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Re: Tell xref to find definitions in Emacs' source code?


From: Eric Abrahamsen
Subject: Re: Tell xref to find definitions in Emacs' source code?
Date: Tue, 14 Nov 2017 11:42:41 -0800
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Narendra Joshi <narendraj9@gmail.com> writes:

> Eric Abrahamsen <eric@ericabrahamsen.net> writes:
>
>> Dmitry Gutov <dgutov@yandex.ru> writes:
>>
>>> On 10/31/17 9:31 PM, Eric Abrahamsen wrote:
>>>
>>>> Has anyone convinced xref to look up elisp definitions in a local git
>>>> clone of the Emacs source code, instead of the installed files? I'm
>>>> looking at building a tags table in the source directory, and then
>>>> adding a function to `elisp-xref-find-def-functions' that would try to
>>>> use the tags table to find a symbol in my git clone.
>>>>
>>>> Does anyone have anything like this on hand?
>>>
>>> The easiest way to do that is to build that clone and run Emacs from it.
>>>
>>> Like ./src/emacs.
>>>
>>> The alternative is to add xref-etags-mode to emacs-lisp-mode, and M-x 
>>> visit-tags-table. Then you'll just use etags.
>>>
>>> Not sure if elisp-xref-find-def-functions can provide a
>>> straightforward alternative.
>>
>> Okay, thanks for the tips. I'll probably just do it the easy way and run
>> Emacs from the source directory.
> Or you can create a symbolic link (say ~/.local/bin/emacs) that points
> to $EMACS_SOURCE_DIR/src/emacs. That's how I have been using it. 

Okay, good suggestion!




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