ob-csharp.el: Org-babel functions for C# evaluation

* contrib/lisp/ob-csharp.el: Add org-babel functions for C# evaluation.
(org-babel-csharp-command): Name of the C# command (mono)
(org-babel-csharp-compiler): Name of the C# compiler (mcs)
(org-babelexecute:csharp): Execute C# code.
(org-babel-prep-session:csharp): Throw error (sessions are not supported).

contrib/lisp/ob-csharp.el

@@ -0,0 +1,83 @@
+;;; ob-csharp.el --- org-babel functions for csharp evaluation
+
+;; Copyright (C) 2011-2015 Free Software Foundation, Inc.
+
+;; Author: thomas "at" friendlyvillagers.com based on ob-java.el by Eric Schulte
+;; Keywords: literate programming, reproducible research
+;; Homepage: http://orgmode.org
+
+;; This file is not 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:
+
+;; Currently this only supports the external compilation and execution
+;; of csharp code blocks (i.e., no session support).
+
+;;; Code:
+(require 'ob)
+
+(defvar org-babel-tangle-lang-exts)
+(add-to-list 'org-babel-tangle-lang-exts '("csharp" . "cs"))
+
+(defcustom org-babel-csharp-command "mono"
+  "Name of the csharp command.
+May be either a command in the path, like mono
+or an absolute path name, like /usr/local/bin/mono
+parameters may be used, like mono -verbose"
+  :group 'org-babel
+  :version "24.3"
+  :type 'string)
+
+(defcustom org-babel-csharp-compiler "mcs"
+  "Name of the csharp compiler.
+May be either a command in the path, like mcs
+or an absolute path name, like /usr/local/bin/mcs
+parameters may be used, like mcs -warnaserror+"
+  :group 'org-babel
+  :version "24.3"
+  :type 'string) 
+
+(defun org-babel-execute:csharp (body params)
+  (let* ((full-body (org-babel-expand-body:generic body params))
+	 (cmpflag (or (cdr (assoc :cmpflag params)) ""))
+	 (cmdline (or (cdr (assoc :cmdline params)) ""))
+	 (src-file (org-babel-temp-file "csharp-src-" ".cs"))
+	 (exe-file (concat (file-name-sans-extension src-file)  ".exe"))
+	 (compile 
+	  (progn (with-temp-file  src-file (insert full-body))
+		 (org-babel-eval 
+		  (concat org-babel-csharp-compiler " " cmpflag " "  src-file) ""))))
+    (let ((results (org-babel-eval (concat org-babel-csharp-command " " cmdline " " exe-file) "")))
+      (org-babel-reassemble-table
+       (org-babel-result-cond (cdr (assoc :result-params params))
+	 (org-babel-read results)
+         (let ((tmp-file (org-babel-temp-file "c-")))
+           (with-temp-file tmp-file (insert results))
+           (org-babel-import-elisp-from-file tmp-file)))
+       (org-babel-pick-name
+        (cdr (assoc :colname-names params)) (cdr (assoc :colnames params)))
+       (org-babel-pick-name
+        (cdr (assoc :rowname-names params)) (cdr (assoc :rownames params)))))))
+
+(defun org-babel-prep-session:csharp (session params)
+  "Return an error because csharp does not support sessions."
+  (error "Sessions are not supported for CSharp"))
+
+(provide 'ob-csharp)
+
+
+
+;;; ob-csharp.el ends here