cygwin 1.3.21 breaks ssh terminal interaction

Fri Mar 14 17:48:00 GMT 2003

Sorry Ronald, but this program operated EXACTLY the same (on my machine) 
regardless of how it is compiled (with -mno-cygwin or not).
 From rxvt: Niether open a new console
 From cmd: Niether open a new console
 From Emacs: Both open a new console
Ronald Landheer-Cieslak wrote:
> try using an AllocConsole() in your non-Cygwin app and in your Cygwin app, 
> like so:
>> #include <windows.h>
> #include <io.h>
> #include <stdio.h>
> #include <fcntl.h>
>> // STC for the phantom console 1.3.21-1 problem
> inline void OpenConsole(void)
> {
> int hCrt;
> FILE * hf;
>> if (AllocConsole())
> {
> #ifndef __CYGWIN__
> hCrt = _open_osfhandle((long)GetStdHandle(STD_ERROR_HANDLE), 
> _O_TEXT);
> hf = _fdopen( hCrt, "w" );
> #else
> hf = fdopen( 2, "w" );
> #endif
> *stderr = *hf;
> setvbuf( stderr, NULL, _IONBF, 0 );
> #ifndef __CYGWIN__
> hCrt = _open_osfhandle((long)GetStdHandle(STD_OUTPUT_HANDLE), 
> _O_TEXT);
> hf = _fdopen( hCrt, "w" );
> #else
> hf = fdopen( 1, "w" );
> #endif
> *stdout = *hf;
> setvbuf( stdout, NULL, _IONBF, 0 );
> }
> }
>> int main(void)
> {
> 	OpenConsole();
>> 	printf("Hello, world!\n");
>> 	return(0);
> }
>> Compile this with -mno-cygwin and without it, and run it from cmd. The 
> Cygwin app will allocate a new console, the native app won't.
>> Is that the STC you were looking for (or is it not the right problem)?
>> rlc
>>> On 2003年3月14日, Rolf Campbell wrote:
>>>>Corinna Vinschen wrote:
>>>>>On Fri, Mar 14, 2003 at 03:48:40PM +0100, Loewis Martin von wrote:
>>>>>>>>>>After upgrading to the latest cygwin, ssh won't ask me 
>>>>for a password anymore in the terminal window that WinCVS
>>>>1.3.12.1 opens. I have confirmed that this is the cause
>>>>of the problem by reverting cygwin to 1.3.20.
>>>>>>>>The same happens when I run WinCVS' cvs.exe in a terminal
>>>>window.
>>>>>>>>>WFM with cvs from the Cygwin distro.
>>>>>>Corinna
>>>>I'll speculate that this is the same problem that I've seen using Emacs. 
>> If everything is CygWin, then everything works just dandy. But, 
>>something happens when a cygwin program runs a non-cygwin program (or 
>>vice-versa): The launched app will disregard it's parent's "console" 
>>and create it's own.
>>>>I've been trying to reproduce it with some relatively simple -mno-cygwin 
>>app, but so far, I've been unable to make any progress.
>>>>-Rolf
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