[p5sagit/p5-mst-13.2.git] / regexp.h

/*
 * Definitions etc. for regexp(3) routines.
 *
 * Caveat:  this is V8 regexp(3) [actually, a reimplementation thereof],
 * not the System V one.
 */

/* $Header: regexp.h,v 3.0.1.1 90/08/09 05:12:55 lwall Locked $
 *
 * $Log:	regexp.h,v $
 * Revision 3.0.1.1  90/08/09  05:12:55  lwall
 * patch19: $' broke on embedded nulls
 * 
 * Revision 3.0  89/10/18  15:22:46  lwall
 * 3.0 baseline
 * 
 */

#define NSUBEXP  10

typedef struct regexp {
	char *startp[NSUBEXP];
	char *endp[NSUBEXP];
	STR *regstart;		/* Internal use only. */
	char *regstclass;
	STR *regmust;		/* Internal use only. */
	int regback;		/* Can regmust locate first try? */
	char *precomp;		/* pre-compilation regular expression */
	char *subbase;		/* saved string so \digit works forever */
	char *subend;		/* end of subbase */
	char reganch;		/* Internal use only. */
	char do_folding;	/* do case-insensitive match? */
	char lastparen;		/* last paren matched */
	char nparens;		/* number of parentheses */
	char program[1];	/* Unwarranted chumminess with compiler. */
} regexp;

regexp *regcomp();
int regexec();
Commit	Line	Data
378cc40b	1	/*
	2	* Definitions etc. for regexp(3) routines.
	3	*
	4	* Caveat: this is V8 regexp(3) [actually, a reimplementation thereof],
	5	* not the System V one.
	6	*/
	7
00bf170e	8	/* $Header: regexp.h,v 3.0.1.1 90/08/09 05:12:55 lwall Locked $
378cc40b	9	*
378cc40b	10	* $Log: regexp.h,v $
00bf170e	11	* Revision 3.0.1.1 90/08/09 05:12:55 lwall
	12	* patch19: $' broke on embedded nulls
	13	*
a687059c	14	* Revision 3.0 89/10/18 15:22:46 lwall
a687059c	15	* 3.0 baseline
378cc40b	16	*
	17	*/
	18
378cc40b	19	#define NSUBEXP 10
	20
	21	typedef struct regexp {
	22	char *startp[NSUBEXP];
	23	char *endp[NSUBEXP];
	24	STR regstart; / Internal use only. */
	25	char *regstclass;
	26	STR regmust; / Internal use only. */
	27	int regback; /* Can regmust locate first try? */
	28	char precomp; / pre-compilation regular expression */
	29	char subbase; / saved string so \digit works forever */
00bf170e	30	char subend; / end of subbase */
378cc40b	31	char reganch; /* Internal use only. */
	32	char do_folding; /* do case-insensitive match? */
	33	char lastparen; /* last paren matched */
	34	char nparens; /* number of parentheses */
	35	char program[1]; /* Unwarranted chumminess with compiler. */
	36	} regexp;
	37
a687059c	38	regexp *regcomp();
a687059c	39	int regexec();