Re: [Orgmode] macros which expand to other macros

[Carsten Dominik]

Hi Daniel,

I have applied the patch, thanks.  I used the more restrictive version  
without
allowing partial macros.  Seems a bit wired to me.  Or can someone come
up with a compelling use case?

- Carsten

On Sep 2, 2009, at 11:29 PM, Daniel Clemente wrote:

> Hi.
>
>  I want to include a note in several pages, therefore I created a # 
> +MACRO for it. The macro must say „This file is best viewed when you  
> open file {{{input-file}}} in org-mode (Emacs).“, where {{{input- 
> file}}} would be expanded to the name of the file being expanded.
>  Then I noticed that macros can't expand to other macros. This means:
>
> #+MACRO: uno 1
> #+MACRO: one {{{uno}}}
> {{{uno}}} works (1) but {{{one}}} should also be 1, not {{…uno}}}
>
>
>  I attach a patch [1] which adds support for macros which expand to  
> other macros, so the previous examples would work.
>
>  It would of course get locked if you wanted macros like #+MACRO:  
> recu {{{recu}}}, but that's apparently the intended behaviour :-)
>
>  It will even work for macros that create parts of other macros.
>
> #+MACRO: cc1 100001
> #+MACRO: cc2 100002
> #+MACRO: mycc-start {{{cc
> #+MACRO: mycc-end 2}}}
> Yes, it is {{{mycc-start}}}{{{mycc-end}}}.
> And even:
> #+MACRO: mycc {{{mycc-start}}}{{{mycc-end}}}
> {{{mycc}}}.
>
>  (100002 in both cases).
>  If this is too complex, this partial macro writing can be  
> disallowed by changing the (beginning-of-line) to a (goto-char  
> (match-beginning 0)).
>
>
> -- Daniel
>
>
> [1]
>
> diff --git a/lisp/org-exp.el b/lisp/org-exp.el
> index 3e12e6a..3d2fad8 100644
> --- a/lisp/org-exp.el
> +++ b/lisp/org-exp.el
> @@ -2106,7 +2106,7 @@ TYPE must be a string, any of:
>           (if (and val (not (stringp val)))
>               (setq val (format "%s" val))))
>         (and (stringp val)
> -            (replace-match val t t))))))
> +            (prog1 (replace-match val t t) (beginning-of-line)))))))
>
> (defun org-export-apply-macros-in-string (s)
>   "Apply the macros in string S."
>
>
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