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

[Colin Watson <cjwatson@debian.org>]

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:]]'.

Cheers,

-- 
Colin Watson                                  [cjwatson@flatline.org.uk]