3 /*-
39  * First, the stuff that ends up in the outside-world include file
43  = 	size_t re_nsub;		// number of parenthesized subexpressions
45  = 	struct re_guts *re_g;	// none of your business :-)
66  * - OPLUS_ and O_PLUS are *inside* the loop they create.
67  * - OQUEST_ and O_QUEST are *outside* the bypass they create.
68  * - OCH_ and O_CH are *outside* the multi-way branch they create, while
80 #define	OEND	(1)		/* endmarker	-			*/
82 #define	OBOL	(3)		/* left anchor	-			*/
83 #define	OEOL	(4)		/* right anchor	-			*/
84 #define	OANY	(5)		/* .		-			*/
85 #define	OANYOF	(6)		/* [...]	set number		*/
86 #define	OBACK_	(7)		/* begin \d	paren number		*/
87 #define	O_BACK	(8)		/* end \d	paren number		*/
98 #define	OBOW	(19)		/* begin word	-			*/
99 #define	OEOW	(20)		/* end word	-			*/
102  * Structure for [] character-set representation.  Character sets are
110  * a string of multi-character elements, and decide the size of the
114 	uch *ptr;		/* -> uch [csetsize] */
118 	char *multis;		/* -> char[smulti]  ab\0cd\0ef\0\0 */
121 #define	CHadd(cs, c)	((cs)->ptr[(uch)(c)] |= (cs)->mask, (cs)->hash += (c))  argument
122 #define	CHsub(cs, c)	((cs)->ptr[(uch)(c)] &= ~(cs)->mask, (cs)->hash -= (c))  argument
123 #define	CHIN(cs, c)	((cs)->ptr[(uch)(c)] & (cs)->mask)  argument
124 #define	MCadd(p, cs, cp)	mcadd(p, cs, cp)	/* regcomp() internal fns */  argument
125 #define	MCsub(p, cs, cp)	mcsub(p, cs, cp)  argument
126 #define	MCin(p, cs, cp)	mcin(p, cs, cp)  argument
132  * main compiled-expression structure
139 	size_t csetsize;	/* number of bits in a cset vector */
140 	size_t ncsets;		/* number of csets in use */
141 	cset *sets;		/* -> cset [ncsets] */
142 	uch *setbits;		/* -> uch[csetsize][ncsets/CHAR_BIT] */
144 	sopno nstates;		/* = number of sops */
151 	size_t nbol;		/* number of ^ used */
152 	size_t neol;		/* number of $ used */
155 	cat_t *categories;	/* ->catspace[-CHAR_MIN] */
169 #define OUT	REOF	/* a non-character value */