From: Francis Cianfrocca <garbagecat10@...>
Date: 2006-06-09T11:40:17+09:00
Subject: Re: [ANN] slave-0.0.1

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Cloexec doesn't exist on Windows. It would be meaningless anyway, because
there's no notion of a fork. In effect, everything is cloexec.

On 6/8/06, ara.t.howard@noaa.gov <ara.t.howard@noaa.gov> wrote:
>
> On Fri, 9 Jun 2006, Justin Bailey wrote:
>
> hi justin-
>
> > I am trying to use your package on Windows. I'm running into an issue at
> > line 341 of slave.rb:
> >
> > @pipe.fcntl Fcntl::F_SETFD, Fcntl::FD_CLOEXEC
> >
> > I'm curious what these flags mean and what their equivalent on Windows
> might
> > be (if any).
>
> it means that, should the parent do something like
>
>    exec 'another_program.exe'
>
> the pipe will be closed.  it's important since pids are recycled and pipes
> transfered the slave would live on for while - perhaps indefinitely.
>
> of course it's possible that behaviour is desireable, but then a zombie
> would
> also be created... anyhow, for hacking it's safe to comment that out.
>
> > I already solved a couple of issues (well, hacked around them):
> >
> > 1) No fork() on windows. Solved by installing Daniel
> Berger's  win32-process
> > gem
> > 2) "drbunix" URI fails on non-unix. Solved by passing nil to
> > Drb.start_service (ugly hack, hoping to make it cleaner later)
>
> this could easily be configured - check out how the other stuff is
> configured
> and do something like allow the ENV var 'SLAVE_DRB_PROTOCOL' to override
> this...  perhaps a better option might be
>
>    Drb.start_server 'drb://localhost.localdomain:0'
>
> note that 'nil' here doesn't work on macs for some reason...
>
> i'm running out the door now, but i'd love to make this work on windows -
> just
> for the challenge.  maybe dan can lend a hand? ;-)
>
> maybe we can work together and make another release that's portable.  ping
> me
> offline if your're interested.
>
> cheers.
>
> -a
> --
> suffering increases your inner strength.  also, the wishing for suffering
> makes the suffering disappear.
> - h.h. the 14th dali lama
>
>

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