#!/bin/bash # # This script is the implementation portal for the iSulad project Personal level build static check. # set -euxo pipefail ####################################################################### ##- @Copyright (C) Huawei Technologies., Ltd. 2019-2020. All rights reserved. # - iSulad licensed under the Mulan PSL v2. # - You can use this software according to the terms and conditions of the Mulan PSL v2. # - You may obtain a copy of Mulan PSL v2 at: # - http://license.coscl.org.cn/MulanPSL2 # - THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR # - IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR # - PURPOSE. # - See the Mulan PSL v2 for more details. ##- @Description: generate cetification ##- @Author: wujing ##- @Create: 2019-04-25 ####################################################################### CURRENT_PATH=$(dirname $(readlink -f "$0")) function usage() { echo -e "\ =================================================================================================\033[1;37m _____ ______ ___ ______ ____ ______ ______ __ __ ______ ______ __ __ / ___//_ __// | /_ __// _// ____/ / ____// / / // ____// ____// //_/ \__ \ / / / /| | / / / / / / / / / /_/ // __/ / / / ,< ___/ / / / / ___ | / / _/ / / /___ / /___ / __ // /___ / /___ / /| | /____/ /_/ /_/ |_|/_/ /___/ \____/ \____//_/ /_//_____/ \____//_/ |_| \033[0m =================================================================================================" echo "Usage: $0 [options]" echo "Personal level build static check script for iSulad project" echo "Options:" echo " -s, --codestyle Perform codestyle(codedex) code static check" echo " -c, --tidy-check Perform clang-tidy code static check" echo " -x, --tidy-fix Quick fix code with clang-tidy" echo " -a, --all Perform all checks and statistics" echo " -i, --incremental-check Perform incremental check" echo " -f, --quick-format Incremental format code by astyle/clang-format" echo " -k, --style-check Check code style by astyle" echo " --cpp-check Use Cppcheck check code style" echo " -h, --help Script help information" } function err() { echo "[$(date +'%Y-%m-%dT%H:%M:%S%z')]: $@" >&2 } CODESTYLE_MASKED_RULE=( "Start-processing" "Done-processing" "Total-errors-found" "\[build/header_guard\]-\[5\]" "\[build/c++11\]-\[5\]" "\[whitespace/indent\]-\[3\]" "\[whitespace/braces\]-\[4\]" "\[readability/condition\]-\[2\]" "\[whitespace/braces\]-\[5\]" "\[build/c\+\+11\]-\[5\]" "\[build/include_order\]-\[4\]" "\[readability/multiline_string\]-\[5\]" "\[runtime/string\]-\[4\]" "\[whitespace/semicolon\]-\[5\]" "\[whitespace/comments\]-\[2\]" "\[build/c\+\+11\]-\[3\]" "\[whitespace/operators\]-\[4\]" "\[runtime/threadsafe_fn\]-\[2\]" "\[runtime/printf\]-\[4\]" "\[whitespace/line_length\]-\[2\]" "\[build/include_subdir\]-\[4\]" ) function codestyle_check() { echo -e "\ =================================================================================================\033[1;33m ______ ____ ____ ____ _ __ ______ _____ ________ __ __ ______ / ____// __ \ / __ \ / _// | / // ____// ___//_ __/\ \/ // / / ____/ / / / / / // / / / / / / |/ // / __ \__ \ / / \ // / / __/ / /___ / /_/ // /_/ /_/ / / /| // /_/ / ___/ / / / / // /___ / /___ \____/ \____//_____//___//_/ |_/ \____/ /____/ /_/ /_//_____//_____/\033[0m =================================================================================================" if [[ $? -ne 0 ]]; then echo "please install cpplint tool first -- pip(3) install cpplint" exit 1 fi local masked_rule=$(echo ${CODESTYLE_MASKED_RULE[@]} | sed -e "s/ /|/g" -e "s/-/ /g") local start_time=$(date +%s) local files if [[ ${1} == "all" ]]; then files=$(find ./src ./test -regextype posix-extended -regex ".*\.