.\" Copyright (c) 1983, 1991, 1993 .\" The Regents of the University of California. All rights reserved. .\" .\" Redistribution and use in source and binary forms, with or without .\" modification, are permitted provided that the following conditions .\" are met: .\" 1. Redistributions of source code must retain the above copyright .\" notice, this list of conditions and the following disclaimer. .\" 2. Redistributions in binary form must reproduce the above copyright .\" notice, this list of conditions and the following disclaimer in the .\" documentation and/or other materials provided with the distribution. .\" 3. All advertising materials mentioning features or use of this software .\" must display the following acknowledgement: .\" This product includes software developed by the University of .\" California, Berkeley and its contributors. .\" 4. Neither the name of the University nor the names of its contributors .\" may be used to endorse or promote products derived from this software .\" without specific prior written permission. .\" .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" .\" @(#) dir. 5 8.3 (Berkeley) 4/19/94 .\" %FreeBSD: src/share/man/man5/dir. 5, v 1.12. 2.5 2001/12/17 11:30:13 ru Exp % .\" .\" $FreeBSD: doc/ja_JP.eucJP/man/man5/dir. 5, v 1.13 2002/10/12 03:59:25 horikawa Exp $ .\" .\" WORD: graft Á¢ÇÕ [mount. 8] .Dd April 19, 1994 .Dt DIR 5 .Os .Sh ¸íĪ .Nm dir , .Nm dirent .Nd µð·ºÅ丮 ÆÄÀÏ Æ÷¸Ë .Sh ¼­½Ä .In dirent.h .Sh ÇØ¼³ µð·ºÅ丮´Â, Åä´ë°¡ µÇ´Â ±â¾ï ¸ÅüÀÇ »ó¼¼¸¦ ÀºÆó ÇØ, ÆÄÀÏÀ» ±×·ì ³ª´©°í ÇÏ´Â Æí¸®ÇÑ °èÃþ ¼ö´ÜÀ» Á¦°øÇÕ´Ï´Ù. µð·ºÅ丮 ÆÄÀÏÀº, ±× .Xr inode 5 ¿£Æ®¸®ÁßÀÇ Ç÷¡±×¿¡ ÀÇÇØ, Åë»ó ÆÄÀϰú ±¸º°µË´Ï´Ù. µð·ºÅ丮 ÆÄÀÏÀº ·¹ÄÚµå (µð·ºÅ丮 ¿£Æ®¸®)·ÎºÎÅÍ ±¸¼ºµÇ¾î °¢ ·¹ÄÚµå´Â ÆÄÀÏ¿¡ °üÇÑ Á¤º¸¿Í ±× ÆÄÀÏ Àڽſ¡°Ô·ÎÀÇ Æ÷ÀÎÅ͸¦ Æ÷ÇÔÇϰí ÀÖ½À´Ï´Ù. µð·ºÅ丮 ¿£Æ®¸®´Â, Åë»ó ÆÄÀϰú °°°Ô, ´Ù¸¥ µð·ºÅ丮¸¦ Æ÷ÇÔÇÏ´Â Àϵµ ÀÖ½À´Ï´Ù. ±×·¯ÇÑ »óÀÚ°¡ µÈ µð·ºÅ丮´Â ¼­ºê µð·ºÅ丮·Î ºÒ¸³´Ï´Ù. ÀÌ¿Í °°ÀÌ ÇØ µð·ºÅ丮¿Í ÆÄÀÏÀÇ °èÃþ ±¸Á¶°¡ Çü¼ºµÇ¾î ÀÌ ±¸Á¶´Â ÆÄÀÏ ½Ã½ºÅÛÀ¸·Î ºÒ¸³´Ï´Ù (ȤÀº ÆÄÀÏ ½Ã½ºÅÛ Æ®¸® (À¸)·Î ºÒ¸³´Ï´Ù). .\" ÀÌÇÏÀÇ 3ÇàÀº ¿µ¹®ÆÇ¿¡ ÄÚ¸àÆ®ÀÇ ÇüÅ·ΠÆ÷ÇԵǾî ÀÖ´ø °Í .\" An entry in this tree, .\" nested or not nested, .\" is a pathname. .Pp °¢ µð·ºÅ丮 ÆÄÀÏ¿¡´Â Ưº°ÇÑ µð·ºÅ丮 ¿£Æ®¸®°¡ 2 °³ ÀÖ½À´Ï´Ù. 1 °³(»ì)Àº ±× µð·ºÅ丮 Àڽſ¡°Ô·ÎÀÇ Æ÷ÀÎÅÍ·Î, ´å .Ql . \& (À¸)·Î ºÒ¸³´Ï´Ù. ÀÌÁ¦(¹ú½á) 1 °³(»ì)Àº ÀÚ½ÅÀÇ Ä£µð·ºÅ丮¿¡ÀÇ Æ÷ÀÎÅÍ·Î, ´å ´å .Ql \&..\& (À¸)·Î ºÒ¸³´Ï´Ù. ´å°ú ´å ´åÀº À¯È¿ÇÑ ÆÐ½º¸íÀÔ´Ï´Ù¸¸, ½Ã½ºÅÛÀÇ ·çÆ® µð·ºÅ丮 .Ql / ¿¡´Â Ä£µð·ºÅ丮°¡ ¾ø°í, ´å ´åÀº ´å°ú °°ÀÌ ÀÚ±â ÀÚ½ÅÀ» °¡¸®Åµ´Ï´Ù. .Pp ÆÄÀÏ ½Ã½ºÅÛ ³ëµå´Â º¸Åë µð·ºÅ丮 ÆÄÀÏÀ̸ç, ±× À§¿¡ ¹°¸® µð½ºÅ©³ª ±× µð½ºÅ©ÁßÀÇ ºÐÇÒµÈ area¶ó°í Çß´Ù ÆÄÀÏ ½Ã½ºÅÛ ¿ÀºêÁ§Æ®¸¦ Á¢ÇÕÇÕ´Ï´Ù ( .Xr mount 2 ¹× .Xr mount 8 ÂüÁ¶). .Pp µð·ºÅ丮 ¿£Æ®¸®ÀÇ Çü½ÄÀº ÆÄÀÏ .Aq sys/dirent.h ±×¸®°í Á¤Àǵǰí ÀÖ½À´Ï´Ù (À̰ÍÀº Á÷Á¢ ¾îÇø®ÄÉÀ̼ÇÀ¸·ÎºÎÅÍ´Â ÀÎŬ·çµå µÇÁö ¾Ê½À´Ï´Ù): .Bd -literal #ifndef _SYS_DIRENT_H_ #define _SYS_DIRENT_H_ #include /* * dirent ±¸Á¶Ã¼´Â, getdirentries(2) ½Ã½ºÅÛ ÄÝ·Î µ¹·ÁÁÖ¾îÁø´Ù * µð·ºÅ丮 ¿£Æ®¸®ÀÇ Æ÷¸ËÀ» Á¤ÀÇÇÕ´Ï´Ù. * * µð·ºÅ丮 ¿£Æ®¸®´Â ±× ¼±µÎ¿¡ dirent ±¸Á¶Ã¼¸¦ °¡Áý´Ï´Ù. dirent * ±¸Á¶Ã¼´Â inode ¹øÈ£, ±× ¿£Æ®¸®ÀÇ ±æÀÌ, ±× ¿£Æ®¸®¿¡ Æ÷ÇԵȴ٠* À̸§ÀÇ ±æÀ̸¦ º¸°ü À¯ÁöÇÕ´Ï´Ù. ±× ÈÄ¿¡, ³Î·Î 