From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sebastian Rose <sebastian_rose@gmx.de>
Subject: Re: bug: babel: Export of temporary buffers fails
Date: Sat, 02 Oct 2010 21:38:45 +0200
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In-Reply-To: <87mxqwik7z.fsf@gmail.com> (Eric Schulte's message of "Sat, 02
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To: Eric Schulte <schulte.eric@gmail.com>
Cc: emacs-orgmode <emacs-orgmode@gnu.org>

"Eric Schulte" <schulte.eric@gmail.com> writes:
> Hi Puneeth,
>
> I believe that export is only allowed from buffers visiting files, when
> I tried to reproduce your problem exporting from a buffer without a file
> name I get the following error message
>
>   (error "Need a file name to be able to export")
>
> which is thrown by org-latex, org-docbook, or org-html on attempted
> export.
>
> Unless I'm missing something, it is not a problem that Babel expects
> org-current-export-file to have a value.
>
> Best -- Eric
>
> Puneeth <punchagan@gmail.com> writes:
>
>> Hello,
>>
>> Export of temporary buffers with babel src blocks fails.
>>
>> Line 118 of ob-exp.el has
>>
>> (set-buffer (get-file-buffer org-current-export-file))
>>
>> But the value of org-current-exp-file is nil for a temporary buffer.
>>
>> The following commit brought in that change.
>>
>> commit efdf78172d9f7c0070c781d136a9b49a2a56fcc4
>> Author: Eric Schulte <schulte.eric@gmail.com>
>> Date:   Sat Sep 18 19:01:49 2010 -0600
>>
>>     ob-exp: resolving code block parameters in the original file on export
>>
>>     * lisp/ob-exp.el (org-babel-exp-src-blocks): now switching back to the
>>       original file before resolving code block parameters to ensure
>>       headline and buffer wide parameters are taken into consideration
>>       when only a narrowed portion of the file is exported


Usually an Org file NAME.org is exported to NAME.html, NAME.txt and so
forth.


You can still export to a temporary buffer (`A' instead of `a', `H'
instead of `h') ...


HTH


   Sebastian