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Date:      Thu, 14 Apr 2011 12:39:53 +0200 (CEST)
From:      Oliver Fromme <olli@lurza.secnetix.de>
To:        freebsd-multimedia@FreeBSD.ORG, hselasky@c2i.net
Subject:   Re: webcamd-0.1.23 does not start via rc.d
Message-ID:  <201104141039.p3EAdrR8022458@lurza.secnetix.de>
In-Reply-To: <201104141205.53701.hselasky@c2i.net>

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Hans Petter Selasky wrote:
 > On Thursday 14 April 2011 11:55:39 Oliver Fromme wrote:
 > > Well, I don't use the rc.conf entry at all because my webcam
 > > is usually not plugged in during boot.  I have to use an
 > > entry in devd.conf instead so webcamd starts when I plug the
 > > webcam in.  This is why I need the aforementioned wrapper
 > > script; it simply does not work otherwise.
 > > 
 > > I don't remember exactly what was wrong, it's a few months
 > > ago.  But I can tell you for sure that it did *not* work out
 > > of the box according to the documentation, so I had to write
 > > that script.  At that time I assumed that it was some 8-stable
 > > vs. 9-current thing ...  As I wrote previously, I didn't care
 > > too much since I got it working with that trivial wrapper
 > > script.
 > > 
 > > Maybe it works out of the box with today's 8-stable, but
 > > I'm reluctant to try because, you know, "never change a
 > > running system" ...  ;-)
 > 
 > There was a bug in this area that was fixed some time back. If you use a 
 > wrapper script you need to pass the $cdev that is coming from devd to webcamd 
 > -d xxxx . The reason for this change is to avoid races creating pid files.

The "$cdev" thing in devd.conf was *not* working.  I don't
remember if it contained the wrong value or if it was just
empty.  It did not work.  Otherwise I wouldn't have to use
a separate script at all.

My wrapper script parses the output of usbconfig to get the
correct device.  That works reliably.

Best regards
   Oliver

-- 
Oliver Fromme, secnetix GmbH & Co. KG, Marktplatz 29, 85567 Grafing b. M.
Handelsregister: Registergericht Muenchen, HRA 74606,  Geschäftsfuehrung:
secnetix Verwaltungsgesellsch. mbH, Handelsregister: Registergericht Mün-
chen, HRB 125758,  Geschäftsführer: Maik Bachmann, Olaf Erb, Ralf Gebhart

FreeBSD-Dienstleistungen, -Produkte und mehr:  http://www.secnetix.de/bsd

"Whatever happened to the days when hacking started
at the cerebral cortex, and not at the keyboard?"
  --  Sid on userfriendly.org by Illiad, 2007-06-20



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