Re: character ranges in regular expressions

[Paolo Bonzini]

On Thu, Sep 23, 2010 at 23:55, Bruno Haible <address@hidden> wrote:
> In regcomp.c and regexec.c the _NL_COLLATE_COLLSEQWC field of the LC_COLLATE
> part of the locale is encoded in this way. In 
> glibc/locale/programs/ld-collate.c
> this field is being constructed from a table called 'collate->wcseqorder'.
> The role of this table is to be used in regular expression matching and
> wildcard matching. The table is derived from (but does not represent the
> entire information from) the LC_COLLATE portion of the locale input file.

Yes, this is what I'm curious about.  Why does the table have the
order A..Za..z for en_US.UTF-8 and aAbB...yYzZ for cs_CZ.UTF-8, even
though strcoll uses the latter in both locales?

Paolo