4 ¹ÙÀÌÆ® °æ°è±îÁö ÆÐµù * ÇÑ À̸§ÀÌ °è¼ÓµË´Ï´Ù. À̸§Àº ¸ðµÎ ³Î·Î Á¾´Ü Çϰí ÀÖ´Â °ÍÀÌ ÇÁ·ÎÅØ¼ÇµË´Ï´Ù. * µð·ºÅ丮¾ÈÀÇ À̸§ÀÇ ±æÀÌÀÇ ÃÖ´ëÄ¡´Â MAXNAMLEN ÀÔ´Ï´Ù. */ struct dirent { __uint32_t d_fileno; /* ¿£Æ®¸®ÀÇ ÆÄÀÏ ¹øÈ£ */ __uint16_t d_reclen; /* ÀÌ ·¹ÄÚµåÀÇ ±æÀÌ */ __uint8_t d_type; /* ÆÄÀÏ Å¸ÀÔ, ÀÌÇÏ ÂüÁ¶ */ __uint8_t d_namlen; /* d_name ÀÇ Ä³¸¯ÅÍ ¶óÀÎÀå */ #ifdef _POSIX_SOURCE char d_name[255 + 1]; /* À̸§Àº ÀÌ ±æÀ̸¦ ³Ñ¾î¼­´Â ¾È µÈ´Ù */ #else #define MAXNAMLEN 255 char d_name[MAXNAMLEN + 1]; /* À̸§Àº ÀÌ ±æÀ̸¦ ³Ñ¾î¼­´Â ¾È µÈ´Ù */ #endif }; /* * ÆÄÀÏ Å¸ÀÔ */ #define DT_UNKNOWN 0 #define DT_FIFO 1 #define DT_CHR 2 #define DT_DIR 4 #define DT_BLK 6 #define DT_REG 8 #define DT_LNK 10 #define DT_SOCK 12 #define DT_WHT 14 /* * stat ±¸Á¶ üÇü°ú µð·ºÅ丮Çü°úÀÇ º¯È¯ */ #define IFTODT(mode) (((mode) & 0170000) >> 12) #define DTTOIF(dirtype) ((dirtype) << 12) /* * _GENERIC_DIRSIZ ¸ÅÅ©·Î´Â µð·ºÅ丮 ¿£Æ®¸®¸¦ º¸°ü À¯ÁöÇÏ´Â ÃÖ¼Ò ·¹ÄÚµåÀåÀ» * ÁÝ´Ï´Ù. À̰ÍÀº d_name Çʵå ÀÌ¿ÜÀÇ dirent ±¸Á¶Ã¼ÀÇ °ø°£¿¡, ³Î * ¹ÙÀÌÆ®·Î Á¾´Ü µÇ´Â À̸§À» À§Çؼ­(¶§¹®¿¡) ÃæºÐÇÑ °ø°£ (dp->d_namlen+1)À» ´õÇÑ °Í * (À»)¸¦, 4 ¹ÙÀÌÆ® ´ÜÀ§·Î ¾Õ´ç±ä °ÍÀÔ´Ï´Ù. */ #define _GENERIC_DIRSIZ(dp) \ ((sizeof (struct dirent) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3)) #ifdef _KERNEL #define GENERIC_DIRSIZ(dp) _GENERIC_DIRSIZ(dp) #endif #endif /* ! _SYS_DIRENT_H_ */ .Ed .Sh °ü·Ã Ç׸ñ .Xr fs 5 , .Xr inode 5 .Sh ¹ö±× struct dirent ÀÇ ¸â¹ö d_type ´Â .Fx °íÀ¯Çϰí, »ç¿ëÀº ÈÞ´ë¿ëÀÌ ¾Æ´Õ´Ï´Ù. ¶Ç, ƯÁ¤ÀÇ ÆÄÀÏ ½Ã½ºÅÛ, ¿¹¸¦ µé¸é cd9660 ÆÄÀÏ ½Ã½ºÅÛ¿¡¼­´Â ½ÇÆÐÇÕ´Ï´Ù. .Sh ¿ª»ç ÆÄÀÏ Çü½Ä .Nm ÇÏ .At v7 ±×¸®°í µîÀåÇß½À´Ï´Ù.