void cmdline_set_prompt(struct cmdline *cl, const char *prompt);
void cmdline_free(struct cmdline *cl);
void cmdline_printf(const struct cmdline *cl, const char *fmt, ...)
void cmdline_set_prompt(struct cmdline *cl, const char *prompt);
void cmdline_free(struct cmdline *cl);
void cmdline_printf(const struct cmdline *cl, const char *fmt, ...)