[cups] Custom backend does not show in lpinfo -v

[Helge Blischke]

The list seems to suppress attachments, so you may mail it to me off the list to
helgeblischke at web dot de

Helge
> Am 10.12.2014 um 18:55 schrieb Mihaela Gaspar <mgaspar at graphicproducts.com>:
> 
> Thank you for reply, Helge
> 
> I have attached the error log to this message, not sure where I can upload it - I am at work and not allowed to use file sharing sites
> 
> Mihaela
> 
> -----Original Message-----
> From: cups-bounces at cups.org [mailto:cups-bounces at cups.org] On Behalf Of Helge Blischke
> Sent: Wednesday, December 10, 2014 9:33 AM
> To: The CUPS user discussion list.
> Subject: Re: [cups] Custom backend does not show in lpinfo -v
> 
> Mihaela,
> 
> I have home-grown backends in CUPS versions 1.3.11, 1.5.3, 1.7.2, and 2.0.0. All are listed by lpinfo -v.
> Perhaps you could switch your cups to debug-logging, run lpinfo -v and post (an URL to) the error_log then?
> 
> Helge
> 
>> Am 10.12.2014 um 16:21 schrieb Mihaela Gaspar <mgaspar at graphicproducts.com>:
>> 
>> I am trying to create a custom backend, using the "educational backend":
>> https://community.kde.org/Printing/Developer_Tools#.272dir.27_CUPS_bac
>> kend_script_.28Bash_code.29
>> (either "2file" or "2dir")
>> 
>> I copied the contents of the file "2dir" and "2file" to 
>> /usr/lib/cups/backend/ I set correct permissions (experimented with 
>> everything from 700 to 555 to 755, right now 755). Unfortunately
>>   lpinfo -v
>> does not list either backend.
>> 
>> What could be the problem ?
>> 
>> I checked for line endings:
>>   file 2dir
>>   2dir: UTF-8 Unicode English text
>> (because I converted it using "dos2unix")
>> 
>> The scripts are exactly as shown on the given site - they have the "backend discovery mode".
>> I tried restarting cups (though the site tells me I shouldn't need to) 
>> I am using Ubuntu 12.04 and will also have to use this on Mac OS X 10-6-10.9... I imagine once it works on one it will work on both.
>> 
>> What can I try, how do I make this work ?
>> 
>> Thank you
>> 
>> 
>> Note to moderators: I have sent this before I joined the cups mailing list (I had joined the cups-devel list and did not realize the target for my question is user). I have not received anything including a copy of my post or some sort of confirmation, that is why I am sending it again, I imagine previous e-mail was discarded.
>> I truly hope that someone can help me with this, it is such a simple procedure that I can't see what I could be doing wrong.
>> Thank you very much
>> 
>> 
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