log: add getter for log level

include/villas/log.hpp

@@ -70,6 +70,8 @@ public:
 
 	void setLevel(Level lvl);
 	void setLevel(const std::string &lvl);
+
+	Level getLevel() const;
 };
 
 } // namespace villas

lib/log.cpp

@@ -152,4 +152,7 @@ void Log::setLevel(const std::string &lvl)
 	setLevel(level);
 }
 
-
+Log::Level Log::getLevel() const
+{
+	return level;
+}