rwildcard=$(foreach d,$(wildcard $(1:=/*)),$(call rwildcard,$d,$2) $(filter $(subst *,%,$2),$d))

HEADERS := $(call rwildcard,src/kernel,*.h)
SOURCEC := $(call rwildcard,src/kernel,*.c)
SOURCEA := $(call rwildcard,src/kernel,*.asm)
OBJECTS := $(patsubst src/%.c, build/%.o, $(SOURCEC)) $(patsubst src/%.asm, build/%.o, $(SOURCEA))

drive.bin: Makefile partuuid.txt mod.ld elftomod.py bootfs/luma_vid.mod bootfs/luma_hda.mod bootfs/luma_fs.mod bootfs/luma_wm.mod bootfs/luma_uhci.mod bootfs/luma_ps2.mod boot0.bin boot1.bin $(OBJECTS)
	i386-elf-ld -pie -T mod.ld -no-dynamic-linker -nostdlib -o kernel.elf $(OBJECTS) $(LDFLAGS)
	./elftomod.py kernel.elf bootfs/krnl.mod ppm_Bitmap:0 vpm_init:1 vpm_map:2 canal_init:3 pci_init:4 scheduler_init:5 scheduler_spawn:6 scheduler_start:7

	dd if=/dev/zero of=drive.bin bs=1024 count=10240
	/bin/echo -e "mklabel msdos\nmkpart primary 8192b -1s\nquit\n" | parted drive.bin
	mkdir -p mnt
	/bin/echo -e "512\n20464\n0\n0\n0\n0\n" | leanfuse -O8192 -I`cat partuuid.txt` -Cdrive.bin
	./leanfuse mnt drive.bin -O8192
	cp -r bootfs/* ./mnt/
	fusermount -u ./mnt

	dd if=boot0.bin of=drive.bin bs=1 count=446 seek=0 conv=notrunc
	dd if=boot1.bin of=drive.bin bs=1 seek=512 conv=notrunc

	cp drive.bin drive2.bin

bootfs/luma_%.mod:
	$(MAKE) -C luma/$* mod

boot0.bin: src/boot0.asm boot1.bin
	nasm -DBOOT1_SIZE=`stat -c %s boot1.bin` -fbin -o $@ $<

boot1.bin: src/boot1.asm partuuid.txt
	nasm -DPARTUUID=`cat partuuid.txt` -fbin -o $@ $<

build/kernel/%.o: src/kernel/%.c
	mkdir -p $(@D)
	i386-elf-gcc -march=i386 -Isrc -Os -pie -nodefaultlibs -nostdlib -nostartfiles -fomit-frame-pointer -c -o $@ -ffreestanding -mgeneral-regs-only -std=gnu99 -Wall $<

build/kernel/%.o: src/kernel/%.asm
	mkdir -p $(@D)
	nasm -felf32 -o $@ $<

partuuid.txt:
	openssl rand -hex 16 > partuuid.txt

qemu:
	qemu-system-i386 -m 32 -drive if=none,id=driev,format=raw,file=drive.bin -usb -debugcon stdio -soundhw hda -device usb-storage,bus=usb-bus.0,drive=driev