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Re: wall linux command not working?

From: Chris Jones
Subject: Re: wall linux command not working?
Date: Sat, 31 Dec 2011 20:57:59 -0500
User-agent: Mutt/1.5.18 (2008-05-17)

On Sat, Dec 31, 2011 at 07:16:08PM EST, Vladimir Todorov wrote:

> Hello everyone,
> Today I had the need to broadcast a message to all logged in users.
> I tried the `wall` command and it worked fine. But if the user is
> using screen the message is not displayed. In other words if you are
> working inside a screen session then you won't see any messages sent
> with the `wall` command. Can someone more familiar help me out with
> this? I am using Screen version 4.00.03jw4 (FAU) 2-May-06 Also I found
> the 'wall' screen command but it shows the messages in the hard-status
> line and they disappear after a while. Is there a way that I can send
> the messages to the virtual terminals in screen instead of the
> hard-status line?

Works here.. If you wall your users as root or if the wall program is
setuid/gid root, I can't see any reason it shouldn't work.

I'm on debian 5.0 aka ‘lenny’ and the wall program is sgid root.

Were you trying to tell your users they should go home & celebrate the
New Year...?


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