Sebastian Rose <sebastian_r...@gmx.de> writes: > "Eric Schulte" <schulte.e...@gmail.com> writes:
>> >> Yes, currently the best way to get a feel for how to add languages would >> be to start with an existing language file (I'd suggest >> org-babel-python.el or org-babel-ruby.el, or for simpler less >> comprehensive language support look at org-babel-ditaa or >> org-babel-haskell) and make changes from there. I agree that a brief >> tutorial for adding language support would be helpful. > > > A skeleton maybe? > And just a few comments describing the I/O of the basic functions > (and/or the global vars/containers that take the results). > > Good idea, I'm attaching an org-babel-template.el file which tries to be just that. I'd be interested to hear how it works for you, or if you want to make any changes. Once there is a good version maybe it would be a good thing to either add to the babel/lisp/langs directory, or at least to post on Worg.
org-babel-template.el
Description: application/emacs-lisp
>> There are two key language specific features which keep us from treating >> all interpreted languages identically. >> 1) Org-babel collects the last value of a source-code block to be >> returned (see [1]) and this value needs to be collected and >> potentially converted into elisp in a language specific manner >> 2) Org-babel has support for evaluation in a session allowing >> persistence of state between different blocks which use the same >> session. I now notice that the :session header argument is not >> currently documented on the Worg page. I'll try to add this >> documentation soon. The sessions are handled through Emacs comint >> buffers which are very language specific. > > > Ahhh, I now comprehend. You're library makes all kinds of source blocks > work together as a whole. Great! I now understand your intention! Make > that old joke become true: "Emacs is a great OS, it's just missing a > good editor" :-D > ..... Nachtigall ick hör dir trappsen ... > :) heh, I hadn't thought of it that way, but yea, the idea is to allow different languages to interact all using emacs-lisp as the lower-common-denominator. Best -- Eric
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