Multifile hook that can be used to extend the set of character codes
that is recognised as likely text. By default, is_text_code/1
fails everywhere and internally, only non-control ASCII characters
(32-126) and the the control codes (9,10,13) are accepted.
To be done
we might be able to use the current locale to include the appropriate
code page. (Does that really make sense?)
Tag confusing pages with doc-needs-help|Tags are associated to your profile if you are logged in