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Re: [perl #134262] Missing XSUB functions for UTF-8 char* buffers

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From:
Karl Williamson
Date:
July 6, 2019 15:56
Subject:
Re: [perl #134262] Missing XSUB functions for UTF-8 char* buffers
Message ID:
5bff5570-3ee2-2b00-2150-6412e15f19de@khwilliamson.com
On 7/4/19 7:00 AM, James E Keenan via RT wrote:
> On Thu, 04 Jul 2019 11:02:41 GMT, pali@cpan.org wrote:
>> Hi! Currently there are (for x86) XSUB functions/macros which take only
>> Latin1 buffer. E.g. XST_mPV(), XSRETURN_PV(), POPpbytex, PUSHp(),
>> XPUSHs(), etc...
>>
>> Could it be possible to add also UTF8 functions/macros variants?
>> E.g. XST_mPVutf8, XSRETURN_PVUTF8, POPputf8x, PUSHputf8, ...
>>
>> It would simply working with UTF-8 char* strings as currently the only
>> way is to use XSRETURN_SV / POPs / PUSHs macros and construct SV* from
>> UTF-8 manually via newSVpvn_utf8().
>>
>> And UTF-8 char* strings are needed to deal with UNICODE Perl strings
>> correctly, as Latin1 char* strings can store only U+00 .. U+FF UNICODE
>> codepoints.
> 
> Karl, would this be related to https://rt.perl.org/Ticket/Display.html?id=134142 ?
> 

No.

pali, do you have patches?

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