1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
.\" Hey Emacs! This file is -*- nroff -*- source.
.\" This man page was written by Jeremy Phelps <jphelps@notreached.net>.
.\" Notes added - aeb
.\" Redistribute and revise at will.
.\"
.\" Japanese Version Copyright (c) 2003 Akihiro MOTOKI
.\" all rights reserved.
.\" Translated Tue Jul 8 00:28:17 JST 2003
.\" by Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.\"WORD: pseudo-terminal ü
.\"WORD: pts ü
.\"
.TH PTS 4 2002-10-09 "Linux" "Linux Programmer's Manual"
.SH ̾
ptmx and pts \- üΥޥȥ졼
.SH
ե \fI/dev/ptmx\fP ϡ㡼ʥС (major number) 5
ޥʡʥС (minor number) 2 ĥ饯եǤꡢ
̾⡼ɤ 0666 ǡͭ.롼פ root.root Ǥ롣
Υեϡü (pseudo-terminal) Υޥȥ졼֤
ڥ뤿˻Ѥ롣
.PP
ץ \fI/dev/ptmx\fP ץȡΥץˤ
üޥ (pseudo-terminal master; PTM) ؤΥե롦
ǥץ֤졢
.I /dev/pts
ǥ쥯ȥ˵ü졼 (pseudo-terminal slave; PTS)
ǥХ롣
\fI/dev/ptmx\fP ץե롦ǥץ
줾Ω PTM Ǥꡢб PTS ơġ
PTS Υѥ̾ϡPTM Υե롦ǥץ
.BR ptsname (3)
ϤΤ뤳ȤǤ롣
.PP
ü졼֤ץˡɬޥΥե롦ǥץ
Ȥ
.BR grantpt (3)
.BR unlockpt (3)
ƤӽФʤФʤʤ
.PP
üΥޥȥ졼֤ξץ줿ϡ졼֤ϡ
ץФơü (real terminal) Ʊե롣
.PP
졼֤˽줿ǡϥޥǥץФϤȤư졢
ޥ˽줿ǡϥ졼֤ФϤȤư롣
.PP
ȡü
.BR xterm (1)
Τ褦üߥ졼Τ˻ѤƤ롣
üߥ졼ǤϡüΥޥɤ߹ޤ줿ǡϡ
ץꥱˤȤäƼüΥǡƱΤΤ褦˸롣
ޤ
.BR sshd (8)
Τ褦ʥ⡼ȡѤΥץμǤϡ
üޥɤ߹ޤ줿ǡϡͥåȥͳơ
üüߥ졼³Ƥ륯饤ȡץ롣
.PP
üϡ
.RB ( su (1)
.BR passwd (1)
Τ褦) ̾ϥѥפϤݤץˡ
Ϥ뤿ˤѤǤ롣
.SH ե
.IR /dev/ptmx ,
.I /dev/pts/*
.SH
(Unix98 pty naming ȸƤФ) 嵭εǽ Linux ǤΥݡȤϡ
̾
.I /dev/pts
˥ޥȤϤ
.I devpts
ե륷ƥ̤Ƽ¸Ƥ롢
.LP
Unix98 बƳϡޥü
.IR /dev/ptyp0 ", ..."
졼ֵü
.IR /dev/ttyp0 ", ..."
ȸƤФƤꡢ餫ΥǥХΡɤƤ
ɬפä
.SH Ϣ
.BR getpt (3),
.BR grantpt (3),
.BR ptsname (3),
.BR unlockpt (3),
.BR pty (7)
|
