> According to POSIX -regex (7)-, standard character class are:
>
> alnum digit punct
> alpha graph space
> blank lower upper
> cntrl print xdigi
>
> Many of that classes are different in different locales, and currently
> all work as if the localization were C. Many of those tests have
> multibyte issues, however with the patch postgres will work for
> one-byte encondings, which is better than nothing. If someone
> (Tatsuo?) gives some advice I will work in the multibyte version.
I don't think character classes are applicable for most mutibyte
encodings. Maybe only the exeception is Unicode?
> Peter Eisentraut <[EMAIL PROTECTED]> writes:
> >
> > Basically, you manually preprocess the patch to include the
> > USE_LOCALE branch and remove the not USE_LOCALE branch.
>
> Yeah, that should work. You may also remove include/regex/cclass.h
> since it will not be used any more.
But I don't like cclass_init() routine runs every time when reg_comp
called. In my understanding the result of cclass_init() is always
same. What about running cclass_init() in postmaster, not postgres? Or
even better in initdb time?
--
Tatsuo Ishii
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