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-rw-r--r--ob-spice.el104
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-;;; ob-spice.el --- Babel Functions for spice
-;;; -*- coding: utf-8 -*-
-
-;; License: GPL v3, or any later version
-;;
-;; This file 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, or (at your option)
-;; any later version.
-;;
-;; This file 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 this program. If not, see <http://www.gnu.org/licenses/>.
-
-;;; Commentary:
-
-;; Org-Babel support for evaluating spice.
-
-;;; Requirements:
-
-;; - ngspice :: http://ngspice.sourceforge.net/
-
-;;; Code:
-
-(require 'ob)
-
-;; (lambda (text) (setq body (concat text "\n" body)))
-(defun org-babel-spice-vector-search (body vars)
- "Replace first instance in BODY for all VARS."
- (mapc (lambda (pair)
- (if (string-match (format
- "\\$%s\\[\\([0-9]\\)\\]"
- (car pair))
- body)
- (let ((replacement (nth
- (string-to-number (match-string 1 body))
- (cadr pair))))
- (setq body(format "%s%s%s"
- (substring body 0 (match-beginning
- 0))
- replacement
- (substring body (match-end 0)))))))
- vars)
- body
- )
-
-(defun org-babel-expand-body:spice (body params)
- "Expand BODY according to PARAMS, return the expanded body."
- (let ((vars (org-babel--get-vars params))
- (prologue (cdr (assq :prologue params)))
- (epilogue (cdr (assq :epilogue params)))
- (file (cdr (assq :file params)))
- (old-body ""))
- ;; replace vector variables preceded by '$' and followed by the
- ;; index in square brackets starting at 0. Matches without
- ;; preceding or succeeding spaces.
- (while (not (string= old-body body))
- (setq old-body body)
- (setq body (org-babel-spice-vector-search body vars))
- )
- ;; replace any variable names preceded by '$' with the actual
- ;; value of the variable. Matches only with succeeding space or
- ;; end of line to prevent namespace limitations.
- (mapc (lambda (pair)
- (setq body (replace-regexp-in-string
- (format "\\$%s\\( \\)\\|\\$%s$" (car pair)
- (car pair))
- (format "%s\1" (cdr pair))
- body)))
- vars)
- ;; TODO :file stuff ....
-
- (when prologue (setq body (concat prologue "\n" body)))
- (when epilogue (setq body (concat body "\n" epilogue)))
- body))
-
-(defun org-babel-execute:spice (body params)
- "Execute a block of Spice code with Babel.
-This function is called by `org-babel-execute-src-block'."
- (let ((body (org-babel-expand-body:spice body params))
- (gnuplot (cdr (assq :gnuplot params))))
-
- ;; TODO deal with temporary files
-
- (org-babel-eval "ngspice -b " body)
-
-
- ;; TODO read outputs from files
-
- ;; TODO gnuplot options
- (if (string= "yes" gnuplot)
- nil ;return content(!) of gnuplot.plt for :post processing or
- ;nowebbing spice into gnuplot
- nil ;return normal spice output
- )
- ))
-
-
-(provide 'ob-spice)
-;;; ob-spice.el ends here