Re: How to get skills in elisp ?

[Francis Moreau <francis.moro@gmail.com>]

On May 25, 7:11 pm, "Drew Adams" <drew.ad...@oracle.com> wrote:
>
> That was probably written to avoid scaring away non-programmers.
>
> It really should say something like "for non-programmers and programmers who are
> not necessarily familiar with Lisp. Really, it's for anyyone interested in Emacs
> Lisp.

Yes definitely.

I started to read it and although some parts could be more straight
forward, it's really usefull for programmers too.

>
> > Is there any way to jump into a function definition (for example by
> > using tags) when asking for help on this function (C-h f) ?
>
> After `C-h f' (or `C-h v' for variables), you should see a link to the defining
> source file near the beginning of the help text. Examples:
>
> eval-defun is an interactive compiled Lisp function in `lisp-mode.el'.
>
> forward-char is an interactive built-in function in `C source code'.
>
> The text `lisp-mode.el' and the text `C source code' are links - click them to
> go to the definitions of functions `eval-defun' and `forward-char'. You will not
> be able to do the latter if you don't have a copy of the C source code (in
> directory `src' under your Emacs installation directory). To see the former, you
> will likewise need a copy of the Lisp source code file, in this case
> `lisp-mode.el'.

Yes I tried that but it didn't work since I did not have elisp source
code. Now I installed it and it works as expected.

Really usefull.

>
> You should always make sure you have a copy of all of the Lisp source code files
> for the libraries that you use. It's an invaluable help to consult the source
> code. If you have only the byte-compiled files (*.elc instead of *.el), then go
> to gnu.org and pick up the source files now.
>

Agreed.