GCC=gcc -O0 -g -nostdinc -ffreestanding -fno-builtin -Wall -w -I ../include -m32 -fno-pie -no-pie -c -o
ASM=gcc -nostdinc -ffreestanding -fno-builtin -m32 -c -fno-pie -no-pie
LINK=ld -m elf_i386 -n -o
CONVERT=dos2unix
INDENT=indent -nhnl -l75 -ppi3 -ts8 -bls -nbc -di8 -nbad -nbap -nsob -i8 -bl -bli0 -ncdw -nce -cli8 -cbi0 -npcs -cs -saf -sai -saw -nprs -lp -npsl
REMOVE=rm -f
CHANGEPERM=chmod 644
NM=nm
ZOFFSET=sed -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(startup_32\|startup_64\|efi32_stub_entry\|efi64_stub_entry\|efi_pe_entry\|input_data\|_end\|_ehead\|_text\|z_.*\)$$/\#define ZO_\2 0x\1/p'
VOFFSET=sed -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(_text\|__bss_start\|_end\)$$/\#define VO_\2 _AC(0x\1,UL)/p'

all: system.sys 

system.sys:	realmode/setup.bin system.bin
	$(NM) system.bin|$VOFFSET>voffset.h
	$(NM) setup.bin|$ZOFFSET>zoffset.h
	tools/build setup.bin system.bin zoffset.h system.sys
	sync

togit: clean indent

system.bin: system.o ../lib/libs.o
	$(LINK) -T system.ld system.o ../lib/libs.o

realmode/setup.bin:
	make -C realmode

system.o:
	$(GCC) $@ $^

clean:
	make -C realmode clean 
	$(REMOVE) *.o
	$(REMOVE) *.out
	$(REMOVE) *.bin
	$(REMOVE) *.sys
	$(REMOVE) *.s
	$(REMOVE) *.c~
	sync

indent:
	make -C realmode indent
	$(CHANGEPERM) *.c
	$(CONVERT) *.c
	$(INDENT) *.c
	$(REMOVE) *.c~
	sync