WALL

WALL(1) BSD General Commands Manual WALL(1)

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 mes-
sages.

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 Version 7 AT&T UNIX.

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/.

Linux 0.99 March 8, 1993 Linux 0.99

Related Posts

  • January 1, 2009 MESG
  • January 1, 2009 UL
  • January 1, 2009 WRITE
  • January 1, 2009 TEE
  • January 1, 2009 COL

Technorati Tags: ,

Leave a Comment


NOTE - You can use these HTML tags and attributes:
<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>