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Date:      Wed, 13 Nov 2002 14:49:41 -0600
From:      "Jacques A. Vidrine" <nectar@FreeBSD.org>
To:        Mike Silbersack <silby@silby.com>
Cc:        Nate Lawson <njl@FreeBSD.org>, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/bin/sleep sleep.c
Message-ID:  <20021113204941.GF29284@madman.nectar.cc>
In-Reply-To: <Pine.BSF.4.44.0211131528010.32919-100000@niwun.pair.com>
References:  <200211132012.gADKCQxr062768@repoman.freebsd.org> <Pine.BSF.4.44.0211131528010.32919-100000@niwun.pair.com>

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On Wed, Nov 13, 2002 at 03:32:13PM -0500, Mike Silbersack wrote:
> 
> On Wed, 13 Nov 2002, Nate Lawson wrote:
> 
> > njl         2002/11/13 12:12:26 PST
> >
> >   Modified files:
> >     bin/sleep            sleep.c
> >   Log:
> >   Remove getopt and strtol dependencies, reducing size of static exe.
> >   Preserve older desired behavior, accept [+-]*[0-9]*\.[0-9]*
> >   Remove a few unnecessary casts.
> 
> Please don't commit crap like this.  While having smaller binaries might
> be nice, being entered into an obfuscated C contest is not one of the
> goals of FreeBSD.

Damn, and just as I was finishing up i386, alpha, and sparc assembler
versions of these utilities to _really_ get the size down.  I might
finish anyway just so I can benchmark the old sleep binary with the
new, more efficient sleep binary.

Oh, and I found writing directly to /dev/kmem resulted in another 10%
reduction in overhead for echo versus using write(2), but a small
downside is that echo would have to be installed set-user-ID.

Cheers,
-- 
Jacques A. Vidrine <nectar@celabo.org>          http://www.celabo.org/
NTT/Verio SME          .     FreeBSD UNIX     .       Heimdal Kerberos
jvidrine@verio.net     .  nectar@FreeBSD.org  .          nectar@kth.se

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