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getpwent
Langue: ja
Version: 1996-05-27 (openSuse - 09/10/07)
Section: 3 (Bibliothèques de fonctions)
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getpwent, setpwent, endpwent - ¥Ñ¥¹¥ï¡¼¥É¥Õ¥¡¥¤¥ë¤Î¥¨¥ó¥È¥ê¤Î¼èÆÀ½ñ¼°
#include <sys/types.h> #include <pwd.h> struct passwd *getpwent(void); void setpwent(void); void endpwent(void);
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getpwent() ´Ø¿ô¤Ï¡¢¥Ñ¥¹¥ï¡¼¥É¡¦¥Ç¡¼¥¿¥Ù¡¼¥¹¤«¤é¼èÆÀ¤·¤¿¥¨¥ó¥È¥ê¤ò Í×ÁÇËè¤Ëʬ²ò¤·¡¢³ÆÍ×ÁǤò³ÊǼ¤·¤¿¹½Â¤ÂΤؤΥݥ¤¥ó¥¿¤òÊÖ¤¹ (¥Ñ¥¹¥ï¡¼¥É¡¦¥Ç¡¼¥¿¥Ù¡¼¥¹¤ÎÎã: ¥í¡¼¥«¥ë¤Î¥Ñ¥¹¥ï¡¼¥É¥Õ¥¡¥¤¥ë /etc/passwd, NIS, LDAP)¡£ ºÇ½é¤Ë¸Æ¤Ó½Ð¤µ¤ì¤¿»þ¤ÏºÇ½é¤Î¥¨¥ó¥È¥ê¤òÊÖ¤·¡¢¤½¤ì°Ê¹ß¤Ï ¸Æ¤Ó½Ð¤µ¤ì¤ëËè¤Ë¼¡¤Î¥¨¥ó¥È¥ê¤òÊÖ¤¹¡£setpwent() ´Ø¿ô¤ò»È¤¦¤È¡¢¥Ñ¥¹¥ï¡¼¥É¡¦¥Ç¡¼¥¿¥Ù¡¼¥¹¤ÎÀèƬ¤ËÌá¤ë¡£
endpwent() ´Ø¿ô¤Ï¡¢Á´¤Æ¤Î½èÍý¤¬½ª¤ï¤Ã¤¿¸å¤Ë¥Ñ¥¹¥ï¡¼¥É¡¦ ¥Ç¡¼¥¿¥Ù¡¼¥¹¤ò¥¯¥í¡¼¥º¤¹¤ë¡£
passwd ¹½Â¤ÂÎ¤Ï <pwd.h> ¤Ç°Ê²¼¤Î¤è¤¦¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤ë:
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struct passwd { char *pw_passwd; /* ¥æ¡¼¥¶¤Î¥Ñ¥¹¥ï¡¼¥É */ uid_t pw_uid; /* ¥æ¡¼¥¶ ID */ gid_t pw_gid; /* ¥°¥ë¡¼¥× ID */ char *pw_gecos; /* ¼Â̾ */ char *pw_dir; /* ¥Û¡¼¥à¥Ç¥£¥ì¥¯¥È¥ê */ char *pw_shell; /* ¥·¥§¥ë¥×¥í¥°¥é¥à */ };
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getpwent() ´Ø¿ô¤Ï passwd ¹½Â¤ÂΤؤΥݥ¤¥ó¥¿¤òÊÖ¤¹¡£ ¤³¤ì°Ê¾å¥¨¥ó¥È¥ê¤¬Ìµ¤¤¤«¡¢¥¨¥é¡¼¤¬È¯À¸¤·¤¿¾ì¹ç¤Ï NULL ¤òÊÖ¤¹¡£ ¥¨¥é¡¼¤¬È¯À¸¤¹¤ë¤È¡¢ errno ¤¬Å¬ÀÚ¤ËÀßÄꤵ¤ì¤ë¡£ ¤³¤Î´Ø¿ô¤Î¸Æ¤Ó½Ð¤·¸å¤Ë errno ¤ò¥Á¥§¥Ã¥¯¤·¤¿¤¤¾ì¹ç¤Ï¡¢¸Æ¤Ó½Ð¤·Á°¤Ë errno ¤ò 0 ¤ËÀßÄꤷ¤Æ¤ª¤«¤Ê¤¤¤È¤¤¤±¤Ê¤¤¡£¥¨¥é¡¼
- EINTR
- ¥·¥°¥Ê¥ë¤¬Ê᪤µ¤ì¤¿¡£
- EIO
- Æþ½ÐÎÏ¥¨¥é¡¼¡£
- EMFILE
- ¸Æ¤Ó½Ð¤·¸µ¥×¥í¥»¥¹¤¬¥ª¡¼¥×¥ó¤µ¤ì¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¿ô¤¬ ¤¹¤Ç¤Ë¾å¸Â (OPEN_MAX) ¤Ç¤¢¤Ã¤¿¡£
- ENFILE
- ¥·¥¹¥Æ¥à¤Ç¥ª¡¼¥×¥ó¤µ¤ì¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¿ô¤¬¤¹¤Ç¤Ë¾å¸Â¤Ç¤¢¤Ã¤¿¡£
- ENOMEM
- passwd ¹½Â¤ÂΤ˳ä¤êÅö¤Æ¤ë¥á¥â¥ê¤¬½½Ê¬¤Ê¤«¤Ã¤¿¡£
- ERANGE
- ½½Ê¬¤Ê¥Ð¥Ã¥Õ¥¡¶õ´Ö¤¬¤Ê¤¤¡£
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- /etc/passwd
- ¥í¡¼¥«¥ë¤Î¥Ñ¥¹¥ï¡¼¥É¡¦¥Ç¡¼¥¿¥Ù¡¼¥¹¥Õ¥¡¥¤¥ë
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SVr4, 4.3BSD, POSIX.1-2001.´ØÏ¢¹àÌÜ
fgetpwent(3), getpw(3), getpwent_r(3), getpwnam(3), getpwuid(3), putpwent(3), passwd(5)Contenus ©2006-2024 Benjamin Poulain
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