Mail Archives: cygwin/2005/08/23/15:09:16
--_=__=_XaM3_.1124818673.2A.73709.42.17028.52.42.007.2058218701
Content-Type: TEXT/PLAIN; CHARSET=iso-8859-1
Content-Transfer-Encoding: 8BIT
Content-ID: <Pine DOT GSO DOT 4 DOT 63 DOT 0508231506122 DOT 27271 AT slinky DOT cs DOT nyu DOT edu>
On Tue, 23 Aug 2005, pppd wrote:
> Hello guys,
>
> I´m working to convert a Linux application to work with Windows
> XP under Cygwin 1.5.18 ( 0.132/4/2 ). Ncurses package and parallel port
> programming works without changes ( congratulations ). I have a problem
> with serial programming.
>
> First, I did two C files: ( attached )
>
> setcmc7.c - Sets serial configuration through Win32 API. ( Linux
> termios settings/functions doesn't work for me :-( ).
> cmc7.c - Read caracters from serial.
>
> After setting serial configuration by setcmc7.c I can read serial port
> using cmc7.
>
> My doubt is: Why read() function blocks the terminal (keyboard) until
> read a caracter ? At Linux it's work fine ( same code ).
>
> My application needs to read keyboard at the same time with serial.
> I have tried some flags with open ( O_NONBLOCK, O_NDELAY .. )
> unfortunately doesn't work too.
>
> Does anybody can help me please?
I doubt the same code works on Linux, since open("COM1") will fail there.
You need to open something that Cygwin knows is a serial port, i.e.,
"/dev/ttyS0" (or "/dev/com1", but not "COM1").
Plus, you can probably write setcmc7.c using Cygwin calls as well (instead
of Win32, that is).
Igor
--
http://cs.nyu.edu/~pechtcha/
|\ _,,,---,,_ pechtcha AT cs DOT nyu DOT edu
ZZZzz /,`.-'`' -. ;-;;,_ igor AT watson DOT ibm DOT com
|,4- ) )-,_. ,\ ( `'-' Igor Pechtchanski, Ph.D.
'---''(_/--' `-'\_) fL a.k.a JaguaR-R-R-r-r-r-.-.-. Meow!
If there's any real truth it's that the entire multidimensional infinity
of the Universe is almost certainly being run by a bunch of maniacs. /DA
--_=__=_XaM3_.1124818673.2A.73709.42.17028.52.42.007.2058218701
Content-Type: text/plain; charset=us-ascii
--
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
Problem reports: http://cygwin.com/problems.html
Documentation: http://cygwin.com/docs.html
FAQ: http://cygwin.com/faq/
--_=__=_XaM3_.1124818673.2A.73709.42.17028.52.42.007.2058218701--
- Raw text -