C++ (Cpp) ALT_DRIVER_READ Exemples

Exemple #1

Fichier : alt_getchar.c Projet : 8l/mxp

/*
 * Uses the ALT_DRIVER_READ() macro to call directly to driver if available.
 * Otherwise, uses newlib provided getchar() routine.
 */
int 
alt_getchar(void)
{
#ifdef ALT_USE_DIRECT_DRIVERS
    ALT_DRIVER_READ_EXTERNS(ALT_STDIN_DEV);
    char c;

    if (ALT_DRIVER_READ(ALT_STDIN_DEV, &c, 1, alt_fd_list[STDIN_FILENO].fd_flags) <= 0) {
        return -1;
    }
    return c;
#else
    return getchar();
#endif
}

Exemple #2

Fichier : alt_getchar.c Projet : PaulKafka/VHDL_Verilog

/*
 * Uses the ALT_DRIVER_READ() macro to call directly to driver if available.
 * Otherwise, uses newlib provided getchar() routine.
 */
int 
alt_getchar(void)
{
#ifdef ALT_USE_DIRECT_DRIVERS
    ALT_DRIVER_READ_EXTERNS(ALT_STDIN_DEV);
    char       c;

    if (ALT_DRIVER_READ(ALT_STDIN_DEV, &c, 1, 0) == -1) {
        return -1;
    }
    return c;
#else
    return getchar();
#endif
}