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Date:	Fri, 12 Nov 2004 10:00:07 -0500
From:	Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: howto register process
Message-ID:	<20041112150007.GC26737@trixie.casa.cgf.cx>
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On Fri, Nov 12, 2004 at 01:53:35PM -0000, Dave Korn wrote:
>> -----Original Message-----
>> From: cygwin-owner On Behalf Of Kamen TOMOV
>> Sent: 12 November 2004 12:40
>
>> On Fri, Nov 12 2004, Brian Dessent wrote:
>> 
>> > Kamen TOMOV wrote:
>> > 
>> > > The parent process is started as a windows server. Then it
>> > > executes cygwin's fork. When I try to kill any of these with
>> > > kill() it returns "No such pid".
>> > 
>> > Are you sure you're not confusing Cygwin PIDs with Win32 PIDs?  In
>> > order to make the fork() magic work, Cygwin maintains its own PIDs
>> > in parallel to the actual windows PID.  All the Cygwin functions
>> > ...
>> 
>> Thanks Brian. Yes I am sure I'm not confusing them. I tryed a function
>> that is part of the cygwin's API. It is called cygwin_winpid_to_pid to
>> get the cygwin's PID but it returns -1 on pids which does not
>> correspond to a cygwin pid.
>
>  Waittaminnit.  You're saying that the spawned processes _aren't_ cygwin
>processes?

If the execed process is not a cygwin process a cygwin "stub" should
stick around which tries to make it look like a real cygwin process.  If
you are using cygwin's fork/exec/spawn you should never need to
cygwin_winpid_to_pid.

cgf

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