[Pika-dev] Re: more on hackerlab strings

[Andreas Rottmann]

Jose A Ortega Ruiz <address@hidden> writes:

> On Mon, Mar 15, 2004 at 10:24:29PM +0100, Jose A Ortega Ruiz wrote:
>> i still have to:
>> 
>> - finish the implementation of the 'bogus' encoding
>> - provide the udstr counterparts of most of scheme's string-foo
>> - move the buckybits stuff from pika to hackerlab
>> 
>
> ok, the latest patch in my hackerlab archive now contains barebones
> support for bogus32 encoding, and it is already used by the few fw
> functions that are in place. i've made a mild effort to keep the 
> documentation in synch (tom, did you read my comments regarding
> how we should extract docs from sources? any comments?)
> proper unit testing is still missing, though.
>
> what should come next? R5RS string functions? the missing ones are:
>
> - string-ref
> - string-set!
> - substring
> - string-append
> - string-fill!
>
> - comparison procedures (string<?, string-ci<?, etc.)
>
> do we need all of them? if not, which ones? should we have ustr and
> udstr versions or just the latter?
>
I'd say they are all best implemented at hackerlab level and only
wrapped in libscm, since they might be useful for non-Pika code
also. For Pika, since it uses udstr, only udstr functions are needed.

> or should i tackle buckybits and extended unicode chars first, and
> implement the string functions directly in terms of them?
>
Proceed at your convinience; I'll keep an eye at your patchflow.

Andy
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