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From: "Chris January" <chris AT atomice DOT net>
To: "Mihai Daniel Stanescu" <mstanescu AT p16 DOT pub DOT ro>, <cygwin AT cygwin DOT com>
Subject: RE: [list] Terminating spawned cygwin programs from the starting application
Date: Wed, 13 Nov 2002 18:30:27 -0000
Message-ID: <LPEHIHGCJOAIPFLADJAHKELODAAA.chris@atomice.net>
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> Hi
> 
> I am kinda new in cygwin and i need some help. 
> 
> What i do now.
> I have a win32 application. In that i am launching using 
> CreateProcess, ssh. Also i intercept stdin, stdout and stderr using 
> pipes. 
> 
> What i want to do:
> At a certain point in time i want to terminate the ssh process i 
> launched
> 
> The problem:
> Now i am terminating the process using TerminateProcess. It seems 
> that its not really a good idea. When i try to close the handle of 
> the pipe for stderr with CloseHandle the application freezes, never 
> comes back from that. It looks to me like its a deadlock inside or 
> something. I also have a thread that listens when something is 
> written in stderr and that freezes too in FileRead call. 
> 
> What other possible ways of terminating i have. I was thinking to 
> emulate a CTRL+C but i don't know so much of cygwin internals. 

try using:

BOOL GenerateConsoleCtrlEvent(
  DWORD dwCtrlEvent,
  DWORD dwProcessGroupId
);

Chris


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