[developers] LKB with McCLIM graphics on Mac

Ann Copestake aac10 at cl.cam.ac.uk
Mon Nov 7 12:17:20 CET 2016

sounds good - re 1 - file selection is barely working in Allegro right 
now anyway.  I'll be happy to do some testing if you like, just not this 
week ...

it would be nice to fix that type bug but not exactly essential ... it's 
been there quite a few years, after all.

All best,


On 07/11/2016 11:14, John Carroll wrote:
> This is going so well that I think it’s going to end up as a viable 
> new public version of the LKB for the average non-expert user. So I’ll 
> finish the job off and make sure it runs in SBCL. Clozure CL and SBCL 
> both have good Linux versions, so it might also be useful for the 
> average Linux user.
> In total I’ve made around 50 minor edits to LKB code. The main reasons 
> have been:
> 1. McCLIM does not (yet) implement all of the CLIM spec
> 2. The CLIM spec is unclear in places, and the LKB sometimes relies 
> too much on the behaviour of Allegro CL CLIM
> 3. Some LKB code uses features of Allegro CL CLIM that are not in the spec
> Re 1, the largest gap is lack of select-file, so I’m adopting/adapting 
> a file selector from another CLIM-based program. In category 2, the 
> most widespread problems are omission of 
> explicit define-presentation-type declarations for presentation types, 
> and an assumption that panes are created ‘eagerly’ - whereas McCLIM 
> does this lazily when it actually displays the window (which seems to 
> be allowed by the spec). There’s one issue in category 3 that 
> currently has me stumped for a work-around (changing the colour of 
> text before a redisplay) but I’m sure I’ll figure something out.
> So far I haven’t tried to go further than (load-system "lkb”), and 
> haven’t looked at any non-graphics related code, e.g. in pvm, psql.
> John
> PS While I’m at it, should I fix the bug described at 
> http://moin.delph-in.net/LkbBugs ? It’s probably in code I originally 
> wrote in src/main/checktypes.lsp
> On 5 Nov 2016, at 08:01, Ann Copestake <aac10 at cl.cam.ac.uk 
> <mailto:aac10 at cl.cam.ac.uk>> wrote:
>> Hi,
>> Fantastic!
>> Did you manage to sort out the other Allegro-specific stuff?  I don't 
>> remember exactly what the remaining issues were with the SBCL version.
>> All best,
>> Ann
>> On 04/11/2016 23:56, John Carroll wrote:
>>> Hi,
>>> See the attached screenshot (or 
>>> http://users.sussex.ac.uk/~johnca/LKB_CCL_McCLIM_2016-11-04.jpg 
>>> <http://users.sussex.ac.uk/%7Ejohnca/LKB_CCL_McCLIM_2016-11-04.jpg> 
>>> if the mailing list strips it out): the LKB with McCLIM graphics 
>>> running in Clozure Common Lisp on a Mac. It’s taken me around 3 days 
>>> to get it working. There are still a few interface glitches and 
>>> hacks I need to sort out, but the basics are there.
>>> John
>>> PS There was a posting in January by a guy asking about LKB/McCLIM, 
>>> but it turned out to be much more tricky than he was suggesting.

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