Accessing serial port.

Suhaib M. Siddiqi
Thu Aug 5 12:28:00 GMT 1999

Chris Faylor wrote:
> On Thu, Aug 05, 1999 at 01:18:26PM -0400, Suhaib M. Siddiqi wrote:
> >
> >
> >>
> >>
> >> I am porting my C codes from DJGPP to Cygwin. One of the modules has
> >> several lines which read and write to COM1. I rewrite the code using
> >> open ("/dev/com1"), read (....), write (....), etc. However, the code
> >> seems to hang. The exact same code works fine under Linux by replacing
> >> "/dev/com1" to "/dev/ttyS0".
> >>
> >
> >This requires accessing the hardware through a proper device driver on
> >Windows.  It is not that easy to change /dev/xxx to someting.  Check
> > for info about devices.  If it would
> >have been so easy I would have finished Xfree86 port a long time ago
> >;-)
> Um.  No.  I don't know why you think that this requires a device driver.
> You should be able to access /dev/com1 using normal open/close/read/write
> semantics.
> However, there were serial problems in B20.1 that should be fixed in
> current snapshots:
> cgf

I think for serial only might be possible.  
In my case, I need more then /dev/com1.  
I did try /dev/com1 on Windows NT  and it was
crashing, at least my code, with 


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