[sane-devel] Setting up Canon Perfection USB scanner for use in network: questions, problems

Nigel Ridley nigel at rmk.co.il
Mon Jun 5 18:58:54 UTC 2006


m. allan noah wrote:
> please look at README.linux in the sane source.
> 
> allan
> 

Yes I had already. The problem is that K/Ubuntu don't seem to have any 
of the scripts mentioned included in their sane packages - well not that 
I could find anyway :-(

> On Mon, 5 Jun 2006, Nigel Ridley wrote:
> 
>> James Tuttle wrote:
>>
>>> I had a similar issue with a tape drive reverting its ownership and 
>>> permissions after reboot.
>>>
>>> Although this probably isn't the "right way" to make it persistent, 
>>> I  just added the following lines to my /etc/init.d/bootmisc.sh script:
>>>
>>> ln -s /dev/nst0 /dev/tape
>>> chmod 777 /dev/tape
>>> ln -s /dev/sg0 /dev/changer
>>> chmod 777 /dev/changer
>>>
>>> I think you could do the same thing for changing the group on the USB 
>>> devices as I did for the tape and generic SCSI device. The script  
>>> runs (as root) during the bootup process, I think as one of the last  
>>> things to be done.
>>
>>
>> I thought about doing something similar but the computer in question 
>> is mostly always on - the problem arises when someone switches off the 
>> [printer] scanner, then switches it back on again.
>>
>> Perhaps a script somewhere in [X]sane to change the permissions/group 
>> when [X]sane is started ??
>>
>>>
>>> This is on Kubuntu Breezy, not sure how CentOS handles it.
>>>
>>> -James
>>>
>>>
>>>
>>> On Jun 5, 2006, at 10:47 AM, Nigel Ridley wrote:
>>>
>>>> This is only a temporary solution as it will revert back to root  
>>>> root on either a reboot or if you restart the scanner - so I  
>>>> created a 'Bookmark' in 'Konsole' so instead of having to retype it  
>>>> all again I just click on the Bookmark and hit enter (then give my  
>>>> password).
>>>> You could create an alias instead though.
>>>>
>>>> If you find a better solution please post it :-)
>>>>
>>>> Blessings,
>>>>
>>>> Nigel
>>>
>>>
>>>
>>>
>>> ------------------------------------------------------------------------
>>>
>>>
>>
>> Blessings,
>>
>> Nigel
>>
>>
> 


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