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September 7, 2010 15:30
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;;; ob-objc.el --- org-babel functions for Objective-C languages | |
;; Copyright (C) 2010 Free Software Foundation, Inc. | |
;; Author: Kentarou Shimatani | |
;; Keywords: literate programming, reproducible research | |
;; Homepage: http://orgmode.org | |
;; Version: 7.01h | |
;; 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: | |
;; Org-Babel support for evaluating Objective-C code. | |
;; | |
;; very limited implementation: | |
;; - currently only support :results output | |
;; - not much in the way of error feedback | |
;;; Code: | |
(eval-when-compile (require 'cl)) | |
(require 'ob-C) | |
(declare-function org-entry-get "org" | |
(pom property &optional inherit literal-nil)) | |
(add-to-list 'org-babel-tangle-lang-exts '("objc" . "m")) | |
(defvar org-babel-default-header-args:objc '()) | |
(defvar org-babel-objc-compiler "gcc -framework Foundation" | |
"Command used to compile a objective-C source code file into an | |
executable.") | |
(defun org-babel-execute:objc (body params) | |
"Execute a block of objc code with org-babel. This function is | |
called by `org-babel-execute-src-block'." | |
(let ((org-babel-c-variant 'objc)) (org-babel-C-execute body params))) | |
(defun org-babel-expand-body:objc (body params &optional processed-params) | |
"Expand a block of objc code with org-babel according to it's | |
header arguments (calls `org-babel-C-expand')." | |
(let ((org-babel-c-variant 'objc)) (org-babel-C-expand body params processed-params))) | |
(defun org-babel-C-execute (body params) | |
"This function should only be called by `org-babel-execute:C' | |
or `org-babel-execute:c++'." | |
(let* ((processed-params (org-babel-process-params params)) | |
(tmp-src-file (make-temp-file "org-babel-C-src" nil | |
(case org-babel-c-variant | |
(c ".c") | |
(objc ".m") | |
(cpp ".cpp")))) | |
(tmp-bin-file (make-temp-file "org-babel-C-bin")) | |
(tmp-out-file (make-temp-file "org-babel-C-out")) | |
(cmdline (cdr (assoc :cmdline params))) | |
(flags (cdr (assoc :flags params))) | |
(full-body (org-babel-C-expand body params)) | |
(compile | |
(progn | |
(with-temp-file tmp-src-file (insert full-body)) | |
(org-babel-eval | |
(format "%s -o %s %s %s" | |
(case org-babel-c-variant | |
(c org-babel-C-compiler) | |
(objc org-babel-objc-compiler) | |
(cpp org-babel-c++-compiler)) | |
tmp-bin-file | |
(mapconcat 'identity | |
(if (listp flags) flags (list flags)) " ") | |
tmp-src-file) "")))) | |
((lambda (results) | |
(org-babel-reassemble-table | |
(if (member "vector" (nth 2 processed-params)) | |
(let ((tmp-file (make-temp-file "ob-c"))) | |
(with-temp-file tmp-file (insert results)) | |
(org-babel-import-elisp-from-file tmp-file)) | |
(org-babel-read results)) | |
(org-babel-pick-name | |
(nth 4 processed-params) (cdr (assoc :colnames params))) | |
(org-babel-pick-name | |
(nth 5 processed-params) (cdr (assoc :rownames params))))) | |
(org-babel-trim | |
(org-babel-eval | |
(concat tmp-bin-file (if cmdline (concat " " cmdline) "")) ""))))) | |
(defun org-babel-C-expand (body params &optional processed-params) | |
"Expand a block of C or C++ or Objective-Ccode with org-babel according to | |
it's header arguments." | |
(let ((vars (nth 1 (or processed-params | |
(org-babel-process-params params)))) | |
(main-p (not (string= (cdr (assoc :main params)) "no"))) | |
(includes (or (cdr (assoc :includes params)) | |
(org-babel-read (org-entry-get nil "includes" t)))) | |
(imports (or (cdr (assoc :imports params)) | |
(org-babel-read (org-entry-get nil "imports" t)))) | |
(defines (org-babel-read | |
(or (cdr (assoc :defines params)) | |
(org-babel-read (org-entry-get nil "defines" t)))))) | |
(org-babel-trim | |
(mapconcat 'identity | |
(list | |
;; includes | |
(mapconcat | |
(lambda (inc) (format "#include %s" inc)) | |
(if (listp includes) includes (list includes)) "\n") | |
;; imports | |
(mapconcat | |
(lambda (inc) (format "#import %s" inc)) | |
(if (listp imports) imports (split-string imports)) "\n") | |
;; defines | |
(mapconcat | |
(lambda (inc) (format "#define %s" inc)) | |
(if (listp defines) defines (list defines)) "\n") | |
;; variables | |
(mapconcat 'org-babel-C-var-to-C vars "\n") | |
;; body | |
(if main-p | |
(org-babel-C-ensure-main-wrap body) | |
body) "\n") "\n")))) | |
(provide 'ob-objc) | |
;; arch-tag: 8f49e462-54e3-417b-9a8d-423864893b37 | |
;;; ob-C.el ends here |
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