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Re: who(1) exit status


From: Andreas Schwab
Subject: Re: who(1) exit status
Date: Mon, 23 Jun 2008 15:10:11 +0200
User-agent: Gnus/5.110009 (No Gnus v0.9) Emacs/22.2 (gnu/linux)

Eric Blake <address@hidden> writes:

> POSIX requires an error message to stderr explaining the non-zero status.
> ~ What would we report?  On the other hand, it seems like we should always
> expect at least the current user to be logged in (otherwise, how is who
> being invoked?), so the idea of an error on no output seems reasonable to me.

You don't have to be logged in to be able to (remotely) execute
commands.

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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