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Date: Mon, 16 Apr 2001 15:45:13 -0400
From: Christopher Faylor <cgf AT redhat DOT com>
To: Cygwin Developers <cygwin-developers AT cygwin DOT com>
Subject: Re: Current CVS is non-functioning
Message-ID: <20010416154513.A19315@redhat.com>
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References: <3ADB1AF2 DOT 29F3D8D AT yahoo DOT com> <20010416191550 DOT A8266 AT cygbert DOT vinschen DOT de> <20010416204027 DOT F8266 AT cygbert DOT vinschen DOT de>
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In-Reply-To: <20010416204027.F8266@cygbert.vinschen.de>; from vinschen@redhat.com on Mon, Apr 16, 2001 at 08:40:27PM +0200

On Mon, Apr 16, 2001 at 08:40:27PM +0200, Corinna Vinschen wrote:
>On Mon, Apr 16, 2001 at 07:15:50PM +0200, Corinna Vinschen wrote:
>> On Mon, Apr 16, 2001 at 12:16:50PM -0400, Earnie Boyd wrote:
>> > I've just built the current CVS and it is non-functioning.  It locked up
>> > my system hard to the point I had to do a hard reboot.  The last update
>> > I had was from the 04/13/01 so the changes that have caused this were
>> > within the past three days.  I don't have time currently to help debug
>> > this, sorry.  Maybe more time later this week.
>> > 
>> > Earnie.
>> 
>> I have similar problems. I can use it in a cmd window. I can use
>> it using an ssh connection only if ForwardX11 is NO because xauth
>> hangs otherwise. I can't use scp without tricking around anymore.
>> 
>> I have checked if my getgroups() change is doing this (you never know)
>> but it isn't.
>> 
>> Since today are still holidays in Germany and I'm nevertheless
>> debugging mmap(), I would appreciate if I don't have to debug
>> that problem as well.
>> 
>> Thanks,
>> Corinna
>
>I have just started gdb to look where the last process (which is
>either /bin/sh or /usr/X11R6/bin/xauth) hangs and it's always
>the same, AFAICS. It hangs in 
>
>#3  0x6105856c in fhandler_pipe::ready_for_read (this=0x1a0283f8, fd=0,
>    howlong=4294967295, ignra=0) at ../../../../src/winsup/cygwin/select.cc:484
>
>In all cases when reading from stdin which is a pipe here (since ssh
>is compiled using USE_PIPES option).
>
>Has somebody a clue why this happens suddenly?

Is there a problem with inheritance?  This is usually the symptom of keeping
one end of a pipe open.

cgf