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Re: ipc, sockets and windows sp2
- From: Corinna Vinschen <corinna-cygwin at cygwin dot com>
- To: cygwin at cygwin dot com
- Date: Fri, 1 Apr 2005 11:04:14 +0200
- Subject: Re: ipc, sockets and windows sp2
- References: <424D0232.firstname.lastname@example.org>
- Reply-to: cygwin at cygwin dot com
On Apr 1 10:11, Vincent Dedun wrote:
> There seems to be odd problems with windows sp2 (and some sp1 with
> undetermined updates).
Never heard of Windows sp2. NT4 SP2? 2000 SP2? XP SP2?
> I work on windows version of drqueue, which is an opensource distributed
> rendering management software (for use with maya rendering for exemple),
> designed for unix, so it uses IPC ans sockets.
> The port works well for the most of it, except for the server itself
> (the master program).
> The unix version has no problem on all this, it works on linux, bsds, irix..
> Please take a look in the main loop (main function), of this short file :
> basicly, the program do this :
> -init config
> -load saved database of jobs
> -set signals handlers
> -get shared memory (IPC shared memory and semaphores)
> -fork a consitency checking task (it is not involved in the problem, i
> -bind a port (it's server!)
> -then go the usual main loop which forks childs process to accept
> on windows sp2 (and some sp1 with updates), the master keep yelling a
> strange error :
> *** MapViewOfFileEx (0xF10000), Win32 error 487. Terminating.
> error 487 means
> "Attempt to access invalid address."
Ok, three things here.
First, please follow the reporting guidelines on
Second, did you try a developers snapshot from http://cygwin.com/snapshots?
Third, if that's not already mentioned on the problems web page, please
try to create a short, brief, concise, simple, as minimal as possible,
self-contained testcase which allows to reproduce the problem.
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader mailto:email@example.com
Red Hat, Inc.
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