wall

Autres langues

Langue: en

Version: 4425 (debian - 06/08/07)

Section: 1 (Commandes utilisateur)


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 .