Mail Archives: cygwin-developers/2001/04/16/17:31:21
On Mon, Apr 16, 2001 at 11:09:48PM +0200, Corinna Vinschen wrote:
>On Mon, Apr 16, 2001 at 03:45:13PM -0400, Christopher Faylor wrote:
>> 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.
>
>The problem disappears when Cygwin is compiled without NEWVFORK...
Ok. I understand. If I can't fix this in half an hour, I'll turn NEWVFORK
back off again.
cgf
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