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Date: Sat, 05 Jun 2004 12:38:49 -0500
From: Don McCarley <don DOT mccarley AT earthlink DOT net>
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To: Cygwin List <cygwin AT cygwin DOT com>
Subject: Re: Problem on Cygwin with gdb:  segy input can't be tty
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Larry,

Yes, I can type cat and enter text and it is returned to me.  How can I 
try cat with suresamp?  You lost me there.  Thanks for looking at this.

Don

Larry Hall wrote:

>At 12:59 PM 6/5/2004, you wrote:
>
>  
>
>>In trying to debug code with gdb, any program taking stdin on the command line complains that tty (keyboard) is already taken by gdb, so it can't use tty.  Is there a way that you can get the input data into the program other than stdin; or force it in with stdin?
>>
>>Example of problem:
>>---
>>$ gdb suresamp
>>GNU gdb 2003-09-20-cvs (cygwin-special)
>>Copyright ...
>>.
>>.
>>(gdb) r < /home/work/tape01-1.su
>>Starting program: /usr/local/cwp/bin/suresamp.exe < /home/work/tape01-1.su
>>
>>/usr/local/cwp/bin/suresamp: fgettr.c: segy input can't be tty
>>
>>Program exited with code 01.
>>(gdb)
>>---
>>
>>suresamp (and other programs that use stdin) works fine when not in debug (gdb) mode (because gdb isn't using tty).
>>
>>This may be a cygwin only issue, as it works on a linux sun box.
>>
>>    
>>
>
>
>I tried this with 'cat', not specifying a file, and found I could type in
>and see my input echoed back fine (just like outside 'gdb').  Does that 
>reproduce for you?  Does trying that with 'suresamp.exe' give you different
>results?
>
>
>--
>Larry Hall                              http://www.rfk.com
>RFK Partners, Inc.                      (508) 893-9779 - RFK Office
>838 Washington Street                   (508) 893-9889 - FAX
>Holliston, MA 01746                     
>
>
>  
>


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