Messages in this thread |  | | From | Daniel Phillips <> | Subject | Re: Why side-effects on open(2) are evil. (was Re: [RFD w/info-PATCH]device arguments from lookup) | Date | Wed, 23 May 2001 15:50:21 +0200 |
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On Wednesday 23 May 2001 06:19, Edgar Toernig wrote: > IMO the whole idea of arguments following the device name is junk > (incl a "/ctrl").
You know I didn't suggest that, right? I find it pretty strange too, but I'm listening to hear the technical arguments.
> Just think about the implications of the original "/dev/ttyS0/19200" > suggestion. It sounds nice and tempting. But which programs will > benefit. Which gets confused. What will be cleaned up. After some > thoughts you'll find out that it's useless ;-)
You know I didn't suggest that either, right? But I'm with you, I don't like it at'all, not least because we might change baud rate on the fly.
> And with special "ctrl" devices (ie /dev/ttyS0 and /dev/ttyS0ctrl): > This _may_ work for some kind of devices. But serial ports are one > example where it simply will _not_. It requires that you know the > name of the device. For ttys this is often not the case. > Even if you manage to get some name for stdin for example - now I > should simply attach a "ctrl" to that name to get a control channel??? > At least dangerous. If I'm lucky I only get an EPERM...
Again, I'll provide a sympathetic ear, but it wasn't my suggestion.
> Ciao, ET.
And you were referring to who?
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