On 18 December 2012 01:58, David T. Lewis <lewis at mail.msen.com> wrote:
> On Mon, Dec 17, 2012 at 01:15:12PM -0500, David T. Lewis wrote:
>> On Mon, Dec 17, 2012 at 02:59:23PM +0000, Frank Shearar wrote:
>> > On 17 December 2012 14:12, David T. Lewis <lewis at mail.msen.com> wrote:
>> > >
>> > > Setting useOldNetwork to true will cause IPv6 support to be disabled. Too
>> > > many double negatives I suppose ;)
>> >
>> > That makes sense, but I'm still confused, because both my little
>> > release script and ReleaseBuilder-fbs.85 set useOldNetwork to true.
>> >
>> > But NetNameResolver class >> #initiaize has "Smalltalk
>> > addToStartUpList: self", so could actually set useOldNetwork BACK to
>> > false even though the image was saved with value true?
>>
>> Yes that might be what is happening. And/or it may be that the preference
>> needs to be initialized. I am away now but will try to have a look at it
>> again later today.
>
> Frank, I really have to apologize - I gave you a bunch of wrong information.
>
> You were correct all along to do "NetNameResolver enableIPv6: false". This
> sets the current value of the pragma preference for "Enable IPv6 and new
> network support". So setting this to false in ReleaseBuilder is the right
> thing to do.
>
> Contrary to what I said earlier, setting "NetNameResolver useOldNetwork: true"
> does *not* disable IPv6 permanently. It is a temporary flag that will be
> reset at image startup time based on the setting of the enableIPv6 preference,
> and also based on whether the VM provides the new IPv6 primitives, which
> is checked at image startup time.
>
> I do not see anywhere that NetNameResolver class>>initialize would be
> sent in normal use, so I do not think that is the problem.
>
> Bottom line: If you can do "NetNameResolver enableIPv6: false" prior to
> saving the image, this *should* set the preference correctly and it *should*
> cause the image to be restarted in the correct state regardless of VM.
>
> I really apologize for the (my) confusion. Next time you publish the
> release candidate, please do the "NetNameResolver enableIPv6: false"
> exactly as you had originally intended, and let's see if it comes out
> right this time around.

Thanks for everything, Dave. I've released a new version at
http://ftp.squeak.org/4.4/Squeak4.4-RC3.tgz so let's see how that one
works.

frank

> Dave
>