[AUCTeX-devel] Re: the voodoo of TeX-command-pos, TeX-command-text, %`, %', etc.

[Joe Wells]

Is there any possibility of getting some help on this?  Or is it just
too complicated to explain?

Joe

Joe Wells <address@hidden> writes:

> Can someone please explain to me the voodoo behind the use in the
> function TeX-command-expand and the value of the variable
> TeX-expand-list of the variables TeX-command-pos, TeX-command-text,
> file, and pos, and the expansion directives “%`”, “%'”, “"”, “ \"” (as
> well as how they interact with %s, %t, %d, %f, and %o)?
>
> The information I have been able to find so far includes the e-mail
> message at
> <URL:http://www.mail-archive.com/address@hidden/msg03636.html>
> and its two replies, the ChangeLog and preview/ChangeLog entries of
> 2006-10-10, the definitions of TeX-command-expand and TeX-expand-list,
> and the example uses in TeX-command-list and preview-LaTeX-command.
>
> So I know that this has something to do with handling file names with
> spaces in them.  But even with that knowledge, and even after tracing
> the execution of TeX-command-expand with edebug, I still find the way
> this feature works mystifying.  The use of the variable “pos” is
> mostly straightforward, but how it is supposed to interact with this
> feature is a bit confusing.
>
> I would like to understand the correct rules of how to use this
> feature in order to program the correct expansion strings for use of
> the latest version of latexmk with AUCTeX.
>
> Any help will be greatly appreciated.
>
> -- 
> Thanks,
>
> Joe