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Date: Wed, 26 Apr 2006 19:26:52 -0400
From: Christopher Faylor <cgf-no-personal-reply-please@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: "Ghost" processes on Cygwin
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On Wed, Apr 26, 2006 at 05:12:31PM -0500, mwoehlke wrote:
>I'm seeing something funny. While trying to build a large program on 
>Cygwin using cl.exe (i.e. I am building a non-Cygwin app; just using 
>Cygwin to drive 'make'), every now and then, cl.exe hangs. Before you 
>tell me I'm on the wrong list :-), here's the funny part. If I do 'ps' 
>in Cygwin, I can see the 'cl' process, along with its WINPID. However, 
>it doesn't show up in task manager! Also, there are about five processes 
>that are clearly Cygwin processes (bash.exe or sh.exe) that do NOT show 
>up in Cygwin's 'ps'.
>
>Is there any logic to this that I'm missing?

Yes.  Windows doesn't implement the exec* family of linux system calls
so cygwin has to kludge it.

cgf

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