openldap/contrib/tweb/regular_exp.h

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1999-09-11 01:33:39 +08:00
/*_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/
* *
* regular_exp.h *
* *
* Function:..Routine for TWEB *
* *
* *
* *
* Authors:...Dr. Kurt Spanier & Bernhard Winkler, *
* Zentrum fuer Datenverarbeitung, Bereich Entwicklung *
* neuer Dienste, Universitaet Tuebingen, GERMANY *
* *
* ZZZZZ DDD V V *
* Creation date: Z D D V V *
* January 20 1998 Z D D V V *
* Last modification: Z D D V V *
* January 20 1998 ZZZZZ DDD V *
* *
_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_*/
/*
* $Id: regular_exp.h,v 1.6 1999/09/10 15:01:19 zrnsk01 Exp $
*
*/
#ifndef _REGULAR_EXP_
#define _REGULAR_EXP_
/*
* Definitions etc. for regexp(3) routines.
*
* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
* not the System V one.
*/
#define NSUBEXP 10
typedef struct regexp {
char *startp[NSUBEXP];
char *endp[NSUBEXP];
char regstart; /* Internal use only. */
char reganch; /* Internal use only. */
char *regmust; /* Internal use only. */
int regmlen; /* Internal use only. */
char program[1]; /* Unwarranted chumminess with compiler. */
} regexp;
extern regexp *tweb_regcomp();
extern int tweb_regexec();
extern void tweb_regsub();
extern void tweb_regerror();
/*
* The first byte of the regexp internal "program" is actually this magic
* number; the start node begins in the second byte.
*/
#define MAGIC 0234
#endif /* _REGULAR_EXP_ */