19b50d902SRodney W. Grimes.\" Copyright (c) 1989, 1990, 1993 29b50d902SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 39b50d902SRodney W. Grimes.\" 49b50d902SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 59b50d902SRodney W. Grimes.\" modification, are permitted provided that the following conditions 69b50d902SRodney W. Grimes.\" are met: 79b50d902SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 89b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 99b50d902SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 109b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 119b50d902SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 12*fbbd9655SWarner Losh.\" 3. Neither the name of the University nor the names of its contributors 139b50d902SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 149b50d902SRodney W. Grimes.\" without specific prior written permission. 159b50d902SRodney W. Grimes.\" 169b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 179b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 189b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 199b50d902SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 209b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 219b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 229b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 239b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 249b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 259b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 269b50d902SRodney W. Grimes.\" SUCH DAMAGE. 279b50d902SRodney W. Grimes.\" 28586fbee6SGleb Smirnoff.Dd February 24, 2012 299b50d902SRodney W. Grimes.Dt WALL 1 3062500372SRuslan Ermilov.Os 319b50d902SRodney W. Grimes.Sh NAME 329b50d902SRodney W. Grimes.Nm wall 339b50d902SRodney W. Grimes.Nd write a message to users 349b50d902SRodney W. Grimes.Sh SYNOPSIS 358fe908efSRuslan Ermilov.Nm 366a20d55aSWarner Losh.Op Fl g Ar group 379b50d902SRodney W. Grimes.Op Ar file 389b50d902SRodney W. Grimes.Sh DESCRIPTION 39e8937ba0SPhilippe CharnierThe 40e8937ba0SPhilippe Charnier.Nm 41e8937ba0SPhilippe Charnierutility displays the contents of 429b50d902SRodney W. Grimes.Ar file 439b50d902SRodney W. Grimesor, by default, its standard input, on the terminals of all 449b50d902SRodney W. Grimescurrently logged in users. 459b50d902SRodney W. Grimes.Pp 469b50d902SRodney W. GrimesOnly the super-user can write on the 479b50d902SRodney W. Grimesterminals of users who have chosen 489b50d902SRodney W. Grimesto deny messages or are using a program which 499b50d902SRodney W. Grimesautomatically denies messages. 506a20d55aSWarner Losh.Bl -tag -width indent 516a20d55aSWarner Losh.It Fl g 526a3e8b0aSRuslan ErmilovSend messages to users in this group. 536a3e8b0aSRuslan ErmilovThis option may be specified 546a20d55aSWarner Loshmultiple times, and any user in any of the specified groups will 556a20d55aSWarner Loshreceive the message. 566a20d55aSWarner Losh.El 579b50d902SRodney W. Grimes.Sh SEE ALSO 589b50d902SRodney W. Grimes.Xr mesg 1 , 599b50d902SRodney W. Grimes.Xr talk 1 , 609b50d902SRodney W. Grimes.Xr write 1 , 619b50d902SRodney W. Grimes.Xr shutdown 8 629b50d902SRodney W. Grimes.Sh HISTORY 639b50d902SRodney W. GrimesA 649b50d902SRodney W. Grimes.Nm 656fc8ba94SJuli Mallettcommand appeared in PWB UNIX. 663d1a0148STim J. Robbins.Sh BUGS 6770ad92abSTim J. RobbinsThe sender's 6870ad92abSTim J. Robbins.Ev LC_CTYPE 6970ad92abSTim J. Robbinssetting is used to determine which characters are safe to write to a 7070ad92abSTim J. Robbinsterminal, not the receiver's (which 7170ad92abSTim J. Robbins.Nm 7270ad92abSTim J. Robbinshas no way of knowing). 73