We will blog it and tweet it :)
Thanks again.

Stef
On Jan 19, 2013, at 11:21 AM, Stéphane Ducasse wrote:

> I would like thank officially Square [i] for this gift to the community.
> Thank again. Further work in this direction should be supported by the 
> association and the consortium.
> 
> Stef
> 
> 
> On Jan 18, 2013, at 8:14 PM, Mariano Martinez Peck wrote:
> 
>> Hello there,
>> 
>> For a long time, Pharaoers and Squakers have been asking for headless 
>> support in the Cocoa VMs just as we have with Carbon VMs. Carbon is becoming 
>> a legacy framework so people needed this. 
>> 
>> I wanted to thanks Square [i] International for sponsoring me to implement 
>> such a support. Not only have they sponsored the development but they have 
>> also agreed to release it under MIT license for the community. This headless 
>> support will be included in the official Pharo VM and will be, therefore, 
>> accessible to everybody.
>> 
>> The project is not yet finished but I do have a demo/prototype that I wanted 
>> to share with you so that you can test it and give me feedback. This VM 
>> should only work starting at OSX 10.6.
>> 
>> How to use it?  Basically it works this way: to have headless, just edit the 
>> Info.plist and set the flag LSBackgroundOnly to 1 (add the key if it is not 
>> present):
>> 
>> <key>LSBackgroundOnly</key>
>> <true/>
>> 
>> When doing this, you don't even need the -headless anymore since, setting 
>> LSBackgroundOnly to 1, will cause the same effect (being the flag almost 
>> mandatory). If you don't want headless, put it to false or don't even put 
>> the key. If you don't set LSBackgroundOnly to 1 but send -headless, the VM 
>> will still be headless but you will see a little flash. If this flash 
>> bothers you, then set the flag. I am trying to get a way to avoid the 
>> "flash" while also avoiding to set LSBackgroundOnly to 1, but I still 
>> couldn't find it. Anyway, I think we can live with the current situation. 
>> 
>> How to test it? You should run the image with something like RFB or Seaside 
>> or whatever you can and then confirm if it is working even if you are 
>> headless. As a matter of testing, I saved an image with seaside running in 
>> the port 5555. You can get both, this Seaside image and the VM with headless 
>> from: https://www.dropbox.com/sh/r7qk49bxywk2xce/6N7-fdyx6V
>> So if you run the VM headless with that image and go to localhost:5555, you 
>> should see that Seaside is running. 
>> 
>> I would appreciate if you can test it. And please let me know in which 
>> version of OSX you tried. Of course, the more of you who can test it, the 
>> better. Notice that this VM was compiled with LLVM GCC 4.2 and it may have 
>> some problems in older OSX versions (but I think it shouldn't). I still 
>> couldn't compile a VM with GNU GCC 4.2 as I get a crash :(
>> 
>> Expected results?  In headless mode, anything should be displayed (no 
>> window, no menu, no item in the dock and nothing appear when switching 
>> apps). When running headfull, everything should be normal.
>> 
>> Where is the code? The code I have modified to the VM is committed to my own 
>> fork of the VM: https://gitorious.org/~marianopeck/cogvm/marianopecks-blessed
>> Once the code is ready, I will do a pull request so that it can be 
>> integrated. 
>> 
>> Thanks everyone for the testing and feedback. Once again, thanks Square [i] 
>> International for sponsoring this great feature. Also thanks Esteban 
>> Lorenzano and Mark Smith for their incredible help.
>> 
>> This was just the first prototype. I will keep you informed about possible 
>> progress.   
>> 
>> Best regards,
>> 
>> -- 
>> Mariano
>> http://marianopeck.wordpress.com
> 
> 


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