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Message-ID: <012201c25d4e$4ba8ef70$010310ac@lyoncleitienne>
From: "Christophe LEITIENNE" <c DOT leitienne AT bgpartners DOT fr>
To: <cygwin AT cygwin DOT com>
References: <Pine DOT GSO DOT 4 DOT 44 DOT 0209160238580 DOT 21486-100000 AT slinky DOT cs DOT nyu DOT edu>
Subject: Re: socket() function fails when application runs as an NT service.
Date: Mon, 16 Sep 2002 08:57:13 +0200
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> On Sun, 15 Sep 2002, Tom Cashmore wrote:
>
>   Hi im having a strange problem with an application im writing using
cygwin
> (v1.3.12-1 On win2k Sp3). If the application is run as a console app (Ie
> started from a cmd window) its able to open sockets (socket function
returns
> a valid handle)  but when the application is run as an NT service it is
> unable to succesfuly open sockets (Ie the socket function returns 0). Even
> if i place a socket function before the call to StartServiceCtrlDispatcher
> the socket function will still return a 0. This happens with the service
> running as both system and local admin. Im pretty much stumped and am
hoping
> that someone else may have been able to resolve this problem in the past.
>  Any help would be greatly appreciated. Thank you.
>
>  Tom Cashmore

I think 0 is a valid socket descriptor. -1 is not.
May be in a service there is no console, so descriptors 0, 1 and 2 are
closed, and the first new descriptor is 0.

Christophe LEITIENNE.



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