Making use of DEBUG_LEVEL macros

in this way we are able to select the debug level that needs to be
included in the sketch at compile time. The default value is to include
all the possible logs

Author: andreagilardoni

src/Arduino_DebugUtils.h

@@ -106,24 +106,39 @@ extern Arduino_DebugUtils Debug;
  * DEFINE
  **************************************************************************************/
 
-#ifndef DEBUG_ERROR
-#  define DEBUG_ERROR(fmt, ...) Debug.print(DBG_ERROR, fmt, ## __VA_ARGS__)
+
+#ifndef DEBUG_LEVEL
+#  define DEBUG_LEVEL DEBUG_LEVEL_ALL
+#endif
+
+#if !defined(DEBUG_ERROR) && ((DEBUG_LEVEL & DEBUG_LEVEL_ERROR) == DEBUG_LEVEL_ERROR)
+#  define DEBUG_ERROR(fmt, ...)       Debug.print(DBG_ERROR, fmt, ## __VA_ARGS__)
+#else
+#  define DEBUG_ERROR(fmt, ...)       (void) 0
 #endif
 
-#ifndef DEBUG_WARNING
-#  define DEBUG_WARNING(fmt, ...) Debug.print(DBG_WARNING, fmt, ## __VA_ARGS__)
+#if !defined(DEBUG_WARNING) && ((DEBUG_LEVEL & DEBUG_LEVEL_WARNING) == DEBUG_LEVEL_WARNING)
+#  define DEBUG_WARNING(fmt, ...)     Debug.print(DBG_WARNING, fmt, ## __VA_ARGS__)
+#else
+#  define DEBUG_WARNING(fmt, ...)     (void) 0
 #endif
 
-#ifndef DEBUG_INFO
-#  define DEBUG_INFO(fmt, ...) Debug.print(DBG_INFO, fmt, ## __VA_ARGS__)
+#if !defined(DEBUG_INFO) && ((DEBUG_LEVEL & DEBUG_LEVEL_INFO) == DEBUG_LEVEL_INFO)
+#  define DEBUG_INFO(fmt, ...)        Debug.print(DBG_INFO, fmt, ## __VA_ARGS__)
+#else
+#  define DEBUG_INFO(fmt, ...)        (void) 0
 #endif
 
-#ifndef DEBUG_DEBUG
-#  define DEBUG_DEBUG(fmt, ...) Debug.print(DBG_DEBUG, fmt, ## __VA_ARGS__)
+#if !defined(DEBUG_DEBUG) && ((DEBUG_LEVEL & DEBUG_LEVEL_DEBUG) == DEBUG_LEVEL_DEBUG)
+#  define DEBUG_DEBUG(fmt, ...)       Debug.print(DBG_DEBUG, fmt, ## __VA_ARGS__)
+#else
+#  define DEBUG_DEBUG(fmt, ...)       (void) 0
 #endif
 
-#ifndef DEBUG_VERBOSE
-#  define DEBUG_VERBOSE(fmt, ...) Debug.print(DBG_VERBOSE, fmt, ## __VA_ARGS__)
+#if !defined(DEBUG_VERBOSE) && ((DEBUG_LEVEL & DEBUG_LEVEL_VERBOSE) == DEBUG_LEVEL_VERBOSE)
+#  define DEBUG_VERBOSE(fmt, ...)     Debug.print(DBG_VERBOSE, fmt, ## __VA_ARGS__)
+#else
+#  define DEBUG_VERBOSE(fmt, ...)     (void) 0
 #endif
 
 #endif /* ARDUINO_DEBUG_UTILS_H_ */