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Date: Wed, 15 Jan 2003 23:03:17 +0100
From: DervishD <raul@pleyades.net>
To: Andreas Schwab <schwab@suse.de>
Cc: Jakob Oestergaard <jakob@unthought.net>,
       Linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: Changing argv[0] under Linux.
Message-ID: <20030115220317.GL47@DervishD>
References: <20030114220401.GB241@DervishD> <20030114230418.GB4603@doc.pdx.osdl.net> <20030114231141.GC4603@doc.pdx.osdl.net> <20030115044644.GA18608@mark.mielke.cc> <20030115082527.GA22689@pegasys.ws> <20030115114130.GD66@DervishD> <20030115131617.GA8621@unthought.net> <20030115162219.GB86@DervishD> <20030115164731.GB8621@unthought.net> <jeel7ehzon.fsf@sykes.suse.de>
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    Hi Andreas :)

> |> 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.

    Yes, I suppose that exec'ing whatever is in argv0 is not a good
idea :((( Didn't think about it.

    Any suggestion on how to get the binary name from the core image?

    Thanks a lot for the warning, Andreas :)

    Ra?l
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