Date: Mon, 28 Oct 1996 10:09:58 -0800 (PST) From: Archie Cobbs <archie@whistle.com> To: joerg_wunsch@uriah.heep.sax.de Cc: freebsd-current@FreeBSD.org Subject: Re: Strange bug related to fstat() Message-ID: <199610281809.KAA17366@bubba.whistle.com> In-Reply-To: <199610280659.HAA02709@uriah.heep.sax.de> from J Wunsch at "Oct 28, 96 07:59:46 am"
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> > Within a little background daemon, the system() command is used
> > to execute a command looking something like this:
> >
> > system("tar cf - file1 file2 | gzip -cf | uuencode files > output");
>
> Btw., would it work using `tar czf -' instead?
Yes... but the weirdness remains unexplained.
> > The only other possibilities seem to be a bug in /bin/sh or the
> > kernel. As you can see, I need a little hint as to how to pursue
> > this one...
>
> Try to ktrace this and look what the fstat() is getting as its file
> descriptor.
I did add code to print out fileno(stdin) right before the fstat(), and it
was zero, as expected...
-Archie
___________________________________________________________________________
Archie Cobbs * Whistle Communications, Inc. * http://www.whistle.com
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