@@ -142,6 +142,15 @@ static void action_exit(tty_interface_t *state) {

 	state->exit = EXIT_FAILURE;

 }

+static void append_search(tty_interface_t *state, char ch) {

+	char *search = state->search;

+	size_t search_size = strlen(search);

+	if (search_size < SEARCH_SIZE_MAX) {

+		search[search_size++] = ch;

+		search[search_size] = '\0';

+	}

+}

+

 #define KEY_CTRL(key) ((key) - ('@'))

 #define KEY_DEL 127

 #define KEY_ESC 27

@@ -174,18 +183,13 @@ void tty_interface_init(tty_interface_t *state, tty_t *tty, choices_t *choices,

 int tty_interface_run(tty_interface_t *state) {

 	tty_t *tty = state->tty;

-	char *search = state->search;

 	char ch;

 	while (state->exit < 0) {

 		draw(state);

 		ch = tty_getchar(tty);

-		size_t search_size = strlen(search);

 		if (isprint(ch)) {

-			if (search_size < SEARCH_SIZE_MAX) {

-				search[search_size++] = ch;

-				search[search_size] = '\0';

-			}

+			append_search(state, ch);

 		} else if (ch == KEY_DEL || ch == KEY_CTRL('H')) { /* DEL || Backspace (C-H) */

 			action_del_char(state);

 		} else if (ch == KEY_CTRL('U')) { /* C-U */