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+;;; ob-org.el --- org-babel functions for org code block evaluation
+
+;; Copyright (C) 2010 Free Software Foundation, Inc.
+
+;; Author: Eric Schulte
+;; Keywords: literate programming, reproducible research
+;; Homepage: http://orgmode.org
+;; Version: 7.4
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This is the simplest of code blocks, where upon evaluation the
+;; contents of the code block are returned in a raw result.
+
+;;; Code:
+(require 'ob)
+
+(declare-function org-export-string "org-exp" (string fmt &optional dir))
+
+(defvar org-babel-default-header-args:org
+ '((:results . "raw silent") (:exports . "results"))
+ "Default arguments for evaluating a org source block.")
+
+(defvar org-babel-org-default-header
+ "#+TITLE: default empty header\n"
+ "Default header inserted during export of org blocks.")
+
+(defun org-babel-execute:org (body params)
+ "Execute a block of Org code with.
+This function is called by `org-babel-execute-src-block'."
+ (let ((result-params (split-string (or (cdr (assoc :results params)) "")))
+ (body (replace-regexp-in-string "^," "" body)))
+ (cond
+ ((member "latex" result-params) (org-export-string body "latex"))
+ ((member "html" result-params) (org-export-string body "html"))
+ ((member "ascii" result-params) (org-export-string body "ascii"))
+ (t body))))
+
+(defun org-babel-prep-session:org (session params)
+ "Return an error because org does not support sessions."
+ (error "Org does not support sessions"))
+
+(provide 'ob-org)
+
+;; arch-tag: 130af5fe-cc56-46bd-9508-fa0ebd94cb1f
+
+;;; ob-org.el ends here