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.\"    must display the following acknowledgement:
.\"	This product includes software developed by the University of
.\"	California, Berkeley and its contributors.
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.\"    may be used to endorse or promote products derived from this software
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.\"     @(#)accept.2	6.6 (Berkeley) 4/29/91
.\"
.\" Modified Sat Jul 24 16:42:42 1993 by Rik Faith <faith@cs.unc.edu>
.\" Modified Mon Oct 21 23:05:29 EDT 1996 by Eric S. Raymond <esr@thyrsus.com>
.\" Modified Sun Mar 28 21:26:46 1999 by Andries Brouwer <aeb@cwi.nl>
.\" Japanese Version Copyright (c) 1998 Shinya HANATAKA, Takeshi Hakamada
.\"         all rights reserved.
.\" Translated Fri Apr 6 14:54:40 JST 1998 
.\"         by Shinya HANATAKA <shinya@abyss.rim.or.jp>
.\"            Takeshi Hakamada <hakamada@nsg.sgi.com>
.\"
.\"WORD:	socket			å
.\"WORD:	accept			դ
.\"WORD:	bind			դ
.\"WORD:	listen			Ԥ
.\"WORD:	queue			塼
.\"WORD:	file descriptor		ե롦ǥץ
.\"WORD:	non-blocking		֥å
.\"WORD:	communication layer	̿
.\"WORD:	value-result parameter	͡ξѰ
.\"WORD:	confirmation		³ǧ
.\"WORD:	dequeue			塼Ф
.\"WORD:	rejection		³
.\"
.TH ACCEPT 2 "24 July 1993" "BSD Man Page" "Linux Programmer's Manual"
.SH ̾
accept \- å(socket)ؤ³դ(accept)
.SH 
.B #include <sys/types.h>
.sp
.B #include <sys/socket.h>
.sp
.BI "int accept(int " s ", struct sockaddr *" addr ", socklen_t *" addrlen ");"
.SH 

.I s
ϡ
.BR socket (2)
ˤä줿åȤǡ
.BR bind (2)
ˤäƥɥ쥹˷դ(bind)롣
ޤ
.BR listen (2)
ȯԤ³Ԥ(listen)褦ˤʤ롣
.B accept
ؿϡαȤʤäƤ³׵Υ塼(queue)ǽ³׵Ф
.I s
Ʊ°äåȤ򿷵ơΥåȤ˿
ե롦ǥץ(file descriptor)Ƥ롣
塼αȤʤäƤ³׵᤬ʤ֥å(non-blocking)
Ƥʤ硢
.B accept
³ȯޤǸƤӽФ֥å롣
åȤ֥åƤơα
³׵᤬塼̵硢
.B accept
ϲ˼褦ʥ顼֤դåȤ
ʾ³׵뤳Ȥϵʤ
Υå
.I s
ϥץ󤷤ޤޤȤʤ롣


.I addr
ϡ̿(communication layer)ȤƤΤƤ褦ˡ
³ΤΥɥ쥹äƤѰǤ롣
.I addr
ΤʥեޥåȤ̿ԤƤɥᥤˤä
ꤵ롣
.I addrlen
ϡ͡ξѰ(value-result parameter)Ǥ롣֤Ǥϡ
.IR addr
ˤäƻؤΰ礭äƤ롣
꥿ˤϡ֤줿ɥ쥹μºݤĹ(byteñ)롣
θƤӽФϡ³ظ(connection-based)Υåȷ
ˤƻѤ롣ߤǤϡ
.BR SOCK_STREAM
ȤȤ˻Ѥ롣

.B accept
ѤŪǡåȤɤ߼ѤȤ
.BR select (2)
뤳ȤǽǤ롣

.B ISO

.BR DATAKIT
Τ褦ˡŪ³ǧ(confirmation)׵᤹褦ʥץȥˤƤϡ
.B accept
ǹԤϡñ˼³׵򥭥塼Ф(dequeue)ǡ
³ǧϴޤޤʤ³ǧϡե롦ǥץ
Ǥ̾ɤ߼ꡢ񤭹ߤκݤ˹Ԥ롣
³(rejection)Ͽե롦ǥץĤ뤳Ȥˤä
Ԥ롣

