makefile

CC = i686-elf-gcc
LD = i686-elf-ld

OSNAME := rockos

C_SOURCES := $(shell find kernel -type f -name '*.c')
S_SOURCES := $(shell find kernel -type f -name '*.S')

OBJECTS := $(patsubst %, obj/%.o, $(C_SOURCES) $(S_SOURCES))

CFLAGS  := -ffreestanding -O2 -Wall -Wextra -Ikernel
LDFLAGS := -T kernel/linker.ld

.PHONY: all run clean

all: $(OSNAME).iso

$(OSNAME).bin: $(OBJECTS) kernel/linker.ld
	$(LD) $(LDFLAGS) -o $@ $(OBJECTS)

$(OSNAME).iso: $(OSNAME).bin grub.cfg
	mkdir -p isodir/boot/grub
	cp $(OSNAME).bin isodir/boot/$(OSNAME)
	cp grub.cfg isodir/boot/grub/grub.cfg
	grub-mkrescue -o $(OSNAME).iso isodir

obj/%.c.o: %.c
	@mkdir -p $(dir $@)
	$(CC) -c $< -o $@ $(CFLAGS)

obj/%.S.o: %.S
	@mkdir -p $(dir $@)
	$(CC) -c $< -o $@ $(CFLAGS)

run: $(OSNAME).iso
	qemu-system-i386 -cdrom $(OSNAME).iso

clean:
	@echo "Cleaning up build artifacts..."
	rm -rf $(OSNAME).iso $(OSNAME).bin obj isodir
initial commit 2026-06-09 23:16:25 -05:00			`CC = i686-elf-gcc`
			`LD = i686-elf-ld`

rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`OSNAME := rockos`
initial commit 2026-06-09 23:16:25 -05:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`C_SOURCES := $(shell find kernel -type f -name '*.c')`
PIT 2026-06-13 13:27:39 -05:00			`S_SOURCES := $(shell find kernel -type f -name '*.S')`
moved stuff around 2026-06-10 09:39:37 -04:00
did some restructuring, got multitasking almost working 2026-06-26 20:05:01 -05:00			`OBJECTS := $(patsubst %, obj/%.o, $(C_SOURCES) $(S_SOURCES))`
moved stuff around 2026-06-10 09:39:37 -04:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`CFLAGS := -ffreestanding -O2 -Wall -Wextra -Ikernel`
			`LDFLAGS := -T kernel/linker.ld`
initial commit 2026-06-09 23:16:25 -05:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`.PHONY: all run clean`
moved stuff around 2026-06-10 09:39:37 -04:00
gdt idt stuff 2026-06-12 23:03:00 -04:00			`all: $(OSNAME).iso`

fixing up paging issues 2026-06-15 18:09:04 -04:00			`$(OSNAME).bin: $(OBJECTS) kernel/linker.ld`
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`$(LD) $(LDFLAGS) -o $@ $(OBJECTS)`
moved stuff around 2026-06-10 09:39:37 -04:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`$(OSNAME).iso: $(OSNAME).bin grub.cfg`
			`mkdir -p isodir/boot/grub`
			`cp $(OSNAME).bin isodir/boot/$(OSNAME)`
			`cp grub.cfg isodir/boot/grub/grub.cfg`
			`grub-mkrescue -o $(OSNAME).iso isodir`
initial commit 2026-06-09 23:16:25 -05:00
did some restructuring, got multitasking almost working 2026-06-26 20:05:01 -05:00			`obj/%.c.o: %.c`
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`@mkdir -p $(dir $@)`
			`$(CC) -c $< -o $@ $(CFLAGS)`
initial commit 2026-06-09 23:16:25 -05:00
did some restructuring, got multitasking almost working 2026-06-26 20:05:01 -05:00			`obj/%.S.o: %.S`
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`@mkdir -p $(dir $@)`
			`$(CC) -c $< -o $@ $(CFLAGS)`
initial commit 2026-06-09 23:16:25 -05:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`run: $(OSNAME).iso`
			`qemu-system-i386 -cdrom $(OSNAME).iso`
initial commit 2026-06-09 23:16:25 -05:00
rearraged files, set up to use grub bootloader 2026-06-10 18:28:33 -05:00			`clean:`
			`@echo "Cleaning up build artifacts..."`
			`rm -rf $(OSNAME).iso $(OSNAME).bin obj isodir`