Re: [bug-gawk] Does gawk character classes follow this?

[Eli Zaretskii]

> From: Peng Yu <address@hidden>
> Date: Thu, 14 Feb 2019 05:27:26 -0600
> Cc: address@hidden
> 
> I don't think the gawk manual is clear.
> 
> https://www.gnu.org/software/gawk/manual/html_node/Bracket-Expressions.html#Bracket-Expressions
> 
> Why not include the definition in the format similar to the following
> to make it unambiguous?
> 
> [:alnum:]     [a-zA-Z0-9]
> [:alpha:]     [a-zA-Z]
> [:ascii:]     [\x00-\x7F]
> [:cntrl:]  [\x00-\x1F\x7F]

Doesn't the meaning of these character classes depend on the
implementation of the regex library with which Gawk was linked?