146 lines
3.2 KiB
Bash
Executable File
146 lines
3.2 KiB
Bash
Executable File
#!/bin/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/do_checkpatch.sh
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timestamp_bin=${ZEPHYR_BASE}/scripts/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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