mirror of
https://git.savannah.gnu.org/git/emacs/org-mode.git
synced 2024-12-27 10:55:04 +00:00
70dd1196d2
Delete trailing whitespaces. Indent all sexps correctly. Sentences end with double spaces.
133 lines
4.3 KiB
EmacsLisp
133 lines
4.3 KiB
EmacsLisp
;;; ob-maxima.el --- org-babel functions for maxima evaluation
|
|
|
|
;; Copyright (C) 2009-2012 Free Software Foundation, Inc.
|
|
|
|
;; Author: Eric S Fraga
|
|
;; Eric Schulte
|
|
;; Keywords: literate programming, reproducible research, maxima
|
|
;; Homepage: http://orgmode.org
|
|
|
|
;; 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 maxima entries.
|
|
;;
|
|
;; This differs from most standard languages in that
|
|
;;
|
|
;; 1) there is no such thing as a "session" in maxima
|
|
;;
|
|
;; 2) we are adding the "cmdline" header argument
|
|
|
|
;;; Code:
|
|
(require 'ob)
|
|
|
|
(defvar org-babel-tangle-lang-exts)
|
|
(add-to-list 'org-babel-tangle-lang-exts '("maxima" . "max"))
|
|
|
|
(defvar org-babel-default-header-args:maxima '())
|
|
|
|
(defcustom org-babel-maxima-command
|
|
(if (boundp 'maxima-command) maxima-command "maxima")
|
|
"Command used to call maxima on the shell."
|
|
:group 'org-babel)
|
|
|
|
(defun org-babel-maxima-expand (body params)
|
|
"Expand a block of Maxima code according to its header arguments."
|
|
(let ((vars (mapcar #'cdr (org-babel-get-header params :var))))
|
|
(mapconcat 'identity
|
|
(list
|
|
;; graphic output
|
|
(let ((graphic-file (org-babel-maxima-graphical-output-file params)))
|
|
(if graphic-file
|
|
(format
|
|
"set_plot_option ([gnuplot_term, png]); set_plot_option ([gnuplot_out_file, %S]);"
|
|
graphic-file)
|
|
""))
|
|
;; variables
|
|
(mapconcat 'org-babel-maxima-var-to-maxima vars "\n")
|
|
;; body
|
|
body
|
|
"gnuplot_close ()$")
|
|
"\n")))
|
|
|
|
(defun org-babel-execute:maxima (body params)
|
|
"Execute a block of Maxima entries with org-babel. This function is
|
|
called by `org-babel-execute-src-block'."
|
|
(message "executing Maxima source code block")
|
|
(let ((result-params (split-string (or (cdr (assoc :results params)) "")))
|
|
(result
|
|
(let* ((cmdline (or (cdr (assoc :cmdline params)) ""))
|
|
(in-file (org-babel-temp-file "maxima-" ".max"))
|
|
(cmd (format "%s --very-quiet -r 'batchload(%S)$' %s"
|
|
org-babel-maxima-command in-file cmdline)))
|
|
(with-temp-file in-file (insert (org-babel-maxima-expand body params)))
|
|
(message cmd)
|
|
((lambda (raw) ;; " | grep -v batch | grep -v 'replaced' | sed '/^$/d' "
|
|
(mapconcat
|
|
#'identity
|
|
(delq nil
|
|
(mapcar (lambda (line)
|
|
(unless (or (string-match "batch" line)
|
|
(string-match "^rat: replaced .*$" line)
|
|
(= 0 (length line)))
|
|
line))
|
|
(split-string raw "[\r\n]"))) "\n"))
|
|
(org-babel-eval cmd "")))))
|
|
(if (org-babel-maxima-graphical-output-file params)
|
|
nil
|
|
(if (or (member "scalar" result-params)
|
|
(member "verbatim" result-params)
|
|
(member "output" result-params))
|
|
result
|
|
(let ((tmp-file (org-babel-temp-file "maxima-res-")))
|
|
(with-temp-file tmp-file (insert result))
|
|
(org-babel-import-elisp-from-file tmp-file))))))
|
|
|
|
|
|
(defun org-babel-prep-session:maxima (session params)
|
|
(error "Maxima does not support sessions"))
|
|
|
|
(defun org-babel-maxima-var-to-maxima (pair)
|
|
"Convert an elisp val into a string of maxima code specifying a var
|
|
of the same value."
|
|
(let ((var (car pair))
|
|
(val (cdr pair)))
|
|
(when (symbolp val)
|
|
(setq val (symbol-name val))
|
|
(when (= (length val) 1)
|
|
(setq val (string-to-char val))))
|
|
(format "%S: %s$" var
|
|
(org-babel-maxima-elisp-to-maxima val))))
|
|
|
|
(defun org-babel-maxima-graphical-output-file (params)
|
|
"Name of file to which maxima should send graphical output."
|
|
(and (member "graphics" (cdr (assq :result-params params)))
|
|
(cdr (assq :file params))))
|
|
|
|
(defun org-babel-maxima-elisp-to-maxima (val)
|
|
"Return a string of maxima code which evaluates to VAL."
|
|
(if (listp val)
|
|
(concat "[" (mapconcat #'org-babel-maxima-elisp-to-maxima val ", ") "]")
|
|
(format "%s" val)))
|
|
|
|
|
|
(provide 'ob-maxima)
|
|
|
|
|
|
|
|
;;; ob-maxima.el ends here
|