HCoop / bpt / emacs.git / blame
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1 | ;;; ob-emacs-lisp.el --- org-babel functions for emacs-lisp code evaluation |
| 2 | ||
| 73b0cd50 | 3 | ;; Copyright (C) 2009-2011 Free Software Foundation, Inc |
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4 | |
| 5 | ;; Author: Eric Schulte | |
| 6 | ;; Keywords: literate programming, reproducible research | |
| 7 | ;; Homepage: http://orgmode.org | |
| acedf35c | 8 | ;; Version: 7.4 |
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9 | |
| 10 | ;; This file is part of GNU Emacs. | |
| 11 | ||
| 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify | |
| 13 | ;; it under the terms of the GNU General Public License as published by | |
| 14 | ;; the Free Software Foundation, either version 3 of the License, or | |
| 15 | ;; (at your option) any later version. | |
| 16 | ||
| 17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
| 18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | ;; GNU General Public License for more details. | |
| 21 | ||
| 22 | ;; You should have received a copy of the GNU General Public License | |
| 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. | |
| 24 | ||
| 25 | ;;; Commentary: | |
| 26 | ||
| 27 | ;; Org-Babel support for evaluating emacs-lisp code | |
| 28 | ||
| 29 | ;;; Code: | |
| 30 | (require 'ob) | |
| eeb4145e | 31 | (eval-when-compile (require 'ob-comint)) |
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32 | |
| 33 | (defvar org-babel-default-header-args:emacs-lisp | |
| 34 | '((:hlines . "yes") (:colnames . "no")) | |
| 35 | "Default arguments for evaluating an emacs-lisp source block.") | |
| 36 | ||
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37 | (declare-function orgtbl-to-generic "org-table" (table params)) |
| 38 | ||
| afe98dfa | 39 | (defun org-babel-expand-body:emacs-lisp (body params) |
| 86fbb8ca | 40 | "Expand BODY according to PARAMS, return the expanded body." |
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41 | (let* ((vars (mapcar #'cdr (org-babel-get-header params :var))) |
| 42 | (result-params (cdr (assoc :result-params params))) | |
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43 | (print-level nil) (print-length nil) |
| 44 | (body (if (> (length vars) 0) | |
| 45 | (concat "(let (" | |
| 46 | (mapconcat | |
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47 | (lambda (var) |
| 48 | (format "%S" (print `(,(car var) ',(cdr var))))) | |
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49 | vars "\n ") |
| 50 | ")\n" body ")") | |
| 51 | body))) | |
| 52 | (if (or (member "code" result-params) | |
| 53 | (member "pp" result-params)) | |
| 54 | (concat "(pp " body ")") body))) | |
| 55 | ||
| 56 | (defun org-babel-execute:emacs-lisp (body params) | |
| 57 | "Execute a block of emacs-lisp code with Babel." | |
| 58 | (save-window-excursion | |
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59 | (org-babel-reassemble-table |
| 60 | (eval (read (format "(progn %s)" | |
| 61 | (org-babel-expand-body:emacs-lisp body params)))) | |
| 62 | (org-babel-pick-name (cdr (assoc :colname-names params)) | |
| 63 | (cdr (assoc :colnames params))) | |
| 64 | (org-babel-pick-name (cdr (assoc :rowname-names params)) | |
| 65 | (cdr (assoc :rownames params)))))) | |
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66 | |
| 67 | (provide 'ob-emacs-lisp) | |
| 68 | ||
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69 | |
| 70 | ;;; ob-emacs-lisp.el ends here |