33 lines
833 B
Makefile
33 lines
833 B
Makefile
NASM=nasm
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LD=ld
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COMPILE_64=elf64
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# LD often has several different linking modes. This sets the mode
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# explicitly, but if you're running on 64-bit Linux LD will use this
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# mode by default and the '-m' argument is unnecessary.
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LINK_64=elf_x86_64
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default: help
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all: hello strlen subroutines ## Build everything at once
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%.o: %.s
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$(NASM) -f $(COMPILE_64) $<
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hello: hello.o ## Build Lesson 2: Print string with known length, exit cleanly
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$(LD) -m $(LINK_64) -o $@ $<
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strlen: strlen.o ## Build Lesson 2: Determine length programmatically
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$(LD) -m $(LINK_64) -o $@ $<
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subroutines: subroutines.o ## Build Lesson 3: Separate strlen() and puts() into subroutine.
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$(LD) -m $(LINK_64) -o $@ $<
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help: run-help ## Print this helpful message (default)
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clean:
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rm -f hello strlen subroutines *.o
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include ../makefiles/help.make
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