mkdirat

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Langue: ja

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Version: 2006-04-06 (openSuse - 09/10/07)

Section: 2 (Appels système)

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#define _ATFILE_SOURCE

#include <sys/stat.h>



int mkdirat(int dirfd, const char *pathname, mode_t mode);

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pathname ¤Ç»ØÄꤵ¤ì¤ë¥Ñ¥¹Ì¾¤¬ÁêÂХѥ¹Ì¾¤Ç¤¢¤ë¾ì¹ç¡¢ ¥Õ¥¡¥¤¥ë¥Ç¥£¥¹¥¯¥ê¥×¥¿ dirfd ¤Ç»²¾È¤µ¤ì¤ë¥Ç¥£¥ì¥¯¥È¥ê¤«¤é¤ÎÁêÂХѥ¹Ì¾¤È¤·¤Æ²ò¼á¤µ¤ì¤ë (mkdir(2) ¤Ç¤Ï¡¢ÁêÂХѥ¹¤Ï¸Æ¤Ó½Ð¤·¸µ¥×¥í¥»¥¹¤Î ¥«¥ì¥ó¥È¥ï¡¼¥­¥ó¥°¥Ç¥£¥ì¥¯¥È¥ê¤«¤é¤ÎÁêÂХѥ¹¤È¤Ê¤ë)¡£

pathname ¤¬ÁêÂХѥ¹¤Ç¤¢¤ê¡¢¤«¤Ä dirfd ¤¬ÆÃÊ̤ÊÃÍ AT_FDCWD ¤Ç¤¢¤ë¾ì¹ç¡¢ pathname ¤Ï (mkdir(2) ¤ÈƱ¤¸¤è¤¦¤Ë) ¸Æ¤Ó½Ð¤·¸µ¥×¥í¥»¥¹¤Î ¥«¥ì¥ó¥È¥ï¡¼¥­¥ó¥°¥Ç¥£¥ì¥¯¥È¥ê¤«¤é¤ÎÁêÂХѥ¹Ì¾¤È¤·¤Æ²ò¼á¤µ¤ì¤ë¡£

pathname ¤¬ÀäÂХѥ¹¤Ç¤¢¤ë¾ì¹ç¡¢ dirfd ¤Ï̵»ë¤µ¤ì¤ë¡£

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mkdir(2) ¤ÈƱ¤¸¥¨¥é¡¼¤¬ mkdirat() ¤Ç¤âµ¯¤³¤ë¡£ mkdirat() ¤Ç¤Ï¡¢¤½¤Î¾¤Ë°Ê²¼¤Î¥¨¥é¡¼¤¬µ¯¤³¤ë:
EBADF
dirfd ¤¬Í­¸ú¤Ê¥Õ¥¡¥¤¥ë¥Ç¥£¥¹¥¯¥ê¥×¥¿¤Ç¤Ê¤¤¡£
ENOTDIR
pathname ¤¬ÁêÂХѥ¹¤Ç¡¢¤«¤Ä dirfd ¤¬¥Ç¥£¥ì¥¯¥È¥ê°Ê³°¤Î¥Õ¥¡¥¤¥ë¤ò»²¾È¤¹¤ë¥Õ¥¡¥¤¥ë¥Ç¥£¥¹¥¯¥ê¥×¥¿¤Ç¤¢¤ë¡£

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mkdirat() ¤Ï Linux ¥«¡¼¥Í¥ë 2.6.16 ¤ÇÄɲ䵤줿¡£

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mkdirat() ¤¬É¬ÍפÊÍýͳ¤Ë¤Ä¤¤¤Æ¤Ï¡¢ openat(2) ¤ò»²¾È¤¹¤ë¤³¤È¡£

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mkdir(2), openat(2), path_resolution(7)