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From: Daniel de Rauglaudre <daniel.de_rauglaudre@inria.fr>
To: Mattias Waldau <mattias.waldau@abc.se>
Cc: caml-list@inria.fr
Subject: Re: [Caml-list] Wserver: Values of global variables lost
Date: Mon, 7 May 2001 10:58:39 +0200	[thread overview]
Message-ID: <20010507105839.A12332@verdot.inria.fr> (raw)
In-Reply-To: <01050620563901.11893@fforum.se>; from mattias.waldau@abc.se on Sun, May 06, 2001 at 08:56:48PM +0200

Hi,

On Sun, May 06, 2001 at 08:56:48PM +0200, Mattias Waldau wrote:

> I am trying to use wserver, and create a simple ocaml-based webserver.
> 
> I am using it locally, and I assumed that the global variables in my ocaml 
> would be kept during the interaction with the user.
> 
> However, in the following program sofar is always ref "".

It is because a new process is launched at every request. Wserver uses
the Unix.fork function which creates a separated process, the global
variables are therefore not shared.

It would have worked if Wserver had used the threads but it it not
implemented like that.

-- 
Daniel de RAUGLAUDRE
daniel.de_rauglaudre@inria.fr
http://cristal.inria.fr/~ddr/
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  reply	other threads:[~2001-05-07  8:58 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-05-03 22:32 [Caml-list] printable digest strings Miles Egan
2001-05-04  9:15 ` Hendrik Tews
2001-05-04  9:37 ` Xavier Leroy
2001-05-04 14:00   ` Miles Egan
2001-05-04 14:50     ` Brian Rogoff
2001-05-04 20:27   ` Chris Hecker
2001-05-04 22:54     ` Miles Egan
2001-05-06 18:56     ` [Caml-list] Wserver: Values of global variables lost Mattias Waldau
2001-05-07  8:58       ` Daniel de Rauglaudre [this message]
2001-05-07 17:00       ` Mattias Waldau
2001-05-07 18:16         ` Daniel de Rauglaudre

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