88 	int		    rv;  in acquire_writer()  local
112 	rv = vntsd_que_rm(&(consp->clientpq), clientp);  in acquire_writer()
113 	assert(rv == VNTSD_SUCCESS);  in acquire_writer()
121 	rv =  vntsd_que_insert_after(consp->clientpq, clientp, writerp);  in acquire_writer()
127 	if (rv != VNTSD_SUCCESS) {  in acquire_writer()
128 		return (rv);  in acquire_writer()
133 	if ((rv = vntsd_write_line(writerp,  in acquire_writer()
136 		return (rv);  in acquire_writer()
164 	int	    rv;  in read_char()  local
168 		rv = vntsd_read_data(clientp, c);  in read_char()
170 		switch (rv) {  in read_char()
174 			rv = acquire_writer(clientp);  in read_char()
175 			if (rv != VNTSD_SUCCESS) {  in read_char()
176 				return (rv);  in read_char()
192 			return (rv);  in read_char()
195 			assert(rv != VNTSD_STATUS_CONTINUE);  in read_char()
197 			return (rv);  in read_char()
208 	int		rv;  in vntsd_read()  local
217 		rv = read_char(clientp, &c);  in vntsd_read()
219 		if (rv == VNTSD_STATUS_INTR) {  in vntsd_read()
220 			rv = vntsd_cons_chk_intr(clientp);  in vntsd_read()
223 		if (rv != VNTSD_SUCCESS) {  in vntsd_read()
224 			return (rv);  in vntsd_read()
242 			rv = vntsd_write_line(clientp,  in vntsd_read()
246 			if (rv == VNTSD_STATUS_INTR) {  in vntsd_read()
247 				rv = vntsd_cons_chk_intr(clientp);  in vntsd_read()
250 			if (rv != VNTSD_SUCCESS) {  in vntsd_read()
251 				return (rv);  in vntsd_read()
257 		rv = vntsd_ctrl_cmd(clientp, c);  in vntsd_read()
259 		switch (rv) {  in vntsd_read()
264 			rv = vntsd_cons_chk_intr(clientp);  in vntsd_read()
265 			if (rv != VNTSD_SUCCESS) {  in vntsd_read()
266 				return (rv);  in vntsd_read()
272 			return (rv);  in vntsd_read()
276 		rv = write_vcc(clientp, c);  in vntsd_read()
277 		if (rv == VNTSD_STATUS_INTR) {  in vntsd_read()
278 			rv = vntsd_cons_chk_intr(clientp);  in vntsd_read()
280 		if (rv != VNTSD_SUCCESS) {  in vntsd_read()
281 			return (rv);  in vntsd_read()