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Re: Format-alist vs. minor mode

From: Stefan Monnier
Subject: Re: Format-alist vs. minor mode
Date: Sun, 03 Aug 2008 13:47:16 -0400
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux)

> I'm trying to switch on a minor mode via the format-alist feature, like
> so:

>   (add-to-list 'format-alist
>                (list "ZEIT-k4c"
>                      "ZEIT k4 cooked XML"
>                      "^<\\?xml[^>]*>[^<]*<article>"
>                      'am-parse-region
>                      'am-unparse-region
>                      t
>                      'am-mode)
>                nil
>                (lambda (x y) (equal (car x) (car y))))

> It works at first, when the regexp is recognized the mode function is
> called... but then "fundamental-mode" sets in, kills all local variables
> and reverts the minor mode settings.

> What am I doing wrong? Do only major modes work with format-alist?

If the minor mode depends on the file/buffer's contents, then it should
survive a change in major-mode, right?  So you might want to make your
minor mode permanent-local.


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