[lkml]   [2001]   [May]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: no ioctls for serial ports? [was Re: LANANA: To Pending DeviceNumber Registrants]
Linus Torvalds wrote:
> [ Attribution is gone, so I just deleted it.. ]
> > > > > fd = open("/dev/tty00/nonblock,9600,n8", O_RDWR);
> > > >
> > > > Hmm, there might be problem with this. How do you change speed without
> > > > reopening device? [Remember: your mice knows when you close device]
> The naming scheme is not a replacement for these kinds of ioctl's - it's
> just a way to make them less critical, and get people thinking in other
> directions so that we don't get _more_ ioctl's.

s = open("speed");
write(s, "19200\n", 6);

would be enough to solve the problem Pavel is pointing also without the
need to use ioctl.

Abramo Bagnara

Opera Unica Phone: +39.546.656023
Via Emilia Interna, 140
48014 Castel Bolognese (RA) - Italy

ALSA project
It sounds good!
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:53    [W:0.555 / U:1.584 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site