[squeak-dev] Update stream transition

karl ramberg karlramberg at gmail.com
Sat Aug 22 16:15:27 UTC 2015


"Sour"- pre Spur Squeak ;-)

Karl

On Sat, Aug 22, 2015 at 5:12 PM, Eliot Miranda <eliot.miranda at gmail.com>
wrote:

> Hi David,
>
> Sent from my iPhone
>
> > On Aug 22, 2015, at 7:15 AM, David T. Lewis <lewis at mail.msen.com> wrote:
> >
> > Currently we have the problem that an existing trunk image from prior
> > to the Squeak 4.6 release will lock up if the user does a normal
> > "update from server".  A knowledgeable user can work around this, as
> > with the script that Nicolas provides. But a year from now our tribal
> > knowledge is likely to dissipate, so I don't really like the idea of
> > having the original trunk update stream end in a frozen image.
> >
> > I think I have come up with a way to have the update stream switch
> > automatically from trunk to squeak46 for existing images, see attached
> > change set. The idea is to add this class into a separate package
> > "Temp-update-strean-migration" in the trunk repository, and add that
> > package to the last update map that worked for V3 images (I think this
> > is update-eem.321.mcm, is that right?).  The package loads a class that
> > checks to see if the image needs to be switched from trunk to squeak46,
> > and changes the update preference accordingly.  It then removes itself
> > from the system.
> >
> > Does this seem reasonable?
>
> Oh yes!  Looks a v good idea.  The only thing I could think of was adding
> a preamble to trunk Kernel & System to have them error on non Sour.  But
> your proposal above is /much/ better.
>
> >
> > Dave
> >
> >
> >
> >> On Thu, Aug 06, 2015 at 10:24:31PM +0200, Nicolas Cellier wrote:
> >> 2015-08-06 16:47 GMT+02:00 Chris Muller <asqueaker at gmail.com>:
> >>
> >>>> We currently have the trunk update stream, which is governed by update
> >>> maps
> >>>> called 'update' in the source.squeak.org/trunk repository. This
> update
> >>>> stream is applicable to Squeak images up to the initial release of the
> >>>> Squeak 4.6 image. These are images in the non-Spur image formats (6504
> >>>> or 6505 for 32-bit images, and 68002 for a 64-bit image).
> >>>
> >>> The .spur branch has already been collapsed onto trunk.  There is no
> >>> way to advance a non-spur image except through commits to the release
> >>> repositories (e.g., 'squea46').
> >> Hi,
> >>
> >> FYI, I advanced the non spur with attached snippet (nothing really
> clever).
> >>
> >> Cheers
> >
> >> "update to latest cog version but not spur..."
> >
> > | url repository updateList updater lastUpdateMap config |
> > url := MCMcmUpdater defaultUpdateURL.
> > repository := MCRepositoryGroup default repositories
> >            detect:[:r| r description = url]
> >            ifNone:[ | r |
> >                r := MCHttpRepository location: url user: '' password: ''.
> >                MCRepositoryGroup default addRepository: r.
> >                r].
> > updater :=  [MCMcmUpdater default] ifError: [MCMcmUpdater].
> > lastUpdateMap := [updater lastUpdateMap] ifError: [MCMcmUpdater
> classPool at: #LastUpdateMap].
> > updateList := updater updateListFor: repository.
> > updateList := updateList select: [:e | e key < 323].
> > updateList := updater refreshUpdateMapFor: repository with: updateList.
> > updateList do:[:assoc|
> >                ProgressNotification signal: '' extra: 'Processing ',
> assoc value.
> >                config := repository versionNamed: assoc value.
> >                updater updateFromConfig: config.
> >                lastUpdateMap at: repository description put: assoc key.
> >            ] displayingProgress: 'Processing configurations'.
> > config ifNil: [^updater inform: 'Unable to retrieve updates from remote
> repository.' translated].
> > config setSystemVersion.
> > updater inform: ('Update completed.
> > Current update number: ' translated, SystemVersion current
> highestUpdate).
> >
> > <MoveTrunkEndToSqueak46RepoForV3Images-dtl.2.cs>
> >
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.squeakfoundation.org/pipermail/squeak-dev/attachments/20150822/b19d4979/attachment.htm


More information about the Squeak-dev mailing list