#ifndef REGEX_H
#define REGEX_H

#include "chad.h"
#include "vector.h"

extern bool is_case_on;

typedef struct {
	char * str;
	vector_t delta_table;	// <delta_t>
	vector_t catch_table;	// <offshoot_t>
	int accepting_state;
} regex_t;

extern regex_t * regex_compile(const char * const pattern);
extern bool regex_search(regex_t * regex, const char * const string);
extern int       regex_free(regex_t * const regex);

extern bool is_magic(const char c);

#endif