bug#51523: 29.0.50; gnus-mime-view-part-externally very slow

[Lars Ingebrigtsen]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

> Not sure if it's large or not, it's whatever comes with Debian, AFAIK.
> (length (mailcap-mime-types)) says 1181,
> and (benchmark-run 1 (mapcar #'mailcap-mime-info (mailcap-mime-types))))
> tells me it takes about 4s.

(length (mailcap-mime-types))
=> 1636

I'm assuming my machine isn't...   (/ 4.0 0.02) => 200x faster than
yours, so is there something in the files that's making Emacs freak out?

(benchmark-run 1 (find-auto-coding "/etc/mailcap" 4096))
=> (5.4144e-05 0 0.0)

here.

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