[Makefile] PHONY

2025. 5. 30. 02:52ยท๐Ÿƒ‍โ™€๏ธ Activities/42 Cursus

PHONY

.PHONY๋Š” ๊ฐ€์งœ ํƒ€๊ฒŸ(phony target) ์„ ์„ ์–ธํ•˜๋Š” ๊ฒƒ์ด๋‹ค. ์ผ๋ฐ˜์ ์ธ ํŒŒ์ผ ์ด๋ฆ„๊ณผ ๊ฒน์น  ์ˆ˜ ์žˆ๋Š” ํƒ€๊ฒŸ์„ ๊ตฌ๋ถ„ํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉ๋œ๋‹ค.

.PHONY: clean fclean re all

Makefile์—์„œ ํƒ€๊ฒŸ ์ด๋ฆ„์ด ์‹ค์ œ ํŒŒ์ผ ์ด๋ฆ„๊ณผ ์ถฉ๋Œํ•  ์ˆ˜ ์žˆ๊ธฐ ๋•Œ๋ฌธ์— PHONY๊ฐ€ ํ•„์š”ํ•˜๋‹ค.

์˜ˆ๋ฅผ ๋“ค์–ด, clean์ด๋ผ๋Š” ํŒŒ์ผ์ด ์กด์žฌํ•˜๋ฉด make clean์„ ์‹คํ–‰ํ•  ๋•Œ ๊ทธ ํŒŒ์ผ์„ ํƒ€๊ฒŸ์œผ๋กœ ์ฐฉ๊ฐํ•ด์„œ ์•„๋ฌด ์ž‘์—…๋„ ์ˆ˜ํ–‰ํ•˜์ง€ ์•Š์„ ์ˆ˜ ์žˆ๋‹ค.

 

.PHONY๊ฐ€ ์—†์„ ๋•Œ

clean:
    rm -f *.o

make clean์„ ์‹คํ–‰ํ•˜๋ฉด clean์ด๋ผ๋Š” ํŒŒ์ผ์ด ์—†์œผ๋ฉด ์ •์ƒ์ ์œผ๋กœ ์‹คํ–‰๋œ๋‹ค.

ํ•˜์ง€๋งŒ clean์ด๋ผ๋Š” ํŒŒ์ผ์ด ๋””๋ ‰ํ† ๋ฆฌ์— ์กด์žฌํ•˜๋ฉด, make๋Š” ์ด ํƒ€๊ฒŸ์ด ์ตœ์‹  ์ƒํƒœ๋ผ๊ณ  ํŒ๋‹จํ•ด์„œ ๋ช…๋ น์–ด๋ฅผ ๊ฑด๋„ˆ๋›ฐ์–ด๋ฒ„๋ฆฐ๋‹ค.

 

.PHONY: clean

clean:
    rm -f *.o

์ด๋ ‡๊ฒŒ .PHONY๋กœ ์„ ์–ธํ•ด ๋‘๋ฉด clean์„ ํŒŒ์ผ์ด ์•„๋‹ˆ๋ผ ํ•ญ์ƒ ํƒ€๊ฒŸ ๋ช…๋ น์œผ๋กœ ๊ฐ„์ฃผํ•œ๋‹ค.

 

Makefile์—์„œ ์ž์ฃผ ์‚ฌ์šฉํ•˜๋Š” .PHONY ํƒ€๊ฒŸ

.PHONY: all clean fclean re
  • all: ์ „์ฒด ๋นŒ๋“œ
  • clean: ์ค‘๊ฐ„ ํŒŒ์ผ (.o) ์‚ญ์ œ
  • fclean: ๋ชจ๋“  ๋นŒ๋“œ ๊ฒฐ๊ณผ (.o, .a) ์‚ญ์ œ
  • re: fclean ํ›„ all ๋‹ค์‹œ ๋นŒ๋“œ

'๐Ÿƒโ€โ™€๏ธ Activities > 42 Cursus' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

[Libft][C] memory ํ•จ์ˆ˜ ๊ตฌํ˜„ (memset / memmove / memchr / bzero / calloc)  (0) 2025.06.02
[C] void & void *ํƒ€์ž… / ํฌ์ธํ„ฐ ์—ฐ์‚ฐ  (0) 2025.06.02
[Makefile] SRC / OBJ / NAME  (0) 2025.05.30
[Makefile] %  (0) 2025.05.30
[Makefile] make & make all ์ฐจ์ด  (0) 2025.05.30
'๐Ÿƒ‍โ™€๏ธ Activities/42 Cursus' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
  • [Libft][C] memory ํ•จ์ˆ˜ ๊ตฌํ˜„ (memset / memmove / memchr / bzero / calloc)
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[Makefile] PHONY
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