Bug#214107: locales: en_US.UTF-8 treats [ as a space char

[GOTO Masanori <gotom@debian.or.jp>]

At Mon, 3 Nov 2003 17:24:12 +0000,
Colin Watson wrote:
> On Tue, Nov 04, 2003 at 12:52:09AM +0900, GOTO Masanori wrote:
> > With 2.3.2.ds1-9,
> > 
> > 	$ echo '[' | LANG=C egrep '[[:space:]]+$'
> > 	$ echo '[' | LANG=C egrep '^[^[:space:]]+$'
> > 	[
> > 
> > Why don't you use [[:space:]] instead of ^[^[, or am I missing?
> 
> '^[^[:space:]]+$' breaks down to:
> 
>   ^                start of line
>   [^[:space:]]+    one or more non-whitespace characters
>   $                end of line
> 
> '[^[:space:]]' is the opposite of '[[:space:]]'.

Ah!  Thanks, Colin.
It seems UTF-8 regex is broken.

Regards,
-- gotom