296 	char *sp;	/* start of string matched by it */  in dissect()  local
308 	sp = start;  in dissect()
330 			sp++;  in dissect()
339 			sp++;  in dissect()
350 				rest = slow(m, sp, stp, ss, es);  in dissect()
358 				assert(stp >= sp);	/* it did work */  in dissect()
363 			if (slow(m, sp, rest, ssub, esub) != NULL) {  in dissect()
364 				dp = dissect(m, sp, rest, ssub, esub);  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()
404 			sp = rest;  in dissect()
410 				rest = slow(m, sp, stp, ss, es);  in dissect()
418 				assert(stp >= sp);	/* it did work */  in dissect()
424 				if (slow(m, sp, rest, ssub, esub) == rest)  in dissect()
437 			dp = dissect(m, sp, rest, ssub, esub);  in dissect()
439 			sp = rest;  in dissect()
451 			m->pmatch[i].rm_so = sp - m->offp;  in dissect()
456 			m->pmatch[i].rm_eo = sp - m->offp;  in dissect()
464 	assert(sp == stop);  in dissect()
465 	return(sp);  in dissect()
477 	char *sp;	/* start of string matched by it */  in backref()  local
489 	sp = start;  in backref()
496 			if (sp == stop || *sp++ != (char)OPND(s))  in backref()
500 			if (sp == stop)  in backref()
502 			sp++;  in backref()
506 			if (sp == stop || !CHIN(cs, *sp++))  in backref()
510 			if ( (sp == m->beginp && !(m->eflags&REG_NOTBOL)) ||  in backref()
511 					(sp < m->endp && *(sp-1) == '\n' &&  in backref()
518 			if ( (sp == m->endp && !(m->eflags&REG_NOTEOL)) ||  in backref()
519 					(sp < m->endp && *sp == '\n' &&  in backref()
526 			if (( (sp == m->beginp && !(m->eflags&REG_NOTBOL)) ||  in backref()
527 					(sp < m->endp && *(sp-1) == '\n' &&  in backref()
529 					(sp > m->beginp &&  in backref()
530 							!ISWORD(*(sp-1))) ) &&  in backref()
531 					(sp < m->endp && ISWORD(*sp)) )  in backref()
537 			if (( (sp == m->endp && !(m->eflags&REG_NOTEOL)) ||  in backref()
538 					(sp < m->endp && *sp == '\n' &&  in backref()
540 					(sp < m->endp && !ISWORD(*sp)) ) &&  in backref()
541 					(sp > m->beginp && ISWORD(*(sp-1))) )  in backref()
562 		if (sp != stop)  in backref()
564 		return(sp);  in backref()
569 	AT("hard", sp, stop, ss, stopst);  in backref()
582 		if (sp > stop - len)  in backref()
585 		if (memcmp(sp, ssp, len) != 0)  in backref()
589 		return(backref(m, sp+len, stop, ss+1, stopst, lev, rec));  in backref()
592 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()
595 		return(backref(m, sp, stop, ss+OPND(s)+1, stopst, lev, rec));  in backref()
600 		m->lastpos[lev+1] = sp;  in backref()
601 		return(backref(m, sp, stop, ss+1, stopst, lev+1, rec));  in backref()
604 		if (sp == m->lastpos[lev])	/* last pass matched null */  in backref()
605 			return(backref(m, sp, stop, ss+1, stopst, lev-1, rec));  in backref()
607 		m->lastpos[lev] = sp;  in backref()
608 		dp = backref(m, sp, stop, ss-OPND(s)+1, stopst, lev, rec);  in backref()
610 			return(backref(m, sp, stop, ss+1, stopst, lev-1, rec));  in backref()
619 			dp = backref(m, sp, stop, ssub, esub, lev, rec);  in backref()
639 		m->pmatch[i].rm_so = sp - m->offp;  in backref()
640 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()
650 		m->pmatch[i].rm_eo = sp - m->offp;  in backref()
651 		dp = backref(m, sp, stop, ss+1, stopst, lev, rec);  in backref()