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To: Jakob Oestergaard <jakob@unthought.net>
Cc: Linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Changing argv[0] under Linux.
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From: Andreas Schwab <schwab@suse.de>
Date: Wed, 15 Jan 2003 22:26:48 +0100
In-Reply-To: <20030115164731.GB8621@unthought.net> (Jakob Oestergaard's
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Jakob Oestergaard <jakob@unthought.net> writes:

|> Can anyone point out a problem in the above? I'd be happy to see it shot
|> down, mainly because it's ugly - and I hate programs that mess with
|> argv[0].

argv[0] is not required to point to the actual file name of the
executable, and in fact, most of the time it won't.

Btw, don't use it for setuid programs, it's a huge security hole you can
drive a truck through.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux AG, Deutschherrnstr. 15-19, D-90429 N?rnberg
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