125 	struct pathname *rpnp,  in lookuppn()  argument
130 	return (lookuppnatcred(pnp, rpnp, followlink, dirvpp, compvpp, NULL,  in lookuppn()
140 	struct pathname *rpnp,		/* if non-NULL, return resolved path */  in lookuppnatcred()  argument
178 	return (lookuppnvp(pnp, rpnp, followlink, dirvpp,  in lookuppnatcred()
183 lookuppnat(struct pathname *pnp, struct pathname *rpnp,  in lookuppnat()  argument
187 	return (lookuppnatcred(pnp, rpnp, followlink, dirvpp, compvpp, startvp,  in lookuppnat()
213 	struct pathname *rpnp,		/* if non-NULL, return resolved path */  in lookuppnvp()  argument
237 	if (rpnp)  in lookuppnvp()
238 		rpnp->pn_pathlen = 0;  in lookuppnvp()
272 	if (rpnp && VN_CMP(vp, rootvp))  in lookuppnvp()
273 		(void) pn_set(rpnp, "/");  in lookuppnvp()
515 	if (rpnp && strcmp(component, ".") != 0) {  in lookuppnvp()
519 		    rpnp->pn_pathlen != 0 &&  in lookuppnvp()
520 		    !((rpnp->pn_pathlen > 2 &&  in lookuppnvp()
521 		    strncmp(rpnp->pn_path+rpnp->pn_pathlen-3, "/..", 3) == 0) ||  in lookuppnvp()
522 		    (rpnp->pn_pathlen == 2 &&  in lookuppnvp()
523 		    strncmp(rpnp->pn_path, "..", 2) == 0))) {  in lookuppnvp()
524 			while (rpnp->pn_pathlen &&  in lookuppnvp()
525 			    rpnp->pn_path[rpnp->pn_pathlen-1] != '/')  in lookuppnvp()
526 				rpnp->pn_pathlen--;  in lookuppnvp()
527 			if (rpnp->pn_pathlen > 1)  in lookuppnvp()
528 				rpnp->pn_pathlen--;  in lookuppnvp()
529 			rpnp->pn_path[rpnp->pn_pathlen] = '\0';  in lookuppnvp()
531 			if (rpnp->pn_pathlen != 0 &&  in lookuppnvp()
532 			    rpnp->pn_path[rpnp->pn_pathlen-1] != '/')  in lookuppnvp()
533 				rpnp->pn_path[rpnp->pn_pathlen++] = '/';  in lookuppnvp()
540 				    rpnp->pn_path + rpnp->pn_pathlen,  in lookuppnvp()
541 				    rpnp->pn_bufsize - rpnp->pn_pathlen, &len);  in lookuppnvp()
544 				    rpnp->pn_path + rpnp->pn_pathlen,  in lookuppnvp()
545 				    rpnp->pn_bufsize - rpnp->pn_pathlen, &len);  in lookuppnvp()
549 			rpnp->pn_pathlen += (len - 1);  in lookuppnvp()
550 			ASSERT(rpnp->pn_bufsize > rpnp->pn_pathlen);  in lookuppnvp()
594 		if (rpnp) {  in lookuppnvp()
596 				(void) pn_set(rpnp, "/");  in lookuppnvp()
597 			else if (rpnp->pn_pathlen == 0)  in lookuppnvp()
598 				(void) pn_set(rpnp, ".");  in lookuppnvp()
1418 	pathname_t rpnp, pnp;  in dogetcwd()  local
1450 		pn_alloc(&rpnp);  in dogetcwd()
1452 		if (lookuppn(&pnp, &rpnp, NO_FOLLOW, NULL, &compvp) == 0) {  in dogetcwd()
1455 			    strcmp(value, rpnp.pn_path) == 0) {  in dogetcwd()
1459 				pn_free(&rpnp);  in dogetcwd()
1472 		pn_free(&rpnp);  in dogetcwd()