# Makefile for ominOS

.EXPORT_ALL_VARIABLES:

TOPDIR:=$(shell pwd)

include tools/defconfig

COMPILEID = $(shell whoami)@$(shell hostname) $(shell date '+%Y-%m-%d %T %Z')

# Directories

KERNEL		= $(TOPDIR)/kernel
LIB		= $(TOPDIR)/lib
DRIVERS		= $(TOPDIR)/drivers
MM		= $(TOPDIR)/mm
ARCH		= $(TOPDIR)/arch
BOOT		= $(TOPDIR)/boot
INCLUDE		= $(TOPDIR)/include
MENU_CONFIG = $(TOPDIR)/tools/lxdialog

# program files
CC		= gcc-3.4
LD		= ld
NASM		= nasm
RM		= rm
ifeq "$(CONFIG_GENERAL_SILENT)" "y"
MAKE		= make -s
else
MAKE		= make
endif

# flags
DEBUG		=
CFLAGS		= -g -Wall -Winline -ffreestanding -nostdinc -nostdlib -fno-strict-aliasing -m32 -DCOMPILE_ID='"${COMPILEID}"' -I$(INCLUDE) $(DEBUG)

LD_MBLOAD_FLAGS		= -static -nostdlib -Tmbloader.ld
LD_KERNEL_FLAGS 	= -static -nostdlib -Tkernel.ld

KERNEL32_TARGET = kernel32
MULTIBOOT_TARGET = nucleus

SUBDIRS		= boot arch kernel mm omlib drivers

default: all nucleus kernel32 clean

noclean: all nucleus kernel32

all:
	cd include; ln -sf i386 arch	
	@for dir in $(SUBDIRS);\
		do ( $(MAKE) -C $$dir all);\
	done

nucleus: boot.o multiboot.o cpu.o memInit.o page.o string.o
nucleus: debug.o doprint.o emit_str.o
	ld $(LD_MBLOAD_FLAGS) $^ -o $@

kernel32: kernel.o cpu.o debug.o doprint.o emit_str.o string.o kstrdup.o
kernel32: idt.o idt-stub.o pic.o gdt.o memInit.o page.o mm.o dma.o
kernel32: manager.o null.o text.o tty.o timer.o process.o arch_process.o
kernel32: mutex.o arch_systemcall.o systemcall.o floppy.o fat.o vfs.o rootfs.o
kernel32: devfs.o io.o
	ld $(LD_KERNEL_FLAGS) $^ -o $@

config:
	$(MAKE) -C $(MENU_CONFIG) all
	./config.sh

clean:
	@echo -n Cleaning up...
	@$(RM) *.o
	@for dir in $(SUBDIRS);\
		do ( $(MAKE) -C $$dir distclean);\
	done
	@echo done

fdimage:
	mount floppy
	cp nucleus floppy/system/.
	cp kernel32	floppy/system/.
	umount floppy 
wc:
	@wc -l `find . -type f`

include buildrules.inc