Re: [Xenomai-help] can getstate

["Stéphane ANCELOT" <sancelot@domain.hid>]

yes, it rocks, thanks
Wolfgang Grandegger wrote:
> Stéphane ANCELOT wrote:
>> Hi,
>> Can somebody provide me with a programming example on how to retrieve 
>> state using rt_dev_ioctl .
> 
> The following (untested) code snippet should work:
> 
>     struct ifreq  ifr;
>     can_state_t *pstate;
>     ...
>     pstate = (can_state_t *)&ifr.ifr_ifru;
>     ret = rt_dev_ioctl(fd, SIOCGCANSTATE, &ifr);
>     if (ret) {
>     perror("rt_dev_ioctl");
>     return;
>     }
>     printf("Current state = %d\n", *pstate);
> 
> RT-Socket-CAN allows a very flexible error handling. Please have a look 
> to 
> http://www.xenomai.org/documentation/trunk/html/api/group__rtcan.html#g451ba35aa4d0bef48cb7b0416f5b4367 
> 
> 
> Wolfgang,
> 
> 
>