[racket-dev] planet-version follies with old planet packages

From: John Clements (clements at brinckerhoff.org)
Date: Mon May 16 19:12:37 EDT 2011

On May 15, 2011, at 6:24 AM, Robby Findler wrote:

> On Sun, May 15, 2011 at 7:50 AM, Matthew Flatt <mflatt at cs.utah.edu> wrote:
>> At Sat, 14 May 2011 20:58:53 -0700, John Clements wrote:
>>> I've been having trouble with an older PLaneT package, and I've finally
>>> narrowed it down to a problem with the change in version-numberings.
>>> Specifically, I install Jens Soegaard's gzip.plt package (which installs all
>>> right), and then I can't use it.  The problem turns out to be that planet won't
>>> let me run it, because it thinks that the required & provided versions of
>>> racket are
>>> #(struct:mz-version 40000 0)
>>> #(struct:mz-version 501 1005)
>>> ... so I just need to wait for version 400.00 to come out!
>>> I see how I can hack around this problem by editing the required-version in the
>>> info.ss file, but if I'm correct, this means that no planet packages that
>>> precede the version-numbering change can be used.  It seems hard to believe
>>> that this wouldn't have been noticed, though, so perhaps I'm wrong...
>> The version number change happened on February 4, but we decided that
>> it was a bad idea, and it was reverted on March 28. So, the version was
>> 400 for all releases, and it's still 400.
>> It's possible that some planet packages were created with a pre-release
>> version in between 2/4 and 3/28, in which case those need to be fixed.
>> I don't think that's the case for "gzip.plt", though.
>> It sounds instead like you're using a pre-release version of Racket
>> from between 2/4 and 3/28. Is that right? If so, the solution would be
>> to upgrade.
> One other possible wrinkle here is that planet may be doing its own
> computation instead of using the version libraries (as the planet
> version checking mechanism pre-dates the version library, I believe),
> so there could also be a bug there.

Yes, I still observe this problem on version  Should PLaneT be using the version collection?

Let me know if you want me to do more detective work on this.

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