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.\" Copyright (C) 2002 Andries Brouwer <aeb@cwi.nl>
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date. The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein. The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
.\" professionally.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
.\"
.\" Japanese Version Copyright (c) 2003 Akihiro MOTOKI
.\" all rights reserved.
.\" Translated Sat Jul 19 03:06:26 JST 2003
.\" by Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.TH TCGETPGRP 3 2003-01-28 "GNU" "Linux Programmer's Manual"
.SH ̾
tcgetpgrp, tcsetpgrp \- üΥե饦ɡץ롼פ
/Ԥ
.SH
.B "#include <unistd.h>"
.sp
.BI "pid_t tcgetpgrp(int " fd );
.sp
.BI "int tcsetpgrp(int " fd ", pid_t " pgrp );
.SH
ؿ
.BR tcgetpgrp ()
ϡ
.I fd
бüΥե饦ɡץ롼פ
ץ롼 ID ֤
.I fd
ǻꤵ줿üϡƤӽФԤץüǤʤФʤʤ
.\" ץΤϥХå饦ɡץǤäƤ褤
.LP
ؿ
.BR tcsetpgrp ()
ϡץ롼ID \fIpgrp\fP Υץ롼פ
.I fd
бüΥե饦ɡץ롼פˤ롣
ΤȤ
.I fd
.BR tcsetpgrp ()
ƤӽФץüǤʤФʤʤ
ˡ \fIpgrp\fP ϡƤӽФԤץƱå
° (ФǤʤ) ץ롼פǤʤФʤʤ
.LP
.BR tcsetpgrp ()
å°Хå饦ɡ롼סץΥФ
ƤӽФ졢ĸƤӽФԤץ
.B SIGTTOU
֥å
̵뤷ꤹ褦ˤʤäƤʤ硢
.B SIGTTOU
ʥ
Хå饦ɡץ롼פƤΥФ롣
.SH ֤
.I fd
ƤӽФԤäץüȤƤ硢ؿ
.BR tcgetpgrp ()
ϡüΥե饦ɡץ롼פ
Υץ롼פ ID ֤
Τ褦ʥץ롼פʤСߥץ롼 ID
ȤƻѤƤʤ1礭ʲ餫֤ͤ롣
.I fd
ƤӽФԤäץüȤƤʤ硢
\-1 ֤졢
.I errno
Ŭڤꤵ롣
.LP
硢
.BR tcsetpgrp ()
0 ֤Ǥʤ硢 \-1 ֤
.I errno
Ŭڤꤹ롣
.SH 顼
.TP
.B EBADF
.I fd
ͭʥե뵭һҤǤʤ
.TP
.B EINVAL
.I pgrp
̵ͤǤ롣
.TP
.B ENOTTY
ƤӽФԤäץüäƤʤ⤷
üäƤ뤬
.I fd
ǻȤΤȤϰۤʤ롢
.BR tcsetpgrp ()
ξϡ
.I fd
ǻꤵ줿üǤ˸ƤӽФԤäץΥå
ȴطΤʤΤˤʤäƤݤˤ⡢Υ顼Ȥʤ롣
.TP
.B EPERM
.I pgrp
ͭͤƤӽФԤäץƱå°
ץΥץ롼 ID ˤϳΤʤ
.SH
POSIX.1-2001.
.SH
δؿ
.B TIOCGPGRP
.B TIOCGSID
ioctl ͳǼ¸Ƥ롣
.SS
ioctl 4.2BSD о줷
δؿ POSIX ǹͰƤ줿ΤǤ롣
.SH Ϣ
.BR setpgid (2),
.BR setsid (2),
.BR credentials (7)
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