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MKDIR
Section: Linux Programmer's Manual (2)Updated: 29 March 1994
Index Return to Main Contents
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mkdir - ¥Ç¥£¥ì¥¯¥È¥ê¤òºîÀ®¤¹¤ë½ñ¼°
#include <sys/stat.h> #include <sys/types.h> int mkdir(const char *pathname, mode_t mode);
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mkdir ¤Ï pathname ¤Ç¼¨¤µ¤ì¤ë̾Á°¤Î¥Ç¥£¥ì¥¯¥È¥ê¤òºîÀ®¤¹¤ë¡£mode ¤Ë¤ÏºîÀ®¤µ¤ì¤ë¥Ç¥£¥ì¥¯¥È¥ê¤Îµö²Ä°À(permission)¤òÀßÄꤹ¤ë¡£¤³¤ÎÀßÄê¤ÏÄ̾ï Ä̤ê¥×¥í¥»¥¹¤Î umask ¤Ë¤è¤Ã¤Æ½¤Àµ¤µ¤ì¡¢ºîÀ®¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤Îµö²Ä°À¤Ï (mode & ~umask) ¤È¤Ê¤ë¡£
¿·¤·¤¯ºîÀ®¤µ¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤Î½êÍ¼Ô¤Ï¥×¥í¥»¥¹¤Î ¼Â¸ú UID ¤Ë¥»¥Ã¥È¤µ¤ì¤ë¡£ ¿·¤¿¤Ëºî¤é¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤òÊÝ»ý¤¹¤ë¿Æ¥Ç¥£¥ì¥¯¥È¥ê¤Ç set group id ¥Ó¥Ã¥È¤¬¥»¥Ã¥È¤µ¤ì¤Æ¤¤¤¿¤ê¡¢ ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤¬ BSD ¤Î¥°¥ë¡¼¥×¥»¥Þ¥ó¥Æ¥£¥¯¥¹¤Ë½¾¤Ã¤Æ ¥Þ¥¦¥ó¥È¤µ¤ì¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¡¢ ¿·¤·¤¤¥Ç¥£¥ì¥¯¥È¥ê¤Î¥°¥ë¡¼¥×½ê͸¢¤Ï¿Æ¥Ç¥£¥ì¥¯¥È¥ê¤Î ¥°¥ë¡¼¥×½ê͸¢¤ò·Ñ¾µ¤¹¤ë (¿Æ¥Ç¥£¥ì¥¯¥È¥ê¤ÈƱ¤¸¤Ë¤Ê¤ë)¡£ ¤½¤¦¤Ç¤Ê¤«¤Ã¤¿¾ì¹ç¤Î½êÍ¥°¥ë¡¼¥×¤Ï¥×¥í¥»¥¹¤Î¼Â¸ú GID ¤È¤Ê¤ë¡£
¤â¤·¿Æ¥Ç¥£¥ì¥¯¥È¥ê¤Ë set group id ¥Ó¥Ã¥È¤¬¥»¥Ã¥È¤µ¤ì¤Æ¤¤¤ì¤Ð¿·¤·¤¯ºîÀ® ¤µ¤ì¤ë¥Ç¥£¥ì¥¯¥È¥ê¤Ë¤â set group id ¥Ó¥Ã¥È¤¬¥»¥Ã¥È¤µ¤ì¤ë¡£
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mkdir ¤ÏÀ®¸ù¤·¤¿¾ì¹ç 0 ¤ò¡¢¼ºÇÔ¤·¤¿¾ì¹ç -1 ¤òÊÖ¤¹(¼ºÇÔ¤·¤¿¾ì¹ç errno ¤¬¥¨¥é¡¼¤ÎÆâÍƤˤ·¤¿¤¬¤Ã¤Æ¥»¥Ã¥È¤µ¤ì¤ë)¡£¥¨¥é¡¼
- EPERM
