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filter-warnings.sh
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executable file
·114 lines (105 loc) · 2.29 KB
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#!/usr/bin/env bash
help()
{
# Display Help
echo "Usage: filter-warnings.sh [LOG_FILE]"
echo
echo "Extracts all warnings generated by the C++ compiler into warnings.log in the current "
echo "working directory
7440
. Sorts by source file and skips duplicates. Statistics about warnings "
echo "are displayed on stdout."
echo
echo "options:"
echo "h Print this Help and exit."
echo
}
o2Warnings=(
'pointer-sign'
'override-init'
'catch-value'
'pessimizing-move'
'reorder'
'delete-non-virtual-dtor'
'deprecated-copy'
'redundant-move'
'overloaded-virtual'
'address'
'bool-compare'
'bool-operation'
'char-subscripts'
'comment'
'enum-compare'
'format'
'format-overflow'
'format-truncation'
'int-in-bool-context'
'init-self'
'logical-not-parentheses'
'maybe-uninitialized'
'memset-elt-size'
'memset-transposed-args'
'misleading-indentation'
'missing-attributes'
'multistatement-macros'
'narrowing'
'nonnull'
'nonnull-compare'
'openmp-simd'
'parentheses'
'restrict'
'return-type'
'sequence-point'
'sign-compare'
'sizeof-pointer-div'
'sizeof-pointer-memaccess'
'strict-aliasing'
'strict-overflow'
'switch'
'tautological-compare'
'trigraphs'
'uninitialized'
'unused-label'
'unused-value'
'unused-variable'
'volatile-register-var'
'zero-length-bounds'
'unused-but-set-variable'
'stringop-truncation'
'clobbered'
'cast-function-type'
'empty-body'
'ignored-qualifiers'
'implicit-fallthrough'
'missing-field-initializers'
'sign-compare'
'string-compare'
'type-limits'
'uninitialized'
'shift-negative-value'
)
# Process the input options.
while getopts ":h" option; do
case $option in
h | *) # display Help
help
exit;;
esac
done
# only argument is the log file
if [ "$#" -ne 1 ]; then
help
exit
fi
# input
logFile=${1}
# output
warningsFile="warnings.log"
# extract unique warnings and sort
grep "warning:" ${logFile} | sort -u > ${warningsFile}
# calculate and print statistics on warnings
nTotalWarnings="$(cat ${warningsFile} | grep -c "warning:")"
printf "Total warnings: ${nTotalWarnings}\n"
printf "##################################\n"
for warning in ${o2Warnings[@]}; do
nWarnings=$(cat ${warningsFile} | grep -c "${warning}")
printf '%-30s:\t%6s\t%8s\n' "${warning}" "${nWarnings}" "$(python3 -c "print(\"{:>.1%} \".format(${nWarnings} / ${nTotalWarnings}))")"
done