void
restore_rl_state()
{
char *newprompt;
move_cursor_to_start_of_prompt(impatient_prompt ? ERASE : DONT_ERASE);
cook_prompt_if_necessary();
newprompt = mark_invisible(saved_rl_state.cooked_prompt); /* bracket (colour) control sequences with \001 and \002 */
rl_expand_prompt(newprompt);
mirror_slaves_echo_mode(); /* don't show passwords etc */
DPRINTF1(DEBUG_READLINE,"newprompt now %s", mangle_string_for_debug_log(newprompt,MANGLE_LENGTH));
rl_callback_handler_install(newprompt, &line_handler);
DPRINTF0(DEBUG_AD_HOC, "freeing newprompt");
free(newprompt); /* readline docs don't say it, but we can free newprompt now (readline apparently
uses its own copy) */
rl_insert_text(saved_rl_state.input_buffer);
rl_point = saved_rl_state.point;
saved_rl_state.already_saved = 0;
DPRINTF0(DEBUG_AD_HOC, "Starting redisplay");
rl_redisplay();
rl_prep_terminal(1);
prompt_is_still_uncooked = FALSE; /* has been done right now */
}
void set_prompt(const char *prompt) {
#ifdef HAVE_RL_SET_PROMPT
rl_set_prompt(prompt);
#else
rl_expand_prompt((char *)prompt);
#endif
}
static void
input_hide(void)
{
input_hidden_end = rl_end;
rl_end = 0;
rl_expand_prompt("");
rl_redisplay();
}
static void
input_reveal(void)
{
/* need this, otherwise some lib seems to eat pending output when
the prompt is displayed */
fflush(stdout);
tcdrain(fileno(stdout));
rl_end = input_hidden_end;
rl_expand_prompt("bird> ");
rl_forced_update_display();
}
