all: build/kernel-i386.elf
clean:
	-@rm build/* 2> /dev/null || true

build/kernel-i386.elf: src/* build/
	tcc -m32 -nostdlib -Wl,-Ttext,0x100000 -o build/kernel-i386.elf src/start32.s src/*.c
image: build/kernel-i386.elf mount
	cp build/kernel-i386.elf mnt/roska/start32.elf
	sync

qemu-multiboot: build/kernel-i386.elf
	qemu-system-i386 -kernel build/kernel-i386.elf -serial stdio
qemu-image: image
	qemu-system-i386 roska.img -serial stdio

mount: roska.img mnt/
	@if ! mountpoint -q "mnt/"; then \
		sudo mount -o loop,offset=1048576,umask=177,dmask=022,uid=$(shell id -u),gid=$(shell id -g) roska.img mnt/; \
	fi;
umount:
	@sudo umount mnt
mnt/:
	@mkdir mnt
build/:
	@mkdir build