- pathname ¤ò´Þ¤à¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¤¬¥Ç¥£¥ì¥¯¥È¥ê¤ÎºîÀ®¤ò¥µ¥Ý¡¼¥È¤·¤Æ¤¤¤Ê¤¤¡£
- EEXIST
- pathname ¤¬´û¤Ë¸ºß¤·¤Æ¤¤¤ë(¤¿¤À¤·¤½¤ì¤¬¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤¢¤ë¤È¤Ï¸Â¤é¤Ê¤¤)¡£ pathname ¤¬¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Î¾ì¹ç¤â (¤½¤Î»ØÄêÀ褬¸ºß¤¹¤ë¤«¤É¤¦¤«¤Ë´Ø¤é¤º)¥¨¥é¡¼¤Ë¤Ê¤ë¡£
- EFAULT
- pathname ¤¬¤½¤Î¥×¥í¥»¥¹¤Î¥¢¥¯¥»¥¹²Äǽ¤Ê¥¢¥É¥ì¥¹¶õ´Ö¤Î³°¤ò»Ø¤·¤Æ¤¤¤ë¡£
- EACCES
- ¥×¥í¥»¥¹¤¬¿Æ¥Ç¥£¥ì¥¯¥È¥ê¤Ø¤Î½ñ¤¹þ¤ßµö²Ä¤ò»ý¤¿¤Ê¤¤¡£¤â¤·¤¯¤Ï pathname Ãæ¤Î¥Ç¥£¥ì¥¯¥È¥ê¤Î¤É¤ì¤«¤Ë¸¡º÷ (¼Â¹Ô) µö²Ä°À¤¬Ìµ¤¤¡£
- ENAMETOOLONG
- pathname ¤¬Ä¹¤¹¤®¤ë¡£
- ENOENT
- pathname Ãæ¤Î¤É¤ì¤«¤Î¥Ç¥£¥ì¥¯¥È¥ê¤¬Â¸ºß¤·¤Ê¤¤¤«¡¢¤Þ¤¿¤Ï¥ê¥ó¥¯Àè¤Î̵¤¤¥·¥ó ¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤Ç¤¢¤ë¡£
- ENOTDIR
- pathname Ãæ¤Î¥Ç¥£¥ì¥¯¥È¥êÉôʬ¤¬¼ÂºÝ¤Ë¤Ï¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤Ê¤¤¡£
- ENOMEM
- ½½Ê¬¤Ê¥«¡¼¥Í¥ë¥á¥â¥ê¤¬Ìµ¤¤¡£
- EROFS
- pathname ¤¬Æɤ߽Ф·ÀìÍÑ¥Õ¥¡¥¤¥ë¥·¥¹¥Æ¥à¾å¤Î¥Õ¥¡¥¤¥ë¤ò»Ø¤·¤Æ¤¤¤ë¡£
- ELOOP
- ¥Ñ¥¹Ì¾ pathname ¤ò²ò·è¤¹¤ë¤È¤¤Ë¡¢´Þ¤Þ¤ì¤Æ¤¤¤ë¥·¥ó¥Ü¥ê¥Ã¥¯¥ê¥ó¥¯¤¬Â¿¤¹¤®¤¿¡£
- ENOSPC
- pathname ¤ò´Þ¤à¥Ç¥Ð¥¤¥¹¤Ë¿·¤¿¤Ë¥Ç¥£¥ì¥¯¥È¥ê¤òºîÀ®¤¹¤ë¶õ¤¤¬Ìµ¤¤¡£ ¤â¤·¤¯¤Ï¥æ¡¼¥¶¡¼¤Î¥Ç¥£¥¹¥¯ quota ¤¬»È¤¤ÀÚ¤é¤ì¤Æ¤¤¤ë¤¿¤á¡¢ ¿·¤¿¤Ë¥Ç¥£¥ì¥¯¥È¥ê¤òºîÀ®¤¹¤ë¤³¤È¤¬¤Ç¤¤Ê¤¤¡£
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SVr4, POSIX, BSD, SYSV, X/OPEN¡£SVr4 ¤Ë¤Ï¾¤Ë EMULTIHOP ¤È ENOLINK ¥¨¥é¡¼¥³¡¼¥É¤Ë¤Ä¤¤¤Æ¤Îµ½Ò¤¬¤¢¤ë¡£ POSIX.1 ¤Ë¤Ï ELOOP ¤Ë¤Ä¤¤¤Æ¤Îµ½Ò¤Ï¤Ê¤¤¡£NFS ¤ò¼Â¸½¤·¤Æ¤¤¤ë¥×¥í¥È¥³¥ë¤Ë¤Ï¿¤¯¤ÎÉÔÈ÷¤¬Â¸ºß¤·¡¢ ¤½¤ì¤é¤Î¤¤¤¯¤Ä¤«¤Ï mkdir ¤Ë±Æ¶Á¤òÍ¿¤¨¤ë¡£
´ØÏ¢¹àÌÜ
mkdir(1), chmod(2), mknod(2), mount(2), rmdir(2), stat(2), umask(2), unlink(2)