296 	char *sp;	/* start of string matched by it */  in dissect()  local
307 	sp = start;  in dissect()
329 			sp++;  in dissect()
338 			sp++;  in dissect()
349 				rest = slow(m, sp, stp, ss, es);  in dissect()
357 				assert(stp >= sp);	/* it did work */  in dissect()
362 			if (slow(m, sp, rest, ssub, esub) != NULL) {  in dissect()
363 				if (dissect(m, sp, rest, ssub, esub) != rest) {  in dissect()
367 				assert(sp == rest);  in dissect()
368 			sp = rest;  in dissect()
374 				rest = slow(m, sp, stp, ss, es);  in dissect()
382 				assert(stp >= sp);	/* it did work */  in dissect()
386 			ssp = sp;  in dissect()
405 			sp = rest;  in dissect()
411 				rest = slow(m, sp, stp, ss, es);  in dissect()
419 				assert(stp >= sp);	/* it did work */  in dissect()
425 				if (slow(m, sp, rest, ssub, esub) == rest)  in dissect()
438 			if (dissect(m, sp, rest, ssub, esub) != rest) {  in dissect()
441 			sp = rest;  in dissect()
453 			m->pmatch[i].rm_so = sp - m->offp;  in dissect()
458 			m->pmatch[i].rm_eo = sp - m->offp;  in dissect()
466 	assert(sp == stop);  in dissect()
467 	return(sp);  in dissect()
479 	char *sp;	/* start of string matched by it */  in backref()  local
491 	sp = start;  in backref()
498 			if (sp == stop || *sp++ != (char)OPND(s))  in backref()
502 			if (sp == stop)  in backref()
504 			sp++;  in backref()
508 			if (sp == stop || !CHIN(cs, *sp++))  in backref()
512 			if ( (sp == m->beginp && !(m->eflags&REG_NOTBOL)) ||  in backref()
513 					(sp < m->endp && *(sp-1) == '\n' &&  in backref()
520 			if ( (sp == m->endp && !(m->eflags&REG_NOTEOL)) ||  in backref()
521 					(sp < m->endp && *sp == '\n' &&  in backref()
528 			if (( (sp == m->beginp && !(m->eflags&REG_NOTBOL)) ||  in backref()
529 					(sp < m->endp && *(sp-1) == '\n' &&  in backref()
531 					(sp > m->beginp &&  in backref()
532 							!ISWORD(*(sp-1))) ) &&  in backref()
533 					(sp < m->endp && ISWORD(*sp)) )  in backref()
539 			if (( (sp == m->endp && !(m->eflags&REG_NOTEOL)) ||  in backref()
540 					(sp < m->endp && *sp == '\n' &&  in backref()
542 					(sp < m->endp && !ISWORD(*sp)) ) &&  in backref()
543 					(sp > m->beginp && ISWORD(*(sp-1))) )  in backref()
564 		if (sp != stop)  in backref()
566 		return(sp);  in backref()
571 	AT("hard", sp, stop, ss, stopst);  in backref()
584 		if (sp > stop - len)  in backref()
587 		if (memcmp(sp, ssp, len) != 0)  in backref()
591 		return(backref(m, sp+len, stop, ss+1, stopst, lev, rec));  in backref()
594 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()
597 		return(backref(m, sp, stop, ss+OPND(s)+1, stopst, lev, rec));  in backref()
602 		m->lastpos[lev+1] = sp;  in backref()
603 		return(backref(m, sp, stop, ss+1, stopst, lev+1, rec));  in backref()
606 		if (sp == m->lastpos[lev])	/* last pass matched null */  in backref()
607 			return(backref(m, sp, stop, ss+1, stopst, lev-1, rec));  in backref()
609 		m->lastpos[lev] = sp;  in backref()
610 		dp = backref(m, sp, stop, ss-OPND(s)+1, stopst, lev, rec);  in backref()
612 			return(backref(m, sp, stop, ss+1, stopst, lev-1, rec));  in backref()
621 			dp = backref(m, sp, stop, ssub, esub, lev, rec);  in backref()
641 		m->pmatch[i].rm_so = sp - m->offp;  in backref()
642 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()
652 		m->pmatch[i].rm_eo = sp - m->offp;  in backref()
653 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()