Re: Please document the caching and its user options

[Björn Bidar]

Eli Zaretskii <eliz@gnu.org> writes:

>> Eli Zaretskii <eliz@gnu.org> writes:
>> 
>> >> I was referring to some kind of global option that defines cache
>> >> directory, data directory, etc. Something akin XDG.
>> >
>> > We already have xdg-cache-home (and a few others in xdg.el).  Is that
>> > what you meant?
>> 
>> Yes, except that `xdg-cache-home' is limited:
>> 
>> 1. It cannot be customized by users
>
> Of course it can: just make the default value of a defcustom be
> derived by xdg-cache-home, and users can then customize the option to
> a different value if they want.

That and it can be overridden just like any XDG Directory variable using
environment variables.