Emacs load path (was: Re: Multiple versions)

[Dmitry Bogatov <KAction@gnu.org>]

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* Alex Kost <alezost@gmail.com> [2015-12-27 17:11:20+0300]
> Dmitry Bogatov (2015-12-27 02:02 +0300) wrote:
> 
> >   * By default, ~/.guix-profile/share/emacs/site-lisp/guix.d is not in
> >     load-path. `emacs-no-x` exports no variables. So, if I install
> >     some emacs library, like `emacs-f`, evaluating (require 'f) in emacs
> >     fails. It is... unexpected. Is it intended behaviour?
> 
> Yes, Federico Beffa (the author of emacs-build-system) explained it here:
> <http://lists.gnu.org/archive/html/guix-devel/2015-06/msg00398.html>
> 
> You either have to add guix.d directory manually or you can configure
> emacs interface that comes with Guix, which means (require 'guix-init)
> more or less.  See (info "(guix) Emacs Initial Setup") for details.

Read this email. It explain existance of guix.d subdirectory, but why
can't we force emacs to execute following pseudo-code at start:

(for dir in "${HOME}.guix-profile/share/emacs/site-lisp/guix.d"
  (push dir load-path))

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