Re: Help needed with defadvice

[Alex Kost]

Stefan Monnier (2013-11-23 18:48 +0400) wrote:

>>        (,(or parent 'kill-all-local-variables))   <<<<<<<<<
> [...]
>> Does anyone know why this is there?
>
> Read the Elisp manual's description of what a major mode should do.
> Buffer-local variables are (in their majority) specific a particular
> major mode, hence they are reset when the major mode changes.

Thanks for the explanation.

(info "(elisp) Creating Buffer-Local") tells about that.  Happily there
is still a possibility for a buffer-local variable to survive after
`kill-all-local-variables': setting a `permanent-local' property of that
variable to non-nil.

Perry Smith, I think this can help you.