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Re: svn 1.3.0: post-commit hook waits even if tasks are backgrounded

From: Garrett Rooney <rooneg_at_electricjellyfish.net>
Date: 2006-01-18 00:13:47 CET

On 1/17/06, Peter N. Lundblad <peter@famlundblad.se> wrote:
> On Tue, 17 Jan 2006, Garrett Rooney wrote:
> > On 1/17/06, Peter N. Lundblad <peter@famlundblad.se> wrote:
> >
> > This seems reasonable to me, but I still wish there was a way to
> > return to the situation where hook scripts that exit success don't
> > have to worry about this sort of thing. I imagine there are a number
> > of scripts out there with this sort of problem, even our examples
> > don't bother to close stderr, if we're going to require that we should
> > at least fix the default templates.
> Where in our default templates do we background any jobs?

Ahh, sorry, my mistake. I had assumed that we'd backgrounded the
commit email calls and so forth, but apparently not.

> > In any event, if we do go with this fix I think we should include some
> > documentation on the correct way to correctly close stderr for various
> > systems. Your example here covers unix shell scripts, but I'd
> When you say "close stderr", I guess you mean redirect it, since that's
> what my example does. This is important, since closing any of
> stdin,stdout,stderr is a Bad Thing to do. That'll make the process output
> stderr output (if any) to some random file that it might have opened
> afterwards.

Yes, I mean redirect it.

> > specifically like to include something for windows batch files (not
> > that I have any clue how to do that in a batch file, but I suspect
> > people will ask for it).
> >
> AFAIK, it is the same on Windows
> command 2> nul
> But don't ask me how to start something in the background on that
> platform...
> I agree that we should announce this somewhere vissible for 1.3.1.
> To address Philip's point about inheriting stdin, it seems good to
> redirect stdin to the null device in that case in the callers and clarify
> the documentation for svn_start_cmd.

That does make sense to me.


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Received on Wed Jan 18 01:32:58 2006

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