Lines Matching refs:NULL_POSITION

168 	while (pos == NULL_POSITION && where >= 0 && where < sc_height-1)
170 	if (pos == NULL_POSITION)
193 		return (curr_byte(where) != NULL_POSITION);
205 		return (linenums && ch_length() != NULL_POSITION);
219 		return (curr_byte(where) != NULL_POSITION && 
227 		return (ch_length() != NULL_POSITION);
265 		if (pos != NULL_POSITION)
283 		if (len == NULL_POSITION)
325 		if (len == NULL_POSITION || len == ch_zero() ||
343 		if (pos != NULL_POSITION && len > 0)
351 		    (len = ch_length()) == NULL_POSITION || len == ch_zero() ||
360 		if (len != NULL_POSITION)