WALL
Section: User Commands (1)
Index
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BSD mandoc
Linux 0.99
NAME
wall
- write a message to users
SYNOPSIS
wall
[file
]
DESCRIPTION
Wall
displays the contents of
file
or, by default, its standard input, on the terminals of all
currently logged in users.
Only the super-user can write on the
terminals of users who have chosen
to deny messages or are using a program which
automatically denies messages.
Reading from a file is refused when the invoker is not superuser
and the program is suid or sgid.
SEE ALSO
mesg(1),
talk(1),
write(1),
shutdown(8)
HISTORY
A
wall
command appeared in
AT&T System
v7 .
AVAILABILITY
The wall command is part of the util-linux-ng package and is available from
ftp://ftp.kernel.org/pub/linux/utils/util-linux-ng/.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- SEE ALSO
-
- HISTORY
-
- AVAILABILITY
-
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Time: 19:49:17 GMT, April 27, 2011