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Makefile
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#Using clang because it cross compile by default, no need to compile own toolchain
CC_C = clang
CC_ASM = nasm
NAME = kfs-3.bin
ISO_NAME = kfs-3.iso
SRCDIR = srcs
SRC_FILES_ASM = kernel/boot.s \
kernel/gdt/gdt_asm.s \
kernel/idt/idt_asm.s \
kernel/isr/isr_asm.s \
kernel/memory/paging_asm.s
SRC_FILES_C = kernel/kernel.c \
drivers/vga/vga.c \
drivers/PS2_keyboard/PS2_keyboard.c \
kernel/gdt/gdt.c \
kernel/idt/idt.c \
kernel/isr/isr.c \
kernel/isr/irqs/pit.c \
lib/memlib.c \
lib/strlib.c \
lib/bitwiselib.c \
lib/printk/printk.c \
lib/printk/parse.c \
lib/printk/fill_buffer.c \
lib/printk/flags/flag_c.c \
lib/printk/flags/flag_di.c \
lib/printk/flags/flag_s.c \
lib/printk/flags/flag_u.c \
lib/printk/flags/flag_o.c \
lib/printk/flags/flag_x.c \
lib/printk/flags/flag_p.c \
io/io.c \
io/shell/shell.c \
io/shell/builtins/print_stack.c \
io/shell/builtins/shutdown.c \
io/shell/builtins/kbd.c \
kernel/memory/memory.c \
kernel/memory/grub/grub.c \
kernel/memory/page_directory.c \
kernel/memory/pmm/pmm.c \
kernel/memory/vmm/vmm.c \
kernel/memory/vmm/malloc/malloc.c \
kernel/memory/vmm/malloc/free.c \
kernel/memory/vmm/malloc/calloc.c \
kernel/memory/vmm/malloc/realloc.c
SRCS_C = $(addprefix $(SRCDIR)/, $(SRC_FILES_C))
SRCS_ASM = $(addprefix $(SRCDIR)/, $(SRC_FILES_ASM))
OBJ_C = $(SRCS_C:.c=.o)
OBJ_ASM = $(SRCS_ASM:.s=.o)
CFLAGS = -Wall -Wextra -Werror -g3\
-m32 --target=i686-elf-clang \
-fno-builtin \
-fno-exceptions \
-fno-stack-protector \
-nostdlib \
-nodefaultlibs \
-mgeneral-regs-only
all: $(NAME)
$(NAME): $(OBJ_C) $(OBJ_ASM)
@printf "\033[33mLinking of $(NAME)...\033[0m"
@$(CC_C) -m32 -T linker.ld -o $(NAME) -ffreestanding -O2 -nostdlib $(OBJ_ASM) $(OBJ_C) -lgcc
@printf "\033[32m[✓]\033[0m\n"
@grub-file --is-x86-multiboot $(NAME)
@mkdir -p isodir/boot/grub
@cp $(NAME) isodir/boot/$(NAME)
@cp grub.cfg isodir/boot/grub/grub.cfg
@grub-mkrescue -o $(ISO_NAME) isodir
%.o : %.s
@printf "\033[36mCompilation de $<...\033[0m"
@$(CC_ASM) -felf32 $< -o $@
@printf "\033[32m[✓]\033[0m\n"
%.o : %.c
@printf "\033[36mCompilation de $<...\033[0m"
@$(CC_C) -c $(CFLAGS) $< -o $@
@printf "\033[32m[✓]\033[0m\n"
clean:
@printf "\033[31mSuppression des *.o...\033[0m"
@rm -rf $(OBJ_ASM)
@rm -rf $(OBJ_C)
@printf "\033[32m[✓]\033[0m\n"
@rm -rf isodir
fclean: clean
@printf "\033[31mSuppression de $(NAME)...\033[0m"
@rm -f $(NAME)
@printf "\033[32m[✓]\033[0m\n"
@printf "\033[31mSuppression de $(ISO_NAME)...\033[0m"
@rm -f $(ISO_NAME)
@printf "\033[32m[✓]\033[0m\n"
re: fclean all
run: all
qemu-system-x86_64 -m 256 -cdrom $(ISO_NAME)
run_debug: all
qemu-system-x86_64 -s -S -d int -m 256 -cdrom $(ISO_NAME)
relaunch: fclean run
check:
@printf "\033[32m[✓] all tests passed \033[0m\n"
.SILENT:
.PHONY: all re fclean clean