Add quiet option to script

.github/workflows/misra.yml

@@ -30,8 +30,9 @@ jobs:
         cd $GITHUB_WORKSPACE/misra/
         mkdir .results
         chmod +x check_misra.sh
-        ./check_misra.sh -c /usr/bin -o ./.results
+        ./check_misra.sh -c /usr/bin -o ./.results -q
         echo "Scan complete"
+        echo $NumViolations
         echo "VIOLATIONS=$NumViolations" >> $GITHUB_ENV
         
     - name: Save output to Gist

misra/check_misra.sh

@@ -7,6 +7,7 @@ source_folder="$script_folder/../speeduino" # -s, --source
 file_exts="ino"                             # -e, --exts
 out_folder="$script_folder/.results"        # -o, --out
 cppcheck_path=""                            # -c, --cppcheck
+quiet=0                                     # -q, --quiet
 
 function parse_command_line() {
    while [ $# -gt 0 ] ; do
@@ -15,6 +16,7 @@ function parse_command_line() {
       -e | --exts) file_exts="$2" ;;
       -o | --out) out_folder="$2" ;;
       -c | --cppcheck) cppcheck_path="$2" ;;
+      -q | --quiet) quiet=1 ;;
       -*) 
         echo "Unknown option: " $1
         exit 1
@@ -70,7 +72,9 @@ rm -f "$result_file"
 run_cppcheck
 error_count="$(process_cpp_results)"
 
-cat "$result_file"
+if [ $quiet -eq 0 ]; then
+  cat "$result_file"
+fi
 echo $error_count MISRA violations
 echo $error_count > ".results/error_count.txt"