text: /*
   *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
   *  Copyright (C) 2007-2008 - INRIA - Bruno JOFRET
   *
   *  This file must be used under the terms of the CeCILL.
   *  This source file is licensed as described in the file COPYING, which
   *  you should have received as part of this distribution.  The terms
   *  are also available at
   *  http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
   *
   */
  
  #include "sign.h"
  
  double dsigns(double num) {
    if (num > 0) {
      return 1.0;
    }
    if (num < 0) {
      return -1.0;
    }
    /* num == 0 */
    return 0.0;
  }
  