Mailing-List: contact cygwin-help AT sourceware DOT cygnus DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT sources DOT redhat DOT com Delivered-To: mailing list cygwin AT sources DOT redhat DOT com Message-ID: <3A22DC4D.EBA71142@sattel.com> Date: Mon, 27 Nov 2000 14:12:29 -0800 From: Bruce Edge Organization: Sattel Global Networks X-Mailer: Mozilla 4.75 [en] (X11; U; Linux 2.2.15-4mdk i686) X-Accept-Language: en MIME-Version: 1.0 To: cygwin support Subject: [Fwd: serial port and unwanted NL -> CR/LF tranlastion] Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Just for the record, I fixed this by clearing ONLCR. It was being set by some code written for a Posix environment rather than a BSD one. Thanks for all the help. - Bruce. Christopher Faylor wrote: > > On Thu, Nov 23, 2000 at 09:58:19AM +0300, Andrej Borsenkow wrote: > >LF -> CR-LF translation is normal when you output to terminal and is done by > >tty driver (onlcr mode). Is it possible that COM driver is actually tty in > >disguise on Cygwin? In this case you could use termios functions to turn onlcr > >off. > > Bingo. I kept meaning to research this to see if it was true. > > You are right. This is controlled by tcsetattr. > > cgf > > >> -----Original Message----- > >> From: cygwin-owner AT sources DOT redhat DOT com > >> [mailto:cygwin-owner AT sources DOT redhat DOT com]On Behalf Of Bruce Edge > >> Sent: Thursday, November 23, 2000 2:52 AM > >> To: cygwin support > >> Subject: Re: serial port and unwanted NL -> CR/LF tranlastion > >> > >> > >> Hi Corinna, thanks for the prompt response. > >> > >> I tried this and it had no effect. > >> I added the O_BINARY and linked with /lib/binmode. > >> > >> Is there some other library I should now exclude? I ask as since > >> there were no > >> unresolved symbols before I added /lib/binmode.o, the link is picking up > >> whatever symbols are in binmode.o from somewhere else. > >> > >> -Bruce. > >> > >> Corinna Vinschen wrote: > >> > > >> > Bruce Edge wrote: > >> > > > >> > > I opened /dev/com1 using: > >> > > open( name, O_RDWR | O_NOCTTY | O_NONBLOCK ) > >> > > and when I write to it using: > >> > > write( fd, buf, len ); > >> > > any 0x0a bytes are getting translated into 0x0d 0x0a pairs. > >> > > > >> > > How can I stop this? > >> > > >> > Try > >> > open( name, O_RDWR | O_NOCTTY | O_NONBLOCK | O_BINARY) > >> > > >> > or link your application with /lib/binmode.o > >> > >> -- > >> Want to unsubscribe from this list? > >> Send a message to cygwin-unsubscribe AT sourceware DOT cygnus DOT com > >> > >> > > > > > >-- > >Want to unsubscribe from this list? > >Send a message to cygwin-unsubscribe AT sourceware DOT cygnus DOT com > > -- > cgf AT cygnus DOT com Red Hat, Inc. > http://sources.redhat.com/ http://www.redhat.com/ > > -- > Want to unsubscribe from this list? > Send a message to cygwin-unsubscribe AT sourceware DOT cygnus DOT com -- A right is not what someone gives you; it's what no one can take from you. -- Ramsey Clark -- Want to unsubscribe from this list? Send a message to cygwin-unsubscribe AT sourceware DOT cygnus DOT com