[unix-history] / usr / src / usr.bin / mesg / mesg.1

.\"	@(#)mesg.1	6.1 (Berkeley) %G%
.\"
.TH MESG 1 ""
.AT 3
.SH NAME
mesg \- permit or deny messages
.SH SYNOPSIS
.B mesg
[
.B n
] [
.B y
]
.SH DESCRIPTION
.I Mesg
with argument
.B n
forbids messages via
.I  write
and
.IR talk (1)
by revoking non-user
write permission on the user's terminal.
.I Mesg
with argument
.B y
reinstates permission.
All by itself,
.I mesg
reports the current state without changing it.
.SH FILES
/dev/tty*
.SH "SEE ALSO"
write(1), talk(1)
.SH DIAGNOSTICS
Exit status is 0 if messages are receivable,
1 if not, 2 on error.
Commit	Line	Data
813d70e0	1	.\" @(#)mesg.1 6.1 (Berkeley) %G%
60192166	2	.\"
813d70e0	3	.TH MESG 1 ""
60192166 KM	4	.AT 3
	5	.SH NAME
	6	mesg \- permit or deny messages
	7	.SH SYNOPSIS
	8	.B mesg
	9	[
	10	.B n
	11	] [
	12	.B y
	13	]
	14	.SH DESCRIPTION
	15	.I Mesg
	16	with argument
	17	.B n
	18	forbids messages via
7846d13a KM	19	.I write
	20	and
	21	.IR talk (1)
60192166 KM	22	by revoking non-user
	23	write permission on the user's terminal.
	24	.I Mesg
	25	with argument
	26	.B y
	27	reinstates permission.
	28	All by itself,
	29	.I mesg
	30	reports the current state without changing it.
	31	.SH FILES
	32	/dev/tty*
	33	.SH "SEE ALSO"
7846d13a	34	write(1), talk(1)
60192166 KM	35	.SH DIAGNOSTICS
	36	Exit status is 0 if messages are receivable,
	37	1 if not, 2 on error.