(cc|cpp)") else files=$(git diff --name-only HEAD | grep -E "*.cc$|*.cpp$") fi files=(${files// / }) local total=${#files[@]} local failure_num=0 local index=1 for file in ${files[@]} do cpplint $file 2>&1 | grep -vE "${masked_rule}" if [[ $? -eq 0 ]];then printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;31m\033[5m%s\033[0m\n" \ ${index} ${total} ${file} "[FAILED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' failure_num=$((failure_num+1)) else printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[PASS]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' fi index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m, \033[1;32msuccess: $((total-failure_num))\033[0m, \033[1;31mfailure: ${failure_num}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" if [[ ${failure_num} -ne 0 ]]; then exit -1 fi } function clang_format() { echo -e "\ =================================================================================================\033[1;36m ______ __ ___ _ __ ______ ______ ____ ____ __ ___ ___ ______ / ____// / / | / | / // ____/ / ____// __ \ / __ \ / |/ // | /_ __/ / / / / / /| | / |/ // / __ ______ / /_ / / / // /_/ // /|_/ // /| | / / / /___ / /___ / ___ | / /| // /_/ //_____// __/ / /_/ // _, _// / / // ___ | / / \____//_____//_/ |_|/_/ |_/ \____/ /_/ \____//_/ |_|/_/ /_//_/ |_|/_/ \033[0m] =================================================================================================" local start_time=$(date +%s) local files=$(git diff --name-only HEAD | grep -E "*.h$|*.c$|*.cc$|*.cpp$") files=(${files// / }) local total=${#files[@]} local failure_num=0 local index=1 for file in ${files[@]} do clang-format -i ${file} if [[ $? -ne 0 ]];then printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;31m\033[5m%s\033[0m\n" \ ${index} ${total} ${file} "[FAILED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' failure_num=$((failure_num+1)) else printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[PASS]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' fi index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m, \033[1;32msuccess: $((total-failure_num))\033[0m, \033[1;31mfailure: ${failure_num}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" } function do_astyle_fix() { astyle --options=none --lineend=linux --mode=c \ --style=kr \ --add-braces \ --indent=spaces=4 \ --indent-preprocessor \ --indent-col1-comments \ --indent-switches \ --indent-cases \ --min-conditional-indent=0 \ --max-instatement-indent=120 \ --max-code-length=120 \ --break-after-logical \ --pad-oper \ --pad-header \ --unpad-paren \ --pad-comma \ --lineend=linux \ --align-reference=name \ --close-templates \ --indent-preproc-define \ --indent-cases \ --indent-switches \ --attach-namespaces \ --attach-classes \ --attach-extern-c \ --attach-closing-while \ --indent-col1-comments \ --break-one-line-headers \ --close-templates < "${1}" } function astyle_fix() { [[ -z "${1}" || ! -r "${1}" ]] && exit -1 tmp="$(mktemp --tmpdir=$(dirname "${1}"))" do_astyle_fix "${1}" > "${tmp}" sed -i 's/\*const/\* const/g' "${tmp}" mv "${tmp}" "${1}" } function astyle_format() { which astyle if [[ $? -ne 0 ]]; then echo "please install astyle tool first" exit 1 fi echo -e "\ =================================================================================================\033[1;36m ___ _____ ________ __ __ ______ ______ ____ ____ __ ___ ___ ______ / | / ___//_ __/\ \/ // / / ____/ / ____// __ \ / __ \ / |/ // | /_ __/ / /| | \__ \ / / \ // / / __/ ______ / /_ / / / // /_/ // /|_/ // /| | / / / ___ | ___/ / / / / // /___ / /___/_____// __/ / /_/ // _, _// / / // ___ | / / /_/ |_|/____/ /_/ /_//_____//_____/ /_/ \____//_/ |_|/_/ /_//_/ |_|/_/ \033[0m] =================================================================================================" local