Initial work on using make

Makefile

@@ -0,0 +1,25 @@
+TARGET = foxdos
+
+FILES = src/int21.s \
+		src/kernel.s
+
+.PHONY: all qemu clean
+all: prepare boot kernel img
+
+qemu: all
+	qemu-system-i386 -fda $(TARGET)
+
+prepare:
+	mkdir -p obj
+
+boot: src/boot.s
+	nasm -I. -Isrc src/boot.s -o obj/boot.o
+
+kernel: $(FILES)
+	nasm -I. -Isrc src/kernel.s -o obj/kernel.o
+
+img:
+	cat obj/boot.o obj/kernel.o > $(TARGET)
+
+clean:
+	rm -rf obj/ $(TARGET)

b

@@ -1,11 +0,0 @@
-NAME=foxdos
-
-rm $NAME
-
-mkdir -p obj
-
-# TODO this only works in root directory. might be good to just use a proper build system
-nasm -I. -Isrc src/boot.s -o obj/boot
-nasm -I. -Isrc src/kernel.s -o obj/kernel
-
-cat obj/boot obj/kernel > $NAME