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Date: Thu, 8 Oct 2009 12:37:39 -0400
From: Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Thread related crash
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On Thu, Oct 08, 2009 at 12:18:35PM -0400, Charles Wilson wrote:
>Christopher Faylor wrote:
>>>This is coming up because any tcl app that I've built -- including
>>>insight -- always dies on exit, as tcl is shutting down its various
>>>utility threads.
>>
>>So why isn't this a problem with the current version of insight then?
>
>I believe it /is/ a problem, at least on cygwin-1.7.  I've tried to
>restore my system to "normal", and I see a different behavior on
>cygwin-1.5 and cygwin-1.7 with the test below.
>
>[1.5] $ /usr/bin/wish84.exe /usr/share/tk8.4/demos/hello Hello, world
>
>works fine.  You should see a small window pop up.  When you click the
>button, "Hello, sorld" is printed to the console and the small window
>disappears.  The application exits with no problem.
>
>[1.7] $ /usr/bin/wish84.exe /usr/share/tk8.4/demos/hello Hello, world
>Segmentation fault (core dumped)
>
>Again, you should see a small window pop up.  When you click the
>button, "Hello, sorld" is printed to the console and the small window
>disappears.  But then, the application segfaults.
>
>Similarly, for insight.exe:
>
>[1.5] $ insight.exe <then choose File->Exit>
>
>and the application exits without error.  But on 1.7:
>
>[1.7] $ insight.exe <then choose File->Exit> Segmentation fault (core
>dumped)
>
>Can anybody verify this behavior for me, to make sure I haven't somehow
>left dregs of my X-based tcl/tk packages lying around on my system?

The version of insight that I built works fine for me on Windows XP SP3.
I just tried the sigint problem test case with it and it worked as
expected.

cgf

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