start_time=$(date +%s) local files=$(find ./src ./test -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") files=(${files// / }) local total=${#files[@]} local failure_num=0 local index=1 for file in ${files[@]} do astyle_fix ${file} if [[ $? -ne 0 ]];then printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;31m\033[5m%s\033[0m\n" \ ${index} ${total} ${file} "[FAILED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' failure_num=$((failure_num+1)) else printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[PASS]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' fi index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m, \033[1;32msuccess: $((total-failure_num))\033[0m, \033[1;31mfailure: ${failure_num}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" } function quick_format() { if [[ $1 == "clang-format" ]]; then clang_format else astyle_format fi } function do_astyle_check() { [[ -z "$1" || ! -r "$1" ]] && return -1 do_astyle_fix "$1" | diff -pu --label="$1.orig" "$1" --label="$1" - if [[ $? -ne 0 ]]; then return -1 fi } function style_check() { echo -e "\ ================================================================================================= ███████╗████████╗██╗ ██╗██╗ ███████╗ ██████╗██╗ ██╗███████╗ ██████╗██╗ ██╗ ██╔════╝╚══██╔══╝╚██╗ ██╔╝██║ ██╔════╝ ██╔════╝██║ ██║██╔════╝██╔════╝██║ ██╔╝ ███████╗ ██║ ╚████╔╝ ██║ █████╗ ██║ ███████║█████╗ ██║ █████╔╝ ╚════██║ ██║ ╚██╔╝ ██║ ██╔══╝ ██║ ██╔══██║██╔══╝ ██║ ██╔═██╗ ███████║ ██║ ██║ ███████╗███████╗ ╚██████╗██║ ██║███████╗╚██████╗██║ ██╗ ╚══════╝ ╚═╝ ╚═╝ ╚══════╝╚══════╝ ╚═════╝╚═╝ ╚═╝╚══════╝ ╚═════╝╚═╝ ╚═╝ =================================================================================================" local start_time=$(date +%s) local files if [[ ${1} == "all" ]]; then files=$(find ./src ./test -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") else files=$(git diff --name-only HEAD | grep -E "*.h$|*.c$|*.cc$|*.cpp$") fi files=(${files// / }) local total=${#files[@]} local failure_num=0 local index=1 for file in ${files[@]} do do_astyle_check ${file} if [[ $? -ne 0 ]];then printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;31m\033[5m%s\033[0m\n" \ ${index} ${total} ${file} "[FAILED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' failure_num=$((failure_num+1)) else printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[PASS]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' fi index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m, \033[1;32msuccess: $((total-failure_num))\033[0m, \033[1;31mfailure: ${failure_num}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" if [[ ${failure_num} -ne 0 ]]; then exit -1 fi } CPPCHRECK_RULE=( "information" "warning" "performance" "style" # "unusedFunction" # "all" ) CPPCHRCK_LOG="${CURRENT_PATH}/cppcheck.log" function cpp_check() { echo -e "\ =================================================================================================\033[1;33m ______ ____ ____ ______ __ __ ______ ______ __ __ / ____// __ \ / __ \ / ____// / / // ____// ____// //_/ / / / /_/ // /_/ / / / / /_/ // __/ / / / ,< / /___ / ____// ____/ / /___ / __ // /___ / /___ / /| | \____//_/ /_/ \____//_/ /_//_____/ \____//_/ |_|\033[0m =================================================================================================" echo "cpp check is in progress, please wait a few seconds..." printf "%0.s*" {1..97} printf "\n" local check_rule=$(echo ${CPPCHRECK_RULE[@]} | sed -e "s/ /,/g") local start_time=$(date +%s) result=$(cppcheck --enable=${check_rule} -j $(nproc) -i ./build ./ 2>&1 | grep -vE "^Checking|done$|any_of algorithm instead of a raw loop") nums=$(echo "${result}" | wc -l) echo "${result}" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) if [[ ${nums} -eq 0 ]] || [[ -z ${result} ]]; then echo -e "\033[1;32mSuccess: clean code!