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Date: Sun, 21 Apr 2002 17:25:17 -0400
From: Christopher Faylor <cgf-cygwin AT cygwin DOT com>
To: cygwin-apps AT cygwin DOT com
Cc: cygwin AT cygwin DOT com
Subject: Re: cygwin gdb-20020411-1 crashing and an (already) proposed solution
Message-ID: <20020421212517.GA14035@redhat.com>
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Wrong mailing list.  Redirected.

cgf

On Sun, Apr 21, 2002 at 09:12:15PM +0200, Ton van Overbeek wrote:
>Below a copy of my message to the insight mailing-list.
>(cc: to cygwin-apps did not work due to typing error in address)
>-------------------------------------------------------------------
>While playing around with the gdb help menus recently I also got
>frequent gdb crashes.
>One scenario is the following:
>- Start with gdb/insight on internal help.
>- Bring up the global preferences and select 'Use Internet Browser ...'
>  and close dialog with OK.
>- Now select Help->Help Topics => Crash with an invalid page fault in
>  Kernel32.dll
>
>An other, simpler scenario which crashes most of the time is the following:
>- Bring up the global preferences dialog and close it again
>  by selecting cancel.
>- Select an other non-gdb window on the desktop => crash.
>
>Searching through the insight mail archives I found a message
>from Ian Roxborough from 25 Feb 2002 describing exactly this
>problem. See http://sources.redhat.com/ml/insight/2002-q1/msg00168.html.
>The crashes have to do with using comboboxes in modal dialogs.
>The proposed patch in Ian's message never made it into CVS.
>With this patch to libgui/librarycombobox.tcl applied I could not
>get gdb to crash any more.
>The patch consists in deleting one line (wm transient ...) in
>combobox.tcl. If the deletion of this line is not needed under
>unix/Xwindows maybe the line could be garded with an
>  if {$tcl_platform(platform) != "windows"} then { wm transient ...
>After all Xwindows windowmanagers and the windowmanager in m$ windows
>are completely different animals.
>
>So I would like to ask 'the insight powers that be' to apply this
>patch. It increases the stability of cygwin-gdb considerably.
>
>Regards,
>
>Ton van Overbeek