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Date:      Thu, 30 May 1996 11:26:50 +0930 (CST)
From:      Michael Smith <msmith@atrad.adelaide.edu.au>
To:        randy@zyzzyva.com (Randy Terbush)
Cc:        hackers@freebsd.org
Subject:   Re: 8 character login limit
Message-ID:  <199605300156.LAA10380@genesis.atrad.adelaide.edu.au>
In-Reply-To: <199605291801.NAA13588@sierra.zyzzyva.com> from "Randy Terbush" at May 29, 96 01:01:33 pm

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Randy Terbush stands accused of saying:
> 
> Can anyone shed some light on the reasons for this limit?

History.  Interoperability with other Unices.

> After a quick look, it would appear that the only thing that
> trips on this limit is 'login'. I have not checked the getpw*()
> functions.

Anything to do with NIS.

> Is it out of the question to remove this restriction?

You can change UT_NAMESIZE in /usr/include/utmp.h and recompile the world;
people have done this and it works, but you will have problems with :
 - any precompiled programs, or source that assumes the 8-character name limit.
 - NIS.  The NIS protocol mandates an 8-character username.

-- 
]] Mike Smith, Software Engineer        msmith@atrad.adelaide.edu.au    [[
]] Genesis Software                     genesis@atrad.adelaide.edu.au   [[
]] High-speed data acquisition and      (GSM mobile) 0411-222-496       [[
]] realtime instrument control          (ph/fax)  +61-8-267-3039        [[
]] Collector of old Unix hardware.      "Where are your PEZ?" The Tick  [[



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