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#ifndef __REGIS_H__
#define __REGIS_H__
#include "postgres.h"
typedef struct RegisNode
{
uint32
type:2,
len:16,
unused:14;
struct RegisNode *next;
unsigned char data[1];
} RegisNode;
#define RNHDRSZ (offsetof(RegisNode,data))
#define RSF_ONEOF 1
#define RSF_NONEOF 2
typedef struct Regis
{
RegisNode *node;
uint32
issuffix:1,
nchar:16,
unused:15;
} Regis;
bool RS_isRegis(const char *str);
void RS_compile(Regis * r, bool issuffix, char *str);
void RS_free(Regis * r);
/*returns true if matches */
bool RS_execute(Regis * r, char *str);
#endif
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