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Date:      16 Jul 2002 23:32:57 +0200
From:      Dag-Erling Smorgrav <des@ofug.org>
To:        Garrett Wollman <wollman@FreeBSD.org>
Cc:        cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject:   Re: cvs commit: src/usr.bin Makefile src/usr.bin/cd Makefile cd.sh src/usr.bin/command Makefile command.sh
Message-ID:  <xzpd6tn1hpy.fsf@flood.ping.uio.no>
In-Reply-To: <200207162113.g6GLDBBE081559@freefall.freebsd.org>
References:  <200207162113.g6GLDBBE081559@freefall.freebsd.org>

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Garrett Wollman <wollman@FreeBSD.org> writes:
>   Log:
>   POSIX requires these shell builtins to also exist as totally pointless
>   external commands.  Since they serve no useful purpose, it's OK that their
>   implementation is not the most efficient possible.

Huh?  The "cd" command can not possibly work as an external command,
it *has* to be a shell builtin since it's supposed to modify the
shell's wd, and no process can change another process' wd.  What have
the Austin group been smoking?

DES
-- 
Dag-Erling Smorgrav - des@ofug.org

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