Re: . and .. are included where they were excluded before

[pepa65]

On 27/01/2021 14.49, kfm@plushkava.net wrote:
> That's why your .? glob doesn't match the .. pathname. Normally,
> GLOBIGNORE isn't set.

After unsetting GLOBIGNORE:

$ declare -p GLOBIGNORE
declare -x GLOBIGNORE=""
$ shopt -u extglob
$ echo @(?|.?)
-bash: syntax error near unexpected token `('
$ shopt -s extglob
$ echo @(?|.?)
. ..

At any rate, the following command may help you to track
> down where it's coming from.
> 
> $ PS4='+$BASH_SOURCE:$LINENO: ' bash -ixlc '' |& less

It turned out this was erroneously set in a profile...

Thanks,
Peter