add line history with up/down keys

src/misc_tools.c

@@ -185,3 +185,11 @@ bool valid_nick(uint8_t *nick)
 
     return true;
 }
+
+/* Moves cursor to the end of the line in given window */
+void mv_curs_end(WINDOW *w, size_t len, int max_y, int max_x)
+{
+    int end_y = (len / max_x) + (max_y - CURS_Y_OFFSET);
+    int end_x = len % max_x;
+    wmove(w, end_y, end_x);  
+}