Re: [rfc] unicode escapes for extended strings

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От Marko Kreen
Тема Re: [rfc] unicode escapes for extended strings
Дата
Msg-id e51f66da0904170907v51cfb917r95be803276e16bba@mail.gmail.com
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Ответ на Re: [rfc] unicode escapes for extended strings  (Marko Kreen <markokr@gmail.com>)
Ответы Re: [rfc] unicode escapes for extended strings  (Martijn van Oosterhout <kleptog@svana.org>)
Re: [rfc] unicode escapes for extended strings  (Andrew Dunstan <andrew@dunslane.net>)
Список pgsql-hackers
On 4/16/09, Marko Kreen <markokr@gmail.com> wrote:
> It's up to UTF8 validator whether to consider non-characters as error.

I checked, and it did not work well, as addunicode() did not set
the saw_high_bit variable.when outputting UTF8.  Attached patch fixes it.

Currently is would be NOP as pg_verifymbstr() only checks for invalid UTF8,
and addunicode cannot output it, but in the future we may want to reject
some codes, so now it can.

Btw, is there any good reason why we don't reject \000, \x00
in text strings?

Currently I made addunicode() do it, because it seems sensible.

--
marko

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