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145 lines
3.3 KiB
145 lines
3.3 KiB
#!/usr/bin/env bash |
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# |
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# Copyright (c) 2015 Intel Corporation. |
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# |
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# SPDX-License-Identifier: Apache-2.0 |
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# |
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# crawls the source tree to find out the amount of checkpatch issues |
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# and optionally update scripts/known_checkpatch_issues |
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# usage: check_known_checkpatch_issues.sh [-u] |
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# where: -u updates the known_checkpatch_issues db and commits it |
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# -q is the quiet mode (don't display the diff on stdout) |
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exe_name=$(basename $0) |
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do_checkpatch_bin=${ZEPHYR_BASE}/scripts/checkpatch/do_checkpatch.sh |
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timestamp_bin=${ZEPHYR_BASE}/scripts/checkpatch/timestamp |
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declare update=n |
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declare quiet=n |
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function usage { |
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printf "usage: %s [-u][-q]\n" ${exe_name} >&2 |
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} |
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function fail { |
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usage |
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exit -1 |
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} |
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function verify_needed { |
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needed="\ |
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${do_checkpatch_bin} \ |
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${timestamp_bin} \ |
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" |
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for i in ${needed}; do |
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type $i &>/dev/null |
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if [ $? != 0 ]; then |
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printf "need '%s' but not found in PATH\n" $i >&2 |
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exit -1 |
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fi |
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done |
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} |
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function get_opts { |
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declare -r optstr="quh" |
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while getopts ${optstr} opt; do |
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case ${opt} in |
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u) update=y ;; |
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q) quiet=y ;; |
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h) usage; exit 0 ;; |
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*) fail ;; |
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esac |
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done |
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} |
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verify_needed |
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get_opts $@ |
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do_checkpatch=${do_checkpatch_bin} |
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timestamp="${timestamp_bin} -u" |
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ts=$(${timestamp}) |
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uid=$(id -u) |
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pid=$$ |
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suffix=${uid}-${pid}-${ts} |
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checkpatch_results=/tmp/checkpatch.results-${suffix} |
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known_checkpatch_issues=${ZEPHYR_BASE}/scripts/known_checkpatch_issues |
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checkpatch_issues=/tmp/checkpatch_issues-${suffix} |
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git_log_params="\ |
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--abbrev=8 \ |
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--abbrev-commit \ |
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" |
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commit_id_str=$(git log ${git_log_params} HEAD | head -n 1) |
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echo ${commit_id_str} > ${checkpatch_issues} |
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${do_checkpatch} ${checkpatch_results} >> ${checkpatch_issues} |
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diff_file=/tmp/checkpatch.results.diff-${suffix} |
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diff -u ${known_checkpatch_issues} ${checkpatch_issues} > ${diff_file} |
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if [ ${quiet} = n ]; then |
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cat ${diff_file} |
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fi |
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# find all lines that starts with '+' but not '+commit' or '+++ diff' |
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minuses_err_str=(\ |
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$(cat ${diff_file} | \ |
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grep -v -E "^\-\-\-" | grep -v -E "^\-commit " | grep -E "^\-" | \ |
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awk '{print $1}' | cut -d\- -f 2-) \ |
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) |
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minuses_num_err=(\ |
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$(cat ${diff_file} | \ |
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grep -v -E "^\-\-\-" | grep -v -E "^\-commit " | grep -E "^\-" | \ |
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awk '{print $2}') \ |
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) |
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plusses_err_str=(\ |
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$(cat ${diff_file} | \ |
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grep -v -E "^\+\+\+" | grep -v -E "^\+commit " | grep -E "^\+" | \ |
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awk '{print $1}' | cut -d\+ -f 2-) \ |
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) |
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plusses_num_err=(\ |
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$(cat ${diff_file} | \ |
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grep -v -E "^\+\+\+" | grep -v -E "^\+commit " | grep -E "^\+" | \ |
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awk '{print $2}') \ |
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) |
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exit_code=0 |
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declare -i num_plusses=${#plusses_num_err[@]} |
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declare -i num_minuses=${#minuses_num_err[@]} |
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declare -i test_num=${num_plusses} |
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while [ ${test_num} -gt 0 ]; do |
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test_num+=-1 |
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match=n |
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declare -i i=${num_minuses} |
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while [ $i -gt 0 ]; do |
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i+=-1 |
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if [ ${plusses_err_str[${test_num}]} = ${minuses_err_str[$i]} ]; then |
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n_minus=${minuses_num_err[$i]} |
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n_plus=${plusses_num_err[${test_num}]} |
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if [ ${n_plus} -gt ${n_minus} ]; then |
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exit_code=1 |
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break 2 |
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fi |
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match=y |
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break 1 |
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fi |
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done |
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if [ ${match} = n ]; then |
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# there was no match for the plus line, so that is a new error |
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exit_code=1 |
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break 1 |
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fi |
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done |
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if [ ${update} = y ]; then |
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msg="known_checkpatch_issues: updating to ${commit_id_str}" |
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cp ${checkpatch_issues} ${known_checkpatch_issues} |
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git add ${known_checkpatch_issues} |
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git commit -m "${msg}" |
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fi |
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exit ${exit_code}
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