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# For cross-compilation and/or installations without grub available,
# copy this file as .mkvars to the root directory of the SOS sources,
# and customize the CC/LD/... variables. You still need the mtools
# installed and running

CC := i586-gnu-gcc
LD := i586-gnu-ld
OBJCOPY := i586-gnu-objcopy
CFLAGS += -O3

# Configuration of mtools
MTOOLSRC = extra/mtoolsrc
export MTOOLSRC

$(MULTIBOOT_IMAGE): $(KERNEL_OBJ) menu.txt
    gzip -dc < extra/grub.img.gz > $@
    mcopy menu.txt v:/boot/grub/
    mmd v:/system
    mcopy sos.elf v:/system/sos.elf

menu.txt:
    echo timeout 0 > $@
    echo default 0 >> $@
    echo title  SOS >> $@
    echo "root   (fd0)" >> $@
    echo kernel /system/sos.elf >> $@

runbochs: all
    echo c | bochs -q