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.\" Copyright (c) 1983, 1991 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.
.\"
.\" @(#)socketpair.2 6.4 (Berkeley) 3/10/91
.\"
.\" Modified 1993-07-24 by Rik Faith <faith@cs.unc.edu>
.\" Modified 1996-10-22 by Eric S. Raymond <esr@thyrsus.com>
.\" Modified 2002-07-22 by Michael Kerrisk <mtk.manpages@gmail.com>
.\" Modified 2004-06-17 by Michael Kerrisk <mtk.manpages@gmail.com>
.\"
.\" Japanese Version Copyright (c) 1997 HANATAKA Shinya
.\" all rights reserved.
.\" Translated 1997-03-03, HANATAKA Shinya <hanataka@abyss.rim.or.jp>
.\" Updated 2002-09-24, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2005-02-24, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.\"WORD: socket å
.\"WORD: pair ڥ
.\"WORD: domain ɥᥤ
.\"WORD: descriptor ǥץ
.\"WORD: family եߥ
.\"WORD: implement
.\"
.TH SOCKETPAIR 2 2004-06-17 "Linux" "Linux Programmer's Manual"
.SH ̾
socketpair \- ³줿å (socket) Υڥ
.SH
.BR "#include <sys/types.h>" " /* ա */"
.br
.B #include <sys/socket.h>
.sp
.BI "int socketpair(int " d ", int " type ", int " protocol ", int " sv [2]);
.SH
.BR socketpair ()
ϡꤵ줿ɥᥤ
.IR d
ꤵ줿
.I type
̾ΤʤåȤ³줿ڥ롣
.I protocol
ꤵȡΥץȥѤ롣
åȤλȤ˻Ѥǥץ (descriptor)
.IR sv [0]
.IR sv [1]
֤롣
ĤΥåȤƱǤ롣
.SH ֤
ϥ֤顼ξ \-1 ֤
.I errno
Ŭڤꤵ롣
.SH 顼
.TP
.B EAFNOSUPPORT
ΥޥǤϻꤵ줿ɥ쥹եߥ꤬ݡȤƤʤ
.TP
.B EFAULT
ɥ쥹
.I sv
ΥץǻȤ륢ɥ쥹֤ꤷƤʤ
.TP
.B EMFILE
ΥץѤƤǥץο¿롣
.TP
.B ENFILE
ץ줿եƥΤξ¤ã
.TP
.B EOPNOTSUPP
ꤵ줿ץȥǤϥåȤΥڥκݡȤƤʤ
.TP
.B EPROTONOSUPPORT
ΥޥǤϻꤵ줿ץȥ뤬ݡȤƤʤ
.SH
4.4BSD, POSIX.1-2001.
.BR socketpair ()
ؿ 4.2BSD Ǹ줿̤ (System V Ѽޤ)
BSD ΥåؤΥݡȤƤ롢BSD ʳΥƥȡ
ߤ˰ܿ롣
.SH
Linux ǤϡδؿǥݡȤƤɥᥤ
.B AF_UNIX
(ޤƱǤ
.BR AF_LOCAL )
Ǥ롣
(ۤȤɤμƱ¤)
POSIX.1-2001 Ǥ
.I <sys/types.h>
Υ롼ɤɬܤȤƤ餺
Linux ǤϤΥإåեɬפǤϤʤ
ŪˤϡĤμ (BSD ) ǤΥإåե뤬
ɬפǤꡢܿɬפʥץꥱǤϤΥե
롼ɤΤǤ
.SH Ϣ
.BR pipe (2),
.BR read (2),
.BR socket (2),
.BR write (2),
.BR unix (7)
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