[Vm-dev] errors while building a cog development image

[Nicolas Cellier]

Thanks Ben
I can provide a patch, but cannot test it currently probably because of
https://github.com/OpenSmalltalk/opensmalltalk-vm/issues/135

2017-04-27 18:45 GMT+02:00 Ben Coman <btc at openinworld.com>:

>
>
>
> On Fri, Apr 28, 2017 at 12:40 AM, Ben Coman <btc at openinworld.com> wrote:
>
>>
>>
>> On Thu, Apr 27, 2017 at 6:13 AM, Sophie Kaleba <sophie.kaleba at gmail.com>
>> wrote:
>>
>>>
>>> Hi,
>>>
>>> I have tried to build a cog dvlpt image using the following instructions
>>> :
>>> $ git clone http://www.github.com/OpenSmalltalk/opensmalltalk-vm
>>> $ cd opensmalltalk-vm/image
>>> $ ./buildspurtrunkvmmakerimage.sh
>>>
>>> while running the script, i get 2 errors (see attached file):
>>> - "Context cannot be changed"
>>> - and then "stackp store failure"
>>> which prevent me from actually building the image (the last error goes
>>> in an infinite loop)
>>>
>>> Has anyone ever experienced this problem?
>>>
>>> I am using Ubuntu 15.10, 64 bits.
>>>
>>> Thanks
>>> Sophie
>>>
>>>
>>>
>> I tried this myself and noticed it fail when loading "CogCompatability".
>> If you look down the stack to "MCClassDefintion>>createClass",
>> the instance variable "name" holds #Context.
>> Context has only recently been introduced to Squeak.
>> Previously it needed to be loaded by "CogCompatability".
>> Now its an error for "CogCompatability" to try redefining this core
>> system class.
>>
>> I got it to work by removing "CogCompatability"
>> from the manifest in BuildSqueakSpurTrunkVMMakerImage.st  ...
>>
>>     manifest := #(
>>         ('http://source.squeak.org/FFI' 1 ('FFI-Pools' 'FFI-Kernel'))
>>   ('http://source.squeak.org/VMMaker'  6
>>              ('Balloon-Engine-Pools' 'BytecodeSets.spur'  'VMMaker.oscog'
>> 'CogCompatibility'  .....
>>
>> And then running ./buildspurtrunkvmmakerimage.sh,
>>
>> cheers -ben
>>
>
> btw you might find this interesting...
> http://forum.world.st/Exploring-the-simulator-was-
> Re-REPL-image-for-simulation-td4896870.html
>
> cheers -ben
>
>
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