Subject: bug#13460: Issue to change dictionary when using hunspell on emacs

From: Glenn Morris <[email-masked]>
Date: Thu, 17 Jan 2013 01:37:30 -0500

Eli Zaretskii wrote:

>> From: Glenn Morris <[email-masked]>
>> Cc: Jochen Schmitt <[email-masked]>,  [email-masked]
>> Date: Wed, 16 Jan 2013 18:23:23 -0500
>> 
>> Eli Zaretskii wrote:
>> 
>> > You need to install the English dictionary for Hunspell.  I suspect
>> > that its name will be en_US (or maybe en_GB), not "english".
>> 
>> M-x ispell-change-dictionary doesn't accept "en_US" as input.
>> It wants something like "english" (coming from
>> ispell-dictionary-base-alist), which as you say is wrong.
>
> Then one needs to customize ispell-local-dictionary-alist to include
> the setting for en_US.  Here's what I have there:
>
>      '("en_US"
> 	"[[:alpha:]]"
> 	"[^[:alpha:]]"
> 	"[']" nil ("-r") nil utf-8)
>
> The OP may wish to omit the -r switch, it's not a necessity.
>
> Also, be sure to look at en_US.aff and match the character set it
> mentions there with the "utf-8" part above.

IMO it should work out of the box.
Ie ispell-set-spellchecker-params should handle hunspell as it currently
does aspell, which has its own ispell-find-aspell-dictionaries func.