1#! /bin/sh 2# SPDX-License-Identifier: BSD-3-Clause 3# Copyright 2015 6WIND S.A. 4 5# Load config options: 6# - DPDK_CHECKPATCH_PATH 7# - DPDK_CHECKPATCH_LINE_LENGTH 8. $(dirname $(readlink -e $0))/load-devel-config 9 10length=${DPDK_CHECKPATCH_LINE_LENGTH:-80} 11 12# override default Linux options 13options="--no-tree" 14options="$options --max-line-length=$length" 15options="$options --show-types" 16options="$options --ignore=LINUX_VERSION_CODE,\ 17FILE_PATH_CHANGES,MAINTAINERS_STYLE,\ 18VOLATILE,PREFER_PACKED,PREFER_ALIGNED,PREFER_PRINTF,\ 19PREFER_KERNEL_TYPES,BIT_MACRO,CONST_STRUCT,\ 20SPLIT_STRING,LONG_LINE_STRING,\ 21LINE_SPACING,PARENTHESIS_ALIGNMENT,NETWORKING_BLOCK_COMMENT_STYLE,\ 22NEW_TYPEDEFS,COMPARISON_TO_NULL" 23 24print_usage () { 25 cat <<- END_OF_HELP 26 usage: $(basename $0) [-q] [-v] [-nX|patch1 [patch2] ...]] 27 28 Run Linux kernel checkpatch.pl with DPDK options. 29 The environment variable DPDK_CHECKPATCH_PATH must be set. 30 31 The patches to check can be from stdin, files specified on the command line, 32 or latest git commits limited with -n option (default limit: origin/master). 33 END_OF_HELP 34} 35 36number=0 37quiet=false 38verbose=false 39while getopts hn:qv ARG ; do 40 case $ARG in 41 n ) number=$OPTARG ;; 42 q ) quiet=true ;; 43 v ) verbose=true ;; 44 h ) print_usage ; exit 0 ;; 45 ? ) print_usage ; exit 1 ;; 46 esac 47done 48shift $(($OPTIND - 1)) 49 50if [ ! -f "$DPDK_CHECKPATCH_PATH" ] || [ ! -x "$DPDK_CHECKPATCH_PATH" ] ; then 51 print_usage >&2 52 echo 53 echo 'Cannot execute DPDK_CHECKPATCH_PATH' >&2 54 exit 1 55fi 56 57total=0 58status=0 59 60check () { # <patch> <commit> <title> 61 total=$(($total + 1)) 62 ! $verbose || printf '\n### %s\n\n' "$3" 63 if [ -n "$1" ] ; then 64 report=$($DPDK_CHECKPATCH_PATH $options "$1" 2>/dev/null) 65 elif [ -n "$2" ] ; then 66 report=$(git format-patch --find-renames --no-stat --stdout -1 $commit | 67 $DPDK_CHECKPATCH_PATH $options - 2>/dev/null) 68 else 69 report=$($DPDK_CHECKPATCH_PATH $options - 2>/dev/null) 70 fi 71 [ $? -ne 0 ] || return 0 72 $verbose || printf '\n### %s\n\n' "$3" 73 printf '%s\n' "$report" | sed -n '1,/^total:.*lines checked$/p' 74 status=$(($status + 1)) 75} 76 77if [ -n "$1" ] ; then 78 for patch in "$@" ; do 79 # Subject can be on 2 lines 80 subject=$(sed '/^Subject: */!d;s///;N;s,\n[[:space:]]\+, ,;s,\n.*,,;q' "$patch") 81 check "$patch" '' "$subject" 82 done 83elif [ ! -t 0 ] ; then # stdin 84 subject=$(while read header value ; do 85 if [ "$header" = 'Subject:' ] ; then 86 IFS= read next 87 continuation=$(echo "$next" | sed -n 's,^[[:space:]]\+, ,p') 88 echo $value$continuation 89 break 90 fi 91 done) 92 check '' '' "$subject" 93else 94 if [ $number -eq 0 ] ; then 95 commits=$(git rev-list --reverse origin/master..) 96 else 97 commits=$(git rev-list --reverse --max-count=$number HEAD) 98 fi 99 for commit in $commits ; do 100 subject=$(git log --format='%s' -1 $commit) 101 check '' $commit "$subject" 102 done 103fi 104pass=$(($total - $status)) 105$quiet || printf '\n%d/%d valid patch' $pass $total 106$quiet || [ $pass -le 1 ] || printf 'es' 107$quiet || printf '\n' 108exit $status 109