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rdql_common.h

/* -*- Mode: c; c-basic-offset: 2 -*-
 *
 * rdql_common.h - RDQL lexer/parser shared internals
 *
 * $Id: rdql_common.h,v 1.10 2004/10/21 22:55:45 cmdjb Exp $
 *
 * Copyright (C) 2003-2004, David Beckett http://purl.org/net/dajobe/
 * Institute for Learning and Research Technology http://www.ilrt.bristol.ac.uk/
 * University of Bristol, UK http://www.bristol.ac.uk/
 * 
 * This package is Free Software and part of Redland http://librdf.org/
 * 
 * It is licensed under the following three licenses as alternatives:
 *   1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
 *   2. GNU General Public License (GPL) V2 or any newer version
 *   3. Apache License, V2.0 or any newer version
 * 
 * You may not use this file except in compliance with at least one of
 * the above three licenses.
 * 
 * See LICENSE.html or LICENSE.txt at the top of this package for the
 * complete terms and further detail along with the license texts for
 * the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
 * 
 */

#ifndef RDQL_COMMON_H
#define RDQL_COMMON_H

#ifdef __cplusplus
extern "C" {
#endif


/* rdql_parser.y */
int rdql_syntax_error(rasqal_query *rq, const char *message, ...);
int rdql_syntax_warning(rasqal_query *rq, const char *message, ...);

int rdql_query_lex(void);


struct rasqal_rdql_query_engine_s {
  /* STATIC lexer */
  yyscan_t scanner;

  int scanner_set;

  /* for error reporting */
  unsigned int lineno;
};


typedef struct rasqal_rdql_query_engine_s rasqal_rdql_query_engine;


#ifdef __cplusplus
}
#endif

#endif

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