/*************************************************************************/
/*                                                                       */
/*                  Language Technologies Institute                      */
/*                     Carnegie Mellon University                        */
/*                        Copyright (c) 1999                             */
/*                        All Rights Reserved.                           */
/*                                                                       */
/*  Permission is hereby granted, free of charge, to use and distribute  */
/*  this software and its documentation without restriction, including   */
/*  without limitation the rights to use, copy, modify, merge, publish,  */
/*  distribute, sublicense, and/or sell copies of this work, and to      */
/*  permit persons to whom this work is furnished to do so, subject to   */
/*  the following conditions:                                            */
/*   1. The code must retain the above copyright notice, this list of    */
/*      conditions and the following disclaimer.                         */
/*   2. Any modifications must be clearly marked as such.                */
/*   3. Original authors' names are not deleted.                         */
/*   4. The authors' names are not used to endorse or promote products   */
/*      derived from this software without specific prior written        */
/*      permission.                                                      */
/*                                                                       */
/*  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         */
/*  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      */
/*  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   */
/*  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      */
/*  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    */
/*  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   */
/*  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          */
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/*  THIS SOFTWARE.                                                       */
/*                                                                       */
/*************************************************************************/
/*             Author:  Alan W Black (awb@cs.cmu.edu)                    */
/*               Date:  January 2000                                     */
/*************************************************************************/
/*                                                                       */
/*  cst front-end to Henry Spencer's regex code                          */
/*                                                                       */
/*************************************************************************/
#ifndef _CST_REGEX_H__
#define _CST_REGEX_H__

#include <stdio.h>
#include "cst_string.h"

typedef struct cst_regex_struct {
    void *hs_reg;
} cst_regex;

cst_regex *new_cst_regex(const char *str);
void delete_cst_regex(cst_regex *r);

int cst_regex_match(const cst_regex *r, const char *str);

extern cst_regex *cst_rx_white;
extern cst_regex *cst_rx_alpha;
extern cst_regex *cst_rx_uppercase;
extern cst_regex *cst_rx_lowercase;
extern cst_regex *cst_rx_alphanum;
extern cst_regex *cst_rx_identifier;
extern cst_regex *cst_rx_int;
extern cst_regex *cst_rx_double;
extern cst_regex *cst_rx_commaint;
extern cst_regex *cst_rx_digits;
extern cst_regex *cst_rx_dotted_abbrev;

extern cst_regex *cst_regex_table[];
#define CST_RX_dotted_abbrev_NUM 0

void cst_regex_init();

#endif
