Re: add sender without mail if mail is in some ignored-list?

[Kevin Brubeck Unhammer]

Eric Abrahamsen <address@hidden> čálii:

> Kevin Brubeck Unhammer <address@hidden> writes:
>
>> Pieter van Oostrum <address@hidden> čálii:
>>
>>> And, by the way, you shouldn't use the value of a defun, because its
>> value is undefined.
>>
>> That was new to me; my init is full of (setq foo (defun …)) and I've
>> never had any problems with that. E.g. I now have:
>>
>>     bbdb-ignore-redundant-mails is a variable defined in ‘bbdb.el’.
>>     Its value is ‘my-bbdb-ignore-redundant-mails’
>>
>> Getting a bit off-topic, but are there docs somewhere on what can go
>> wrong with (setq foo (defun …))?
>
> I doubt there are docs on it, because I doubt it's occurred to anyone
> else to try that :)
>
> The docstring of `defun' says its return value is undefined, which is
> just computer manual speak for "don't do that". It's possible it works
> by accident, but it could just as possibly stop working. It's safest to
> use `defun' at toplevel, and then refer to it as
> #'my-bbdb-ignore-redundant-mails in `setq' forms.

Thanks! I didn't know this was undefined behaviour.

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