1 ## Copyright (C) 2011 Lukas F. Reichlin
3 ## This file is part of LTI Syncope.
5 ## LTI Syncope is free software: you can redistribute it and/or modify
6 ## it under the terms of the GNU General Public License as published by
7 ## the Free Software Foundation, either version 3 of the License, or
8 ## (at your option) any later version.
10 ## LTI Syncope is distributed in the hope that it will be useful,
11 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 ## GNU General Public License for more details.
15 ## You should have received a copy of the GNU General Public License
16 ## along with LTI Syncope. If not, see <http://www.gnu.org/licenses/>.
19 ## check the feedback sign.
21 ## Author: Lukas Reichlin <lukas.reichlin@gmail.com>
22 ## Created: December 2011
25 function negfb = __conred_check_feedback_sign__ (fbsign, key = "feedback")
27 if (! ischar (fbsign))
28 error ("conred: key '%s' requires string value", key);
37 error ("conred: key '%s' has an invalid value", key);