[cups.general] Re: All jobs cancelled and still printing junk

[Steve Bergman]

WL Yeow wrote:

>Hello,
>
>I have the exact same problem and I would like to know 2 things:
>
>1) if there's any elegant way of killing print jobs. As a sysadmin, I would want to limit shell access to users who really needs them, not those who just need to cancel print jobs.
>
>2) when the printer jams or encounter errors in printing, why isn't it reflected in CUPS but continuing spewing junk? Is this a printer driver problem? my printer is a HP810C, if that info helps.
>  
>
The backends in Fedora Core are patched to fix this problem. (Except for 
the 'serial' backend.)

You should be able to drop them in in place of the backends you are 
currently using.  It has something to do with POSIX signals vs SYSV 
signals or some such.