(check_forbidden_additions "$tmpinput")
if [ $? -ne 0 ] ; then
$headline_printed || print_headline "$3"
printf '%s\n' "$report"
ret=1
fi
clean_tmp_files
[ $ret -eq 0 ] && return 0
status=$(($status + 1))
}
if [ -n "$1" ] ; then
for patch in "$@" ; do
# Subject can be on 2 lines
subject=$(sed '/^Subject: */!d;s///;N;s,\n[[:space:]]\+, ,;s,\n.*,,;q' "$patch")
check "$patch" '' "$subject"
done
elif [ ! -t 0 ] ; then # stdin
subject=$(while read header value ; do
if [ "$header" = 'Subject:' ] ; then
IFS= read next
continuation=$(echo "$next" | sed -n 's,^[[:space:]]\+, ,p')
echo $value$continuation
break
fi
done)
check '' '' "$subject"
else
if [ $number -eq 0 ] ; then
commits=$(git rev-list --reverse $range)
else
commits=$(git rev-list --reverse --max-count=$number HEAD)
fi
for commit in $commits ; do
subject=$(git log --format='%s' -1 $commit)
check '' $commit "$subject"
done
fi
pass=$(($total - $status))
$quiet || printf '\n%d/%d valid patch' $pass $total
$quiet || [ $pass -le 1 ] || printf 'es'
$quiet || printf '\n'
exit $status
|
