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Re: gphoto2 problem: usb access for non root users

Subject: Re: gphoto2 problem: usb access for non root users
From: Bill Nottingham
Date: Mon, 27 Feb 2006 17:11:23 -0500
Kostas Georgiou ([email protected]) said: 
> On Mon, Feb 27, 2006 at 12:48:48PM -0500, Bill Nottingham wrote:
> > Jesse Barnes ([email protected]) said: 
> > > If I wanted to add some additional echo statements to 
> > > the /usr/libexec/gphoto-set-procperm where would their output show up?  
> > > I wanted to check and see if the environment variables were getting set 
> > > correctly, since everything else looks ok (guess I can just redirect to 
> > > a file to do some debugging, I'll try that when I get home).
> > 
> > set > /tmp/gphoto.$$ should be simple enough for debugging.
> Well since I am home
> "chown $console_user /dev/bus/usb/$bus_num/$dev_num" fails with:
> chown: cannot access `/dev/bus/usb/002/018': No such file or directory
> Anything that slows down the script (ls /dev/bus/usb/$bus_num, usleep 1, etc.)
> seems to be enough for the device to be created.
> Should the script wait for the device to be created or is there a better
> way to handle this?

Oh, BTW. Please file a bug against hal, this appears to be due to
a race between the USB device creation and the callouts.


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