Re: [Squeak-VMdev] Proposal: VM string encoding

[Andreas R. <and...@gm...>]

Hi Guys,

Please, keep it simple. The question at hand was whether we need to 
distinguish between various (potentially differing) encodings or not. Has 
this question be sufficiently answered?

Cheers,
  - Andreas


----- Original Message ----- 
From: "Yoshiki Ohshima" <Yos...@ac...>
To: "Squeak VM Developers" <squ...@li...>
Sent: Monday, October 04, 2004 5:32 PM
Subject: Re: [Squeak-VMdev] Proposal: VM string encoding


>  Bert,
>
>> Okay. But how should the VM know which one is actually in use? I don't
>> know any system call to get a character set.
>
>  It is often the case that there is no perfectly reliable way.
> Reading the environment variables that the IM and window systems use
> is the common way.
>
> (Did I write EUC for clipboard?  The native encoding was
> "x-compound-text"...)
>
>> >> Or can the encoding differ for distinct clipboard accesses or filename
>> >> uses? If the latter, then a VM attribute would not be optimal.
>> >
>> >   For file name, it has to be set in the earlier stage of VM
>> > invocation, but the clipboard and keyboard input can be set later.
>> > So, potentially read-write VM attributes would do it.
>>
>> ... so why would we need to *set* it if it's constant? Can't the
>> conversion happen on the image side?
>
>  Yes, it does and it doesn't have to be a read-write attribute. (Note
> the word "potentially".)  But if the VM and underlying system support,
> both X Compound Text and UTF-8 for clipboard encoding, it would be
> nice if we can explicitly set to use UTF-8 so that wider set of
> characters can be handled.
>
>  I admit that setting the encoding concept could introduce more
> headache, though...
>
> -- Yoshiki
>
>
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