bug#49033: 28.0.50; [PATCH] Feature suggestion, url-cache-expiry-alist to override expire time for cache pruning

[Lars Ingebrigtsen]

Alex Bochannek <alex@bochannek.com> writes:

> I tend to find it difficult to reason about functionality if constants
> like this are in the code and not in variables. It may be unlikely that
> many people will want to customize it, but I'd rather expose this as a
> configuration variable than hide a static value in the code.

Adding user options to control things nobody has asked about isn't
helpful.

> Support URL-specific cache expiration
>
>       * test/lisp/url/url-cache-tests.el: Test URL-to-filename and
>       filename-to-URL mappings used by URL caching.
>
>       * lisp/url/url-cache.el (url-cache-expiry-alist)
>       (url-cache-create-url-from-file, url-cache-expired)
>       (url-cache-prune-cache): Expire cache entries based on regular
>       expressions matching URLs defined in new customizable variable
>       url-cache-expire-alist.
>
>       * doc/misc/url.texi (Disk Caching): Mention
>       url-cache-expiry-alist variable.

Looks good to me.  What's the use case for this, though?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no