PICOSCROLL_MOD_DIR := $(USERMOD_DIR) # Add our source files to the respective variables. SRC_USERMOD += $(PICOSCROLL_MOD_DIR)/pico_scroll.c SRC_USERMOD_CXX += $(PICOSCROLL_MOD_DIR)/pico_scroll.cpp # Add our module directory to the include path. CFLAGS_USERMOD += -I$(PICOSCROLL_MOD_DIR) CXXFLAGS_USERMOD += -I$(PICOSCROLL_MOD_DIR) # We use C++ features so have to link against the standard library. LDFLAGS_USERMOD += -lstdc++