41 lines
1.0 KiB
Makefile
41 lines
1.0 KiB
Makefile
CC = x86_64-elf-gcc
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LD = x86_64-elf-ld
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AS = nasm
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# Modify these settings here for defines and debug info
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CFLAGS = -g -D DEBUG
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LDFLAGS = -g
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ASFLAGS = -g -F dwarf
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# Do not modify
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CFLAGS += -m64 -ffreestanding -nostdinc -nostdlib -Wall -Wextra -Wshadow -std=c23 -I src/lib
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LDFLAGS +=
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ASFLAGS += -f elf64
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SRC_C := $(shell find src -name '*.c')
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SRC_ASM := $(shell find src -name '*.asm')
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OBJS := $(patsubst src/%.c, .build/%.o, $(SRC_C)) $(patsubst src/%.asm, .build/%.o, $(SRC_ASM))
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iso: .build/nub-os.iso
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@echo "ISO created at '.build/nub-os.iso'"
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clean:
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@rm -r .build 2>/dev/null || true
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.build/nub-os.iso: .build/kernel/kernel grub.cfg
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mkdir -p .build/nub-os/boot/grub
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cp grub.cfg .build/nub-os/boot/grub
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cp .build/kernel/kernel .build/nub-os/boot/
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grub-mkrescue -o .build/nub-os.iso .build/nub-os/
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.build/kernel/kernel: $(OBJS)
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$(LD) $(LDFLAGS) -T linker.ld -o $@ $^
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.build/%.o: src/%.c
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@mkdir -p $(dir $@)
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$(CC) $(CFLAGS) -c -o $@ $<
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.build/%.o: src/%.asm
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@mkdir -p $(dir $@)
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$(AS) $(ASFLAGS) -o $@ $<
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