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Re: Update __STDC_ISO_10646__, and general Unicode character data issues
- From: "Carlos O'Donell" <carlos at systemhalted dot org>
- To: "Joseph S. Myers" <joseph at codesourcery dot com>
- Cc: libc-alpha at sourceware dot org
- Date: Thu, 10 May 2012 16:22:10 -0400
- Subject: Re: Update __STDC_ISO_10646__, and general Unicode character data issues
- References: <Pine.LNX.4.64.1205101934540.30537@digraph.polyomino.org.uk>
On Thu, May 10, 2012 at 3:37 PM, Joseph S. Myers
<joseph@codesourcery.com> wrote:
> Do we have any locale experts interested in sorting out the various
> bits of Unicode and related data in glibc properly? ?I think the tasks
> would include:
>
> * Ensure the character type data in localedata/charmaps/i18n can be
> ?properly reproduced from Unicode 5.0 data using gen-unicode-ctype.c,
> ?adapting gen-unicode-ctype.c as needed to replicate any changes that
> ?may have been made not using that program.
>
> * Update the character type data to Unicode 6.1, removing any local
> ?hacks from gen-unicode-ctype.c that are no longer needed.
> ?(10646:2012, corresponding to Unicode 6.1, appears to be in
> ?publication stage so should be out very soon.)
>
> * Ensure the character data in localedata/charmaps/UTF-8 can be
> ?reproduced in some automated fashion from Unicode 6.0, locating any
> ?previously used automation for this or creating some new automation
> ?if any previous automation can't be found.
>
> * Update the character data to Unicode 6.1, removing any local hacks
> ?in the automation from the previous step.
>
> * Document thoroughly on the wiki how the automation works and how to
> ?do updates to new Unicode versions.
>
> * Figure out the origins of the localedata/locales/iso14651_t1_* files
> ?and whether it's possible to update them usefully from Unicode data.
>
> ISO 10646 and 14651 are freely available from
> <http://standards.iso.org/ittf/PubliclyAvailableStandards/index.html>.
This looks like a very useful breakdown of tasks.
Please make sure this data should go into the wiki as a project:
http://sourceware.org/glibc/wiki/HomePage#ProjectTODO
Either in generic or a locale specific section.
I have no comment on the patch.
Cheers,
Carlos