speeduino/misra/check_misra.sh

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#!/bin/bash
script_folder="$(dirname $(readlink -f $0))"
# Initialize variables with defaults
source_folder="$script_folder/../speeduino" # -s, --source
out_folder="$script_folder/.results" # -o, --out
cppcheck_path="" # -c, --cppcheck
quiet=0 # -q, --quiet
output_xml=0 # -x, --xml
function parse_command_line() {
while [ $# -gt 0 ] ; do
case "$1" in
-s | --source) source_folder="$2" ;;
-o | --out) out_folder="$2" ;;
-c | --cppcheck) cppcheck_path="$2" ;;
-q | --quiet) quiet=1 ;;
-x | --xml) output_xml=1 ;;
-*)
echo "Unknown option: " $1
exit 1
;;
esac
shift
done
}
parse_command_line "$@"
cppcheck_bin="${cppcheck_path}/cppcheck"
cppcheck_misra="${cppcheck_path}/addons/misra.py"
num_cores=`getconf _NPROCESSORS_ONLN`
let num_cores--
mkdir -p "$out_folder"
cppcheck_parameters=( --inline-suppr
--language=c++
--enable=warning
--enable=information
--enable=performance
--enable=portability
--enable=style
--addon="$script_folder/misra.json"
--suppressions-list="$script_folder/suppressions.txt"
--suppress=unusedFunction:*
--suppress=missingInclude:*
--suppress=missingIncludeSystem:*
--suppress=unmatchedSuppression:*
--suppress=cstyleCast:*
--platform=avr8
--cppcheck-build-dir="$out_folder"
-j "$num_cores"
-DCORE_AVR=1
-D__AVR_ATmega2560__
-DARDUINO_AVR_MEGA2560
-DF_CPU=16000000L
-DARDUINO_ARCH_AVR
-DARDUINO=10808
-DAVR=1
# This is defined in the AVR headers, which aren't included.
# cppcheck will not do type checking on unknown types.
# It's used a lot and it's unsigned, which can trigger a lot
# of type mismatch violations.
-Dbyte=uint8_t
# All violations from included libraries (*src* folders) are ignored
--suppress="*:$source_folder/src/*"
# No libdivide - analysis takes too long
-UUSE_LIBDIVIDE
# Don't parse the /src folder
-i "$source_folder/src"
"$source_folder/**.ino"
"$source_folder/**.cpp")
cppcheck_out_file="$out_folder/results.txt"
if [ $output_xml -eq 1 ]; then
cppcheck_out_file="$out_folder/results.xml"
cppcheck_parameters+=(--xml)
fi
# There is no way to tell the misra add on to skip certain headers
# libdivide adds 10+ minutes to each file so rename the folder
# before the scan
mv "$source_folder"/src/libdivide "$source_folder"/src/_libdivide
"$cppcheck_bin" ${cppcheck_parameters[@]} 2> $cppcheck_out_file
# Restore libdivide folder name after scan
mv "$source_folder"/src/_libdivide "$source_folder"/src/libdivide
# Count lines for Mandatory or Required rules
error_count=`grep -i "Mandatory - \|Required - " < "$cppcheck_out_file" | wc -l`
if [ $quiet -eq 0 ]; then
cat "$cppcheck_out_file"
fi
echo $error_count MISRA violations
echo $error_count > "$out_folder/error_count.txt"
exit 0