Determine the modifiers (CONST, REATAIN) used when declaring a variable.
/*
* matiec - a compiler for the programming languages defined in IEC 61131-3
*
* Copyright (C) 2003-2011 Mario de Sousa (msousa@fe.up.pt)
* Copyright (C) 2007-2011 Laurent Bessard and Edouard Tisserant
*
* This program 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.
*
* This program 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/>.
*
*
* This code is made available on the understanding that it will not be
* used in safety-critical situations without a full and competent review.
*/
/*
* An IEC 61131-3 compiler.
*
* Based on the
* FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
*
*/
/*
* The public interface to stage1_2.cc
*/
#ifndef _STAGE1_2_HH
#define _STAGE1_2_HH
/*
* This file includes the interface through which the main function accesses the stage1_2 services
*/
typedef struct {
/******************************************************/
/* whether we are suporting safe extensions */
/* as defined in PLCopen - Technical Committee 5 */
/* Safety Software Technical Specification, */
/* Part 1: Concepts and Function Blocks, */
/* Version 1.0 – Official Release */
/******************************************************/
bool safe_extensions;
/* error messages specify full token location */
bool full_token_loc;
/* Include directory, where included files will be searched for... */
const char *includedir;
} stage1_2_options_t;
int stage1_2(const char *filename, symbol_c **tree_root, stage1_2_options_t options);
#endif /* _STAGE1_2_HH */