bug#39596: 26.3; Export INSIDE_EMACS with Eshell

[Andreas Schwab]

On Feb 19 2020, Federico Tedin wrote:

> Pierre Neidhardt <mail@ambrevar.xyz> writes:
>
>> Thanks for looking at this, Federico!
>>
>> Your patch looks good to me, just one comment below:
>>
>>> --- a/lisp/eshell/em-dirs.el
>>> +++ b/lisp/eshell/em-dirs.el
>>> @@ -191,6 +191,9 @@ eshell-dirs-initialize
>>>                     (unless (ring-empty-p eshell-last-dir-ring)
>>>                       (expand-file-name
>>>                        (ring-ref eshell-last-dir-ring 0))))
>>> +            t)
>>> +           ("INSIDE_EMACS" ,(lambda (_indices)
>>> +                              (format "%s,eshell" emacs-version))
>>>              t))))
>>
>> Why did you unquote the lambda here?
>
> I need to unquote the lambda to get its value, right?

Unquoting allows it to be byte-compiled.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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