Date: Sun, 11 Jul 1999 20:34:04 -0400 (EDT) From: "Brian F. Feldman" <green@FreeBSD.org> To: Warner Losh <imp@village.org> Cc: Niall Smart <niall@pobox.com>, hackers@FreeBSD.org Subject: Re: a BSD identd Message-ID: <Pine.BSF.4.10.9907112031200.31726-100000@janus.syracuse.net> In-Reply-To: <199907112236.QAA36914@harmony.village.org>
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On Sun, 11 Jul 1999, Warner Losh wrote:
> In message <Pine.BSF.4.10.9907111408060.25135-100000@janus.syracuse.net> "Brian F. Feldman" writes:
> : Good idea. I'll have it check to see that it's a regular file.
>
> Make sure that you do this with the stat, open, fstat interlocking so
> that there isn't a race here.
I have this fixed in my latest code (on freefall of course). I did not
use an original stat because that's pointless, as it adds another race
condition. The only downside to my approach is that if it's a symlink
to a dev, the dev can get opened/closed, and d_open/d_close be called.
>
> Warner
>
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