[squeak-dev] International text input on X11

Yoshiki Ohshima Yoshiki.Ohshima at acm.org
Wed May 25 16:51:09 UTC 2016

I'd rather avoid touching existing files.  But once I figure out how
to pass --prefix for configure under the cmake regime, I am happy to
go forward from there. (No, Dave, you are moving very fast and prompt!
 Thank you!)

But then I'll try the oscog branch and makes a cleaner now.

On Tue, May 24, 2016 at 8:20 PM, David T. Lewis <lewis at mail.msen.com> wrote:
> On Tue, May 24, 2016 at 09:50:45AM -0700, Yoshiki Ohshima wrote:
>> On Sun, May 22, 2016 at 5:03 PM, David T. Lewis <lewis at mail.msen.com> wrote:
>> > On Sun, May 15, 2016 at 10:27:13PM -0400, David T. Lewis wrote:
>> >>
>> >> If I understand correctly, here is what we need to do:
>> >>
>> >> 1) Apply the changes of Mr Hachisuka to the VM.
>> >>  - The diff is in the earlier email from Yoshiki:
>> >>       http://lists.squeakfoundation.org/pipermail/squeak-dev/2016-May/189599.html
>> >>       http://www2.asu.ac.jp/hachi/v3/scratch14ime.html
>> >>  - Test updated VM to make sure the changes do not cause problems. Make sure
>> >>    it works without problems for Squeak trunk and for Scratch.
>> >>  - Apply the update in SVN for both oscog and trunk. I can help here.
>> >>  - Test the VM. Tim, I need help on this. I do not currently have a working
>> >>    Cog build environment (Unbuntu/autotools/gcc version issues). Can you
>> >>    apply the patch from Yoshiki's email and see if your resulting Cog VM
>> >>    continues to work for you as expected on Pi with Scratch?
>> >>  - Yoshiki, we should give credit to Mr Hachisuka for his contribution. Can
>> >>    you please give his full name for the commit notice? I assume the patch
>> >>    is MIT licensed.
>> >>
>> >
>> > Hi Yoshiki,
>> >
>> > I think that I now understand the VM changes for sqUnixX11.c, and I have applied
>> > the changes of Mr Hachisuka and committed them to the SVN trunk for interpreter
>> > VM. If these changes are correct, then I will also make a patch and commit them
>> > to the oscog branch for Cog/Spur VMs.
>> >
>> > I arranged the code such that the multibyte recordPendingKeys() logic is used
>> > if and only if the -compositioninput option is set on the command line or the
>> > equivalent SQUEAK_COMPOSITIONINPUT environment variable is set. I believe that
>> > this is the intended usage, but please let me know if I did not understand.
>> >
>> > If you are able to compile an interpreter VM (http://wiki.squeak.org/squeak/6354),
>> > then please let me know if these changes work as you expect. If you cannot easily
>> > make an interpreter VM, then I can commit the changes to the Cog/Spur branch,
>> > but I would prefer to test them first if possible.
>> It does buiid.  Yay.  The build directory structure seems to be
>> different from Cog, though.  How do I test a VM that is just
>> generated?  Do people set different install directory someways?
> I do not think that there is any standard approach for this, but here is
> what I do for my own use:
> - Install a Cog VM. Rename the /usr/local/bin/squeak file to /usr/local/bin/cog.
> This is the 32-bit JIT VM for Squeak V3 images.
> - Install a Spur VM. Rename /usr/local/bin/squeak file to /usr/local/bin/spur.
> This is the 32-bit JIT Spur VM for Spur images.
> - Install Spur 64 bit VM. Rename the /usr/local/bin/squeak file to /usr/local/bin/spur64.
> This is the 64-bit JIT Spur VM for 64 bit Spur images.
> - Compile and install trunk interpreter VM. Do not rename the /usr/local/bin/squeak
> file. These are the 64-bit VMs for both 32-bit V3 image and 64-bit V3 image.
> With this arrangement, I type "cog" when I want to run a Cog VM, "spur" when I
> want to run a Spur VM, and "spur64" when I want to run a 64-bit Spur. For
> either 32-bit or 64-bit V3 images, I type "squeak".
> I also have a script of my own making installed as /usr/local/bin/vmrun
> that selects an appropriate VM based on the image format, but I no longer
> use it because I usually know which VM I want anyway, so it is better for
> me to just use "cog", "spur", "spur64", or "squeak" directly.
> Yoshiki, I should mention that since my last email, I have also updated
> the SVN oscog branch so that the -compositionInput option will work on Cog
> and Spur. This means that we can apply the sqUnixX11.c patch for Cog and
> Spur also, and it should now work the same as for the interpreter VM. But
> I appreciate very much if you can first confirm that the patch works as
> you expect on interpreter VM. Then we can apply the update for Cog/Spur
> so that it can be used for Scratch on Raspberry Pi.
> I am sorry if I am moving too slowly here, but I do not understand how
> multibyte character composition should work, so I am trying to be careful
> with the changes.
> Dave

-- Yoshiki

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