Mail Archives: cygwin/2004/10/01/19:32:42
Hi All...
I just tried the latest snapshot (didn't expect a change, but felt obligated
to try) with no change.
Who submitted the pipe handling code changes? Any chance of a resolution
soon?
Where would I look to see the changes? What I mean is to look at the before
and after?
Thanks,
...Karl
>From: Igor Pechtchanski <pechtcha AT cs DOT nyu DOT edu>
>Reply-To: cygwin AT cygwin DOT com
>To: Dave Korn <dk AT artimi DOT com>
>CC: cygwin AT cygwin DOT com
>Subject: RE: Latest snapshot with XP SP2 and unison and cvs
>Date: Thu, 23 Sep 2004 11:37:06 -0400 (EDT)
>
>On Thu, 23 Sep 2004, Dave Korn wrote:
>
> > > -----Original Message-----
> > > From: cygwin-owner On Behalf Of Karl M
> > > Sent: 22 September 2004 19:36
> >
> > > Hi Dave...
> > >
> > > Sorry, I thought I covered all details, but...
> > >
> > > The firewall is off...I am behind a real firewall.
> > >
> > > The hanging can be averted by not using XP SP2 or by using a down rev
> > > cygwin1.dll
> > >
> > > Thanks,
> > >
> > > ...Karl
> >
> > Yep, Corinna made that clear. Perhaps it's caused by SP2 putting
>tighter
> > default ACLs on pipes than earlier versions did? There are various
>tools
> > that can let you examine ACLs on devices and other objects, for instance
> > ProcExp from sysinternals
> > (http://www.sysinternals.com/ntw2k/freeware/procexp.shtml). It might be
> > informative to compare the ACLs on the pipe on a hung session with the
>ACLs
> > on the pipe on a working session.
>
>FWIW, Corinna has identified a possible culprit (different behavior of
>NtQueryInformationFile under WinXP SP2). Hopefully the author of the
>recent pipe handling code changes will be able to fix this (maybe by an
>SP2-specific workaround for the problem). Until then, Karl will either
>have to use the previous version of cygwin1.dll, or compile his own CVS
>HEAD version with the corresponding pipe patch reverted.
> Igor
>--
> http://cs.nyu.edu/~pechtcha/
> |\ _,,,---,,_ pechtcha AT cs DOT nyu DOT edu
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> |,4- ) )-,_. ,\ ( `'-' Igor Pechtchanski, Ph.D.
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>
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>
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