PATCH: xsettings-manager segfaults if a manager is already running

[Owen Taylor]

On Fri, 2005-08-05 at 11:19 -0700, Travis Spencer wrote:
> If the xsettings-manager is already running and the user selects
> `Exit' in the message box, an XSettingsManager object is never
> allocated.  As a result, in manager.c when xsettings_manager_destroy
> is called in main, manager will be NULL.  Consequently, in that
> function, XDestroyWindow will core when manager is dereferenced.  The
> following patch fixes this by returning if manager is NULL.

I think this needs to be fixed in the GTK+ demo code rather than
in the generic xsettings-manager.c code.

Regards,
					Owen

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