Function refreshLineWithCompletion

linenoise.c:748–773

Called by completeLine() and linenoiseShow() to render the current * edited line with the proposed completion. If the current completion table * is already available, it is passed as second argument, otherwise the * function will use the callback to obtain it. * * Flags are the same as refreshLine*(), that is REFRESH_* macros. */

        return ws.ws_col;
    }

failed:
    return 80;
}

/* Clear the screen. Used to handle ctrl+l */
void linenoiseClearScreen(void) {
    if (write(STDOUT_FILENO,"\x1b[H\x1b[2J",7) <= 0) {
        /* nothing to do, just to avoid warning. */
    }
}

/* Beep, used for completion when there is nothing to complete or when all
 * the choices were already shown. */
static void linenoiseBeep(void) {
    fprintf(stderr, "\x7");
    fflush(stderr);
}

/* ============================== Completion ================================ */

/* Free a list of completion option populated by linenoiseAddCompletion(). */
static void freeCompletions(linenoiseCompletions *lc) {
    size_t i;
    for (i = 0; i < lc->len; i++)
        free(lc->cvec[i]);
    if (lc->cvec != NULL)
        free(lc->cvec);
}