WALL(1) BSD Reference Manual WALL(1)
wall - write a message to users
wall [-g group] [file]
wall displays the contents of file, or, by default, its standard input, on the terminals of all currently logged in users. Only the superuser can write on the terminals of users who have chosen to deny messages or are using a program which automatically denies messages. The options are as follows: -g Send messages to users in this group. This option may be speci- fied multiple times, and any user in any of the specified groups will receive the message.
mesg(1), talk(1), write(1), shutdown(8)
A wall command appeared in Version 7 AT&T UNIX. MirOS BSD #10-current June 6, 1993 1
Generated on 2017-04-03 16:26:17 by $MirOS: src/scripts/roff2htm,v 1.88 2017/01/29 00:51:06 tg Exp $
These manual pages and other documentation are copyrighted by their respective writers;
their source is available at our CVSweb,
AnonCVS, and other mirrors. The rest is Copyright © 2002–2017 The MirOS Project, Germany.
This product includes material provided by mirabilos.
This manual page’s HTML representation is supposed to be valid XHTML/1.1; if not, please send a bug report — diffs preferred.