Re: UTF-8/non-ASCII chars in keys (was Re: 1.0.8 patches)

On Wed, 20 Oct 2004 15:44:49 -0400, Jason Harris <[email protected]> wrote:
> On Wed, Oct 20, 2004 at 01:21:37PM -0400, David Shaw wrote:

> Right now, there is one instance of Noèl and Köthe (same key) to
> test UTF-8 searches with on hkp://keyserver.kjsl.com:11371 .  Only keys
> with new UTF-8 userids will be searchable by their correct (non-ASCII)
> userid words, however, until I fully reload the database to fix the
> existing (UTF-8) userids.  SKS will require a fix as well since its
> is_alnum() currently recognizes extended chars only from decimal
> 192 to 255 when parsing userids.  Note that both pks and SKS lowercase
> all ASCII characters internally for search purposes, but lowercasing
> UTF-8 characters may also be necessary.

I must admit to not being particularly wise in the ways of UTF-8.  So
what should I do to the Is_alnum function to make it more UTF-8
friendly? Is there a simple fix, or does SKS need to grok UTF-8 more
deeply?

y