Rainer M Krug <r.m.krug@gmail.com> writes:

> On Tue, Jul 5, 2011 at 6:43 AM, Avdi Grimm <groups@inbox.avdi.org> wrote:
>
>> I'm trying to produce two slightly different PDF versions from the
>> same document.
>>
>> I want to be able to conditionally include a few LaTeX_HEADER lines
>> when I publish an Org file. I need to do it in a way I can control
>> from the command line when I run the export in batch mode. So I need
>> to either enable the lines with some eval-ed lisp on the emacs command
>> line, or with an environment variable.
>>
>> Thoughts on the best way to go about this?
>>
>
> If you are doing it from batch mode, one non-org approach would be to have
> the conditional headers in two different files (say header1.tex,
> header2.tex) and depending which ones you wantt, you could copy them into a
> file header.tex, which is then when exporting included in the document.
>
> Non-org, but very flexible.

or, if you want to do this from org, turn this around and have two main
org files, both of which #+include the one with all the common text?
then export the main file you want...

--
: Eric S Fraga (GnuPG: 0xC89193D8FFFCF67D) in Emacs 24.0.50.1
: using Org-mode version 7.5 (release_7.5.574.g5a503)