makefile.inc is now better includable

makefile.inc

-CFLAGS+=-I"Inc" -I"dw1000/Inc/"
-SRC+=$(wildcard dw1000/Src/*.c)
\ No newline at end of file
+DRIVER_PATH=$(dir $(lastword $(MAKEFILE_LIST)))
+SRC_DIR=$(DRIVER_PATH)Src
+INC_DIR=$(DRIVER_PATH)Inc
+
+DRIVER_SOURCES=$(notdir $(wildcard Src/*.c))
+CFLAGS+=-I$(INC_DIR)
+CXXFLAGS+=-I$(INC_DIR)
+OBJECTS+=$(addprefix $(BUILD_DIR)/,$(DRIVER_SOURCES:%.c=%.o))
+
+$(BUILD_DIR)/%.o : $(SRC_DIR)/%.c
+	$(CC) $(CFLAGS) -o $@ -c $<