[squeak-dev] Re: MC fix-while-compiling broken
David T. Lewis
lewis at mail.msen.com
Wed Apr 28 02:46:23 UTC 2010
On Tue, Apr 27, 2010 at 06:53:42PM -0700, Andreas Raab wrote:
> On 4/27/2010 6:42 PM, David T. Lewis wrote:
> >Hmm... is this because I have a series of update maps in SqS/VMMaker, and
> >the MCMcmUpdate tries to load them all in sequence? The earlier maps would
> >point to versions of VMMaker that still have the "- 16" syntax problem.
> >
> >So I probably should just delete the old versions of update-dtl.N.mcm,
> >right?
>
> You should probably not issue any config map updates except the very
> first one. The reason being that each config map is considered a
> "package checkpoint" where these specific versions of the packages have
> to be present in the image before the updater continues.
>
> This is critical if we have brutal changes like the closure stuff, but
> is only confusing when it comes to a package like VMMaker that almost
> never has life instances to worry about. The updater *always* updates
> the last configuration found to the latest package version in the
> repository so a single MCM can be used for a long time until you either
> add a package, or remove a package, or need a package checkpoint.
Thanks for the explanation. I deleted all but the most recent config
map file which should resolve the "- 16" syntax issue for loading
VMMaker into fresh 4.1 images, hopefully without confusing the MC
caches for everyone else.
Dave
More information about the Squeak-dev
mailing list
|