\033[0m \033[1;33mSpend time: ${duration} seconds\033[0m" else printf "%0.s*" {1..97} printf "\n" echo -e "\033[1;31mFailure: There are ${nums} warnings that you need to handle\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" exit -1 fi } function clang_tidy_check() { which clang-tidy > /dev/null if [[ $? -ne 0 ]]; then echo "please install clang-tidy tool first" exit 1 fi echo -e "\ =================================================================================================\033[1;33m ████████╗██╗██████╗ ██╗ ██╗ ██████╗██╗ ██╗███████╗ ██████╗██╗ ██╗ ╚══██╔══╝██║██╔══██╗╚██╗ ██╔╝ ██╔════╝██║ ██║██╔════╝██╔════╝██║ ██╔╝ ██║ ██║██║ ██║ ╚████╔╝ ██║ ███████║█████╗ ██║ █████╔╝ ██║ ██║██║ ██║ ╚██╔╝ ██║ ██╔══██║██╔══╝ ██║ ██╔═██╗ ██║ ██║██████╔╝ ██║ ╚██████╗██║ ██║███████╗╚██████╗██║ ██╗ ╚═╝ ╚═╝╚═════╝ ╚═╝ ╚═════╝╚═╝ ╚═╝╚══════╝ ╚═════╝╚═╝ ╚═╝\033[0m =================================================================================================" local start_time=$(date +%s) if [[ ! -f ${CURRENT_PATH}/../compile_commands.json ]]; then echo "compile_commands.json file not found in project root dirctory, generating..." mkdir -p ${CURRENT_PATH}/../build cd ${CURRENT_PATH}/../build cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ../ cp compile_commands.json ../ cd ${CURRENT_PATH} fi local files if [[ ${1} == "all" ]]; then files=$(find ./src ./test -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") elif [[ ${1} == "incremental" ]]; then files=$(git diff --name-only HEAD | grep -E "*.h$|*.c$|*.cc$|*.cpp$") elif [[ -f "$1" ]]; then files="$1" elif [[ -d "$1" ]]; then files=$(find "$1" -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") fi files=(${files// / }) local total=${#files[@]} local index=1 logfile=${CURRENT_PATH}/../clang-tidy-check.log echo "" > ${logfile} if [[ ${total} -eq 1 ]]; then clang-tidy -checks='-*,abseil-*,bugprone-*,cert-*,clang-analyzer-*,cppcoreguidelines-*, \ google-*,hicpp-*,linuxkernel-*,llvm-*,llvmlibc-*,-llvm-header-guard,misc-*,modernize-*,performance-*,portability-*,readability-*' ${files[0]} return 0 fi for file in ${files[@]} do echo ">>>>>>>>>>>>>>>>>>checking: ${file}" >> ${logfile} clang-tidy -checks='-*,abseil-*,bugprone-*,cert-*,clang-analyzer-*,cppcoreguidelines-*, \ google-*,hicpp-*,linuxkernel-*,llvm-*,llvmlibc-*,-llvm-header-guard,misc-*,modernize-*,performance-*,portability-*,readability-*' ${file} \ >> ${logfile} 2>&1 echo ">>>>>>>>>>>>>>>>>>checked: ${file}" >> ${logfile} printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[CHECKED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" echo -e "\033[1;31mCode analysis report ${logfile} is in the root directory of the project, please refer to the modification\033[0m" } function clang_tidy_fix() { which clang-tidy > /dev/null if [[ $? -ne 0 ]]; then echo "please install clang-tidy tool first" exit 1 fi echo -e "\ =================================================================================================\033[1;33m ████████╗██╗██████╗ ██╗ ██╗ ██████╗ ██████╗ ██████╗ ███████╗ ███████╗██╗██╗ ██╗ ╚══██╔══╝██║██╔══██╗╚██╗ ██╔╝ ██╔════╝██╔═══██╗██╔══██╗██╔════╝ ██╔════╝██║╚██╗██╔╝ ██║ ██║██║ ██║ ╚████╔╝ ██║ ██║ ██║██║ ██║█████╗ █████╗ ██║ ╚███╔╝ ██║ ██║██║ ██║ ╚██╔╝ ██║ ██║ ██║██║ ██║██╔══╝ ██╔══╝ ██║ ██╔██╗ ██║ ██║██████╔╝ ██║ ╚██████╗╚██████╔╝██████╔╝███████╗ ██║ ██║██╔╝ ██╗ ╚═╝ ╚═╝╚═════╝ ╚═╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚══════╝ ╚═╝ ╚═╝╚═╝ ╚═╝\033[0m =================================================================================================" local start_time=$(date +%s) if [[ ! -f ${CURRENT_PATH}/../compile_commands.json ]]; then echo "compile_commands.json file not found in project root dirctory, generating..." mkdir -p ${CURRENT_PATH}/../build cd ${CURRENT_PATH}/../build cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ../ cp compile_commands.json ../ cd ${CURRENT_PATH} fi local files if [[ ${1} == "fixdef" ]];then if [[ ${CURRENT_PATH} != "/iSulad/tools" ]]; then echo "Please move project to /" exit 1 fi files=$(find ./src ./test -regextype posix-extended -regex ".