Changed makefile so that the compiler writed dependencies to disk

and that dependencies are included into Makefile

.gitignore

@@ -2,3 +2,4 @@ a.out
 example
 *.swp
 *.o
+*.d

Makefile

@@ -1,14 +1,19 @@
 
+CFLAGS += -Wall -Wextra -pedantic -Werror -std=c23
 SOURCES = $(wildcard *.c)
 OBJECTS = $(SOURCES:.c=.o)
+DEPENDS = $(SOURCES:.c=.d)
+DEPFLAGS = -MMD -MP
 
 example: $(OBJECTS)
 	$(CC) $(OBJECTS) -o $@
 
 %.o: %.c
-	$(CC) -c $< -o $@
+	$(CC) $(CFLAGS) $(DEPFLAGS) -c $< -o $@
+
+-include $(DEPENDS)
 
 .PHONY: clean
 
 clean:
-	rm -f example $(OBJECTS)
+	rm -f example $(OBJECTS) $(DEPENDS)