Re: Suggested dual human/binary interface for proc/devfs

From: Alexander Viro (viro@math.psu.edu)
Date: Tue Apr 04 2000 - 16:16:00 EST


On Tue, 4 Apr 2000, Richard Gooch wrote:

> If not ioctl(2), then what other interface would you propose for
> binary data? I don't accept the argument that everything should be in
> ASCII format.

And it's my problem in which way? Compare the cost of conversion from
ASCII to binary and back with the cost of syscall. Watch it disappear in
noise. If your program constantly calls ioctl() - it's doing something
very wrong.

--
echo 57600,8,n,1 > /dev/serial/ttyS0ctl should work.

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