Makefile 3

CFLAGS=-std=gnu++11 -Wall -Wextra -ffreestanding -nostdlib -fPIC -mno-red-zone -I Include -c
#CC=clang++
#CC=$(HOME)/opt/cross/x64/bin/x86_64-elf-g++
CC=$(HOME)/opt/cross/x86/bin/i386-elf-g++
LD32=$(HOME)/opt/cross/x86/bin/i386-elf-ld
LD64=$(HOME)/opt/cross/x64/bin/x86_64-elf-ld
OBJS:=start.o kernel.o

CRTI_OBJ:=crti.o
CRTBEGIN_OBJ:=$(shell $(CC) -print-file-name=crtbegin.o)
CRTEND_OBJ:=$(shell $(CC) -print-file-name=crtend.o)
#CRTBEGIN_OBJ=$(HOME)/opt/cross/lib/gcc/x86_64-elf/4.9.1/crtbegin.o
#CRTEND_OBJ=$(HOME)/opt/cross/lib/gcc/x86_64-elf/4.9.1/crtend.o
CRTN_OBJ=crtn.o

OBJ_LINK_LIST:=$(CRTI_OBJ) $(CRTBEGIN_OBJ) $(OBJS) $(CRTEND_OBJ) $(CRTN_OBJ)
INTERNAL_OBJS:=$(CRTI_OBJ) $(OBJS) $(CRTN_OBJ)
#-target x86_64-elf
kernel:
        nasm -f elf64 x86HAL/start.asm -o start.o
        nasm -f elf64 x86HAL/crti.asm -o crti.o
        nasm -f elf64 x86HAL/crtn.asm -o crtn.o
        $(CC) Kernel/main.cxx -m64 $(CFLAGS) -o kernel.o
        $(LD64) -nodefaultlibs -m elf_x86_64 -T link.ld -o kernel.bin $(OBJ_LINK_LIST)
        #ld -nodefaultlibs -T link.ld -o kernel.bin $(OBJ_LINK_LIST)
        mkdir -p isodir
        mkdir -p isodir/boot
        cp kernel.bin isodir/boot/kernel.bin
        mkdir -p isodir/boot/grub
        cp grub.cfg isodir/boot/grub/grub.cfg
        grub-mkrescue -o kernel.iso isodir

#-target i386-elf
kernel32:
        nasm -f elf32 x86HAL/start32.asm -o start.o
        nasm -f elf32 x86HAL/crti32.asm -o crti.o
        nasm -f elf32 x86HAL/crtn32.asm -o crtn.o
        $(CC) Kernel/main.cxx -m32 $(CFLAGS) -o kernel.o
        $(LD32) -m elf_i386 -T link32.ld -o kernel.bin $(OBJ_LINK_LIST)
        mkdir -p isodir
        mkdir -p isodir/boot
        cp kernel.bin isodir/boot/kernel.bin
        mkdir -p isodir/boot/grub
        cp grub.cfg isodir/boot/grub/grub.cfg
        grub-mkrescue -o kernel.iso isodir

clean:
        rm -f kernel.bin $(INTERNAL_OBJS)