lang.h

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/*****************************************************************************/
/*!
 * \file lang.h
 * \brief Definition of input and output languages to CVCL
 * 
 * Author: Mehul Trivedi
 * 
 * Created: Thu Jul 29 11:56:34 2004
 *
 * <hr>
 * Copyright (C) 2004 by the Board of Trustees of Leland Stanford
 * Junior University and by New York University. 
 *
 * License to use, copy, modify, sell and/or distribute this software
 * and its documentation for any purpose is hereby granted without
 * royalty, subject to the terms and conditions defined in the \ref
 * LICENSE file provided with this distribution.  In particular:
 *
 * - The above copyright notice and this permission notice must appear
 * in all copies of the software and related documentation.
 *
 * - THE SOFTWARE IS PROVIDED "AS-IS", WITHOUT ANY WARRANTIES,
 * EXPRESSED OR IMPLIED.  USE IT AT YOUR OWN RISK.
 * 
 * <hr>
 * 
 */
/*****************************************************************************/

#ifndef _CVC_lite__lang_h_
#define _CVC_lite__lang_h_

#include "debug.h"

namespace CVCL {

  //! Different input languages
  typedef enum {
    //! Nice SAL-like language for manually written specs
    PRESENTATION_LANG,
    //! SMT-LIB format
    SMTLIB_LANG,
    //! Lisp-like format for automatically generated specs
    LISP_LANG,
    AST_LANG,   
    /* @brief AST is only for printing the Expr abstract syntax tree in lisp
       format; there is no such input language <em>per se</em> */
  } InputLanguage;
  
  inline InputLanguage getLanguage(std::string& lang) {
    if(lang == "p") return PRESENTATION_LANG;
    if(lang == "s") return SMTLIB_LANG;
    if(lang == "l") return LISP_LANG;
    if(lang == "a") return AST_LANG;
    throw Exception("Bad input language specified");
    return AST_LANG;
  }

} // end of namespace CVCL

#endif

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