Enhance error handling

docker/code-analysis/static_code_analysis.sh

 #!/bin/bash
+set -eo pipefail
 
 log()
 {
@@ -106,7 +107,7 @@ run_cpd_check()
     exec_cmd /usr/local/pmd/bin/run.sh cpd --language c --exclude ./test/ ${CPD_OPTIONS} --files ${SOURCE_FOLDER}
 }
 
-main()
+validate_c_code()
 {
 	log "SOURCE_FOLDER: ${SOURCE_FOLDER}"
 	log "COMPILATION_FIXUP: ${COMPILATION_FIXUP}"
@@ -126,6 +127,11 @@ main()
 		fi
 	fi
 
+	if [ "${SOURCE_FOLDER}" == "SKIP" ]; then
+		log "Skipping C code analysis"
+		exit 0
+	fi
+
 	# Install pre-req if present/defined
 	if [ -f "./gitlab-ci/install-dependencies.sh" ]; then
 		log "Installing prerequisites for compilation"
@@ -147,10 +153,40 @@ main()
 	run_cppcheck_validation
 
 	# Run clang analysis
-	run_cppcheck_clang_validation
+	# run_cppcheck_clang_validation
 
 	# Run infer analysis
 	run_infer_analysis
 }
 
-main "$@"
+validate_shell_script()
+{
+	log "Running optional tests"
+	if [ -z "${SHELL_SRC}" ]; then
+		log "Skipping ShellCheck path not defined"
+		exit 0
+	fi
+
+	if [ "${SHELL_SRC}" == "SKIP" ]; then
+		log "Skipping ShellChecks ..."
+		exit 0
+	fi
+
+	log "Running shellcheck ${SHELLCHECK_OPTIONS} ${SHELL_SRC}"
+	exec_cmd shellcheck ${SHELLCHECK_OPTIONS} ${SHELL_SRC}
+}
+
+validation_type="${1}"
+
+case "${validation_type}" in
+	c_code)
+		validate_c_code "${@}"
+		;;
+	shell_script)
+		validate_shell_script "${@}"
+		;;
+	*)
+		echo "Unsupported validation type: ${validation_type}"
+		exit 1
+	;;
+esac