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bug#39596: 26.3; Export INSIDE_EMACS with Eshell


From: Federico Tedin
Subject: bug#39596: 26.3; Export INSIDE_EMACS with Eshell
Date: Wed, 19 Feb 2020 22:16:05 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux)

Andreas Schwab <address@hidden> writes:

> On Feb 19 2020, Federico Tedin wrote:
>
>> Pierre Neidhardt <address@hidden> 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.

Wasn't aware of that, thanks.





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