.\" Hey Emacs! This file is -*- nroff -*- source.
.\"
.\" This manpage is Copyright (C) 1992 Drew Eckhardt;
.\"                               1993 Michael Haardt
.\"                               1993,1994 Ian Jackson.
.\" You may distribute it under the terms of the GNU General
.\" Public Licence. It comes with NO WARRANTY.
.\"
.\" Tiny fix by urs - 960818
.\"
.\"
.\" Japanese Version Copyright (c) 1997 SUTO, Mitsuaki
.\"         all rights reserved.
.\" Translated Thu Jun 26 20:52:41 JST 1997
.\"         by SUTO, Mitsuaki <suto@av.crl.sony.co.jp>
.\" Updated & Modified Mon Mar 1 1999
.\"         by NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated & Modified Mon Jun  4 01:05:20 JST 2001
.\"         by Yuichi SATO <ysato@h4.dion.ne.jp>
.\"
.\"WORD:	node		Ρ
.\"WORD:	permission	°
.\"WORD:	resolve		(ѥ̾) 褹
.\"
.TH MKNOD 2 "29 March 1994" "Linux 1.0" "Linux Programmer's Manual"
.SH ̾
mknod \- üե̾Υե
.SH 
.nf
.B #include <sys/types.h>
.B #include <sys/stat.h>
.B #include <fcntl.h>
.B #include <unistd.h>
.sp
.BI "int mknod(const char *" pathname ", mode_t " mode ", dev_t " dev );
.fi
.SH 
.B mknod

.IR pathname
Ȥ̾Υե륷ƥࡦΡ (ե롢
ǥХڥե롢̾դѥ)

.IR mode

.IR dev
λˤäƺ롣

.I mode
ˤϺΡɤε° (permission) ȥפꤹ롣

.I mode
ˤϰʲˤե륿פΤ1Ĥȡ°
ȹ礻 (ӥåȤȤ OR ) ǻꤹ롣

°̤̾ꡢץ
.B umask
ˤäƽ졢줿Ρɤε°
.B "(mode & ~umask)"
Ȥʤ롣

ե륿פˤ
.BR S_IFREG ", " S_IFCHR ", " S_IFBLK ", " S_IFIFO
Τ줫ꤹ롣줾ˡ̾Υե (ΥեȤ
)饯ڥե롢֥åڥե롢
FIFO (̾դѥ)Ǥ롣 0 ꤹ뤳ȤǤξ
̾Υե뤬롣

ե륿פ
.BR S_IFCHR " ޤ " S_IFBLK
ΤȤ
.I dev
ˤϺǥХڥեΥ᥸㡼ֹ
ޥʡֹꤹ롣ʳξ
.I dev
̵뤵롣

.I pathname
¸ߤ硢ޤϥܥå󥯤ξ硢
θƤӽФ EEXIST 顼ǼԤ롣

줿ΡɤνͭԤϥץμ¸ UID ˥åȤ롣
˺줿Ρɤݻ
ƥǥ쥯ȥ set group id ӥåȤåȤƤꡢ
ե륷ƥब BSD Υ롼ץޥƥ˽ä
ޥȤƤˤϡΡɤΥ롼׽ͭϿƥǥ쥯ȥ
롼׽ͭѾ (ƥǥ쥯ȥƱˤʤ)
ޤǤʤäνͭ롼פϥץμ¸ GID Ȥʤ롣
.SH ֤
.B mknod
 0 򡢼Ԥ \-1 ֤ (Ԥ
.I errno
顼ƤˤäƥåȤ)
.SH 顼
.TP
.B EPERM
.I mode
 FIFO (̾դѥ) ʳ褦˥åȤƤ뤬
¹ԼԤѡ桼ǤϤʤޤ
.I pathname
ݻե륷ƥबꤵ줿Ρɷ
ݡȤƤʤ
.TP
.B EINVAL
.I mode
̾Υե롢ǥХڥե롢FIFO ʳ
åȤƤ롣
.TP
.B EEXIST
.I pathname
¸ߤ롣
.TP
.B EFAULT
.I pathname
ΥץΥǽʥɥ쥹֤γؤƤ롣
.TP
.B EACCES
ץƥǥ쥯ȥؤν񤭹ߵĤʤ⤷
.IR pathname
Υǥ쥯ȥΤɤ줫˸ (¹) °̵
.TP
.B ENAMETOOLONG
.I pathname
Ĺ᤮롣
.TP
.B ENOENT
.I pathname
ǻꤵƤǥ쥯ȥ꤬¸ߤʤ
ޤϥ̵ܥå󥯤Ǥ롣
.TP
.B ENOTDIR
.I pathname
Υǥ쥯ȥǤºݤˤϥǥ쥯ȥǤʤ
.TP
.B ENOMEM
ʬʥ̵꤬ͥ
.TP
.B EROFS
.I pathname
ɤ߽Фѥե륷ƥΥեؤƤ롣
.TP
.B ELOOP
ѥ̾
.I pathname
褹ȤˡޤޤƤ륷ܥå󥯤¿
.TP
.B ENOSPC
.I pathname
ΤǥХ˿˥Ρɤ̵
.SH 
SVr4 (δؿθƤӽФˤøɬפʤΤǡPOSIX Ǥ
ꤵƤʤ), 4.4BSD
Linux μ SVr4 μȰۤʤꡢѥפκˤ root ¤פǤ롣
ޤ EMULTIHOP  ENOLINK  EINTR Υ顼ˤĤƤϵҤƤʤ
.SH 
POSIX 1003.1-2001 ǤϼΤ褦˽񤤤Ƥ롧
.RB  mknod ()
ͣΰܿΤˡϡFIFO ڥե뤳ȤǤ롣
.I mode
 S_IFIFO ǤϤʤ硢ޤ
.I dev
 0 ǤϤʤ硢
.BR mknod ()
εưϻꤵƤʤ

Linux Ǥϡǥ쥯ȥ䥽åȥե뤿
θƤӽФѤ뤳ȤϤǤʤ
ޤѡ桼ʳΥ桼
̾Υե뤿˻Ѥ뤳ȤǤʤ
ǥ쥯ȥ
.B mkdir
ǡFIFO 
.B mkfifo
Ǻ٤Ǥ롣

NFS ¸Ƥץȥˤ¿¸ߤ
ΤĤ
.B mknod
˱ƶͿ롣
.SH Ϣ
.BR close (2),
.BR fcntl (2),
.BR mkdir (2),
.BR mount (2),
.BR open (2),
.BR read (2),
.BR socket (2),
.BR stat (2),
.BR umask (2),
.BR unlink (2),
.BR write (2),
.BR fopen (3),
.BR mkfifo (3)