Mail Archives: cygwin/2007/02/15/23:28:09
David le Comte wrote:
> Brian Ford wrote:
>> On Fri, 16 Feb 2007, David le Comte wrote:
>>
>>
>>> Note that using stty -F /dev/comX where X is the "Comm port number"
>>> still works, ie it can still set the baud rate to 230400 (or even
>>> 250000).
>>>
>>
>> Sorry, but note also that if you are going to use Posix style termio
>> calls, you need to use the Posix device name (/dev/ttySx).
>>
>>
> Are you sure Brian? I am running Cygwin on WinXP, and using stty on
> /dev/ttyX fails,
> whereas on /dev/comX it works (where X is valid of course).
>
> Similarly open("/dev/ttyX",O_RDWR) returns -1, but returns a valid file
> ID with open("/dev/comX",O_RDWR).
>
> My understanding is, that on a PC, psuedo-device files of the form
> "/dev/ttyX" do not exist?
What gave you that idea?
$ ls /dev/tty1
/dev/tty1
But Brian suggested using /dev/ttySx (i.e. '/dev/ttyS0'). These
are supported.
$ ls /dev/ttyS0
/dev/ttyS0
See <http://cygwin.com/cygwin-ug-net/using-specialnames.html>
--
Larry Hall http://www.rfk.com
RFK Partners, Inc. (508) 893-9779 - RFK Office
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_____________________________________________________________________
A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?
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