Clean up script run interaction text

src/misc.c

@@ -247,3 +247,8 @@ int execute_shell_command(int fd, const char *command)
 
     return 0;
 }
+
+void clear_line()
+{
+    print("\r\033[K");
+}

src/misc.h

@@ -35,3 +35,4 @@ int read_poll(int fd, void *data, size_t len, int timeout);
 double get_current_time(void);
 bool match_patterns(const char *string, const char *patterns);
 int execute_shell_command(int fd, const char *command);
+void clear_line();

src/script.c

@@ -513,7 +513,7 @@ void script_file_run(lua_State *L, const char *filename)
 
     if (luaL_dofile(L, filename))
     {
-        tio_warning_printf("lua: %s\n", lua_tostring(L, -1));
+        tio_warning_printf("lua: %s", lua_tostring(L, -1));
         lua_pop(L, 1);  /* pop error message from the stack */
         return;
     }

src/tty.c

@@ -1020,9 +1020,15 @@ void handle_command_sequence(char input_char, char *output_char, bool *forward)
                 tio_printf("Run Lua script")
                 tio_printf_raw("Enter file name: ");
                 if (tio_readln())
+                {
+                    clear_line();
                     script_run(device_fd, line);
+                }
                 else
+                {
+                    clear_line();
                     script_run(device_fd, NULL);
+                }
                 break;
 
             case KEY_SHIFT_R:
@@ -2201,11 +2207,6 @@ void forward_to_tty(int fd, char output_char)
     }
 }
 
-static void clear_line()
-{
-    print("\r\033[K");
-}
-
 static void print_line(const char *string, int cursor_pos)
 {
     clear_line();