# mavlink header generation
MAVLINK_DIR := $(SKETCHBOOK)/modules/mavlink/
MESSAGE_DEFINITIONS := $(SKETCHBOOK)/modules/mavlink/message_definitions/v1.0
MAVLINK_HEADERS := $(BUILDROOT)/libraries/GCS_MAVLink/include/mavlink/$(MAVLINK_SUBDIR)/ardupilotmega/mavlink.h $(wildcard $(BUILDROOT)/libraries/GCS_MAVLink/include/mavlink/$(MAVLINK_SUBDIR)/,*.h) $(wildcard $(BUILDROOT)/libraries/GCS_MAVLink/include/mavlink/$(MAVLINK_SUBDIR)/ardupilotmega,*.h)
MAVLINK_OUTPUT_DIR := $(BUILDROOT)/libraries/GCS_MAVLink/include/mavlink/$(MAVLINK_SUBDIR)

$(MAVLINK_HEADERS): $(MESSAGE_DEFINITIONS)/ardupilotmega.xml $(MESSAGE_DEFINITIONS)/common.xml
	echo "Generating MAVLink headers..."
	#goto mavlink module directory and run the most recent generator script
	echo "Generating C code using mavgen.py located at" $(SKETCHBOOK)/modules/mavlink/
	-PYTHONPATH=$(MAVLINK_DIR) python $(MAVLINK_DIR)/pymavlink/tools/mavgen.py --lang=C --wire-protocol=$(MAVLINK_WIRE_PROTOCOL) --output=$(MAVLINK_OUTPUT_DIR) $(MESSAGE_DEFINITIONS)/ardupilotmega.xml