.I msg_iovlen
0
.IR msg_controllen
0ꤷ
.BR recvmsg (2)
ȯԤ뤫
.BR getsockopt (2)
ȯԤ뤳Ȥˤäơ
³ǧڤ˥桼³׵ǡ뤳ȤǤ롣
Ʊͤˡ
ȥΤߤͿ
.BR sendmsg (2)
ƤӽФ
.BR setsockopt (2)
ƤӽФȤˤäƥ桼³ݾ󶡤뤳ȤǤ롣
.SH "֤"
Υϥ顼 \-1֤ϼդ줿
åȤΥǥץǤ֤ͤ
.SH 顼
.\"The BSD man page documents five possible error returns.
BSD man pageǤϰʲ˼ 5 ĤΥ顼֤ȤǤ롣
.TP
.B EBADF
ǥץ̵Ǥ롣
.TP
.B ENOTSOCK
ǥץϥåȤǤϤʤե򻲾ȤƤ롣
.TP
.B EOPNOTSUPP
ȤƤ륽åȤη
.BR SOCK_STREAM
ǤϤʤ
.TP
.B EFAULT
.I addr
桼ɥ쥹֤ν񤭹߲ǽΰ򻲾ȤƤʤ
.TP
.B EWOULDBLOCK
åȤ֥åƤơդ³׵᤬ʤ
.LP
¾ˡ¿LinuxͥǤϰʲ˼褦ʥ顼֤ȤǤ롣
.BR EMFILE ,
.BR EINVAL ,
.BR ENOSR ,
.BR ENOBUFS ,
.BR EAGAIN ,
.BR EPERM ,
.BR ECONNABORTED ,
.BR ESOCKTNOSUPPORT ,
.BR EPROTONOSUPPORT ,
.BR ETIMEDOUT ,
.BR ERESTARTSYS .
.SH 
SVr4, 4.4BSD (
.B accept
ؿBSD 4.2ǽƼ줿)
IRIX Ǥ EMFILE  ENFILE ɲå顼ȤƵҤƤ롣
Solaris Ǥ EINTR, ENODEV, ENOMEM, ENOSR, EPROTO ɲå顼Ȥ
ҤƤ롣
.SH 
.B accept
λܤΰϡ libc4, libc5  BSD 4.*, SunOS 4, SGI ʤ¿
ΥƥǸ `int *' ƤPOSIX 1003.1g ɥեɸϡ
 `size_t *' ѹ褦ȤSunOS 5 ǤϤƤ롣
 POSIX ɥեȤ `socklen_t *' ѹ졢Single Unix Specification
 glibc2 ǤƱͤ褦ˤʤä
Linus Torvaldȯ: `ʤޤȤʥ饤֥ "socklen_t"
 int ΥƱǤʤФʤʤۤʤ BSD åؤ
˲뤳Ȥˤʤ롣
κ POSIX  size_t ˤ(ȡۤ¿Ϥʤͭ˾ˤ
¾οͤ) POSIX ФƼºݤʤ礭Ҥ٤㤨 size_t 
64ӥåȥƥ "int" ƱǤ뤳Ȥ˵ʤȤ
뤿ᡢsize_t ˤ뤳Ȥϴ˴ְäƤ롣BSD åȥ󥿡ե
Ʊͤ "int" ƱǤʤФʤʤ
ˤƤ⡢POSIX λͺ˴ؤäͤϺǽŪˤΰոѤ
 "socklen_t" äϤϤᤫѹ򤹤٤Ǥʤäѹ
塢餫ԲIJͳˤꡢ̾äʤ
ʤʤȴ(餯ϼѹ򤷤Ȥ餫ˤʤ뤳Ȥˤ
ܤ򼺤Ȥäˡۤ˷̾ѹΤǤ롣)'
.SH "Ϣ"
.BR bind "(2), " connect "(2), " listen "(2), " select "(2), " socket (2)