164 static void doinsert(struct parse *p, sop op, sopno opnd, sopno pos);
165 static void dofwd(struct parse *p, sopno pos, sopno value);
200 #define	INSERT(op, pos)	doinsert(p, (sop)(op), HERE()-(pos)+1, pos)  argument
201 #define	AHEAD(pos)		dofwd(p, pos, HERE()-(pos))  argument
202 #define	ASTERN(sop, pos)	EMIT(sop, HERE()-pos)  argument
399 	sopno pos;  in p_ere_exp()  local
410 	pos = HERE();  in p_ere_exp()
496 		INSERT(OPLUS_, pos);  in p_ere_exp()
497 		ASTERN(O_PLUS, pos);  in p_ere_exp()
498 		INSERT(OQUEST_, pos);  in p_ere_exp()
499 		ASTERN(O_QUEST, pos);  in p_ere_exp()
502 		INSERT(OPLUS_, pos);  in p_ere_exp()
503 		ASTERN(O_PLUS, pos);  in p_ere_exp()
507 		INSERT(OCH_, pos);		/* offset slightly wrong */  in p_ere_exp()
508 		ASTERN(OOR1, pos);		/* this one's right */  in p_ere_exp()
509 		AHEAD(pos);			/* fix the OCH_ */  in p_ere_exp()
524 		repeat(p, pos, count, count2, 0);  in p_ere_exp()
623 	sopno pos, i;  in p_simp_re()  local
629 	pos = HERE();		/* repetion op, if any, covers from here */  in p_simp_re()
705 		INSERT(OPLUS_, pos);  in p_simp_re()
706 		ASTERN(O_PLUS, pos);  in p_simp_re()
707 		INSERT(OQUEST_, pos);  in p_simp_re()
708 		ASTERN(O_QUEST, pos);  in p_simp_re()
719 		repeat(p, pos, count, count2, 0);  in p_simp_re()
1707     sopno pos)  in doinsert()  argument
1725 	assert(pos > 0);  in doinsert()
1727 		if (p->pbegin[i] >= pos) {  in doinsert()
1730 		if (p->pend[i] >= pos) {  in doinsert()
1735 	memmove(&p->strip[pos+1], &p->strip[pos], (HERE()-pos-1)*sizeof(sop));  in doinsert()
1736 	p->strip[pos] = s;  in doinsert()
1746     sopno pos,  in dofwd()  argument
1757 	p->strip[pos] = (sop)(OP(p->strip[pos]) | value);  in dofwd()