Bash script to produce a markdown table with real-time safety static code analysis results

rt_static_analysis.bash

#!/usr/bin/env bash

# run this in ros2_ws/src/ros2

# space-delimited list of real-time unsafe keywords
keywords="new delete malloc free std::cout std::vector std::map std::list throw"

# Get list of libraries checked
libraries=$(ls --hide examples --hide system_tests -p | grep "/")

echo "key |" $libraries | sed 's#/ # | #g'
cols=$(echo "$libraries" | grep -c "/")
echo "---"`printf "%${cols}s" | sed 's/ /|---/g'`

rm -f output

for word in $keywords; do
  echo ">>>> $word" >> output

  data=$(grep -rI $word --include=\*.{cpp,c,hpp,h}* --exclude output --exclude-dir examples --exclude-dir system_tests .)

  outline="$word "
  # Count occurrences of libraries
  for library in $libraries; do
    outline+="|    `echo "$data" | grep -c $library`"
  done
  echo $outline

  # Dump output to file
  echo "$data" >> output
  echo "" >> output
  echo "" >> output
done

# Now echo the totals
outline="total "
for library in $libraries; do
  outline+="|    `grep -c $library output`"
done

echo $outline