Annotation of src/usr.bin/talk/talk.1, Revision 1.17
1.17 ! millert 1: .\" $OpenBSD: talk.1,v 1.16 2003/01/09 11:37:28 fgsch Exp $
1.1 deraadt 2: .\" $NetBSD: talk.1,v 1.3 1994/12/09 02:14:23 jtc Exp $
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1.1 deraadt 16: .\" may be used to endorse or promote products derived from this software
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31: .\" @(#)talk.1 8.1 (Berkeley) 6/6/93
32: .\"
33: .Dd June 6, 1993
34: .Dt TALK 1
1.6 aaron 35: .Os
1.1 deraadt 36: .Sh NAME
37: .Nm talk
38: .Nd talk to another user
39: .Sh SYNOPSIS
40: .Nm talk
1.14 millert 41: .Op Fl Hs
1.1 deraadt 42: .Ar person
43: .Op Ar ttyname
44: .Sh DESCRIPTION
1.10 aaron 45: .Nm
1.1 deraadt 46: is a visual communication program which copies lines from your
47: terminal to that of another user.
48: .Pp
1.8 aaron 49: The command arguments are as follows:
1.1 deraadt 50: .Bl -tag -width ttyname
1.14 millert 51: .It Fl H
1.16 fgsch 52: Don't escape characters with the high bit set.
1.14 millert 53: This may be useful for certain character sets, but could cause erratic
54: behaviour on some terminals.
55: .It Fl s
56: Use smooth scrolling in the
57: .Nm
58: window.
59: The default is to clear the next two rows and jump from the bottom of
60: the window to the top.
1.1 deraadt 61: .It Ar person
62: If you wish to talk to someone on your own machine, then
63: .Ar person
1.10 aaron 64: is just the person's login name.
65: If you wish to talk to a user on another host, then
1.1 deraadt 66: .Ar person
67: is of the form
68: .Ql user@host .
69: .It Ar ttyname
70: If you wish to talk to a user who is logged in more than once, the
71: .Ar ttyname
72: argument may be used to indicate the appropriate terminal
73: name, where
74: .Ar ttyname
75: is of the form
76: .Ql ttyXX .
77: .El
78: .Pp
79: When first called,
1.10 aaron 80: .Nm
1.1 deraadt 81: sends the message
1.10 aaron 82: .Pp
1.1 deraadt 83: .Bd -literal -offset indent -compact
1.5 pjanzen 84: Message from Talk_Daemon@localhost...
1.1 deraadt 85: talk: connection requested by your_name@your_machine.
86: talk: respond with: talk your_name@your_machine
87: .Ed
88: .Pp
1.11 aaron 89: to the user you wish to talk to.
90: At this point, the recipient of the message should reply by typing
1.1 deraadt 91: .Pp
1.15 deraadt 92: .Dl $ talk \ your_name@your_machine
1.1 deraadt 93: .Pp
94: It doesn't matter from which machine the recipient replies, as
1.10 aaron 95: long as the login name is the same.
96: If the machine is not the one to which
1.3 pjanzen 97: the talk request was sent, it is noted on the screen.
98: Once communication is established,
1.1 deraadt 99: the two parties may type simultaneously, with their output appearing
1.10 aaron 100: in separate windows.
101: Typing control-L
102: .Pq Ql ^L
1.1 deraadt 103: will cause the screen to
1.12 aaron 104: be reprinted, while the erase, kill, and word kill characters will
1.10 aaron 105: behave normally.
1.12 aaron 106: To exit, just type the interrupt character;
1.10 aaron 107: .Nm
1.1 deraadt 108: then moves the cursor to the bottom of the screen and restores the
109: terminal to its previous state.
110: .Pp
111: Permission to talk may be denied or granted by use of the
112: .Xr mesg 1
1.10 aaron 113: command.
114: At the outset talking is allowed.
115: Certain commands, in particular
1.1 deraadt 116: .Xr nroff 1
117: and
118: .Xr pr 1 ,
119: disallow messages in order to
120: prevent messy output.
121: .Sh FILES
122: .Bl -tag -width /var/run/utmp -compact
123: .It Pa /etc/hosts
124: to find the recipient's machine
125: .It Pa /var/run/utmp
126: to find the recipient's tty
127: .El
128: .Sh SEE ALSO
129: .Xr mail 1 ,
130: .Xr mesg 1 ,
131: .Xr who 1 ,
132: .Xr write 1
1.9 aaron 133: .Sh HISTORY
134: The
135: .Nm
136: command appeared in
137: .Bx 4.2 .
1.1 deraadt 138: .Sh BUGS
139: The version of
140: .Xr talk 1
141: released with
142: .Bx 4.3
143: uses a protocol that
144: is incompatible with the protocol used in the version released with
145: .Bx 4.2 .