strnlen(3) - wariua/manpages-ko GitHub Wiki

NAME

strnlen - ๊ณ ์ • ํฌ๊ธฐ ๋ฌธ์ž์—ด์˜ ๊ธธ์ด ์•Œ์•„๋‚ด๊ธฐ

SYNOPSIS

#include <string.h>

size_t strnlen(const char *s, size_t maxlen);

glibc ๊ธฐ๋Šฅ ํ™•์ธ ๋งคํฌ๋กœ ์š”๊ฑด (feature_test_macros(7) ์ฐธ๊ณ ):

strnlen():
glibc 2.10๋ถ€ํ„ฐ:
_POSIX_C_SOURCE >= 200809L
glibc 2.10 ์ „:
_GNU_SOURCE

DESCRIPTION

strnlen() ํ•จ์ˆ˜๋Š” s๊ฐ€ ๊ฐ€๋ฆฌํ‚ค๋Š” ๋ฌธ์ž์—ด์—์„œ ์ข…๋ฃŒ์šฉ ๋„ ๋ฐ”์ดํŠธ('\0')๋ฅผ ์ œ์™ธํ•œ ๋ฐ”์ดํŠธ ์ˆ˜๋ฅผ ๋ฐ˜ํ™˜ํ•˜๋˜ maxlen์„ ์ตœ๋Œ€๋กœ ํ•œ๋‹ค. ์ด ๊ณผ์ •์—์„œ strnlen()์€ s๊ฐ€ ๊ฐ€๋ฆฌํ‚ค๋Š” ๋ฌธ์ž์—ด์˜ ์ฒ˜์Œ maxlen ๊ฐœ ๋ฌธ์ž๋งŒ ์‚ดํŽด๋ณด๋ฉฐ ์ ˆ๋Œ€ s+maxlen์™€ ๊ทธ ๋„ˆ๋จธ๋Š” ๋ณด์ง€ ์•Š๋Š”๋‹ค.

RETURN VALUE

strnlen() ํ•จ์ˆ˜๋Š” ๊ทธ ๊ฐ’์ด maxlen๋ณด๋‹ค ์ž‘์œผ๋ฉด strlen(s)์„ ๋ฐ˜ํ™˜ํ•œ๋‹ค. s๊ฐ€ ๊ฐ€๋ฆฌํ‚ค๋Š” ์ฒ˜์Œ maxlen ๊ฐœ ๋ฌธ์ž๋“ค ์ค‘์— ๋„ ์ข…๋ฃŒ('\0')๊ฐ€ ์—†์œผ๋ฉด maxlen์„ ๋ฐ˜ํ™˜ํ•œ๋‹ค.

ATTRIBUTES

์ด ์ ˆ์—์„œ ์‚ฌ์šฉํ•˜๋Š” ์šฉ์–ด๋“ค์— ๋Œ€ํ•œ ์„ค๋ช…์€ attributes(7)๋ฅผ ๋ณด๋ผ.

์ธํ„ฐํŽ˜์ด์Šค ์†์„ฑ ๊ฐ’
strnlen() ์Šค๋ ˆ๋“œ ์•ˆ์ „์„ฑ MT-Safe

CONFORMING TO

POSIX.1-2008.

SEE ALSO

strlen(3)


2019-03-06

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