*\.(h)") elif [[ ${1} == "all" ]]; then files=$(find ./src ./test -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") elif [[ ${1} == "incremental" ]]; then files=$(git diff --name-only HEAD | grep -E "*.h$|*.c$|*.cc$|*.cpp$") elif [[ -f "$1" ]]; then files="$1" elif [[ -d "$1" ]]; then files=$(find "$1" -regextype posix-extended -regex ".*\.(h|c|cc|cpp)") fi files=(${files// / }) local total=${#files[@]} local index=1 if [[ ${total} -eq 1 ]]; then clang-tidy -checks='-*,abseil-*,bugprone-*,cert-*,clang-analyzer-*,cppcoreguidelines-*, \ google-*,hicpp-*,linuxkernel-*,llvm-*,llvmlibc-*,-llvm-header-guard,misc-*,modernize-*,performance-*,portability-*,readability-*' --fix ${files[0]} return 0 fi for file in ${files[@]} do if [[ ${1} == "fixdef" ]];then clang-tidy -checks='-*,llvm-header-guard' --fix ${file} >/dev/null 2>&1 sed -i 's/_ISULAD_SRC_//g ' ${file} >/dev/null 2>&1 else clang-tidy -checks='-*,abseil-*,bugprone-*,cert-*,clang-analyzer-*,cppcoreguidelines-*, \ google-*,hicpp-*,linuxkernel-*,llvm-*,llvmlibc-*,-llvm-header-guard,misc-*,modernize-*,performance-*,portability-*,readability-*' --fix ${file} >/dev/null 2>&1 fi printf "[\033[1;36m%03d\033[0m\033[1;33m/\033[0m\033[1;34m%03d\033[0m]@%-80s \033[1;32m%-5s\033[0m\n" \ ${index} ${total} ${file} "[REPAIRED]" | sed -e 's/ /-/g' -e 's/@/ /' -e 's/-/ /' index=$((index+1)) done printf "%0.s=" {1..96} printf "\n" local end_time=$(date +%s) local duration=$((${end_time} - ${start_time})) echo -e "\033[1;36mTotal files: ${total}\033[0m. \033[1;33mSpend time: ${duration} seconds\033[0m" echo -e "\033[1;31mThe code is repaired, please recompile and check\033[0m" } function incremental_check() { style_check "incremental" if [[ $? -ne 0 ]]; then exit -1 fi codestyle_check "incremental" if [[ $? -ne 0 ]]; then exit -1 fi cpp_check if [[ $? -ne 0 ]]; then return -1 fi } function static_check_all() { style_check "all" if [[ $? -ne 0 ]]; then return -1 fi codestyle_check "all" if [[ $? -ne 0 ]]; then return -1 fi cpp_check if [[ $? -ne 0 ]]; then return -1 fi } args=`getopt -o sc:x:iaf:kh --long codestyle,tidy-check:,tidy-fix:,incremental-check,all,quick-format:,style-check,cpp-check,help -- "$@"` if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi eval set -- "$args" while true; do case "$1" in -s|--codestyle) codestyle_check "all" || (err "failed to perfrom codestyle(codedex) code static check" && exit -1); shift ;; -c|--tidy-check) clang_tidy_check "$2" || (err "failed to perform clang-tidy code static check" && exit -1); shift 2;; -x|--tidy-fix) clang_tidy_fix "$2" || (err "failed to quick fix code with clang-tidy" && exit -1); shift 2;; -i|--incremental-check) incremental_check || (err "failed to perform incremental check" && exit -1); shift ;; -a|--all) static_check_all || (err "failed to perform all checks and statistics" && exit -1); shift ;; -f|--quick-format) quick_format $2 || (err "failed to format code" && exit -1); shift 2 ;; -k|--style-check) style_check "all" || (err "failed to check code style" && exit -1); shift ;; --cpp-check) cpp_check || (err "failed to check code style" && exit -1); shift ;; -h|--help) usage ; exit 0 ;; --) shift ; break ;; *) err "invalid parameter" ; exit -1 ;; esac done