wall(1) - NetBSD Manual Pages

WALL(1)                     NetBSD Reference 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.


SEE ALSO

     mesg(1), talk(1), write(1), shutdown(8)


HISTORY

     A wall command appeared in Version 7 AT&T UNIX.

NetBSD 1.6                       June 6, 1993                                1