On Sun Mar 23 14:35:52 EDT 2014, pau...@gmail.com wrote:
> On Sun, Mar 23, 2014 at 7:09 PM, erik quanstrom <quans...@quanstro.net> wrote:
> > it seems odd to me that opening the ctl file would
> > reset some serial parameters. wouldn't it be better
> > to leave them alone?
> >
>
> What do you return on read if you don´t know the state?
> For some devices if you don´t set the state, you have no idea.
> You can do it in read, but it seemed more intuitive in open at the
> time, (and you don´t
> set the state on every read).
so if i do this
echo l7>/dev/eiaU6/eiaUctl
cat /dev/eiaU6/eiaUctl
that's two opens, isn't it? then isn't l reset to 8 by the second
open?
- erik
