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Re: Proposal for write(1) addition

In article <>,
Thor Lancelot Simon  <> wrote:
>On Sat, Sep 17, 2011 at 02:20:07AM +0200, Julian Fagir wrote:
>> according to somebody from the #tmux-channel in freenode, tmux does not set
>> utmp entries because they would need additional permissions for that.
>That could be easily fixed by adding a utmp-writing daemon that took
>unix domain messages from clients.  Each message would pass both creds,
>so the user in question could be authenticated, and rights, so the
>utmp daemon could validate that in fact the client had an open file
>descriptor to the terminal it was claiming to be logged in on.
>This would have the added benefit that the utmp writing daemon could
>run as a _utmp role account instead of as root...
>Should work, no?

This is not needed; we have utmp_update.


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